CN217501773U - Bent pipe liquid collection box structure and vehicle - Google Patents

Abstract

The utility model provides a bent pipe collection liquid box structure and vehicle, the utility model discloses a bent pipe collection liquid box structure is equipped with the multichannel baffle including the box body that is equipped with air inlet and gas outlet in the box body, and the multichannel baffle inject the gas flow channel that has a plurality of positions of bending in the box body, and the one end and the air inlet intercommunication of gas flow channel, the other end and gas outlet intercommunication. The utility model discloses a liquid box structure is collected to bent pipe is through the multichannel baffle that sets up in the box body to make the multichannel baffle inject the gas flow channel that has a plurality of positions of buckling in the box body, be favorable to flowing into the oil-gas mixture in the box body and carry out collision many times, and make fluid effectively separate, and also can promote anti-icing jam ability, improve the effective volume of collecting liquid box, and have better result of use.

Description

Bent pipe liquid collection box structure and vehicle

Technical Field

The utility model relates to the technical field of engines, in particular to bent pipe collection liquid box structure. The utility model discloses still relate to an use vehicle that has this bent pipe collection liquid box structure.

Background

Under extremely cold working conditions, the ambient temperature reaches-30 ℃ and below, the air filtering air pipe crankcase ventilation pipe joint is easy to freeze and block, so that the crankcase pressure is too high, the shaft seal fails, oil leaks, an oil rule oil sprays and other adverse phenomena influence the normal operation of a vehicle, and the risk of damaging a supercharger is caused when ice blocks fall off.

In order to alleviate the problem of freezing, often filter out the trachea PVC and connect between increasing album of liquid structure at the triton pipe and empty, collect the liquid structure at present and adopt "C" type or "U" type more, above-mentioned structure is though can carry out certain separation to the oil gas mixture in the blowby gas, alleviates the PVC and connects freezing, but separation effect and anti-icing effect are not good. In addition, due to the fact that related requirements are arranged at the inlet and the outlet, the arrangement difficulty is high in a compact space, the protection is not needed near the PVC outlet, the part becomes a main icing part, icing blockage is prone to occurring, and the risk that the supercharger is damaged due to the fact that ice blocks fall off exists.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a bent pipe collection liquid box structure to can promote anti-icing jam ability when doing benefit to the fluid separation.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a bent pipe collection liquid box structure, is including the box body that is equipped with air inlet and gas outlet, be equipped with multichannel baffle, and multichannel in the box body the baffle is in inject the gas flow path that has a plurality of positions of bending in the box body, gas flow path's one end with the air inlet intercommunication, the other end with the gas outlet intercommunication.

Further, the air inlet is located the top of box body lateral wall, multichannel the baffle is including just right the first baffle that the air inlet was arranged, the top of first baffle links firmly on the roof in the box body, just first baffle with distance between the air inlet is in first preset range.

Furthermore, an extended connecting pipe is arranged at the air inlet, and the height difference between the bottom of the first baffle and the central line of the connecting pipe is within a second preset range.

Furthermore, one end of the first baffle is connected with the side wall in the box body, and a first bypass flow passage is formed at the other end of the first baffle.

Further, the gas outlet with the air inlet is located respectively on the adjacent lateral wall of box body, multichannel the baffle is including encircleing the second baffle that the gas outlet was arranged, just the top of second baffle will the gas outlet with the air inlet is separated, the gas flow way is in the bottom of second baffle with the gas outlet intercommunication.

Furthermore, one end of the second baffle is connected with the inner side wall of the box body, a second bypass flow channel is formed at the other end of the second baffle, and the second bypass flow channel and the first bypass flow channel are respectively arranged on two opposite sides of the gas flow channel.

Further, multichannel the baffle include with first baffle is adjacent, and be located first baffle low reaches third baffle, just the bottom of third baffle is connected on the second baffle, the top of third baffle is followed gas flow direction slope setting in the gas flow way.

Furthermore, one end of the third baffle is connected with the inner side wall of the box body, and the other end of the third baffle is flush with one end of the second baffle, which forms the second bypass flow channel.

Furthermore, multichannel the baffle is including connecting fourth baffle on the box inner bottom wall, the fourth baffle is located the below of second baffle, just the one end of fourth baffle with lateral wall in the box body links to each other the other end department of fourth baffle is formed with the third bypass runner, the third bypass runner with the second bypass runner is located same one side of gas flow way.

Furthermore, the box body is composed of a first half box and a second half box which are connected in a buckling manner, the air inlet is formed in the first half box, the first baffle is integrally formed on the first half box, the air outlet is formed in the second half box, and the second baffle, the third baffle and the fourth baffle are integrally formed on the second half box; and/or an avoidance space is formed on the second half box.

Compared with the prior art, the utility model discloses following advantage has:

the utility model discloses a crank pipe collection liquid box structure, through setting up the multichannel baffle in the box body to make the multichannel baffle inject the gas flow channel that has a plurality of positions of buckling in the box body, utilize fluid inertia to be greater than gaseous mechanism simultaneously, make the oil-gas mixture in the inflow box body and multichannel baffle carry out collision many times, and do benefit to fluid effective separation, and can promote anti-icing jam ability, improve the effective volume of collection liquid box, and have better result of use.

In addition, multichannel baffle includes first baffle, the second baffle, third baffle and fourth baffle, and through the structural shape to first baffle, the second baffle, third baffle and fourth baffle, the position reaches and optimizes with the relation of connection etc. of box body, make and be a plurality of sprue and a plurality of bypass runner of buckling the form in the box body, thereby can increase gaseous flow path, and also do benefit to and produce the air current vortex, and do benefit to the fluid separation, and can prevent to take place the phenomenon of freezing the jam.

Another object of the utility model is to provide a vehicle, be equipped with in the engine of vehicle as above the bent tube collection liquid box structure.

The utility model discloses a vehicle and as above the liquid box structure is collected to the bent pipe, for prior art, have the same beneficial effect, no longer give consideration to here.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is a perspective view of a structure of a liquid collecting box of a flexible tube according to a first embodiment of the present invention;

FIG. 2 is a perspective view of another perspective of the structure of the labyrinth tube liquid collection box according to the first embodiment of the present invention;

FIG. 3 is a front view of the structure of the liquid collecting box of the flexible tube according to the first embodiment of the present invention;

FIG. 4 is a top view of the structure of the labyrinth tube liquid collecting box according to the first embodiment of the present invention;

FIG. 5 is a sectional view taken along line A-A of FIG. 3;

FIG. 6 is a sectional view taken along line B-B of FIG. 4;

fig. 7 is a schematic structural diagram of a first half-case according to a first embodiment of the present invention;

fig. 8 is a schematic structural diagram of a second half-case according to a first embodiment of the present invention;

fig. 9 is a gas flow diagram according to a first embodiment of the present invention;

description of reference numerals:

1. a box body; 10. a connecting pipe; 11. a first half-box; 111. a first baffle plate; 12. a second half-box; 121. a second baffle; 122. a third baffle; 123. a fourth baffle; 124. avoiding the end face;

100. a first bypass flow passage; 200. a second bypass flow path; 300. a third bypass flow path;

110. an air inlet; 120. and an air outlet.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.

In the description of the present invention, it should be noted that, if terms indicating orientation or positional relationship such as "upper", "lower", "inner", "outer", etc. appear, they are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms first, second, etc. in this specification are not necessarily all referring to the same item, but are instead intended to cover the same item.

In addition, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless otherwise specifically limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in conjunction with the specific situation for a person of ordinary skill in the art.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

This embodiment relates to a bent pipe liquid collection box structure, through the structure setting to multichannel baffle in the box body 1, can promote the ability that anti-icing blockked up when can make fluid can effectively separate.

In the overall structure, the liquid collecting box structure of the crank pipe mainly comprises a box body 1 provided with a gas inlet 110 and a gas outlet 120, wherein a plurality of baffles are arranged in the box body 1, a gas flow channel with a plurality of bending parts is defined by the plurality of baffles in the box body 1, one end of the gas flow channel is communicated with the gas inlet 110, and the other end of the gas flow channel is communicated with the gas outlet 120.

It should be noted that, in the above, the air inlet 110 on the box body 1 is generally connected with a curved air outlet pipe, and the air outlet 120 is used for being connected with an air filtering air pipe, at this time, the oil-gas mixture flowing out of the crankcase flows into the box body 1 through the curved air outlet pipe, and is exhausted from the air filtering air pipe through the air outlet 120.

In the structure, through the multichannel baffle that sets up in box body 1 to make multichannel baffle inject the air current runner of the form of buckling in box body 1, from this, make the oil-gas mixture that flows into in box body 1 can carry out collision many times with multichannel baffle, and be favorable to the effective separation of fluid, and also can promote anti-icing jam ability, improve the effective volume of collecting liquid box.

Based on the above general description, an exemplary structure of the labyrinth tube header box of the present embodiment is shown in fig. 1 and 6, in this case, as mentioned above, the structure of the labyrinth tube header box includes a box body 1 having an air inlet 110 and an air outlet 120, a plurality of baffles are provided in the box body 1, and the plurality of baffles define an air flow passage having a plurality of bent portions in the box body 1.

The box body 1 of the present embodiment is preferably formed by a first half box 11 and a second half box 12 which are connected by snap-fitting. At this time, it should be noted that the first half-case 11 and the second half-case 12 in this embodiment may be connected together by welding or screwing, and in order to improve the sealing effect of the connection between the two, a sealing gasket or a sealing ring may be disposed between the first half-case 11 and the second half-case 12.

As shown in fig. 1 to 8, the air inlet 110 is located at the top of the sidewall of the box body 1, and as a preferred embodiment, the air inlet 110 is located on the first half box 11, and the air inlet 110 is provided with an extended connecting pipe 10. Whereas the air outlet 120 and the air inlet 110 are located on adjacent side walls of the box 1, the air outlet 120 is located on the side wall of the second box half 12 near the middle, also as a preferred embodiment. Therefore, the axis of the gas inlet 110 and the axis of the gas outlet 120 are located on different planes through the gas inlet 110 at the top and the gas outlet 120 arranged in the middle, and the gas flow channel with a plurality of bent parts arranged between the gas inlet 110 and the gas outlet 120 can increase the flow path of gas, thereby facilitating oil-liquid separation and preventing the icing and blocking phenomena.

In addition, in the present embodiment, a relief space is formed in the second half case 12. Specifically, as shown in fig. 3, the sidewall of the second half-case 12, which is provided with the air outlet 120, is recessed toward the inside of the second half-case 12 to form an arc-shaped escape end surface 124, and the escape end surface 124 and the portion outside the second half-case 12 form the above-mentioned escape space, so that it is possible to facilitate escape of peripheral components and also facilitate arrangement of the case body 1 in the engine compartment. It is understood that, in addition to the arc-shaped form described above, the specific shape of the avoiding end surface 124 of the present embodiment may be designed according to the contour of the peripheral component, so as to avoid the peripheral component.

In this embodiment, referring to fig. 3 to 8, the multi-channel baffle specifically includes a first baffle 111, a second baffle 121, a third baffle 122, and a fourth baffle 123 disposed in the box body 1.

In a specific structure, as shown in fig. 5 to 7, the first baffle 111 is disposed opposite to the air inlet 110, the top of the first baffle 111 is fixedly connected to the top wall of the box body 1, and the distance L between the first baffle 111 and the air inlet 110 is within a first predetermined range, preferably, the first predetermined range may be generally 10mm to 15 mm. In specific implementation, the distance L between the first baffle 111 and the air inlet 110 may be, for example, 10mm, 11mm, 12mm, 13mm, 14mm, or 15mm, so that the air flow flowing into the box body 1 through the air inlet 110 can collide with the first baffle 111.

Also, as a preferred arrangement, in the present embodiment, the height difference between the bottom of the first baffle 111 and the center line of the connection pipe 10 is within a second preset range, which may preferably be 0-3 mm. Thus, the first main flow passage may be formed in the space at the bottom of the first baffle 111 to facilitate the flow of the air current, and the air current vortex may be generated behind the first baffle 111.

Moreover, in specific implementation, the height difference between the bottom of the first baffle 111 and the center line of the connecting pipe 10 may be, for example, 0mm, 1mm, 2mm, 3mm, and is most preferably 0mm, that is, the bottom of the first baffle 111 is flush with the center line of the connecting pipe 10, so as to better facilitate air flow circulation, and simultaneously, also generate air flow vortex, thereby facilitating oil-liquid separation and preventing icing and blocking.

Meanwhile, as a further preferred embodiment of the present embodiment, in the present embodiment, one end of the first baffle 111 is connected to the side wall inside the box body 1, and the first bypass flow channel 100 is formed at the other end of the first baffle 111, so that a plurality of gas flow channels are formed, and the gases in different gas flow channels have different flow rates, which is beneficial to generating the gas vortex.

Specifically, referring to fig. 5 and 6, the first shutter 111 has one end attached to the inner wall of the first half case 11 and the other end formed with a gap L1 with the inner wall of the first half case 11, the value of the gap L1 being about 10 mm. Here, it is understood that the gap L1 can be adaptively set according to actual requirements when being implemented specifically.

As for the second baffle 121 described above, as a preferred embodiment, the second baffle 121 is disposed around the gas outlet 120, and the top of the second baffle 121 separates the gas outlet 120 from the gas inlet 110, and the gas flow path communicates with the gas outlet 120 at the bottom of the second baffle 121.

In detail, as shown in fig. 5 and fig. 6, the cross section of the second baffle 121 is in a semi-circular arc shape, and the central axis of the second baffle 121 may be approximately overlapped with the central axis of the air outlet 120, and may be better arranged around the air outlet 120. And, the air outlet 120 and the air inlet 110 are partitioned by the top of the second barrier 121, and a second main flow passage is formed between the side of the second barrier 121 facing the air outlet 120 and the housing 1.

Also, it is preferable that one end of the second barrier 121 is connected to the side wall in the case body 1, the second bypass flow path 200 is formed at the other end of the second barrier 121, and the second bypass flow path 200 and the first bypass flow path 100 are separately provided at both opposite sides of the gas flow path. Therefore, a plurality of gas flow channels can be further formed, and the generation of gas vortex is further facilitated.

In addition, as a preferred arrangement, the third baffle 122 of the present embodiment is adjacent to the first baffle 111 and located downstream of the first baffle 111, and the bottom of the third baffle 122 is connected to the second baffle 121, and the top of the third baffle 122 is disposed obliquely along the gas flow direction in the gas flow passage, and as a preferred arrangement, the top of the third baffle 122 is disposed obliquely, specifically, obliquely backward as shown in fig. 5. This can increase the gap between the first baffle 111 and the third baffle 122, and facilitate the flow of the air flow, and also facilitate multiple collisions of the air flow.

In addition, in the specific implementation, one end of the third baffle 122 is connected to the side wall inside the box body 1, and the other end of the third baffle 122 is flush with the end of the second baffle 121 where the second bypass flow channel 200 is formed, which is beneficial to manufacturing.

Further, with respect to the fourth shutter 123 of the present embodiment, as a preferred embodiment, as shown in fig. 5 and 6, it is attached to the inner bottom wall of the case 1, and the fourth shutter 123 is located below the second shutter 121, so that a third main flow passage is formed above the fourth shutter 123. Meanwhile, one end of the fourth baffle 123 is connected to the sidewall inside the case 1, and a third bypass flow path 300 is formed at the other end of the fourth baffle 123, and the third bypass flow path 300 and the second bypass flow path 200 are located on the same side of the gas flow path.

When the labyrinth tube liquid collection box of the present embodiment is used specifically, the gas flow diagram can be seen from fig. 9, after the gas flows into the box body through the gas inlet 110, the gas flows along the first main flow channel and the first bypass flow channel 100, and after the collision of the second baffle 121, the gas flows along the flow channel defined between the top end of the second baffle 121 and the inner wall of the box body into the third main flow channel and the third bypass flow channel 300, and then the gas is discharged from the gas outlet 120 through the second main flow channel. And in the process of gas flowing, the airflow forms vortex at each baffle plate, so that the speed of the airflow is reduced, the speed of icing is reduced, and the capability of anti-icing and anti-blocking is improved.

As a preferred embodiment of the present embodiment, in the present embodiment, the first shutter 111 is integrally formed on the first half case 11, and the second shutter 121, the third shutter 122, and the fourth shutter 123 are integrally formed on the second half case 12. So that the structure of the box body 1 is simpler and the processing and the manufacturing are convenient.

The utility model provides a liquid box structure is collected to bent pipe of cranking of embodiment, through the multichannel baffle that sets up in box body 1, and make multichannel baffle form the gas flow channel that has a plurality of positions of bending in box body 1, be favorable to flowing into the oil-gas mixture in the box body 1 and the multichannel baffle collides many times, and do benefit to the fluid in the separation gas leakage, and, the first baffle 111 and the fourth baffle 123 of setting can protect the joint of air inlet 110 and gas outlet 120 department, and avoid long-pending ice to drop and beat the peripheral component.

Example two

The embodiment relates to a vehicle, and an engine of the vehicle is provided with the structure of the crank pipe liquid collecting box in the first embodiment.

Wherein, the upper air inlet 110 of the liquid collecting box of the curved tube is communicated with the curved tube outlet pipe, and the air outlet 120 is communicated with the air filtering air pipe. It should be noted that the engine, the crank air outlet pipe, and the air filtering air outlet pipe in the present embodiment can be referred to the existing structure, and will not be described in detail herein.

The vehicle of this embodiment is favorable to promoting anti-icing jam ability through the bent pipe collection liquid box structure of using embodiment one, and also can prevent that the accumulated ice from droing and damaging surrounding member to can promote the performance of vehicle, and have fine result of use.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (11)

1. The utility model provides a bent pipe collection liquid box structure, is including box body (1) that is equipped with air inlet (110) and gas outlet (120), its characterized in that: be equipped with multichannel baffle in box body (1), and the multichannel the baffle is in inject the gas flow path that has a plurality of positions of bending in box body (1), gas flow path's one end with air inlet (110) intercommunication, the other end with gas outlet (120) intercommunication.

2. A labyrinth tube header box structure as claimed in claim 1, wherein: air inlet (110) are located the top of box body (1) lateral wall, multichannel the baffle is including just right first baffle (111) that air inlet (110) were arranged, the top of first baffle (111) links firmly on the roof in box body (1), just first baffle (111) with distance between air inlet (110) is in first preset range.

3. A labyrinth tube header box structure as claimed in claim 2, wherein: the air inlet (110) is provided with an outward extending connecting pipe (10), and the height difference between the bottom of the first baffle (111) and the central line of the connecting pipe (10) is within a second preset range.

4. A labyrinth tube header box structure as claimed in claim 2, wherein: one end of the first baffle (111) is connected with the side wall in the box body (1), and a first bypass flow passage (100) is formed at the other end of the first baffle (111).

5. A labyrinth tube header box structure as claimed in claim 4, wherein: the gas outlet (120) and the gas inlet (110) are respectively located on the adjacent side walls of the box body (1), the baffles comprise second baffles (121) arranged around the gas outlet (120), the gas outlet (120) and the gas inlet (110) are separated by the tops of the second baffles (121), and the gas flow channel is communicated with the gas outlet (120) at the bottoms of the second baffles (121).

6. A labyrinth tube header box structure as claimed in claim 5, wherein: one end of the second baffle plate (121) is connected with the side wall in the box body (1), a second bypass flow channel (200) is formed at the other end of the second baffle plate (121), and the second bypass flow channel (200) and the first bypass flow channel (100) are respectively arranged on two opposite sides of the gas flow channel.

7. A labyrinth tube header box structure as claimed in claim 6, wherein: the baffles comprise a third baffle (122) adjacent to the first baffle (111) and located downstream of the first baffle (111), the bottom of the third baffle (122) is connected to the second baffle (121), and the top of the third baffle (122) is inclined along the gas flow direction in the gas flow channel.

8. A labyrinth tube drip chamber structure as claimed in claim 7, wherein: one end of the third baffle plate (122) is connected with the side wall in the box body (1), and the other end of the third baffle plate (122) is flush with one end of the second bypass flow channel (200) formed on the second baffle plate (121).

9. A labyrinth tube drip chamber structure as claimed in claim 8, wherein: multichannel the baffle is including connecting fourth baffle (123) on the diapire in box body (1), fourth baffle (123) are located the below of second baffle (121), just the one end of fourth baffle (123) with lateral wall in box body (1) links to each other the other end department of fourth baffle (123) is formed with third bypass runner (300), third bypass runner (300) with second bypass runner (200) are located same one side of gas flow way.

10. A labyrinth tube header box structure as claimed in claim 9, wherein: the box body (1) is composed of a first half box (11) and a second half box (12) which are connected in a buckling mode, the air inlet (110) is formed in the first half box (11), the first baffle (111) is integrally formed in the first half box (11), the air outlet (120) is located in the second half box (12), and the second baffle (121), the third baffle (122) and the fourth baffle (123) are integrally formed in the second half box (12); and/or an avoidance space is formed on the second half box (12).

11. A vehicle, characterized in that: a crank tube liquid collecting box structure as claimed in any one of claims 1-10 is arranged in an engine of the vehicle.

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