CN214787664U - Expansion tank for heavy truck - Google Patents
Expansion tank for heavy truck Download PDFInfo
- Publication number
- CN214787664U CN214787664U CN202121015734.9U CN202121015734U CN214787664U CN 214787664 U CN214787664 U CN 214787664U CN 202121015734 U CN202121015734 U CN 202121015734U CN 214787664 U CN214787664 U CN 214787664U
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- expansion tank
- circular baffle
- liquid level
- support
- bracket
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Abstract
The utility model discloses a heavily block with novel expansion tank, including last casing, lower casing, level sensor, float, first support and second support. The upper shell and the lower shell are internally provided with a plurality of baffle plates which are in one-to-one correspondence from top to bottom, the plurality of baffle plates divide the cavity into a plurality of small cavities, the small cavities are communicated with each other, and a surrounding flow channel is formed in the box body. The inside of going up the casing is equipped with circular baffle, and the inside of casing is equipped with down circular baffle down, goes up circular baffle and corresponds from top to bottom with circular baffle down. The liquid level sensor is arranged on the lower shell, and the upper part of the liquid level sensor is positioned in the lower circular baffle. First support and second support all are "Z" type structure and are fixed in on the casing, and the top of first support is equipped with the installation inclined plane that suits with the driver's cabin bottom. This expansion tank can effectively realize the aqueous vapor separation, possesses simultaneously and prevents adding full, liquid level alarming function, and is reliable and stable with the installation of driver's cabin, external connection interface safe and reliable.
Description
Technical Field
The utility model belongs to the technical field of automobile engine cooling system, a heavy truck is with novel expansion tank is related to.
Background
The expansion water tank belongs to important parts of an automobile cooling system, and mainly has the functions of providing an expansion space for the anti-freezing solution and supplying the anti-freezing solution in time; the cooling system is isolated from the air to form a closed system, so that the internal corrosion is reduced; adjusting the internal pressure of the cooling system to maintain the pressure stability; improve the pressure of the water pump and prevent the cavitation damage of the water pump.
The existing expansion tank has poor degassing effect and has the following problems in use:
when the antifreeze is filled, the filling amount is judged by observing the MAX liquid level line arranged on the surface of the box body, and users are easy to cause excessive filling of the antifreeze due to insufficient knowledge of products, so that the expansion volume is reduced, the internal pressure is too high, and the antifreeze overflows and is wasted.
The expansion tank is generally installed in the inside or the rear portion of locomotive, and the user need open the face guard or prop shelters such as locomotive, just can carry out the liquid level observation. The liquid level appears in the vehicle driving process and is too low, and the user can not discover in time, causes the engine overheat, influences the vehicle normal use.
The air inlet/water return port of the expansion water tank is connected with a cooling system hose, and the expansion water tank is easy to deform when heated, so that the hose leaks or falls off, and liquid leakage is caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, an object of the utility model is to provide a heavily block with novel expansion tank can effectively realize the aqueous vapor separation, possesses simultaneously and prevents to fill, liquid level alarming function, and is reliable and stable with the driver's cabin installation, external connection interface safe and reliable.
In order to achieve the above purpose, the technical scheme of the utility model is that: a novel expansion water tank for a heavy truck comprises an upper shell, a lower shell, a liquid level sensor, a floater, a first support and a second support. Go up casing and lower casing and enclose and close and form the cavity, go up the inside of casing and lower casing and be equipped with a plurality of upper and lower one-to-one baffles, a plurality of little cavitys are separated into with the cavity to a plurality of baffles, communicate with each other between each little cavity and box internal formation surrounding type runner. The surrounding type flow channel can enhance the water-gas separation effect and reduce the risk that bubbles are involved into the cooling system. The inside of going up the casing is equipped with circular baffle, and the inside of casing is equipped with down circular baffle down, goes up circular baffle and corresponds from top to bottom with circular baffle down, goes up circular baffle and circular baffle down and is used for the holding float, prevents that the float from receiving strong impact and arousing that fluctuation by a wide margin leads to the wrong report to police. The liquid level sensor is arranged on the lower shell, the upper part of the liquid level sensor is positioned inside the lower circular baffle, and the liquid level sensor can detect the height of the anti-freezing liquid level in the box body. First support and second support all are "Z" type structure and are fixed in on the casing, and the top of first support is equipped with the installation inclined plane that suits with the driver's cabin bottom, is convenient for effectively laminate the installation with the bottom of this expansion tank and driver's cabin.
Preferably, the lower circular baffle is internally provided with a sleeve, the sleeve and the lower shell are integrally formed, and the outer side of the sleeve is matched with the shape of the floater.
Preferably, level sensor's upper portion stretches into in the sleeve, and the bottom of casing under its lower part stretches out, and level sensor passes through the buckle and fixes with casing down, the dismouting of being convenient for.
Preferably, the floater is positioned in the lower shell and sleeved on the sleeve, the floater can move up and down along the sleeve along with the height of the water level, and the liquid level sensor is triggered to alarm when the floater is lowered to the alarm position.
Preferably, the bottom of the lower shell is of a three-stage step-shaped structure, and the lower circular baffle is located at the middle-stage plane of the step. The three-stage step-shaped structure is adapted to the installation space of the expansion water tank.
Preferably, the lowest level plane department of lower casing step is equipped with the return water mouth, and one side of return water mouth is equipped with the pencil fixation clamp. The wire harness fixing clamp is used for fixing a pipeline in the cooling system and is welded on the lower shell.
Preferably, the installation inclined plane of first support is equipped with first mounting hole, and the top of second support is equipped with the second mounting hole, all is equipped with the bush in first mounting hole and the second mounting hole, and first support and second support are all fixed through the bottom of bolt and driver's cabin. The bush can improve the intensity of first installing support and second installing support in the installation department, prevents that the support from warping the fracture.
Preferably, the middle parts of the first support and the second support are provided with two arc-shaped reinforcing ribs, and the number of the first supports is two, and the number of the second supports is two. The arc strengthening rib can improve the intensity of support.
Preferably, the upper shell is further provided with two air inlet pipes, the air inlet pipes and the radiator hose are arranged in the same direction, and the problem of liquid leakage caused by unsmooth water flow can be reduced.
Preferably, the upper shell is provided with a filling port and a highest liquid level line, and the lower shell is provided with a lowest liquid level line. The filling port is obliquely arranged, so that the antifreezing solution can be conveniently filled. The highest point of the filling port is flush with the highest liquid level line, so that the anti-freezing liquid is prevented from being overfilled. And a pressure cover is arranged on the filling port, an overflow pipe is arranged on the pressure cover, and the overflow pipe is used for discharging gas overflowing from the box body out of the vehicle.
The utility model provides a heavily block is with novel expansion tank inside is equipped with the baffle, forms the surrounding type runner in the box internal portion, and antifreeze collides with the baffle, improves the aqueous vapor separation effect greatly. First support, second support on this water tank are adapted with the driver's cabin bottom, and the laminating is fixed, the stability of reinforcing installation. The expansion water tank also has a liquid level alarm function, and when the amount of the antifreeze is too small, the expansion water tank automatically alarms to prompt that the antifreeze needs to be added.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a schematic structural view of the upper housing of the present invention;
FIG. 4 is a schematic structural view of the lower housing of the present invention;
fig. 5 is a partial cross-sectional view of the present invention;
fig. 6 is a top view of the middle and lower shells of the present invention.
Description of the main element symbols:
1 upper shell
11 upper round baffle
2 lower casing
21 lower round baffle
22 water return port
23 harness fixing clamp
3 liquid level sensor
31 sleeve
4 float
5 first support
51 mounting ramp
52 first mounting hole
6 second support
61 second mounting hole
7 arc reinforcing rib
8 baffle
9 air inlet pipe
10 pressure cap
Detailed Description
The technical solution provided by the present invention in the embodiment of the novel expansion tank for heavy truck will be clearly and completely described below with reference to the attached drawings in the embodiment of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "lateral", "longitudinal", "front", "rear", "left", "right", "up", "down", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the invention.
As shown in fig. 1 and 2, the utility model provides a heavy truck is with novel expansion tank, including last casing 1, lower casing 2, level sensor 3, float 4, first support 5 and second support 6. Go up casing 1 and casing 2 down and enclose and close the formation cavity, go up casing 1 and casing 2's inside down and be equipped with a plurality of upper and lower one-to-one's baffle 8, a plurality of baffles 8 separate into a plurality of little cavitys with the cavity. The small cavities are communicated with each other and a surrounding flow passage (shown by an arrow in figure 6) is formed in the box body. The antifreeze liquid in the expansion water tank body collides with each baffle plate when flowing or in the bumping process of the vehicle, the antifreeze liquid flows downwards along the baffle plates, and the gas in the antifreeze liquid collides with the baffle plates and flows upwards to the upper part of the interior of the tank body. The surrounding type flow channel structure formed in the box body enables the anti-freezing solution to circularly collide with the baffle plate, and the water-gas separation effect is greatly enhanced.
As shown in fig. 3 and 4, an upper circular baffle 11 is disposed inside the upper casing 1, a lower circular baffle 21 is disposed inside the lower casing 2, and through holes are disposed on both the upper circular baffle 11 and the lower circular baffle 21, so that the upper circular baffle 11, the lower circular baffle 21 and the small cavities are communicated. The lower circular baffle 21 is internally provided with a sleeve 31, and the sleeve 31 and the lower shell 2 are integrally formed. Level sensor 3 installs on casing 2 down, specifically, level sensor 3 passes casing 2 down, and its upper portion is located sleeve 31, and casing 2's bottom is stretched out down to its lower part, and level sensor 3 is fixed through buckle and casing 2 down, the dismouting of being convenient for. The float 4 is positioned in the lower shell 2 and sleeved on the sleeve 31, the float 4 can move up and down along the sleeve 31 along with the height of the water level, and the liquid level sensor 3 is triggered to alarm when the float 4 is lowered to the alarm position.
The bottom of the lower shell 2 is of a three-level step-shaped structure, and the three-level step-shaped structure is matched with the installation space of the expansion water tank. The lower circular baffle 21 is positioned on the middle level plane of the step, and the lowest level plane of the step is provided with a water return port 22. And one side of the water return port 22 is provided with a wire harness fixing clamp 23 which is welded on the lower shell 2 and used for fixing a wire harness in the cooling system.
As shown in fig. 1, 2 and 5, the first bracket 5 and the second bracket 6 are fixed to the upper case 1, preferably by welding. First support 5 and second support 6 are "Z" type structure, and the middle part of support is equipped with arc strengthening rib 7, can improve the stress intensity of support, avoids stress concentration at the support root, causes the support fracture. The top of the first bracket 5 is provided with an installation inclined plane 51 which is matched with the bottom of the cab, so that the expansion water tank and the bottom of the cab can be effectively attached and installed conveniently. The installation inclined plane 51 is provided with a first installation hole 52, the top of the second support 6 is provided with a second installation hole 61, bushings are arranged in the first installation hole 52 and the second installation hole 61, and the first support 5 and the second support 6 are fixed with the bottom of the cab through bolts. The inner surface of the bush directly contacts with the bolt, the upper surface of the bush contacts with the cab mounting surface, the lower surface of the bush contacts with the nut, and the bush can increase the strength of the bracket mounting surface and improve the mounting reliability. In a preferred embodiment, there are two first brackets 5 located on one side of the upper case 1, and two second brackets 5 located on the adjacent side of the two first brackets 5.
The upper shell 1 is also provided with two air inlet pipes 9, the air inlet pipes 9 are arranged in the same direction as the radiator hose, and the problem of liquid leakage caused by unsmooth water flow can be reduced. The upper shell 1 is also provided with a filling port and a highest liquid level line, and the lower shell 2 is provided with a lowest liquid level line. The filling port is obliquely arranged, so that the antifreezing solution can be conveniently filled. The highest point of the filling port is flush with the highest liquid level line, so that the anti-freezing liquid is prevented from being overfilled. The liquid level sensor 3 is arranged according to actual requirements, and automatically gives an alarm when the liquid level sensor detects that the anti-freezing liquid level reaches the lowest liquid level. The filling opening is provided with a pressure cover 10, the pressure cover 10 is provided with an overflow pipe, and the overflow pipe is used for discharging gas overflowing from the box body out of the vehicle.
It should be noted that: the above description is only the preferred embodiment of the present invention, and the scope of the present invention should not be limited once. Therefore, any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A novel expansion water tank for heavy trucks is characterized by comprising an upper shell, a lower shell, a liquid level sensor, a floater, a first bracket and a second bracket,
the upper shell and the lower shell are enclosed to form a cavity, a plurality of baffle plates which are in up-down one-to-one correspondence are arranged inside the upper shell and the lower shell, the cavity is divided into a plurality of small cavities by the plurality of baffle plates, the small cavities are communicated with each other, and a surrounding flow channel is formed in the box body; an upper circular baffle is arranged inside the upper shell, a lower circular baffle is arranged inside the lower shell, and the upper circular baffle and the lower circular baffle correspond to each other up and down;
the liquid level sensor is arranged on the lower shell, and the upper part of the liquid level sensor is positioned inside the lower circular baffle;
the first support and the second support are both Z-shaped structures and are fixed on the upper shell, and the top of the first support is provided with an installation inclined plane which is matched with the bottom of the cab.
2. The expansion tank for heavy trucks of claim 1, wherein said lower circular baffle is provided with a sleeve inside, said sleeve is integrally formed with the lower housing, and the outside of said sleeve is adapted to the shape of said float.
3. The expansion tank for heavy trucks of claim 2, wherein said level sensor has an upper portion extending into said sleeve and a lower portion extending out of the bottom of said lower housing, said level sensor being fixed to said lower housing by means of a snap.
4. The expansion tank as claimed in claim 2, wherein said float is located in said lower housing and sleeved on said sleeve.
5. The expansion tank for heavy trucks of claim 1, wherein the bottom of the lower casing has a three-step stepped structure, and the lower circular baffle is located at the middle-step plane of the step.
6. The novel expansion tank for heavy trucks as claimed in claim 5, wherein a water return port is provided at the lowest level of the step of the lower housing, and a wire harness fixing clip is provided at one side of the water return port.
7. The novel expansion tank for heavy trucks as claimed in claim 1, wherein the first bracket is provided with a first mounting hole on the mounting slope, the second bracket is provided with a second mounting hole on the top, and bushings are provided in the first mounting hole and the second mounting hole, and the first bracket and the second bracket are fixed to the bottom of the cab by bolts.
8. The novel expansion tank for heavy trucks as claimed in claim 1, wherein arc-shaped reinforcing ribs are provided in the middle of said first bracket and said second bracket, two of said first bracket and two of said second bracket are provided.
9. The expansion tank for heavy trucks as claimed in claim 1, wherein said upper shell is further provided with two air inlet pipes, said air inlet pipes being arranged in the same direction as the radiator hose.
10. The expansion tank for heavy trucks as claimed in claim 1, wherein said upper shell is provided with a filling port and a highest liquid level line, and said lower shell is provided with a lowest liquid level line; the filling port is obliquely arranged, the highest point of the filling port is flush with the highest liquid level line, a pressure cover is mounted on the filling port, and an overflow pipe is arranged on the pressure cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121015734.9U CN214787664U (en) | 2021-05-13 | 2021-05-13 | Expansion tank for heavy truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121015734.9U CN214787664U (en) | 2021-05-13 | 2021-05-13 | Expansion tank for heavy truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214787664U true CN214787664U (en) | 2021-11-19 |
Family
ID=78693697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121015734.9U Active CN214787664U (en) | 2021-05-13 | 2021-05-13 | Expansion tank for heavy truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214787664U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114837796A (en) * | 2022-05-13 | 2022-08-02 | 浙江吉利控股集团有限公司 | Integrated expansion kettle, cooling system and automobile |
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2021
- 2021-05-13 CN CN202121015734.9U patent/CN214787664U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114837796A (en) * | 2022-05-13 | 2022-08-02 | 浙江吉利控股集团有限公司 | Integrated expansion kettle, cooling system and automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230927 Address after: 710299 North Zone of Jinghe Industrial Park, Gaoling District, Xi'an City, Shaanxi Province Patentee after: Shaanxi Huazhen automobile Filtration System Co.,Ltd. Address before: 710200 middle section of Zhonggang Road, Jingwei Industrial Park, Xi'an Economic and Technological Development Zone, Xi'an City, Shaanxi Province Patentee before: SHAANXI HUAZHEN AUTOMOTIVE COMPONENTS CO.,LTD. |