CN214616807U

CN214616807U - Novel heating sensor

Info

Publication number: CN214616807U
Application number: CN202120728458.4U
Authority: CN
Inventors: 李月
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-10
Filing date: 2021-04-10
Publication date: 2021-11-05
Anticipated expiration: 2031-04-10

Abstract

The utility model provides a novel heating sensor, the utility model discloses a be equipped with the oil absorption mouth in the sensor head main part, the oil return opening, the water inlet, the delivery port, connector and air pipeline connect, oil absorption mouth and oil return opening respectively with inhale oil pipe and oil return pipe intercommunication, water inlet and delivery port are connected with the both ends of advancing back heating pipe group respectively, inhale oil pipe, the oil return pipe, advance back heating pipe group and oil mass inductor and be connected with the sensor head main part through fixed flitch, it is helical structure to advance back heating pipe group lower part, inhale oil pipe, the lower part of oil return pipe is established in advancing back heating pipe group's helical structure, the oil return pipe below is equipped with the oil return hole export, filter equipment sets up and is inhaling oil pipe and oil return pipe bottom, filter equipment, a pedestal, the support cushion, the oil tank connects gradually. The utility model discloses an oil return pipe below is equipped with the oil gallery export, has prevented that the oil mass liquid level in the oil tank when being less than oil gallery exit position, leads to engine power not enough in returning gas to the engine through the oil gallery export.

Description

Novel heating sensor

Technical Field

The utility model belongs to the technical field of the sensor technique and specifically relates to a novel heating sensor is related to.

Background

The oil quantity sensor is an important part of a vehicle, and is used for detecting the quantity of oil in an oil tank by detecting the position (height) of the oil in the oil tank of the vehicle by utilizing the change of capacitance between a sensor shell and an induction electrode caused after the oil enters the oil tank of the vehicle and converting the change into the change of current. In a low-temperature environment, such as winter, or in a highland or cold area, a truck using diesel oil as engine fuel often has the phenomena that the diesel oil becomes thick and solidified and wax is deposited due to the low ambient temperature if high-grade diesel oil is used, and then a filter screen and an oil pipe cannot absorb oil and are blocked, so that the vehicle is difficult to start, and the vehicle suddenly stops working and other faults in driving, thereby bringing a series of troubles and economic losses to users; if lower-grade diesel oil is used, not only the oil price is increased, but also the dynamic property is reduced, thereby increasing the transportation cost of users. In order to solve the problem that the fluidity of high-grade oil is poor due to the increase of viscosity and even wax deposition is caused in a low-temperature environment, people usually heat fuel oil in an oil tank.

The volume of the oil tank is continuously increased along with the requirements of customers and markets at present, the heating principle of the oil tank is different, the prior art has electric heating and water heating, and the water heating is realized by heating a water jacket plate, so that the defects that a heating pipe of the water jacket plate is not an integral pipe and is welded, water leakage is often caused, and the service life of the oil tank is influenced; the electric heating in the prior art heats the large-volume oil tank by depending on the low-voltage, and has the defects that the storage battery needs heat loss in cold regions, the storage battery needs to supply power to heat the oil tank, energy sources are not discharged, the heating efficiency is low, and the heating time is long; in addition, the sensor of prior art's oil return pipe top is equipped with the oil gallery export, and the oil gallery export is high for the oil mass liquid level in the oil tank is when being less than oil gallery exit position, returns in the gas arrives the engine through the oil gallery export, leads to engine power not enough.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel heating sensor establishes the oil gallery export below returning oil pipe, has prevented that the oil mass in the sensor from returning gas when low liquid level and leading to the problem of engine power not enough to appear in the oil return pipe.

In order to solve the technical problem, the utility model provides a technical scheme lies in:

the utility model discloses a novel heating sensor, including sensor head main part, oil absorption pipe, oil return pipe, advance back heating pipe group and oil mass inductor, sensor head main part is connected with the top of oil tank, be equipped with oil absorption mouth, oil return mouth, water inlet and delivery port in the sensor head main part, oil absorption mouth and oil return mouth communicate with oil absorption pipe and oil return pipe respectively, the oil return pipe below is equipped with the oil gallery, water inlet and delivery port are connected with the both ends of advancing back heating pipe group respectively and communicate with advancing back heating pipe group, advance back heating pipe group lower part and be helical structure, the lower part of oil absorption pipe and oil return pipe is established in advancing back heating pipe group's helical structure; the oil quantity sensor is connected with the sensor head main body.

Further, the oil mass inductor includes electronic induction pipe and oil mass inductor float, and the cover has the oil mass inductor float that can reciprocate on the electronic induction pipe, and the electronic induction pipe is connected with sensor head main part.

Further, still including setting up the base in the sensor bottom, be equipped with the chassis on the base, be equipped with interface I, interface II and interface III on the chassis, inhale oil pipe and be connected with interface I, return oil pipe is connected with interface II, and the electronic induction pipe is connected with interface III.

Furthermore, a fixing ring is arranged on the base.

Furthermore, the oil return device also comprises a filtering device arranged at the bottom of the oil suction pipe and the oil return pipe, wherein the filtering device comprises a filtering net which is arranged at the lower part of the oil suction pipe and the oil return pipe.

Furthermore, a connector, an air pipeline joint and a plurality of convex hulls are arranged on the sensor head main body, the connector is connected with the oil quantity sensor, and the air pipeline joint is connected with the vent valve.

Further, the heating pipe group is of an integrated structure and comprises a water inlet pipe and a water outlet pipe, the water inlet is communicated with the water inlet pipe, and the water outlet is communicated with the water outlet pipe.

Furthermore, the oil quantity sensor also comprises a fixed flitch used for fixing the oil suction pipe, the oil return pipe, the heating pipe group and the oil quantity sensor, and the fixed flitch is made of high-strength stainless steel.

Furthermore, a through hole group and a plurality of clamping jaws are arranged on the fixed pasting plate, the through hole group comprises a hole I, a hole II, a hole III, a hole IV, a hole V and a hole VI, the vent valve penetrates through the hole I, the oil suction pipe and the oil return pipe respectively penetrate through the hole II and the hole V, and the water inlet pipe and the water outlet pipe of the inlet and return heating pipe group respectively penetrate through the hole III and the hole VI; the electronic induction tube penetrates through the hole IV to be connected with a connector on the sensor head main body, the number of the clamping jaws is consistent with that of the convex hulls on the sensor head main body, and the clamping jaws are connected with the convex hulls.

Further, the bottom of the sensor is provided with a supporting cushion block, the supporting cushion block comprises a supporting seat and a supporting column, a mounting hole is formed in the bottom of the supporting seat, the supporting column is arranged above the supporting seat, a plurality of through holes are formed in the supporting column, the through holes are evenly formed along the circumference of the supporting column, an arc-shaped edge is arranged on the top of the supporting column, the arc-shaped edge surrounds the top of the circumference of the supporting column, and the bottom of the sensor is mounted in the supporting column.

The utility model provides a novel heating sensor which comprises a sensor body,

technical scheme more than combining, the utility model discloses the beneficial effect who reaches lies in:

(1) the utility model discloses an oil return pipe below is equipped with the oil gallery export, has prevented that the oil mass liquid level in the oil tank when being less than oil gallery exit position, returns to in the engine and lead to the problem of engine power not enough to appear through the oil gallery export.

(2) Novel heating sensor, the sensor is provided with retainer plate and base, sensor lower part fixed mounting is in the supporting pad, the supporting pad has fixed the sensor bottom, can prevent that vehicle driving in-process sensor from rocking or swing by a wide margin and the phenomenon of the oil leak of contact department on sensor and the oil tank that leads to, simultaneously, the oil absorption difficulty when also effectively having avoided the low liquid level of fuel.

(3) Novel heating sensor, be provided with into back heating pipe group, advance back heating pipe group pipe as an organic whole, and the lower part be helical structure, inhale oil pipe and return the lower part of oil pipe and establish in the helical structure who advances back heating pipe group, helical structure's setting has increased heating area for inhale oil pipe and return the intraductal fuel temperature rapid heating up of oil, the thermal efficiency is high.

(4) Novel heating sensor, advance that heating pipe group fills into and be the coolant liquid medium, engine coolant liquid medium gets into novel heating sensor's advancing heating pipe group under high temperature and organizes, to solidification state's high brand diesel oil heating, coolant liquid medium heat-conduction is fast, has shortened heating time, has improved heating rate.

(5) Novel heating sensor, integrated oil mass monitoring, heating, oil absorption, oil return, fuel filter, balanced box atmospheric pressure, safety explosion-proof etc. are multi-functional in an organic whole, the comprehensive ability of effectual improvement oil tank system to greatly reduced oil tank system's cost reduces a great deal of latent risk, if fuel leakage, oil tank warp, the fuel overflow leads to potential safety hazards such as explosion after the accident.

Drawings

For a clear explanation of the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view provided in example 1;

FIG. 2 is a schematic view of the structure of the fixing patch in embodiment 1;

FIG. 3 is a schematic structural view of a base in embodiment 1;

FIG. 4 is a schematic view showing the structure of a filter screen in embodiment 1;

FIG. 5 is a schematic view showing the structure of a lip block according to embodiment 1;

FIG. 6 is a schematic view showing the installation of the new heating sensor and the fuel tank in embodiment 1;

FIG. 7 is a view showing one of the structures of embodiment 2;

fig. 8 is a second schematic structural diagram of embodiment 2.

Icon: 1. a sensor head body; 2. fixing the flitch; 21. a hole I; 22. a hole II; 23. a hole III; 24. a hole IV; 25. a hole V; 26. a hole VI; 27. a clamping jaw; 3. an oil suction pipe; 4. an oil return pipe; 41. an oil return hole outlet; 51. an oil quantity sensor float; 52. an electronic induction tube; 6. feeding and returning the heating pipe set; 61. a water inlet pipe; 62. a water outlet pipe; 63. a vent valve; 7. filtering with a screen; 8. a stationary ring; 9. a base; 91. a chassis; 92. a plug interface I; 93. a plug interface II; 94. a plug interface III; 10. a water inlet; 11. a water outlet; 12. an oil suction port; 13. an oil return port; 14. an air line connection; 15. a connector; 16. a convex hull; 17. an oil tank; 18. buckling; 19. supporting the cushion block; 191. a support pillar; 192. an arc-shaped edge; 193. a through hole; 194. a supporting seat; 195. and (7) installing holes.

Detailed Description

The objects, aspects and advantages of the present invention will become apparent from the following detailed description, which, when taken in conjunction with the drawings, illustrate by way of example only, but are not intended to limit the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, the indicated orientation or positional relationship thereof is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, but does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may for example be fixedly connected, detachably connected, or integrally connected; 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 specific cases to those skilled in the art.

Example 1:

as shown in fig. 1 to 6, the present embodiment provides a novel heating sensor, which includes a sensor head main body 1, a fixing patch 2, an oil suction pipe 3, an oil return pipe 4, a heat inlet and return pipe set 6, an oil quantity sensor, a filtering device, and a base 9; the sensor head main body 1 is connected with the top of an oil tank 17 and arranged on the top of the oil tank 17, the sensor head main body 1 is provided with an oil suction port 12, an oil return port 13, a water inlet 10, a water outlet 11, a connector 15 and an air pipeline joint 14, the oil suction port 12 and the oil return port 13 are respectively communicated with an oil suction pipe 3 and an oil return pipe 4, an oil return hole outlet 41 is arranged below the oil return pipe 4, the problem that when the oil level in the oil tank is lower than the oil return hole outlet, the oil enters the oil return pipe 4 through the oil return hole outlet and then returns air to an engine to cause insufficient power of the engine is solved, the water inlet 10 and the water outlet 11 are respectively connected with two ends of the inlet and return heating pipe group 6 and communicated with the inlet and return heating pipe group 6, the inlet and return heating pipe group 6 is used for introducing a cooling liquid medium, the heat conduction of the cooling liquid medium is fast, and the heat efficiency is improved; the oil suction pipe 3, the oil return pipe 4, the feeding and returning heating pipe group 6 and the oil quantity sensor are connected with the sensor head main body 1 through the fixing flitch 2, the lower part of the feeding and returning heating pipe group 6 is of a spiral structure, the lower parts of the oil suction pipe 3 and the oil return pipe 4 are arranged in the spiral structure of the feeding and returning heating pipe group 6, the heating area is increased due to the arrangement of the spiral structure, the fuel temperature in the oil suction pipe 3 and the fuel temperature in the oil return pipe 4 are rapidly increased, the heat efficiency is high, the spiral number of turns of the spiral structure is set according to different requirements, and the applicability is wide; the oil quantity sensor comprises an oil quantity sensor floater 51 and an electronic sensing tube 52, the electronic sensing tube 52 is sleeved with the oil quantity sensor floater 51 capable of moving up and down, two ends of the electronic sensing tube 52 are respectively connected with the sensor head main body 1 and the filtering device, the connector 15 is connected with the oil quantity sensor through a connecting wire harness, the other end of the connector 15 is in butt joint with a wire harness of a meter panel, an oil quantity signal of the oil quantity sensor is transmitted to the meter panel, the oil quantity of the sensor is displayed, the resistance value of the oil quantity sensor can be customized for a customer, and the resistance value can be continuously increased along with the oil from a zero position to a full position; the filtering device is arranged at the bottom of the oil suction pipe 3 and the oil return pipe 4, the upper part of the base 9 is connected with the filtering device, and the lower part of the base 9 is connected with the oil tank 17 through a supporting cushion block 19; the heating pipe group 6 is of an integrated structure and comprises a water inlet pipe 61 and a water outlet pipe 62, the water inlet 10 is communicated with the water inlet pipe 61, the water outlet 11 is communicated with the water outlet pipe 62, and the water inlet pipe 61 and the water outlet pipe 62 are stainless steel pipes. The sensor head main body 1 of the utility model integrates the oil return port 13, an oil return interface does not need to be independently punched on the oil tank 17, welding nuts can be saved, the cost and the working hour are saved, the oil leakage and the maintenance times are reduced, in addition, the oil return port 13 is centralized on the sensor head main body 1, so that pipelines such as the oil suction pipe 3, the oil return pipe 4, the heat inlet and return pipe group 6 and the like are centralized and installed, and the overall vehicle space layout is reduced; the assembly matching part of the oil suction pipe 3 and the oil return pipe 4 is well sealed, and an air tightness test is already carried out in the manufacturing process, so that the phenomenon of air leakage is avoided.

As shown in fig. 3, a chassis 91 is arranged on the base 9, a socket i 92, a socket ii 93 and a socket iii 94 are arranged on the chassis 91, the oil suction pipe 3 is connected with the socket i 92, the oil return pipe 4 is connected with the socket ii 92, the electronic induction pipe 52 is connected with the socket iii 94, a fixing ring 8 is further arranged on the chassis 91, and the fixing ring 8 is a rubber fixing ring. The bottom of the sensor is provided with a supporting cushion block 19, as shown in fig. 5, the supporting cushion block 19 comprises a supporting seat 194 and a supporting column 191, the bottom of the supporting seat 194 is provided with a mounting hole 195, the supporting column 191 is arranged above the supporting seat 194, the supporting column 191 is provided with a plurality of through holes 193, the through holes 193 are uniformly arranged along the circumference of the supporting column 191, the top end of the supporting column 191 is provided with an arc-shaped edge 192, the arc-shaped edge 192 surrounds the top end of the circumference of the supporting column 191, and the bottom of the sensor is mounted in the supporting column 191; the setting up of supporting the cushion makes the sensor lower extreme install in the supporting cushion, and the supporting cushion has fixed the sensor bottom, can prevent that the vehicle from going in-process sensor from rocking or swing by a wide margin and the sensor that leads to and the phenomenon of oil leak of oil tank upper end contact department, and in addition, the setting up of the arc limit at support column top prevents the sensor to scraping of sensor bottom in the installation. The rubber retainer plate and the supporting cushion block fix the sensor to prevent the sensor from shaking and effectively avoid oil leakage and oil absorption difficulty in low liquid level.

Preferably, the filtering means comprises a filter screen, as shown in fig. 1 or 4, a filter screen 7 is provided at the lower part of the oil suction pipe 3 and the oil return pipe 4.

The air line connector 14 is connected to a vent valve 63, and the vent valve 63 is used to balance the air pressure inside and outside the oil tank 17 to prevent the oil tank 17 from being deformed, swollen or depressed. The air line connection 14 is connected to the canister via an air line and is used to adsorb fuel vapor from the fuel tank 17, prevent it from being vented to the atmosphere and causing pollution, and also to draw fuel into the engine for combustion by air action. The fuel is volatile fuel, the fuel steam in the fuel tank 17 can volatilize quickly to increase the pressure in the fuel tank 17, certain danger can be generated when the pressure reaches a certain value, the interior of the carbon tank is filled with active carbon with strong adsorbability, and the redundant fuel steam in the fuel tank 17 is not discharged into the atmosphere any longer and is led into the active carbon tank through an air pipeline. The fuel vapor is adsorbed by the activated carbon, when the automobile starts, the electromagnetic valve of the activated carbon tank is opened timely, and the adsorbed fuel vapor is poured into the air inlet manifold again, so that the aims of saving fuel and protecting environment are fulfilled.

As shown in fig. 2, a through hole group and six clamping jaws 27 are arranged on the fixed pasting plate 2, the through hole group comprises a hole i 21, a hole ii 22, a hole iii 23, a hole iv 24, a hole v 25 and a hole vi 26, a vent valve 63 penetrates through the hole i 21, the oil suction pipe 3 and the oil return pipe 4 respectively penetrate through the hole ii 22 and the hole v 25, and a water inlet pipe 61 and a water outlet pipe 62 of the heating pipe group 6 respectively penetrate through the hole iii 23 and the hole vi 26; the electronic induction tube 52 penetrates through the hole IV 24 to be connected with the connector 15 on the sensor head main body 1, six convex hulls 16 are arranged on the sensor head main body 1, the clamping jaws 27 are clamped with the convex hulls 16, and the oil suction tube 3, the oil return tube 4, the water inlet tube 61, the water outlet tube 62 and the electronic induction tube 52 are fixed on the fixing pasting plate 2 and are respectively connected with the oil suction port 12, the oil return port 13, the water inlet 10, the water outlet 11 and the connector 15 on the sensor head main body 1. The fixed flitch 2 is made of high-strength stainless steel and assembled in the oil tank 17, so that the fixed flitch is not easy to damage and has long service life; and fixed flitch adopts six clamping jaws, with the cooperation of 16 joint of convex closure on the sensor head main part 1, accords with the interface size, and bulk strength strengthens, and is more firm.

Preferably, the oil suction pipe 3 protrudes towards the water inlet pipe 61 of the heating pipe set 6, and the oil suction pipe 3 and the water inlet pipe 61 are fixed by the self-locking buckle 18, so that the temperature rising speed of the fuel oil in the oil suction pipe 3 is increased.

Preferably, a sealing clamping groove is formed in the lower side of the sensor head main body 1, and a sealing ring is arranged in the sealing clamping groove to play a role in sealing.

The utility model discloses a heating principle: the utility model provides an oil tank sets up for the main bellytank that the baffle is separated into, the bellytank dress is low brand fuel, the high brand fuel of main oil tank dress, under the subzero temperature, the truck is struck sparks, the low brand fuel of bellytank supplies the engine to start, engine coolant liquid medium risees the back, switch manual switching-over valve, engine coolant liquid medium gets into in the main oil tank 17 novel heating sensor's under the high temperature advance back to heat in the pipe group 6, high brand diesel oil heating to the solidification state, heat and unfreeze, advance back to heat the spiral structure design of 6 lower parts of pipe group and make the fuel volume of unfreezing big, unfrozen high number fuel is radiated the engine again and participates in normal work, volume expansion participated in the burning after the fuel temperature risees promptly, reach the effect of economizing on fuel to a certain extent. The heating medium of the principle is a cooling liquid medium, the waste heat of the engine is fully utilized, the energy which should be lost is introduced, the energy consumption is reduced, the heating time is shortened, and the heating rate is improved.

The utility model discloses a novel heating sensor integrated level is high, collects oil volume monitoring, heating, oil absorption, oil return, fuel and filters, balanced box atmospheric pressure, safety explosion-proof etc. and is multi-functional in an organic whole, the comprehensive ability of effectual improvement oil tank 17 system to the cost of greatly reduced oil tank 17 system reduces a great deal of latent risk, if the fuel leaks, oil tank 17 warp, the fuel spills over behind the accident and leads to potential hazards such as explosion.

Example 2:

this example differs from example 1 in that: as shown in fig. 7 or 8, the water inlet 10 and the water outlet 11 on the sensor head body 1 adopt a quick-insertion structure, so that the assembly speed is increased, the water inlet 10 and the water outlet 11 are respectively matched with the water inlet pipe 61 and the water outlet pipe 62 more tightly, and the water leakage risk is reduced. The positions of a water inlet 10 and a water outlet 11 on the sensor head main body 1 are exchanged, the positions of an oil return port 13 and a connector 15 are exchanged, and the arrangement of the wiring harness of the whole vehicle is better matched; the rest of this embodiment is the same as embodiment 1, and will not be described herein again.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A novel heating sensor is characterized in that: the sensor comprises a sensor head main body (1), an oil suction pipe (3), an oil return pipe (4), a feeding and returning heating pipe set (6) and an oil quantity sensor, wherein the sensor head main body (1) is connected with the top of an oil tank (17), the sensor head main body (1) is provided with an oil suction port (12), an oil return port (13), a water inlet (10) and a water outlet (11), the oil suction port (12) and the oil return port (13) are respectively communicated with the oil suction pipe (3) and the oil return pipe (4), an oil return hole outlet (41) is arranged below the oil return pipe (4), the water inlet (10) and the water outlet (11) are respectively connected with two ends of the feeding and returning heating pipe set (6) and communicated with the feeding and returning heating pipe set (6), the lower part of the feeding and returning heating pipe set (6) is of a spiral structure, and the lower parts of the oil suction pipe (3) and the oil return pipe (4) are arranged in the spiral structure of the feeding and returning heating pipe set (6); the oil quantity sensor is connected with the sensor head main body (1).

2. The new heat sensor of claim 1, wherein: the oil quantity sensor comprises an oil quantity sensor floater (51) and an electronic sensing tube (52), the electronic sensing tube (52) is sleeved with the oil quantity sensor floater (51) capable of moving up and down, and the electronic sensing tube (52) is connected with the sensor head main body (1).

3. The new heat sensor of claim 2, wherein: still including setting up base (9) in the sensor bottom, be equipped with chassis (91) on base (9), be equipped with interface I (92), interface II (93) and interface III (94) on chassis (91), inhale oil pipe (3) and be connected with interface I (92), oil return pipe (4) are connected with interface III (93), and electronic induction pipe (52) are connected with interface III (94).

4. The new heat sensor of claim 3, wherein: the base (9) is provided with a fixed ring (8).

5. The new heat sensor of claim 1, wherein: the oil return device is characterized by further comprising a filtering device arranged at the bottom of the oil suction pipe (3) and the bottom of the oil return pipe (4), wherein the filtering device comprises a filtering net (7), and the filtering net (7) is arranged at the lower part of the oil suction pipe (3) and the lower part of the oil return pipe (4).

6. The new heat sensor of claim 5, wherein: the sensor head main body (1) is provided with a connector (15), an air pipeline joint (14) and a plurality of convex hulls (16), the connector (15) is connected with an oil quantity sensor, and the air pipeline joint (14) is connected with a vent valve (63).

7. The new heat sensor of claim 6, wherein: the heating pipe group (6) is of an integrated structure and comprises a water inlet pipe (61) and a water outlet pipe (62), a water inlet (10) is communicated with the water inlet pipe (61), and a water outlet (11) is communicated with the water outlet pipe (62).

8. The new heat sensor of claim 7, wherein: the oil quantity sensor is characterized by further comprising a fixing pasting plate (2) used for fixing the oil suction pipe (3), the oil return pipe (4), the heating pipe group (6) and the oil quantity sensor, wherein the fixing pasting plate (2) is made of high-strength stainless steel.

9. The new heat sensor of claim 8, wherein: the fixed pasting plate (2) is provided with a through hole group and a plurality of clamping jaws (27), the through hole group comprises a hole I (21), a hole II (22), a hole III (23), a hole IV (24), a hole V (25) and a hole VI (26), a vent valve (63) penetrates through the hole I (21), an oil suction pipe (3) and an oil return pipe (4) respectively penetrate through the hole II (22) and the hole V (25), and a water inlet pipe (61) and a water outlet pipe (62) of a heat inlet and return pipe group (6) respectively penetrate through the hole III (23) and the hole VI (26); the electronic induction tube (52) is connected with the connector (15) on the sensor head body (1) through the hole IV (24), the number of the clamping jaws (27) is the same as that of the convex hulls (16) on the sensor head body (1), and the clamping jaws (27) are connected with the convex hulls (16).

10. The novel heat sensor according to any one of claims 1 to 9, characterized in that: the sensor bottom is equipped with lip block (19), lip block (19) are including supporting seat (194) and support column (191), supporting seat (194) bottom is equipped with mounting hole (195), supporting seat (194) top is equipped with support column (191), be equipped with a plurality of through-holes (193) on support column (191), through-hole (193) evenly set up along support column (191) circumference, the top of support column (191) is equipped with arc limit (192), and arc limit (192) encircle the top at support column (191) circumference, the bottom of sensor is installed in support column (191).