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CN-224231072-U - Waterproof insect-proof electronic scale

CN224231072UCN 224231072 UCN224231072 UCN 224231072UCN-224231072-U

Abstract

The utility model discloses a waterproof insect-proof electronic scale which comprises an electronic scale shell, a circuit main board, a bearing frame and a pressure sensor, wherein a bearing frame assembly hole is formed in the top of the electronic scale shell, the bottom of the bearing frame is abutted to the pressure sensor through the bearing frame assembly hole, the electronic scale shell comprises an upper shell, a lower shell and an isolation cylinder, the bearing frame assembly hole is formed in the top end of the upper shell, the lower shell is arranged below the upper shell and is detachably connected with the upper shell, a hollow area is formed between the lower shell and the upper shell, the isolation cylinder is arranged in the hollow area, the bottom end of the isolation cylinder penetrates through the lower shell downwards, the top end of the isolation cylinder abuts against the end face of the bottom of the upper shell, so that the hollow area is divided into a cavity inside the isolation cylinder and an electronic board assembly cavity outside the isolation cylinder, the pressure sensor is arranged in the isolation cylinder, the circuit main board is arranged in the electronic board assembly cavity, and the lower shell is connected with the electronic board assembly cavity through a signal wire. The waterproof insect-proof electronic scale provided by the utility model utilizes the isolation cylinder to isolate and protect the circuit main board from the outside.

Inventors

  • HU ANKANG

Assignees

  • 永康市宇浩电子科技有限公司

Dates

Publication Date
20260512
Application Date
20250627

Claims (9)

  1. 1. The utility model provides a waterproof protection against insects electronic scale, includes the electronic scale casing, assembles circuit motherboard (100) in the electronic scale casing, bearing frame (200) and pressure sensor (300), bearing frame pilot hole has been seted up at electronic scale casing top, bearing frame (200) bottom pass bearing frame pilot hole with pressure sensor (300) butt, its characterized in that, the electronic scale casing includes: the bearing frame assembly hole is formed in the top end of the upper shell (1); A lower housing (2), wherein the lower housing (2) is arranged below the upper housing (1) and detachably connected with the upper housing (1), and a hollow area is formed between the lower housing (2) and the upper housing (1); The isolation cylinder (3) is arranged in the hollow area, the bottom end of the isolation cylinder (3) vertically penetrates through the lower shell (2) downwards, the top end of the isolation cylinder corresponds to the bearing frame assembly hole and is abutted with the bottom end face of the upper shell (1), and the hollow area is divided into a cavity inside the isolation cylinder (3) and an electronic board assembly cavity (4) outside the isolation cylinder (3); the pressure sensor (300) is arranged in the isolation cylinder (3), the circuit main board (100) is arranged in the electronic board assembly cavity (4), and the circuit main board and the electronic board assembly cavity are connected through a signal wire.
  2. 2. The waterproof insect-proof electronic scale according to claim 1, further comprising a partition plate (5), wherein the partition plate (5) is horizontally arranged in the isolation cylinder (3), and the peripheral side end of the partition plate is fixedly connected with the inner side wall of the isolation cylinder (3), so that a cavity inside the isolation cylinder (3) is partitioned into a sensor assembly cavity (6) and a battery assembly cavity (7) which are arranged up and down, the pressure sensor (300) is installed in the sensor assembly cavity (6), a battery (400) is installed in the battery assembly cavity (7), and the circuit main board (100) and the pressure sensor (300) are electrically connected with the battery (400).
  3. 3. A waterproof and insect-proof electronic scale according to claim 2, characterized in that the load-bearing frame (200) comprises a scale frame and supporting feet (201), the scale frame is arranged above the upper shell (1), and the supporting feet (201) are fixed at the bottom of the scale frame and are abutted with the pressure detection end at the top of the pressure sensor (300) through the load-bearing frame assembly holes.
  4. 4. A waterproof and insect-proof electronic scale according to claim 3, further comprising a sealing bush (8), wherein the sealing bush (8) is arranged in the bearing frame assembly hole, the outer side annular wall of the sealing bush is fixed with the hole wall of the bearing frame assembly hole in a sealing way, and the inner side annular wall of the sealing bush is tightly attached to and connected with the supporting leg (201) in a sliding way.
  5. 5. The waterproof insect-proof electronic scale according to claim 2, wherein the isolation barrel (3) is surrounded by a plurality of vertical plates (31) and is welded and fixed, the vertical plates (31) are uniformly distributed in the hollow area, the bottom ends of the vertical plates vertically penetrate through the lower shell (2) downwards, the top ends of the vertical plates abut against the bottom end face of the upper shell (1) around the bearing frame assembly holes, and the peripheral side ends of the separation plates (5) are fixed on the inner side plate faces of the vertical plates (31).
  6. 6. The waterproof and insect-proof electronic scale according to claim 5, wherein the partition plate (5) and any of the upright plates (31) are provided with threading holes for threading wires.
  7. 7. The waterproof and insect-proof electronic scale of claim 6, wherein a sealing sleeve is arranged between the threading hole and the conducting wire.
  8. 8. A waterproof and insect-resistant electronic scale according to any of claims 2-7, further comprising a battery cover plate (9), said battery cover plate (9) being detachably connected within said battery assembly cavity (7) for enclosing said battery (400).
  9. 9. The waterproof and insect-proof electronic scale according to any one of claims 1 to 7, wherein a display screen assembly hole (11) is formed in a front side plate surface of the upper case (1), and a display screen electrically connected to the circuit board (100) is assembled in the display screen assembly hole (11).

Description

Waterproof insect-proof electronic scale Technical Field The utility model relates to the technical field of electronic scales, in particular to a waterproof insect-proof electronic scale. Background An electronic scale is a tool for measuring the weight of an object and is commonly applied to industrial production and daily life. In the related art, the electronic scale mainly includes the balance body, the pan of steelyard, keypad and display screen, wherein the balance body includes the balance body shell, the bearing frame, pressure sensor and circuit motherboard are installed in the inside of balance body shell, the leading flank at the balance body shell is installed to display screen and keypad, the through-hole rather than the inner chamber intercommunication has been seted up at balance body shell top, the supporting legs of bearing frame bottom passes through-hole and pressure sensor direct contact, but in order to adapt to different bearing frame bottom supporting legs male demand, the aperture of through-hole can be far greater than the diameter of supporting legs in the past, because the use scene such as vegetable market of electronic scale etc. some vegetable market environment are moist and have more mosquito, steam and mosquito enter into the inside normal use that causes the destruction to circuit motherboard of balance body shell from the through-hole easily. Therefore, how to provide an electronic scale with reasonable design, which can prevent water vapor and mosquitoes from entering the scale body from the through hole at the top of the scale body shell to damage the circuit motherboard is a problem that needs to be solved by those skilled in the art. Disclosure of utility model Therefore, the utility model aims to provide a waterproof insect-proof electronic scale, which solves the technical problem that water vapor and mosquitoes easily enter the scale body from a through hole at the top of the shell of the scale body to damage a circuit main board. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The waterproof insect-proof electronic scale comprises an electronic scale shell, a circuit main board, a bearing frame and a pressure sensor, wherein the circuit main board, the bearing frame and the pressure sensor are assembled in the electronic scale shell, a bearing frame assembly hole is formed in the top of the electronic scale shell, the bottom of the bearing frame passes through the bearing frame assembly hole to be in butt joint with the pressure sensor, the electronic scale shell comprises an upper shell, a lower shell and an isolation cylinder, the bearing frame assembly hole is formed in the top end of the upper shell, the lower shell is arranged below the upper shell and is detachably connected with the upper shell, a hollow area is formed between the lower shell and the upper shell, the isolation cylinder is arranged in the hollow area, the bottom end of the isolation cylinder vertically penetrates through the lower shell downwards and is in butt joint with the bottom end face of the upper shell corresponding to the bearing frame assembly hole, so that the hollow area is divided into a cavity inside the isolation cylinder and an electronic board assembly cavity outside the isolation cylinder, the pressure sensor is arranged in the isolation cylinder, the circuit main board is arranged in the electronic board assembly cavity, and the circuit main board is connected with the electronic board assembly cavity through a signal wire. Preferably, the waterproof insect-proof electronic scale further comprises a partition plate, wherein the partition plate is horizontally arranged in the isolation cylinder, the peripheral side end of the partition plate is fixedly connected with the inner side wall of the isolation cylinder, so that the cavity inside the isolation cylinder is divided into a sensor assembly cavity and a battery assembly cavity which are arranged up and down, the pressure sensor is arranged in the sensor assembly cavity, a battery is arranged in the battery assembly cavity, and the circuit main board and the pressure sensor are electrically connected with the battery. Preferably, the bearing frame comprises a scale frame and supporting legs, the scale frame is arranged above the upper shell, and the supporting legs are fixed at the bottom of the scale frame and pass through the bearing frame assembly holes to be abutted with the pressure detection end at the top of the pressure sensor. Preferably, the waterproof insect-proof electronic scale further comprises a sealing bush, wherein the sealing bush is arranged in the bearing frame assembly hole, the outer side annular wall of the sealing bush is fixed with the hole wall of the bearing frame assembly hole in a sealing manner, and the inner side annular wall of the sealing bush is tightly attached to the supporting legs and is in sliding connection with the supportin