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CN-224214285-U - Fuel water detection type filter element

CN224214285UCN 224214285 UCN224214285 UCN 224214285UCN-224214285-U

Abstract

The utility model discloses a fuel water detection type filter element which is characterized by comprising an outer shell, an inner shell, an oil outlet cover, a filter layer, a separation ring, an oil inlet pipe, an oil inlet cover, a water absorption ring, a water absorption expansion layer, a blocking plate, a guide rod and a locking mechanism, wherein the filter layer is arranged around the inner shell, the water absorption expansion layer is fixedly connected in an inner hole of the water absorption ring and penetrates through the water absorption ring, the blocking plate is fixedly connected to the top of the water absorption expansion layer, the blocking plate seals the bottom of the inner shell when being upwards inserted into the bottom of the inner shell, the guide rod is provided with a plurality of guide rods and fixedly connected to the top of the blocking plate and vertically penetrates through the water absorption ring, and the locking mechanism is arranged.

Inventors

  • LIU XUELIANG
  • ZHANG XINGCHENG
  • JI HONGSHENG

Assignees

  • 青岛澳波环保科技有限责任公司

Dates

Publication Date
20260508
Application Date
20250514

Claims (6)

  1. 1. The fuel oil water detection type filter element is characterized by comprising an outer shell (1), wherein the outer shell (1) is a round tube with a vertical axis; the fuel tank comprises an inner layer shell (2), wherein the inner layer shell (2) is arranged in an outer layer shell (1), the inner layer shell (2) is a circular tube coaxial with the outer layer shell (1), the top of the outer layer shell (1) is higher than that of the inner layer shell (2), the outer layer shell (1) is flush with the bottom of the inner layer shell (2), and a plurality of holes for fuel to pass through are formed in the inner layer shell (2); The oil outlet cover (11), the oil outlet cover (11) is fixedly connected to the top of the outer shell (1), and an oil outlet (111) is formed in the oil outlet cover (11); the filter layer (3) is arranged around the inner layer shell (2); The separation ring (12), the separation ring (12) is fixedly connected to the bottoms of the inner layer shell (2) and the outer layer shell (1), and the inner diameter of the separation ring (12) is equal to the inner diameter of the inner layer shell (2); the oil inlet pipe (4) is fixedly connected to the bottom of the separation ring (12); The oil inlet cover (41), the oil inlet cover (41) is fixedly connected to the bottom of the oil inlet pipe (4), and an oil inlet hole (411) is formed in the oil inlet pipe (4); The water absorption ring (5), the water absorption ring (5) is fixedly connected in the oil inlet pipe (4), and the water absorption ring (5) is arranged as a circular ring with a vertical axis; The water-absorbing expansion layer (6), the water-absorbing expansion layer (6) is fixedly connected in an inner hole of the water-absorbing ring (5) and penetrates through the water-absorbing ring (5); The blocking plate (7) is fixedly connected to the top of the water absorption expansion layer (6), and the blocking plate (7) seals the bottom of the inner layer shell (2) when being upwards inserted into the bottom of the inner layer shell (2); The guide rods (71) are arranged, are fixedly connected to the tops of the blocking plates (7) and vertically penetrate through the water absorption rings (5); And a locking mechanism that locks the guide rod (71) when the blocking plate (7) is inserted into the bottom of the inner layer case (2).
  2. 2. The fuel oil water detection type filter element according to claim 1, wherein a plurality of guide rods (71) are arranged around the axis of the water absorption ring (5), one side of the guide rods (71) away from the axis of the water absorption ring (5) is fixedly connected with a locking block (711), and the locking block (711) is positioned below the water absorption ring (5); the locking mechanism comprises a plurality of locking components (8), each guide rod (71) corresponds to one locking component (8), the locking components (8) are arranged on one side, away from the axis of the water absorption ring (5), of the corresponding guide rods (71), and the locking components (8) are arranged at the bottom of the water absorption ring (5) and are used for locking the locking blocks (711) on the corresponding guide rods (71).
  3. 3. A fuel water detection cartridge according to claim 2, wherein the locking assembly (8) comprises a locking lever (81), the length direction of the locking lever (81) being arranged in the radial direction of the water absorbing ring (5); The fixing block (82), the fixing block (82) is fixedly connected to the bottom of the water absorption ring (5), a guide hole (821) into which the locking rod (81) is inserted is formed in one side, close to the guide rod (71), of the fixing block (82), and one end, far away from the guide rod (71), of the locking rod (81) is inserted into the guide hole (821) and can slide in the guide hole (821) along the length direction of the locking rod (81); And the elastic piece (83), the elastic piece (83) is arranged at one end of the locking rod (81) far away from the guide rod (71), when the elastic piece (83) is in a normal state, the distance between one end of the locking rod (81) close to the guide rod (71) and the guide rod (71) is smaller than the distance between one side of the locking block (711) far away from the guide rod (71) and the guide rod (71).
  4. 4. A fuel water detecting filter element according to claim 3, wherein the top of the locking lever (81) is provided with an inclined surface, one side of the inclined surface close to the locking lever (81) is inclined downward, and the blocking plate (7) is inserted into the bottom of the inner-layer housing (2) when the bottom of the locking block (711) is in contact with the top of the locking lever (81).
  5. 5. The fuel water detection type filter element according to claim 4, further comprising a water suction pipe (51), wherein the water suction pipe (51) is fixedly connected to the bottom of the water suction ring (5), and the inner diameter of the water suction pipe (51) is equal to the inner diameter of the water suction ring (5); and the support net frame is fixedly connected to the bottom of the water suction pipe (51), and the bottom of the water suction expansion layer (6) is contacted with the top of the support net frame.
  6. 6. The fuel water detecting filter element according to claim 5, wherein the elastic member (83) is provided as a spring, and both ends of the spring are fixedly connected to one end of the locking rod (81) away from the guide rod (71) and one end of the guide hole (821) away from the guide rod (71), respectively.

Description

Fuel water detection type filter element Technical Field The utility model relates to the technical field of fuel filtration, in particular to a fuel water detection type filter element. Background Gasoline and diesel are the most common two types of motor vehicle fuels, and various impurities including solid impurities and moisture are inevitably mixed in the fuels in the process of carrying and storing the fuels, and the existing fuels need to be filtered before being filled into the motor vehicle so as to remove the impurities in the fuels. For the existing filter element, solid impurities and water can be filtered out when the filter element is used for filtering, and particularly the water detection filter element is provided with a water-absorbing expansion material, when a large amount of water is contained in fuel oil, the filter element can be blocked by the expansion of the water-absorbing expansion material, so that blocking is realized in time, and the fuel oil is prevented from being filled into an automobile. However, the existing blocking is realized by only expanding the water absorbing material, and the problem of unstable blocking effect is easy to occur under the pressure of filling fuel. Disclosure of utility model Aiming at the defects of the prior art, the utility model aims to provide the fuel water detection type filter element, which is provided with the locking mechanism, when the moisture content in fuel is high, the water absorption expansion layer can absorb water to expand so as to push the blocking plate to be inserted into the bottom of the inner layer shell for sealing, and the locking mechanism can mechanically lock the guide rod at the moment, so that the blocking plate is prevented from loosening to seal the bottom of the inner layer shell. In order to achieve the purpose, the utility model provides the technical scheme that the fuel oil water detection type filter element comprises an outer shell, wherein the outer shell is a round tube with a vertical axis; The inner layer shell is arranged in the outer layer shell, the inner layer shell is arranged into a circular tube coaxial with the outer layer shell, the top of the outer layer shell is higher than that of the inner layer shell, the outer layer shell is level with the bottom of the inner layer shell, and a plurality of holes for fuel to pass through are formed in the inner layer shell; The oil outlet cover is fixedly connected to the top of the outer shell, and an oil outlet is formed in the oil outlet cover; the filter layer is arranged around the inner layer shell; The separating ring is fixedly connected to the bottoms of the inner layer shell and the outer layer shell, and the inner diameter of the separating ring is equal to that of the inner layer shell; The oil inlet pipe is fixedly connected to the bottom of the separation ring; the oil inlet cover is fixedly connected to the bottom of the oil inlet pipe, and an oil inlet hole is formed in the oil inlet pipe; the water absorbing ring is fixedly connected in the oil inlet pipe and is arranged as a circular ring with a vertical axis; The water-absorbing expansion layer is fixedly connected in the inner hole of the water-absorbing ring and penetrates through the water-absorbing ring; The blocking plate is fixedly connected to the top of the water absorption expansion layer, and the bottom of the inner layer shell is closed when the blocking plate is inserted upwards into the bottom of the inner layer shell; The guide rods are provided with a plurality of guide rods, are fixedly connected to the top of the blocking plate and vertically penetrate through the water absorption ring; and a locking mechanism locking the guide rod when the blocking plate is inserted into the bottom of the inner layer casing. The utility model is further provided with a plurality of guide rods which are arranged around the axis of the water absorption ring, wherein one side of each guide rod, which is far away from the axis of the water absorption ring, is fixedly connected with a locking block, and the locking block is positioned below the water absorption ring; The locking mechanism comprises a plurality of locking components, each guide rod corresponds to one locking component, the locking components are arranged on one side, away from the axis of the water absorption ring, of the corresponding guide rods, and the locking components are arranged at the bottom of the water absorption ring and used for locking blocks on the corresponding guide rods. The utility model is further arranged that the locking component comprises a locking rod, and the length direction of the locking rod is arranged along the radial direction of the water absorption ring; the fixing block is fixedly connected to the bottom of the water absorption ring, a guide hole for inserting the locking rod is formed in one side, close to the guide rod, of the fixing block, and one end, far away from the guide rod, of th