CN215976486U

CN215976486U - Digital integrated pressure water level sensor of washing machine

Info

Publication number: CN215976486U
Application number: CN202122092510.4U
Authority: CN
Inventors: 李光明; 陈祥市; 李衡; 孙德洋
Original assignee: Qingdao Bantek Invert Technology Co ltd
Current assignee: Qingdao Bantek Invert Technology Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-03-08
Anticipated expiration: 2031-09-01

Abstract

The utility model relates to the technical field of water level sensors, and particularly discloses a digital integrated pressure water level sensor of a washing machine, which comprises a shell, a filtering structure and a cover plate, wherein a plurality of first internal thread sleeves are arranged at the bottom of the inner wall of the shell; according to the utility model, dust in the air can be blocked by the filter element in the middle of the fixing ring, so that the dust is prevented from further entering the shell, and the dust is prevented from covering the surfaces of the integrated circuit board and the pressure sensing chip.

Description

Digital integrated pressure water level sensor of washing machine

Technical Field

The utility model relates to the technical field of water level sensors, in particular to a digital integrated pressure water level sensor of a washing machine.

Background

Water level sensor among present washing machine is after long-time the use, and the dust gets into inside through the gas pocket easily, leads to its inside easy deposition, and the dust can cover on circuit board and sensing chip, influences water level sensor's normal use, also difficult clearance is carried out to its inside dust when maintaining, influences water level sensor's life and measurement accuracy.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a digital integrated pressure water level sensor of a washing machine, which has the advantages of blockage avoidance, convenience in cleaning and the like, and solves the problems that the traditional water level sensor is easy to block and difficult to clean.

The utility model discloses a digital integrated pressure water level sensor of a washing machine, which comprises a shell, a filtering structure and a cover plate, wherein a plurality of first internal thread sleeves are arranged at the bottom of the inner wall of the shell, supporting plates are fixedly connected to the tops of the first internal thread sleeves, an integrated circuit board is detachably and fixedly connected to the tops among the supporting plates, a pressure sensing chip is mounted at the top of the integrated circuit board, a supporting ring is fixedly connected to the position, close to the top, of the inner wall of the shell, the filtering structure is detachably fixed to the top of the supporting ring, the cover plate is detachably inserted into the top of the shell, and air holes are formed in the position, close to the edge, of the top of the shell in an annular equidistant mode.

Through the design of the technical scheme, dust can be prevented from further entering the shell, so that the dust is prevented from covering the surfaces of the integrated circuit board and the pressure sensing chip.

As a further improvement of the present invention, the number of the first internal thread sleeves is four, the four first internal thread sleeves are distributed in the center of the housing in a rectangular array, and the integrated circuit board is fixed with the first internal thread sleeves through first screws.

Through the design of the technical scheme, the integrated circuit board is convenient for workers to fix.

As a further improvement of the utility model, the center of the right side of the shell is provided with a slot, and the right end of the integrated circuit board is integrally formed with a pin.

As a further improvement of the utility model, a partition board is fixedly connected to the position close to the right side inside the shell, and the right end of the pin penetrates through the right end of the partition board.

Through the design of the technical scheme, the right side of the shell can be sealed, and meanwhile, the electric wiring work of the device is not influenced.

As a further improvement of the utility model, the filter structure comprises a fixing ring with the same diameter as that of the support ring, and the middle part of the fixing ring is integrally formed with the filter element.

As a further improvement of the utility model, the top of the support ring is provided with first threaded holes at equal intervals in a ring shape with the center of the support ring as an origin, the top of the fixing ring is provided with second threaded holes at positions corresponding to the first threaded holes, and second screws are connected between the second threaded holes and the first threaded holes in a threaded manner.

Through the design of the technical scheme, the filter structure is convenient for workers to detach and install, and convenience is provided for replacing and cleaning the filter structure.

As a further improvement of the utility model, a second internal thread sleeve is fixedly connected to the right side of the bottom of the inner wall of the shell, a connecting hole is formed in the top of the cover plate at a position corresponding to the second internal thread sleeve, a third screw is inserted into the connecting hole, and the third screw is in threaded connection with the second internal thread sleeve.

Through the design of the technical scheme, the shell is convenient for workers to detach and install.

As a further improvement of the utility model, the bottom of the cover plate is attached to the top of the fixing ring.

Through the design of the technical scheme, the shell is supported, and the shell is conveniently and fixedly connected.

As a further improvement of the utility model, a convex block is integrally formed at the top of the cover plate, and a straight pipe penetrating through the bottom of the cover plate is fixedly connected to the middle part of the convex block.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the supporting ring is arranged at the top of the inner wall of the shell, and the filter mechanism is matched with the detachable arrangement connected with the fixing ring, so that the filter element in the middle of the fixing ring can block dust in the air, and the dust is prevented from further entering the shell, and therefore, the dust is prevented from covering the surfaces of the integrated circuit board and the pressure sensing chip, the cover plate is fixed with the second internal thread sleeve through the third screw, the cover plate is convenient for workers to disassemble and assemble, the arrangement that the fixing ring is connected with the supporting ring through the second screw is matched, convenience is provided for the workers to take out the filter structure for cleaning, and the maintenance of the device is convenient for the workers.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic sectional view of the entire front side of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic top view of the housing of the present invention;

FIG. 4 is a schematic top view of the filter structure of the present invention.

In the figure: 1. a housing; 2. a first internally threaded sleeve; 3. a support plate; 4. a partition plate; 5. a second internally threaded sleeve; 6. a slot; 7. a support ring; 71. a first threaded hole; 8. an integrated circuit board; 81. a pin; 82. a first screw; 9. a pressure sensing chip; 10. a fixing ring; 101. a second threaded hole; 102. a second screw; 11. a filter element; 12. a cover plate; 121. air holes; 122. a third screw; 13. a bump; 14. a straight tube.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the various embodiments of the utility model. It should be understood, however, that these physical details should not be construed as limiting the utility model. That is, in some embodiments of the utility model, such physical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-4, the digital integrated pressure water level sensor of the washing machine of the present invention comprises a housing 1, filtration and

apron

12, 1 inner wall bottom of shell is provided with the first internal thread cover 2 of a plurality of, the top fixedly connected with backup pad 3 of first internal thread cover 2, fixedly connected with integrated circuit board 8 can be dismantled at the top between a plurality of backup pad 3, pressure sensing chip 9 is installed at integrated circuit board 8's top, 1 inner wall of shell and the position department fixedly connected with support ring 7 that is close to the top, filtration can dismantle the top that is fixed in support ring 7, apron 12 can be dismantled and peg graft in the top of shell 1, the position department annular equidistance that shell 1 top and be close to the edge is seted up porosely 121, can avoid the dust further to enter into inside shell 1, thereby prevent that the dust from covering at integrated circuit board 8 and pressure sensing chip 9 surface.

Referring to fig. 3, the number of the first internal thread bushings 2 is four, the four first internal thread bushings 2 are distributed in the center of the housing 1 in a rectangular array, and the integrated circuit board 8 is fixed to the first internal thread bushings 2 through the first screws 82, so that the integrated circuit board 8 can be conveniently fixed by a worker.

Referring to fig. 1, a slot 6 is formed in the center of the right side of the housing 1, a pin 81 is integrally formed at the right end of the integrated circuit board 8, a partition plate 4 is fixedly connected to a position inside the housing 1 and close to the right side, and the right end of the pin 81 penetrates through the right end of the partition plate 4, so that the right side of the housing 1 can be sealed, and the electrical wiring operation of the device is not affected.

Referring to fig. 4, the filter structure includes a fixing ring 10 having the same diameter as the support ring 7, and a filter element 11 is integrally formed at the middle of the fixing ring 10.

Referring to fig. 3 and 4, the top of the support ring 7 is provided with first threaded holes 71 at equal intervals in a ring shape using the center of the support ring 7 as an origin, the top of the fixing ring 10 is provided with second threaded holes 101 at positions corresponding to the first threaded holes 71, and second screws 102 are threadedly connected between the second threaded holes 101 and the first threaded holes 71, so that the filter structure can be conveniently detached and installed by workers, and convenience is provided for replacing and cleaning the filter structure.

Please refer to fig. 1, fig. 2 and fig. 3, a second internal thread sleeve 5 is fixedly connected to the right side of the bottom of the inner wall of the housing 1, a connecting hole is formed at the top of the cover plate 12 and at a position corresponding to the second internal thread sleeve 5, a third screw 122 is inserted into the connecting hole, and the third screw 122 is screwed into the second internal thread sleeve 5, so that the housing 1 can be conveniently detached and installed by a worker.

Referring to fig. 1, the bottom of the cover plate 12 is attached to the top of the fixing ring 10, so as to support the housing 1 and facilitate connection and fixation of the housing 1.

Referring to fig. 1, a bump 13 is integrally formed on the top of the cover plate 12, and a straight tube 14 penetrating the bottom of the cover plate 12 is fixedly connected to the middle of the bump 13.

The installation step: the staff inserts fixed ring 10 at first in the support ring 7 top, makes first screw hole 71 and second screw hole 101 one-to-one, subsequently twists second screw 102 in proper order between first screw hole 71 and the second screw hole 101, accomplishes the fixed to filtration, and the staff inserts apron 12 in shell 1 top afterwards, makes the connecting hole correspond with second internal thread cover 5 to twist third screw 122 between connecting hole and the second internal thread cover 5, accomplish the equipment to the device.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a washing machine digital integrated pressure water level sensor, includes shell (1), filtration and apron (12), its characterized in that: the bottom of the inner wall of the shell (1) is provided with a plurality of first internal thread sleeves (2), the tops of the first internal thread sleeves (2) are fixedly connected with supporting plates (3), the tops among the supporting plates (3) are detachably and fixedly connected with an integrated circuit board (8), and the top of the integrated circuit board (8) is provided with a pressure sensing chip (9);

a support ring (7) is fixedly connected to the position, close to the top, of the inner wall of the shell (1), and the filter structure is detachably fixed to the top of the support ring (7);

the cover plate (12) is detachably inserted into the top of the shell (1), and air holes (121) are formed in the top of the shell (1) and close to the edge in an annular and equidistant mode.

2. A digital integrated pressure water level sensor for washing machine according to claim 1, characterized in that: the number of the first internal thread sleeves (2) is four, the four first internal thread sleeves (2) are distributed at the center of the shell (1) in a rectangular mode, and the integrated circuit board (8) is fixed with the first internal thread sleeves (2) through first screws (82).

3. A digital integrated pressure water level sensor for washing machine according to claim 1, characterized in that: the socket (6) is arranged in the center of the right side of the shell (1), and a pin (81) is integrally formed at the right end of the integrated circuit board (8).

4. A digital integrated pressure water level sensor for washing machine according to claim 3, characterized in that: the novel LED lamp is characterized in that a partition plate (4) is fixedly connected to the position, close to the right side, inside the shell (1), and the right end of the pin (81) penetrates through the right end of the partition plate (4).

5. A digital integrated pressure water level sensor for washing machine according to claim 1, characterized in that: the filter structure comprises a fixing ring (10) which is the same as the diameter of the support ring (7), and a filter element (11) is integrally formed in the middle of the fixing ring (10).

6. A washing machine digital integrated pressure water level sensor according to claim 5, characterized in that: the novel screw thread support ring is characterized in that the top of the support ring (7) is provided with first threaded holes (71) in equal distance in the mode that the center of the support ring (7) is used as an original point ring, the top of the fixing ring (10) is provided with second threaded holes (101) in the position corresponding to the first threaded holes (71), and second screws (102) are connected between the second threaded holes (101) and the first threaded holes (71) in a threaded mode.

7. A digital integrated pressure water level sensor for washing machine according to claim 1, characterized in that: the right side fixedly connected with second internal thread cover (5) of shell (1) inner wall bottom, apron (12) top and the position department that corresponds with second internal thread cover (5) have seted up the connecting hole, and third screw (122) have been pegged graft in the connecting hole, third screw (122) threaded connection is in second internal thread cover (5).

8. A washing machine digital integrated pressure water level sensor according to claim 5, characterized in that: the bottom of the cover plate (12) is attached to the top of the fixing ring (10).

9. A digital integrated pressure water level sensor for washing machine according to claim 1, characterized in that: the top of the cover plate (12) is integrally formed with a convex block (13), and the middle of the convex block (13) is fixedly connected with a straight pipe (14) penetrating through the bottom of the cover plate (12).