CN221099837U - Liquid level sensor for heavy truck - Google Patents
Liquid level sensor for heavy truck Download PDFInfo
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- CN221099837U CN221099837U CN202322855637.6U CN202322855637U CN221099837U CN 221099837 U CN221099837 U CN 221099837U CN 202322855637 U CN202322855637 U CN 202322855637U CN 221099837 U CN221099837 U CN 221099837U
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- connecting rod
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- 239000007788 liquid Substances 0.000 title claims abstract description 31
- 238000007789 sealing Methods 0.000 claims abstract description 48
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 description 6
- 235000014676 Phragmites communis Nutrition 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of liquid level sensors and discloses a liquid level sensor for a heavy truck, which comprises a sensor, a pressing friction piece, a sealing piece and a floater, wherein the pressing friction piece comprises a fixed block and a connecting rod, the four fixed blocks are fixedly connected to the outer wall of a base, the pressing friction piece is in sliding fit with the fixed block on the outer wall of the sensor through the connecting rod, the sealing piece is arranged on the lower surface of the base, and the floater is in sliding connection with the outer wall of a vertical shaft. According to the utility model, through the arrangement of the pressing friction piece, when the friction bevel gear is in contact with the surface of the oil tank, the connecting rod can drive the sliding block to extrude the first spring, meanwhile, the first spring supports the sliding block downwards, friction between the friction bevel gear and the outer wall of the oil tank is tighter, so that the sensor is prevented from loosening on the oil tank, and when the sensor needs to be disassembled, the handle is pulled upwards to keep the friction bevel gear away from the oil tank.
Description
Technical Field
The utility model relates to the technical field of liquid level sensor equipment, in particular to a liquid level sensor for a heavy truck.
Background
Liquid level sensors for measuring the height of the oil level are arranged in the oil tanks of the vehicles. The liquid level sensor informs the driver of the remaining condition of the oil by transmitting liquid level information. For large-scale transportation vehicles, a liquid level sensor generally adopts a mechanical structure, and the quantity of oil is judged by triggering signals through rotating torsion springs by floats.
The application number is 201120519224.5, discloses a liquid level sensor in oil tank, including connecting inlet tube and the outlet pipe in the head below, its key lies in: the liquid level rod is arranged below the head, a U-shaped circuit connected with a resistor R in series is arranged in the liquid level rod, a reed pipe connected between the resistors on the same horizontal plane is arranged, a floater with a magnet is sleeved on the liquid level rod, and the floater can slide up and down along the liquid level rod. The utility model has simple structure, the magnet is arranged in the floater, and different current signals are obtained through the magnet attracting the closing of the contacts in the reed pipe, so that the liquid level is calculated, the precision of the method adopting the electric signal is higher, and the service life is long.
The liquid level sensor is arranged on the oil tank in a threaded connection mode, jolt and shake can be generated in the running process of a vehicle, looseness of the liquid level sensor can be influenced to a certain extent, and the sensor is not provided with a related anti-loosening structure.
Disclosure of Invention
The utility model aims to provide a liquid level sensor for a heavy truck, so as to solve the problems in the prior art.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
The utility model relates to a liquid level sensor for a heavy truck, which comprises a sensor, a pressing friction piece, a sealing piece and a floater, wherein the sensor is arranged on the liquid level sensor;
The sensor comprises a data transmission end, a base and a vertical shaft, wherein the data transmission end is arranged on the upper surface of the base, an external thread is arranged on the outer wall of the bottom of the base, the vertical shaft is fixedly connected to the upper surface of the base, and the bottom end of the vertical shaft is fixedly connected with a limiting block, so that the sensor mainly comprises a structure;
The device comprises a sensor, a pressing friction piece, a connecting rod, a fixing block and a pressing friction piece, wherein the pressing friction piece comprises the fixing block and the connecting rod, the four fixing blocks are fixedly connected to the outer wall of the base, the pressing friction piece is in sliding fit with the fixing block on the outer wall of the sensor through the connecting rod, and the purpose of the arrangement is to prevent loosening by contacting the pressing friction piece with the outer wall of the oil tank and generating pressing friction force when the sensor is arranged on the oil tank through threads;
The sealing element is arranged on the lower surface of the base, and the purpose of the arrangement is to seal the joint of the lower surface of the sensor and the port of the oil tank when the sensor is arranged on the oil tank in a threaded manner;
The float is slidably connected to the outer wall of the vertical shaft, the float floats through buoyancy in the oil tank, the float is slidably connected with the vertical shaft on the sensor, resistance and capacitance are generated between the float and the vertical shaft during sliding, and the liquid level of the float is fed back through the sensor.
Further, the pushing friction piece still includes the ring body, the connecting rod runs through the inside of fixed block, the connecting rod carries out sliding connection with the fixed block, the inside of fixed block is provided with the spout, install first spring in the spout of fixed block, the purpose of setting like this is to the slider downward stay through first spring.
Further, fixedly connected with slider on the outer wall of connecting rod, the slider is in the inside of fixed block, sliding connection is carried out with the inner wall of fixed block to the slider, first spring is in the top of slider, and the purpose of setting like this is that the connecting rod can drive the slider and slide, and first spring also can drive the slider and slide to the slider to prop up downwards simultaneously.
Further, ring body fixed connection is in the bottom of connecting rod, the lower fixed surface of ring body is connected with a plurality of friction skewed tooth, the top fixedly connected with of connecting rod goes up the ring body, go up the upper fixed surface of ring body and be connected with the handle, the purpose of setting like this is when the connecting rod moves down, drive ring body and friction skewed tooth down, thereby make friction skewed tooth and oil tank surface contact, the handle is for the convenience to rotate the sensor and install on the oil tank port, when friction skewed tooth and oil tank surface contact, can make the connecting rod drive the slider and extrude first spring, first spring props up the slider downwards simultaneously, friction to friction skewed tooth and oil tank outer wall is inseparabler, thereby prevent that the sensor from producing not hard up on the oil tank, when dismantling needs, upwards pulling the handle, keep away from the oil tank with friction skewed tooth.
Further, the inside of base has been seted up and has been moved the groove, the sealing member includes the sealing ring body, install the second spring in the removal inslot of base, the inside sliding connection of removal groove of base has the second slide bar, and the purpose of setting like this is that the second spring props up the second slide bar downwards, drives sealing ring body downward movement, and sealing ring body is close to the oil tank port.
Further, the second spring is located at the top of the second sliding rod, the second sliding rod is fixedly connected with the sealing ring body, the sealing ring body is located at the outer side of the bottom of the sealing ring body, and the purpose of the arrangement is that when the sealing ring body is close to an oil tank port, the sealing ring body is located between the oil tank port and the lower surface of the sensor, the oil tank port can push and squeeze the sealing ring body reversely, and in the squeezing process, the sealing ring body seals a joint between the oil tank port and the lower surface of the sensor more tightly.
The utility model has the following beneficial effects:
(1) According to the utility model, through the arrangement of the downward-pressing friction piece, when the connecting rod moves downwards, the ring body and the friction helical teeth are driven to move downwards, so that the friction helical teeth are contacted with the surface of the oil tank, the handle is used for conveniently rotating and installing the sensor on the port of the oil tank, when the friction helical teeth are contacted with the surface of the oil tank, the connecting rod drives the sliding block to extrude the first spring, meanwhile, the first spring supports the sliding block downwards, friction between the friction helical teeth and the outer wall of the oil tank is tighter, and therefore the sensor is prevented from loosening on the oil tank, and when the sensor needs to be disassembled, the handle is pulled upwards, so that the friction helical teeth are far away from the oil tank.
(2) According to the utility model, through the arrangement of the sealing piece, the second spring supports the second sliding rod downwards to drive the sealing ring body to move downwards, the sealing ring body is close to the oil tank port, and when the sealing ring body is close to the oil tank port, the sealing ring body is positioned between the oil tank port and the lower surface of the sensor, so that the oil tank port can push and squeeze the sealing ring body reversely, and in the extrusion process, the sealing ring body seals the joint between the oil tank port and the lower surface of the sensor more tightly.
Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the pressing friction member and the sensor according to the present utility model;
FIG. 3 is a schematic view of a fixed block structure according to the present utility model;
FIG. 4 is a schematic view of the seal and sensor configuration of the present utility model;
FIG. 5 is a schematic view of the seal and sensor internal structure of the present utility model;
in the drawings, the list of components represented by the various numbers is as follows:
in the figure: 1. a sensor; 101. a data transmission end; 102. a base; 103. a vertical axis; 104. an external thread; 105. a limiting block; 2. pressing down the friction piece; 201. a ring body; 202. friction helical teeth; 203. a fixed block; 204. an upper ring body; 205. a connecting rod; 206. a handle; 207. a slide block; 208. a first spring; 3. a seal; 301. a seal ring body; 302. a second slide bar; 303. a second spring; 4. a float.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the utility model relates to a liquid level sensor for a heavy truck, which comprises a sensor 1, a pressing friction piece 2, a sealing piece 3 and a floater 4;
The sensor 1, the sensor 1 includes the data transmission end 101, base 102 and vertical axis 103, the data transmission end 101 is installed on the upper surface of the base 102, there is external screw thread 104 on the bottom outer wall of the base 102, the vertical axis 103 is fixedly connected to the upper surface of the base 102, the bottom of the vertical axis 103 fixedly connects with the stopper 105, this is the main constituent structure of the sensor 1;
The device comprises a sensor 1, a pressing friction piece 2, a pressing friction piece, a pressing device and a pressing device, wherein the pressing friction piece 2 comprises a fixed block 203 and a connecting rod 205, the four fixed blocks 203 are fixedly connected to the outer wall of the base 102, the pressing friction piece 2 is in sliding fit with the fixed block 203 on the outer wall of the sensor 1 through the connecting rod 205, and the purpose of the arrangement is to prevent loosening by enabling the pressing friction piece 2 to contact with the outer wall of the oil tank and generating pressing friction force when the sensor 1 is arranged on the oil tank in a threaded manner;
The sealing element 3 is arranged on the lower surface of the base 102, and the purpose of the arrangement is that the sealing element 3 seals the joint between the lower surface of the sensor 1 and the port of the oil tank when the sensor 1 is arranged on the oil tank in a threaded manner;
The float 4 is slidably connected to the outer wall of the vertical shaft 103, and the purpose of the arrangement is to float the float 4 by buoyancy in the oil tank, the float 4 is slidably connected to the vertical shaft 103 on the sensor 1, and resistance and capacitance are generated between the float 4 and the vertical shaft 103 during sliding, and the liquid level of the float 4 is fed back through the sensor 1.
The pushing friction piece 2 further comprises a ring body 201, the connecting rod 205 penetrates through the inside of the fixed block 203, the connecting rod 205 is in sliding connection with the fixed block 203, a sliding groove is formed in the fixed block 203, a first spring 208 is installed in the sliding groove of the fixed block 203, and the purpose of the arrangement is to prop up the sliding block 207 downwards through the first spring 208.
The outer wall of the connecting rod 205 is fixedly connected with a sliding block 207, the sliding block 207 is positioned in the fixing block 203, the sliding block 207 is in sliding connection with the inner wall of the fixing block 203, and the first spring 208 is positioned at the top of the sliding block 207.
The ring body 201 is fixedly connected to the bottom end of the connecting rod 205, a plurality of friction helical teeth 202 are fixedly connected to the lower surface of the ring body 201, an upper ring body 204 is fixedly connected to the top end of the connecting rod 205, a handle 206 is fixedly connected to the upper surface of the upper ring body 204, the purpose of the arrangement is that when the connecting rod 205 moves downwards, the ring body 201 and the friction helical teeth 202 are driven to move downwards, so that the friction helical teeth 202 are contacted with the surface of an oil tank, the handle 206 is used for conveniently rotating and installing the sensor 1 on the port of the oil tank, when the friction helical teeth 202 are contacted with the surface of the oil tank, the connecting rod 205 drives a sliding block 207 to squeeze a first spring 208, meanwhile, the first spring 208 supports the sliding block 207 downwards, the friction helical teeth 202 and the outer wall of the oil tank are rubbed tightly, and accordingly looseness of the sensor 1 is prevented, when the sensor needs to be disassembled, the handle 206 is pulled upwards, and the friction helical teeth 202 are far away from the oil tank.
The movable groove is formed in the base 102, the sealing element 3 comprises a sealing ring body 301, a second spring 303 is arranged in the movable groove of the base 102, a second sliding rod 302 is connected in the movable groove of the base 102 in a sliding mode, and the purpose of the arrangement is that the second spring 303 supports the second sliding rod 302 downwards to drive the sealing ring body 301 to move downwards, and the sealing ring body 301 is close to an oil tank port.
The second spring 303 is located at the top of the second sliding rod 302, the second sliding rod 302 is fixedly connected with the sealing ring 301, and the sealing ring 301 is located at the outer side of the bottom of the sealing ring 301, so that when the sealing ring 301 approaches to the oil tank port, the sealing ring 301 is located between the oil tank port and the lower surface of the sensor 1, and the oil tank port can push and squeeze the sealing ring 301 reversely, and in the squeezing process, the sealing ring 301 seals a joint between the oil tank port and the lower surface of the sensor 1 more tightly.
When the liquid level sensor 1 is used, in the prior art, the sensor 1 is rotated through the handle 206, the second spring 303 supports the second sliding rod 302 downwards to drive the sealing ring body 301 to move downwards, the sealing ring body 301 is close to the oil tank port, when the sealing ring body 301 is close to the oil tank port, the sealing ring body 301 is positioned between the oil tank port and the lower surface of the sensor 1, the oil tank port can push the sealing ring body 301 reversely to be extruded, in the extrusion process, the sealing ring body 301 seals the joint between the oil tank port and the lower surface of the sensor 1 more tightly, when the friction bevel gear 202 is in contact with the oil tank surface, the connecting rod 205 drives the sliding block 207 to extrude the first spring 208, meanwhile, the first spring 208 supports the sliding block 207 downwards to tightly rub the friction bevel gear 202 with the outer wall of the oil tank, so that the sensor 1 is prevented from loosening on the oil tank, and when the sensor is required to be disassembled, the handle 206 is pulled upwards to keep the friction bevel gear 202 away from the oil tank.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (6)
1. The utility model provides a liquid level sensor for heavy truck, includes sensor (1), pushes down friction member (2), sealing member (3), float (4), its characterized in that:
The sensor (1), the sensor (1) includes data transmission end (101), base (102) and vertical axis (103), the upper surface at base (102) is installed to data transmission end (101), be provided with external screw thread (104) on the bottom outer wall of base (102), vertical axis (103) fixed connection is at the upper surface of base (102), the bottom fixedly connected with stopper (105) of vertical axis (103);
The pressing friction piece (2), the pressing friction piece (2) comprises fixed blocks (203) and connecting rods (205), the four fixed blocks (203) are fixedly connected to the outer wall of the base (102), and the pressing friction piece (2) is in sliding fit with the fixed blocks (203) on the outer wall of the sensor (1) through the connecting rods (205);
a seal member (3), the seal member (3) being mounted on a lower surface of the base (102);
-a float (4), said float (4) being slidingly connected to the outer wall of the vertical shaft (103).
2. The liquid level sensor for a heavy truck according to claim 1, characterized in that: the pushing friction piece (2) further comprises a ring body (201), the connecting rod (205) penetrates through the fixing block (203), the connecting rod (205) is in sliding connection with the fixing block (203), a sliding groove is formed in the fixing block (203), and a first spring (208) is installed in the sliding groove of the fixing block (203).
3. The liquid level sensor for a heavy truck according to claim 2, characterized in that: the connecting rod is characterized in that a sliding block (207) is fixedly connected to the outer wall of the connecting rod (205), the sliding block (207) is located in the fixed block (203), the sliding block (207) is in sliding connection with the inner wall of the fixed block (203), and the first spring (208) is located at the top of the sliding block (207).
4. The liquid level sensor for a heavy truck according to claim 2, characterized in that: the connecting rod is characterized in that the ring body (201) is fixedly connected to the bottom end of the connecting rod (205), a plurality of friction helical teeth (202) are fixedly connected to the lower surface of the ring body (201), an upper ring body (204) is fixedly connected to the top end of the connecting rod (205), and a handle (206) is fixedly connected to the upper surface of the upper ring body (204).
5. The liquid level sensor for a heavy truck according to claim 1, characterized in that: the movable groove is formed in the base (102), the sealing piece (3) comprises a sealing ring body (301), a second spring (303) is arranged in the movable groove of the base (102), and a second sliding rod (302) is connected in the movable groove of the base (102) in a sliding mode.
6. The liquid level sensor for heavy trucks of claim 5, wherein: the second spring (303) is arranged at the top of the second sliding rod (302), the second sliding rod (302) is fixedly connected with the sealing ring body (301), and the sealing ring body (301) is arranged at the outer side of the bottom of the sealing ring body (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322855637.6U CN221099837U (en) | 2023-10-24 | 2023-10-24 | Liquid level sensor for heavy truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322855637.6U CN221099837U (en) | 2023-10-24 | 2023-10-24 | Liquid level sensor for heavy truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221099837U true CN221099837U (en) | 2024-06-07 |
Family
ID=91311073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322855637.6U Active CN221099837U (en) | 2023-10-24 | 2023-10-24 | Liquid level sensor for heavy truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221099837U (en) |
-
2023
- 2023-10-24 CN CN202322855637.6U patent/CN221099837U/en active Active
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| GR01 | Patent grant |