CN218542383U - Tail gas treatment differential pressure pipe stirrup connection structure - Google Patents
Tail gas treatment differential pressure pipe stirrup connection structure Download PDFInfo
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- CN218542383U CN218542383U CN202222836130.1U CN202222836130U CN218542383U CN 218542383 U CN218542383 U CN 218542383U CN 202222836130 U CN202222836130 U CN 202222836130U CN 218542383 U CN218542383 U CN 218542383U
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Abstract
The utility model provides a differential pressure pipe hoop muscle connection structure is handled to tail gas, include: a differential pressure tube body; the front end of the differential pressure pipe body is provided with a connecting sleeve; the rear end of the differential pressure pipe body is provided with a connecting nut; the front end of the pipe cavity of the differential pressure pipe body is provided with a front end stirrup; a first butt joint piece is arranged in the connecting sleeve and corresponds to the front-end stirrup; the rear end of the pipe cavity of the differential pressure pipe body is provided with a rear end stirrup; a second butt joint piece is arranged in the connecting nut and corresponds to the rear-end stirrup; the connecting nut is provided with a nut seat. In the utility model, the front end stirrup and the rear end stirrup are respectively arranged after the pipe end is formed, and can be directly sleeved in the connecting sleeve and the connecting nut, the connecting structure is simple, a copper pad and a sealing ring are not needed, and the manufacturing cost is effectively saved; through the matching use of the connecting nut and the nut seat, the pipe end of the differential pressure pipe body is formed and sleeved into the connecting nut and the nut seat to be matched and locked, so that the stable sealing effect is achieved, and the problem of failure and air leakage of the high-temperature sealing ring is solved.
Description
Technical Field
The utility model belongs to the technical field of automobile exhaust handles, more specifically says, in particular to differential pressure pipe hoop muscle connection structure is handled to tail gas.
Background
The gasoline vehicle is usually designed with a particle catcher to control the size and quantity of particles in the exhaust gas of the engine, and the pressure difference pipe of the vehicle is connected with the air inlet end and the air outlet end of the particle catcher and respectively connected with a pressure difference sensor to detect the pressure difference between the air inlet end and the air outlet end of the particle catcher so as to judge whether the particle catcher can work normally.
Current tail gas treatment differential pressure pipe stirrup connection structure is when using, and general differential pressure pipe both ends use copper pad and sealing washer to assemble usually, and its connected mode is more troublesome, and manufacturing cost is higher relatively moreover, and the sealing washer receives high temperature to influence easily simultaneously, causes sealed effect to reduce, produces the inefficacy gas leakage problem.
Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a tail gas treatment differential pressure pipe stirrup connecting structure is provided, so as to achieve a more practical purpose.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a differential pressure pipe hoop muscle connection structure is handled to tail gas to solve current tail gas and handle differential pressure pipe both ends and use copper pad and sealing washer to assemble usually, its manufacturing cost is higher relatively, and the sealing washer receives the high temperature influence simultaneously, produces the problem of inefficacy gas leakage easily.
The utility model discloses tail gas treatment differential pressure pipe stirrup connection structure's purpose and efficiency are reached by following concrete technological means:
tail gas treatment differential pressure pipe stirrup connection structure includes: a differential pressure tube body; the front end of the differential pressure pipe body is provided with a connecting sleeve; the rear end of the differential pressure pipe body is provided with a connecting nut; the front end of the tube cavity of the differential pressure tube body is provided with a front end stirrup; a first butt joint piece is arranged in the connecting sleeve and corresponds to the front-end stirrup; the rear end of the pipe cavity of the differential pressure pipe body is provided with a rear end stirrup; a second butt joint piece is arranged in the connecting nut and corresponds to the rear-end stirrup; and the connecting nut is provided with a nut seat.
Furthermore, the front end of the differential pressure pipe body is provided with a front port, the front end stirrup is positioned in the front port, the rear end of the differential pressure pipe body is provided with a rear horn mouth, and the rear end stirrup is positioned in the rear horn mouth.
Furthermore, the front-end stirrup center position is equipped with first through-hole, is equipped with the first bolt hole in four places on the front-end stirrup, and the first bolt hole in four places is the distribution of annular array mode, and the front-end stirrup is slided and is inserted in anterior port, and locking bolt passes first bolt hole and anterior port locking control.
Furthermore, a connecting bolt is arranged at the center of the first butt joint piece and corresponds to the first through hole.
Furthermore, the central position of the rear-end stirrup is provided with a second through hole, the rear-end stirrup is provided with four second bolt holes, the four second bolt holes are distributed in an annular array mode, the rear-end stirrup is slidably inserted into the rear horn mouth, and the locking bolt penetrates through the second bolt holes to be locked and controlled with the rear horn mouth.
Furthermore, one end of the second butt-joint piece is provided with a positioning column, and the positioning column corresponds to the second through hole.
Furthermore, a thread groove is formed in one end of the nut seat, the connecting nut is fixedly connected with the thread groove of the nut seat in a threaded mode, a communicating cavity is formed in the other end of the nut seat, and the communicating cavity is communicated with the thread groove.
Has the beneficial effects that:
1. the pressure difference pipe body of the device adopts a 304 stainless steel pipe, and the front end stirrup and the rear end stirrup are arranged after the pipe end is formed and can be directly sleeved into the connecting sleeve and the connecting nut, so that the connecting structure is simple, a copper pad and a sealing ring are not needed, and the manufacturing cost is effectively saved.
2. The device adopts the 304 nut seat, the connecting nut and the nut seat are matched for use, the pipe end of the differential pressure pipe body is formed and sleeved into the connecting nut and the nut seat for matching and locking, and a stable sealing effect is achieved, so that the problem of failure and air leakage of the high-temperature sealing ring is solved.
Drawings
Fig. 1 is a schematic axial view of the present invention.
Fig. 2 is a schematic view of the sectioning angle structure of the present invention.
Fig. 3 is the view structure sketch map is dissected in the assembly of front end stirrup and first butt joint piece of the present invention.
Fig. 4 is a schematic view of the top view angle of the front end stirrup and the first butt joint member of the present invention.
Fig. 5 is the view structure schematic diagram of the assembly and sectioning of the rear end stirrup and the second butt joint member of the present invention.
Fig. 6 is a schematic view of the nut seat structure of the present invention.
Fig. 7 is a schematic view of the cutting view angle structure drawn from fig. 6 of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a differential pressure tube body; 101. a front port; 102. a rear bell mouth; 2. connecting a sleeve; 3. a connecting nut; 4. a front end stirrup; 401. a first through hole; 402. a first bolt hole; 5. a first butt joint member; 501. a connecting bolt; 6. a rear end stirrup; 601. a second through hole; 602. a second bolt hole; 7. a second docking piece; 701. a positioning column; 8. a nut seat; 801. a thread groove; 802. a communicating chamber.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Example (b): as shown in figures 1 to 7:
the utility model provides a differential pressure pipe hoop muscle connection structure is handled to tail gas, include: a differential pressure pipe body 1; the front end of the differential pressure pipe body 1 is provided with a connecting sleeve 2; the rear end of the differential pressure pipe body 1 is provided with a connecting nut 3; the front end of the tube cavity of the differential pressure tube body 1 is provided with a front end stirrup 4; a first butt joint piece 5 is arranged in the connecting sleeve 2, and the first butt joint piece 5 corresponds to the front-end stirrup 4; the rear end of the tube cavity of the differential pressure tube body 1 is provided with a rear end stirrup 6; a second butt joint piece 7 is arranged in the connecting nut 3, and the second butt joint piece 7 corresponds to the rear-end stirrup 6; and a nut seat 8 is arranged on the connecting nut 3.
The front end of the differential pressure pipe body 1 is provided with a front port 101, the front end stirrup 4 is positioned in the front port 101, the rear end of the differential pressure pipe body 1 is provided with a rear bell mouth 102, and the rear end stirrup 6 is positioned in the rear bell mouth 102;
a first through hole 401 is formed in the center of the front-end stirrup 4, four first bolt holes 402 are formed in the front-end stirrup 4, the four first bolt holes 402 are distributed in an annular array mode, the front-end stirrup 4 is slidably inserted into the front port 101, and a locking bolt penetrates through the first bolt holes 402 to be in locking control with the front port 101;
a connecting bolt 501 is arranged at the center of the first butting piece 5, and the connecting bolt 501 corresponds to the first through hole 401;
a second through hole 601 is formed in the center of the rear-end stirrup 6, four second bolt holes 602 are formed in the rear-end stirrup 6, the four second bolt holes 602 are distributed in an annular array mode, the rear-end stirrup 6 is slidably inserted into the rear bell mouth 102, and a locking bolt penetrates through the second bolt holes 602 to be locked and controlled with the rear bell mouth 102;
one end of the second butt joint piece 7 is provided with a positioning column 701, the positioning column 701 corresponds to the second through hole 601, the differential pressure pipe body 1 of the device adopts a 304 stainless steel pipe, and the front end stirrup 4 and the rear end stirrup 6 are respectively arranged after the pipe end is formed and can be directly sleeved into the connecting sleeve 2 and the connecting nut 3, so that the connecting structure is simple, a copper pad and a sealing ring are not needed, and the manufacturing cost is effectively saved.
Wherein, nut seat 8 one end is equipped with thread groove 801, and coupling nut 3 is through the thread mode with the thread groove 801 fixed connection of nut seat 8, the nut seat 8 other end is equipped with intercommunication chamber 802, and intercommunication chamber 802 communicates with each other with thread groove 801, this device adopts 304 nut seats 8, use through coupling nut 3 and the cooperation of nut seat 8, 1 pipe end shaping of pressure differential pipe body embolias coupling nut 3 and the cooperation of nut seat 8 and locks, plays stable sealed effect to the problem of high temperature sealing washer inefficacy gas leakage has been solved.
The specific use mode and function of the embodiment are as follows:
in the utility model, when in use, the differential pressure pipe body 1 adopts a 304 stainless steel pipe, and the front end stirrup 4 and the rear end stirrup 6 are respectively arranged after the pipe end is formed, so that the differential pressure pipe can be directly sleeved in the connecting sleeve 2 and the connecting nut 3, the connecting structure is simple, a copper pad and a sealing ring are not needed, and the manufacturing cost is effectively saved; due to the fact that the 304 nut seat 8 is adopted, the connecting nut 3 is matched with the nut seat 8 for use, the pipe end of the differential pressure pipe body 1 is formed and sleeved into the connecting nut 3 and the nut seat 8 to be matched and locked, a stable sealing effect is achieved, and the problem that a high-temperature sealing ring fails and leaks air is solved.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (7)
1. Tail gas treatment differential pressure pipe stirrup connection structure, its characterized in that includes: a differential pressure pipe body (1); the front end of the differential pressure pipe body (1) is provided with a connecting sleeve (2); the rear end of the differential pressure pipe body (1) is provided with a connecting nut (3); the front end of the pipe cavity of the differential pressure pipe body (1) is provided with a front end stirrup (4); a first butt joint piece (5) is arranged in the connecting sleeve (2), and the first butt joint piece (5) corresponds to the front-end stirrup (4); the rear end of the pipe cavity of the differential pressure pipe body (1) is provided with a rear end stirrup (6); a second butt joint piece (7) is arranged in the connecting nut (3), and the second butt joint piece (7) corresponds to the rear-end stirrup (6); and the connecting nut (3) is provided with a nut seat (8).
2. The tail gas treatment differential pressure pipe stirrup connecting structure of claim 1, wherein: the front end of the differential pressure pipe body (1) is provided with a front port (101), the front end hoop (4) is located in the front port (101), the rear end of the differential pressure pipe body (1) is provided with a rear horn mouth (102), and the rear end hoop (6) is located in the rear horn mouth (102).
3. The tail gas treatment differential pressure pipe stirrup connection structure of claim 1, wherein: the front-end stirrup (4) central point puts and is equipped with first through-hole (401), is equipped with first bolt hole (402) of four places on front-end stirrup (4), and first bolt hole (402) of four places are the annular array mode and distribute, and front-end stirrup (4) are slided and are inserted in anterior port (101), and the locking bolt passes first bolt hole (402) and anterior port (101) locking control.
4. The tail gas treatment differential pressure pipe stirrup connection structure of claim 1, wherein: the center of the first butt joint piece (5) is provided with a connecting bolt (501), and the connecting bolt (501) corresponds to the first through hole (401).
5. The tail gas treatment differential pressure pipe stirrup connecting structure of claim 1, wherein: the rear-end stirrup (6) central point puts and is equipped with second through-hole (601), is equipped with fourth second bolt hole (602) on rear-end stirrup (6), and fourth second bolt hole (602) are the distribution of annular array mode, and rear-end stirrup (6) slip is inserted in rear portion horn mouth (102), and the locking bolt passes second bolt hole (602) and rear portion horn mouth (102) locking control.
6. The tail gas treatment differential pressure pipe stirrup connection structure of claim 1, wherein: one end of the second butt joint piece (7) is provided with a positioning column (701), and the positioning column (701) corresponds to the second through hole (601).
7. The tail gas treatment differential pressure pipe stirrup connecting structure of claim 1, wherein: one end of the nut seat (8) is provided with a thread groove (801), the connecting nut (3) is fixedly connected with the thread groove (801) of the nut seat (8) in a threaded mode, the other end of the nut seat (8) is provided with a communicating cavity (802), and the communicating cavity (802) is communicated with the thread groove (801).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222836130.1U CN218542383U (en) | 2022-10-27 | 2022-10-27 | Tail gas treatment differential pressure pipe stirrup connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222836130.1U CN218542383U (en) | 2022-10-27 | 2022-10-27 | Tail gas treatment differential pressure pipe stirrup connection structure |
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| Publication Number | Publication Date |
|---|---|
| CN218542383U true CN218542383U (en) | 2023-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222836130.1U Active CN218542383U (en) | 2022-10-27 | 2022-10-27 | Tail gas treatment differential pressure pipe stirrup connection structure |
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| CN (1) | CN218542383U (en) |
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- 2022-10-27 CN CN202222836130.1U patent/CN218542383U/en active Active
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