CN209876207U - Be used for exhaust gas purifier intake pipe connecting device - Google Patents
Be used for exhaust gas purifier intake pipe connecting device Download PDFInfo
- Publication number
- CN209876207U CN209876207U CN201920487452.5U CN201920487452U CN209876207U CN 209876207 U CN209876207 U CN 209876207U CN 201920487452 U CN201920487452 U CN 201920487452U CN 209876207 U CN209876207 U CN 209876207U
- Authority
- CN
- China
- Prior art keywords
- sealing sleeve
- pipe
- exhaust gas
- sealing
- connecting pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a be used for exhaust gas purifier intake-tube connection device, including gas-supply pipe, connecting pipe and seal cover two, the shaping of gas-supply pipe lower extreme has go-between one, go-between one lower extreme is provided with the connecting pipe, the shaping has external screw thread one on the lateral wall of connecting pipe, external screw thread below is provided with external screw thread two, be provided with seal cover one on the connecting pipe, the shaping has patchhole one on the seal cover one, be provided with sealed pad one in the seal cover one, the shaping has internal thread one on the inner wall of seal cover one, seal cover one lower extreme is provided with sealed pad two. Has the advantages that: the utility model discloses a set up seal cover one, seal cover two, sealed pad one, sealed pad two and sealed pad three, make the device can make intake-tube connection department keep good leakproofness, make waste gas can not leak at the in-process that gets into exhaust gas purifier, make the practicality of device strengthen greatly.
Description
Technical Field
The utility model relates to a connecting device technical field, concretely relates to be used for exhaust gas purifier intake-tube connection device.
Background
Waste gas purifier carries out innocent treatment to various waste gas, the equipment of decomposition, need be connected waste gas purifier's intake pipe and waste gas pipeline when using waste gas purifier, so that waste gas can send into waste gas purifier, this just need use connecting device, present be used for waste gas purifier intake-tube connection device leakproofness not enough, make waste gas leakage easily, and current connecting device uses flange or welded mode to connect, need use bolt or welding machine, the operation is complicated, it is inconvenient to use, can not satisfy people's user demand.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the prior art not enough, provide one kind at present and be used for exhaust gas purifier intake-tube connection device, solved current be used for exhaust gas purifier intake-tube connection device leakproofness not enough, make waste gas leak easily and use flange or welded mode to connect, the operation is complicated, awkward problem.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides an intake pipe connecting device for an exhaust gas purifier, which comprises a gas pipe, a connecting pipe and a sealing sleeve II, wherein the lower end of the gas pipe is formed with a connecting ring I, the lower end of the connecting ring I is provided with the connecting pipe, an external thread I is formed on the side wall of the connecting pipe, an external thread II is arranged below the external thread, a sealing sleeve I is arranged on the connecting pipe, an inserting hole I is formed on the sealing sleeve I, a sealing gasket I is arranged in the sealing sleeve I, an internal thread I is formed on the inner wall of the sealing sleeve I, a sealing gasket II is arranged at the lower end of the sealing gasket II, an inserting hole II is formed on the sealing sleeve II, a sealing gasket III is arranged in the sealing sleeve II, and a connecting ring II is formed at the upper end of the air inlet pipe.
Further, the connecting pipe is overlapped with the connecting ring I, and the internal thread I is meshed with the external thread I.
Furthermore, the first sealing sleeve is connected with the connecting pipe through threads, and the gas pipe is connected with the first sealing sleeve in an inserting mode.
Furthermore, the first sealing gasket is connected with the first sealing sleeve in a glued mode, and the second sealing gasket is connected with the connecting pipe in an inserted mode.
Furthermore, the sealing gasket III is connected with the sealing sleeve II in a gluing mode, and the internal thread II is meshed with the external thread II.
Furthermore, the second sealing sleeve is connected with the connecting pipe through threads, and the air inlet pipe is connected with the second sealing sleeve in an inserting mode.
Further, the connecting ring II is in lap joint with the connecting pipe, the sealing gasket I is in lap joint with the connecting ring I, and the sealing gasket III is in lap joint with the connecting ring II.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
1. in order to solve the problems that the sealing performance of the existing connecting device of the air inlet pipe for the waste gas purifier is insufficient and waste gas is easy to leak, the utility model ensures that the connecting part of the air inlet pipe can keep good sealing performance by arranging the first sealing sleeve, the second sealing sleeve, the first sealing gasket, the second sealing gasket and the third sealing gasket, so that the waste gas can not leak in the process of entering the waste gas purifier, and the practicability of the device is greatly enhanced;
2. for solving current exhaust gas purifier intake-tube connection device that is used for flange or welded mode and connect, the operation is complicated, awkward problem, the utility model discloses a set up internal thread one, internal thread two, external screw thread one, external screw thread two, patchhole one and patchhole two, but make the device quick assembly disassembly when connecting the intake pipe, need not to use bolt or welding machine, make the use convenience of device improve greatly.
Drawings
Fig. 1 is a schematic structural diagram of an intake pipe connecting device for an exhaust gas purifier according to the present invention;
fig. 2 is a cross-sectional view of an intake pipe connecting device for an exhaust gas purifier according to the present invention;
fig. 3 is a schematic structural diagram of a connecting pipe in an intake pipe connecting device for an exhaust gas purifier according to the present invention;
fig. 4 is a schematic structural diagram of a first sealing sleeve used in an intake pipe connecting device of an exhaust gas purifier according to the present invention;
fig. 5 is a bottom view of a first sealing sleeve in the intake pipe connecting device of the exhaust gas purifier according to the present invention;
fig. 6 is a schematic structural view of a second sealing sleeve used in an intake pipe connecting device of an exhaust gas purifier according to the present invention;
fig. 7 is a bottom view of a second sealing sleeve in the intake pipe connecting device of the exhaust gas purifier according to the present invention;
fig. 8 is a schematic structural diagram of an intake pipe used in an intake pipe connecting device of an exhaust gas purifier.
The reference numerals are explained below:
1. a gas delivery pipe; 2. a connecting ring I; 3. a connecting pipe; 4. the first external thread; 5. a second external thread; 6. a first sealing sleeve; 7. inserting the first hole; 8. a first sealing gasket; 9. a first internal thread; 10. a second sealing gasket; 11. a second sealing sleeve; 12. the second insertion hole 13 and the third sealing gasket; 14. a second internal thread; 15. an air inlet pipe; 16. and a second connecting ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in figures 1-8, an air inlet pipe connecting device for an exhaust gas purifier comprises an air inlet pipe 1, a connecting pipe 3 and a sealing sleeve II 11, wherein a connecting ring I2 is formed at the lower end of the air inlet pipe 1, the connecting pipe 3 is arranged at the lower end of the connecting ring I2, an external thread I4 is formed on the side wall of the connecting pipe 3, an external thread II 5 is arranged below the external thread I4, a sealing sleeve I6 is arranged on the connecting pipe 3, an inserting hole I7 is formed on the sealing sleeve I6, a sealing gasket I8 is arranged in the sealing sleeve I6, an internal thread I9 is formed on the inner wall of the sealing sleeve I6, the air inlet pipe 1 is inserted into the sealing sleeve I6 through the inserting hole I7, the sealing sleeve I6 can be tightly connected with the connecting pipe 3 through the internal thread I9 and the external thread I4, the sealing gasket I8 can be extruded in the process of screwing the sealing sleeve I, the gas pipe 1 is connected with the connecting pipe 3 in a sealing way, the lower end of the first sealing sleeve 6 is provided with a second sealing gasket 10, the lower end of the second sealing gasket 10 is provided with a second sealing sleeve 11, an insertion hole two 12 is formed on the second sealing sleeve 11, a third sealing gasket 13 is arranged in the second sealing sleeve 11, an internal thread two 14 is formed on the inner wall of the second sealing sleeve 11, an air inlet pipe 15 is arranged in the insertion hole two 12, a connecting ring two 16 is formed at the upper end of the air inlet pipe 15, the air inlet pipe 15 is inserted in the second sealing sleeve 11 through the insertion hole two 12, the third sealing gasket 13 can be extruded in the process of screwing the second sealing sleeve 11, so that the third sealing gasket 13 completely seals the gap between the air inlet pipe 15 and the second sealing sleeve 11, the air inlet pipe 15 is connected with the connecting pipe 3 in a sealing way, meanwhile, the first sealing sleeve 6 and the second sealing sleeve 11 can extrude, thereby making the device more hermetically sealed.
Wherein, connecting pipe 3 and 2 overlap joints of go-between, internal thread 9 meshes with 4 external screw threads, seal cover 6 passes through threaded connection with connecting pipe 3, gas-supply pipe 1 pegs graft with seal cover 6, seal cover 8 splices with seal cover 6, seal cover two 10 pegs graft with connecting pipe 3, seal three 13 splices with seal cover two 11, internal thread two 14 meshes with two 5 external screw threads, seal cover two 11 passes through threaded connection with connecting pipe 3, intake pipe 15 pegs graft with seal cover two 11, go-between two 16 and 3 overlap joints of connecting pipe, seal cover 8 and 2 overlap joints of go-between, seal cover three 13 and 16 overlap joints of go-between.
The utility model provides a theory of operation for exhaust gas purifier intake pipe 15 connecting device: the gas pipe 1 is inserted on the first sealing sleeve 6 through the first insertion hole 7, the first sealing sleeve 6 can be tightly connected with the connecting pipe 3 through the first internal thread 9 and the first external thread 4, the first sealing sleeve 8 can be extruded in the process of screwing the first sealing sleeve 6, so that the first sealing sleeve 8 completely seals a gap between the gas pipe 1 and the first sealing sleeve 6, the gas pipe 1 is hermetically connected with the connecting pipe 3, the gas inlet pipe 15 is inserted on the second sealing sleeve 11 through the second insertion hole 12, the third sealing sleeve 13 can be extruded in the process of screwing the second sealing sleeve 11, so that the third sealing sleeve 13 completely seals the gap between the gas inlet pipe 15 and the second sealing sleeve 11, the gas inlet pipe 15 is hermetically connected with the connecting pipe 3, meanwhile, the first sealing sleeve 6 and the second sealing sleeve 11 can extrude the second sealing sleeve 10 in the process of screwing, so that the second sealing sleeve 10 completely seals the gap between the connecting pipe 3 and the first sealing sleeve 6 as well, thereby making the device more hermetically sealed.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (7)
1. The utility model provides a be used for exhaust gas purifier intake-tube connection device which characterized in that: the connecting pipe comprises a gas pipe (1), a connecting pipe (3) and a sealing sleeve II (11), wherein a connecting ring I (2) is formed at the lower end of the gas pipe (1), the lower end of the connecting ring I (2) is provided with the connecting pipe (3), an external thread I (4) is formed on the side wall of the connecting pipe (3), an external thread II (5) is arranged below the external thread I (4), a sealing sleeve I (6) is arranged on the connecting pipe (3), an insertion hole I (7) is formed on the sealing sleeve I (6), a sealing gasket I (8) is arranged in the sealing sleeve I (6), an internal thread I (9) is formed on the inner wall of the sealing sleeve I (6), a sealing gasket II (10) is arranged at the lower end of the sealing sleeve I (6), a sealing gasket II (11) is arranged at the lower end of the sealing gasket II (10), an insertion hole, a sealing gasket III (13) is arranged in the sealing sleeve II (11), an internal thread II (14) is formed on the inner wall of the sealing sleeve II (11), an air inlet pipe (15) is arranged in the insertion hole II (12), and a connecting ring II (16) is formed at the upper end of the air inlet pipe (15).
2. The intake pipe connection device for an exhaust gas purifier according to claim 1, wherein: the connecting pipe (3) is overlapped with the connecting ring I (2), and the internal thread I (9) is meshed with the external thread I (4).
3. The intake pipe connection device for an exhaust gas purifier according to claim 1, wherein: the first sealing sleeve (6) is in threaded connection with the connecting pipe (3), and the gas conveying pipe (1) is connected with the first sealing sleeve (6) in an inserted mode.
4. The intake pipe connection device for an exhaust gas purifier according to claim 1, wherein: the first sealing gasket (8) is connected with the first sealing sleeve (6) in a gluing mode, and the second sealing gasket (10) is connected with the connecting pipe (3) in an inserting mode.
5. The intake pipe connection device for an exhaust gas purifier according to claim 1, wherein: the third sealing gasket (13) is connected with the second sealing sleeve (11) in a gluing mode, and the second internal thread (14) is meshed with the second external thread (5).
6. The intake pipe connection device for an exhaust gas purifier according to claim 1, wherein: the second sealing sleeve (11) is in threaded connection with the connecting pipe (3), and the air inlet pipe (15) is connected with the second sealing sleeve (11) in an inserted mode.
7. The intake pipe connection device for an exhaust gas purifier according to claim 1, wherein: the connecting ring II (16) is in lap joint with the connecting pipe (3), the sealing gasket I (8) is in lap joint with the connecting ring I (2), and the sealing gasket III (13) is in lap joint with the connecting ring II (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920487452.5U CN209876207U (en) | 2019-04-11 | 2019-04-11 | Be used for exhaust gas purifier intake pipe connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920487452.5U CN209876207U (en) | 2019-04-11 | 2019-04-11 | Be used for exhaust gas purifier intake pipe connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209876207U true CN209876207U (en) | 2019-12-31 |
Family
ID=68959594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920487452.5U Expired - Fee Related CN209876207U (en) | 2019-04-11 | 2019-04-11 | Be used for exhaust gas purifier intake pipe connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209876207U (en) |
-
2019
- 2019-04-11 CN CN201920487452.5U patent/CN209876207U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 Termination date: 20210411 |