Search

CN-224210868-U - Speed regulation resistor assembly structure of blower

CN224210868UCN 224210868 UCN224210868 UCN 224210868UCN-224210868-U

Abstract

The utility model discloses a speed-regulating resistor assembly structure of a blower, which relates to the technical field of resistor assembly structures and comprises an installation shell, a connecting block, a thread block, a first damping block, a needle-shaped block and a first rubber layer, wherein the interior of the first rubber layer is connected with a resistor body, a labyrinth channel is arranged below the first damping block, a first conical block is arranged above the labyrinth channel, a second conical block is arranged below the first damping block, and a second damping block is connected below the second conical block. According to the utility model, the first damping blocks and the second damping blocks are mutually matched and are combined into the labyrinth channel with the S-shaped structure, so that the labyrinth channel absorbs vibration when the resistor body vibrates to perform damping and buffering work, and meanwhile, the first conical blocks and the second conical blocks with conical structures are arranged in the labyrinth channel to perform secondary vibration consumption, so that the damping effect is ensured.

Inventors

  • WU LUN
  • Hong Shichong
  • CHEN GUANGJUN
  • Xie Shangfang
  • SU XIAOLAN
  • LIN XIAOFENG

Assignees

  • 温州健邺汽车科技有限责任公司

Dates

Publication Date
20260508
Application Date
20250630

Claims (7)

  1. 1. The utility model provides a blower speed governing resistor assembly structure, includes installation casing (1), wherein the top of installation casing (1) is connected with connecting block (6), the both sides of connecting block (6) still are connected with screw thread piece (7), the below of screw thread piece (7) is connected with first snubber block (2), the top of first snubber block (2) is connected with needle-like piece (3), the inboard of first snubber block (2) is connected with first rubber layer (5), the internal connection of first rubber layer (5) has resistance body (4); Labyrinth channel (8) have been seted up to the below of first snubber block (2), the top of labyrinth channel (8) is provided with first toper piece (9), the below of first snubber block (2) is provided with second toper piece (10), the below of second toper piece (10) is connected with second snubber block (12).
  2. 2. The blower speed regulation resistor assembly structure according to claim 1, wherein the periphery of the installation shell (1) is provided with a thread groove, the inside of the thread groove is connected with a thread sleeve, and the thread sleeve is connected with a thread block (7) in a threaded manner.
  3. 3. The blower speed regulation resistor assembly structure according to claim 1, wherein the periphery of the first damping block (2) is also provided with a thread groove and a thread sleeve, the first damping block (2) and the thread block (7) form a thread connection structure through the thread groove, and the thread block (7) and the connecting block (6) are connected in a thread mode.
  4. 4. The blower speed regulation resistor assembly structure of claim 1, wherein the needle-shaped blocks (3) are uniformly and equidistantly distributed above the first damping blocks (2), the needle-shaped blocks (3) and the first damping blocks (2) are of a mutually clamping structure, and the needle-shaped blocks (3) are uniformly and equidistantly distributed around the resistor body (4).
  5. 5. The blower speed regulation resistor assembly structure according to claim 1, wherein the labyrinth channels (8) are divided into an upper side and a lower side, the labyrinth channels (8) are uniformly and equidistantly distributed below the first damping blocks (2) and above the second damping blocks (12), and the second rubber layers (11) are symmetrically distributed on the two sides of the labyrinth channels (8).
  6. 6. The blower speed regulation resistor assembly structure according to claim 1, wherein the first conical blocks (9) are uniformly and equidistantly distributed below the first damping blocks (2), the first conical blocks (9) and the second conical blocks (10) are in a staggered distribution structure, and the second conical blocks (10) are uniformly and equidistantly distributed above the second damping blocks (12).
  7. 7. The blower speed regulation resistor assembly structure according to claim 1, wherein the size structure of the second damper block (12) is identical to that of the first damper block (2), the second damper block (12) is tightly attached to the first rubber layer (5), and the first rubber layer (5) and the resistor body (4) are integrally mounted.

Description

Speed regulation resistor assembly structure of blower Technical Field The utility model relates to the technical field of resistor assembly structures, in particular to a speed-regulating resistor assembly structure of a blower. Background In the automobile air conditioner HVAC assembly, parts such as a speed regulating resistor or a speed regulating module of the blower are assembled on the shell, and the speed regulating resistor or the speed regulating module can conveniently and reliably regulate and control the current applied to a blower circuit by changing the resistance value of the speed regulating resistor or the speed regulating module, so that different rotating speeds of the blower can be realized, and different air inlet speeds of the HVAC assembly can be realized. In the prior art, the speed regulating resistor or the speed regulating module is fastened on the plastic shell of the HVAC assembly mainly through screws, but the screws are connected in structure, and after the screws are disassembled for many times, screw holes are deformed and damaged, so that the connecting effect is affected. The prior patent (publication number: CN 213534387U) discloses a blower speed regulating resistor assembly structure, which has simple structure, can conveniently and rapidly realize the connection and disassembly of an installation shell and a speed regulating resistor body, has dual functions of fastening and positioning during the connection, can be realized only by easily applying force during the disassembly, is beneficial to repeated use and prolongs the service life. In the process of realizing the scheme, the following problems in the prior art are found, and the problems are not well solved: This scheme changes the screw nail into the block structure, but receives the vibrations of car at the use, makes the block structure loose easily for it is unstable to lead to fixing, and secondly in the use resistance itself can give off heat, and the heat is piled up in the resistance top, leads to the life of resistance limited. Disclosure of Invention In order to solve the problem that the clamping structure is easy to loosen due to vibration, and the service life is influenced by heat accumulation, the utility model provides a speed-regulating resistor assembly structure of a blower. The utility model provides a blower speed regulation resistor assembly structure, which adopts the following technical scheme: The utility model provides a blower speed governing resistor assembly structure, includes the installation casing, the top of installation casing is connected with the connecting block, the both sides of connecting block still are connected with the screw thread piece, the below of screw thread piece is connected with first snubber block, the top of first snubber block is connected with the needle-like piece, the inboard of first snubber block is connected with first rubber layer, the internal connection of first rubber layer has the resistance body; The labyrinth damping device is characterized in that a labyrinth channel is formed in the lower portion of the first damping block, a first conical block is arranged above the labyrinth channel, a second conical block is arranged below the first damping block, and a second damping block is connected to the lower portion of the second conical block. Through above-mentioned technical scheme, be convenient for through first snubber block and second snubber block cooperation, utilize the maze to constitute shock attenuation buffer structure to realize quick shock attenuation buffering, and be provided with a plurality of needle-like pieces in the top, realize quick heat dissipation work, avoid the heat to pile up in the top. Optionally, in the above-mentioned blower speed regulation resistor assembly structure, the screw thread groove has been seted up around the installation casing, and the internal connection of screw thread groove has the screw thread cover to the mode of connection of screw thread cover and screw thread piece is threaded connection. Through above-mentioned technical scheme, be convenient for avoid the screw thread piece to damage at the use through the thread bush, guarantee long-term use. Optionally, in the above-mentioned blower speed regulation resistor assembly structure, the thread groove and the thread sleeve have also been seted up around the first snubber block, the first snubber block passes through the thread groove and constitutes threaded connection structure with the snubber block, threaded connection is used to the connected mode of snubber block and connecting block. Through above-mentioned technical scheme, be convenient for through first snubber block and screw thread piece cooperation for first snubber block installs fast, guarantees the fixed mounting of first snubber block with installation casing. Optionally, in the above-mentioned air-blower speed regulation resistor assembly structure, the needle-shaped blocks a