Tuning fork liquid level switch convenient to maintain and overhaul

Abstract

A tuning fork liquid level switch convenient to maintain and overhaul comprises a tuning fork liquid level switch body, a supporting frame, a rack frame, a bolt table, a center shaft and a worm, the upper portion of the tuning fork liquid level switch body is provided with a trunking shell, a positioning shaft groove is formed in the trunking shell, the trunking shell is matched with a protection box, the trunking shell is connected with the protection box, and the protection box slides in the trunking shell. The lower portion of the protection box is fixedly connected with the protection shell positioning shaft, the positioning shaft groove is matched with the protection shell positioning shaft, the positioning shaft groove is connected with the protection shell positioning shaft, the protection shell positioning shaft rotates in the positioning shaft groove, and the lower portion of the protection box is fixedly connected with the magnetic sheet. The magnetic sheets correspond to the magnetic sheet grooves in position, wiring terminals are arranged in the trunking shell, and a front end positioning strip is arranged on the front portion of the supporting frame.

Description

Technical Field

[0001] The utility model relates to the field of liquid level switches, in particular to a tuning fork liquid level switch which is easy to maintain and overhaul. Background Art

[0002] The existing patent (Announcement No.: CN215865390U) proposes a tuning fork liquid level switch that is easy to maintain and overhaul. It includes a main body, a mounting plate is fixedly connected to the bottom of the main body, a measuring device is fixedly connected to the top of the mounting plate, a tuning fork is fixedly connected to the bottom of the measuring device, and the tuning fork extends to the outside of the main body, and the top of the main body is covered with a cover plate, and a protective component is installed on the top of the cover plate. However, in this device, "the measuring device is fixedly connected to the top of the mounting plate", the device relies on the main body outside the measuring device to fix the measuring device. If the height of the tuning fork at the bottom of the measuring device needs to be adjusted, additional operation of other equipment is required for adjustment, which has certain limitations. Summary of the invention

[0003] In view of the above-mentioned deficiencies in the prior art, the utility model provides a tuning fork liquid level switch which is easy to maintain and overhaul by driving a worm to rotate through a driving motor at the rear of a driving bracket, so that the worm drives the rack frame inside the gear to move, thereby adjusting the height of a tuning fork liquid level switch body inside the rack frame, thereby increasing the adaptability of the equipment. The worm is driven by a driving motor inside the driving bracket to rotate, so that the worm drives the gear to adjust the height of the tuning fork liquid level switch body, thereby increasing the adaptability of the equipment.

[0004] The purpose of this utility model is achieved through the following technical solutions:

[0005] A tuning fork liquid level switch which is easy to maintain and overhaul comprises a tuning fork liquid level switch body, a support frame, a rack frame, a bolt platform, a central shaft and a worm. The upper part of the tuning fork liquid level switch body is provided with a wire slot shell, the wire slot shell has a positioning shaft slot inside, the wire slot shell is adapted to a protective box, the wire slot shell is connected to the protective box, the protective box slides inside the wire slot shell, the lower part of the protective box is fixedly connected to the protective shell positioning shaft, the positioning shaft slot is adapted to the protective shell positioning shaft, the positioning shaft slot is connected to the protective shell positioning shaft, the protective shell positioning shaft rotates inside the positioning shaft slot, the lower part of the protective box is fixedly connected to a magnetic sheet, the front part of the tuning fork liquid level switch body is provided with a front end positioning slot, the upper part of the front end positioning slot is provided with a magnetic sheet slot, the positions of the magnetic sheet and the magnetic sheet slot correspond, the wire slot shell has a wiring terminal inside, and the front part of the support frame has a front end positioning strip.

[0006] The front end positioning bar is adapted to the front end positioning groove, the front end positioning bar is connected to the front end positioning groove, the front end positioning groove slides inside the front end positioning bar, the tuning fork liquid level switch body slides inside the support frame, the support frame has a driving bracket at the rear, the driving bracket is fixedly connected to the rear end positioning bar, the rear end of the tuning fork liquid level switch body is fixedly connected to the rack frame, the rear end positioning bar is adapted to the rack frame, and the rear end positioning bar is connected to the rack frame.

[0007] The rack frame slides on the side of the rear end positioning bar, the side of the tuning fork liquid level switch body has a limit, the side of the support frame has a limit groove, the limit slides inside the limit groove, the upper part of the support frame is fixedly connected to the bolt platform, the side of the driving bracket has a central axis groove, the central axis groove is adapted to the central axis, the central axis groove is connected to the central axis, and the central axis rotates inside the central axis groove.

[0008] The front part of the central shaft is fixedly connected to the gear, the side part of the rack frame has a rack, the gear meshes with the side part of the rack, the rear part of the central shaft is fixedly connected to the worm wheel, the inside of the driving bracket is fixedly connected to the worm seat, the inside of the worm has a worm shaft, the worm seat is adapted to the worm shaft, the worm seat is connected to the worm shaft, the worm shaft rotates inside the worm seat, and the worm meshes with the side part of the worm wheel.

[0009] The upper part of the worm shaft is fixedly connected to the handle shaft, the upper part of the handle shaft is slidably connected to the handle, the upper part of the drive bracket is fixedly connected to the handle seat, the handle seat is adapted to the handle shaft, the handle seat is connected to the handle shaft, the handle shaft rotates inside the handle seat, the lower part of the drive bracket is fixedly connected to the drive motor, and the inside of the drive motor is fixedly connected to the lower part of the worm shaft. Beneficial Effects

[0010] 1. During the use of the tuning fork liquid level switch which is easy to maintain and overhaul, the drive motor at the rear of the drive bracket drives the worm to rotate, so that the worm drives the rack inside the gear to move, so that the height of the tuning fork liquid level switch body inside the rack is adjusted, thereby increasing the adaptability of the equipment.

[0011] 2. During the use of the tuning fork liquid level switch of the utility model which is easy to maintain and overhaul, the wiring terminals inside the wire trough shell are isolated and protected by the protective box on the upper part of the tuning fork liquid level switch body. If maintenance is required, the operator pulls the magnetic sheet on the front of the protective box so that the magnetic sheet drives the protective box to be retracted into the wire trough shell, thereby facilitating the staff to adjust the cables inside the wire trough shell and facilitating maintenance and overhaul, thereby increasing the maintenance efficiency of the equipment.

[0012] 3. During the use of the tuning fork liquid level switch which is easy to maintain and overhaul, the drive motor inside the drive bracket drives the worm to rotate, so that the worm drives the gear to adjust the height of the tuning fork liquid level switch body. If the drive motor loses power, the operator can use the handle on the upper part of the worm to replace the drive motor to drive the worm to rotate, thereby increasing the adaptability of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The utility model is a schematic diagram of the structure of a tuning fork liquid level switch which is easy to maintain and overhaul.

[0014] Figure 2 The utility model is a three-dimensional assembly diagram of a tuning fork liquid level switch structure that is easy to maintain and overhaul.

[0015] Figure 3 The utility model is a three-dimensional assembly schematic diagram of a tuning fork liquid level switch wire slot shell structure that is easy to maintain and overhaul.

[0016] Figure 4 The utility model is a partial cross-sectional stereoscopic assembly diagram of a rack structure of a tuning fork liquid level switch which is easy to maintain and overhaul.

[0017] Figure 5 The utility model is a three-dimensional assembly schematic diagram of a tuning fork liquid level switch support frame structure that is easy to maintain and overhaul. DETAILED DESCRIPTION

[0018] The utility model is further described in detail below according to the accompanying drawings and embodiments:

[0019] Embodiment 1:

[0020] A tuning fork liquid level switch that is easy to maintain and overhaul, comprising a tuning fork liquid level switch body 01, a support frame 10, a rack frame 14, a bolt platform 17, a central shaft 19, and a worm 24. The tuning fork liquid level switch body 01 has a wire slot shell 02 on the upper part, and a positioning shaft slot 03 is provided inside the wire slot shell 02. The wire slot shell 02 is adapted to a protective box 04, and the wire slot shell 02 is connected to the protective box 04. The protective box 04 slides inside the wire slot shell 02. The lower part of the protective box 04 is fixedly connected to the protective shell positioning shaft 05. The positioning shaft slot 03 is adapted to the protective shell positioning shaft 05. The positioning shaft slot 03 is connected to the protective shell positioning shaft 05. The protective shell positioning shaft 05 rotates inside the positioning shaft slot 03. The lower part of the protective box 04 is fixedly connected to the magnetic sheet 06. The tuning fork liquid level switch body 01 has a front end positioning groove 07 at the front, and a magnetic sheet groove 08 at the upper part of the front end positioning groove 07. The positions of the magnetic sheet 06 and the magnetic sheet groove 08 correspond to each other, so that the tuning fork liquid level switch for easy maintenance and repair is used. During the use of the tuning fork liquid level switch, the wiring terminals inside the wire slot shell 02 are isolated and protected by the protective box 04 on the upper part of the tuning fork liquid level switch body 01. If maintenance is required, the operator pulls the magnetic sheet 06 at the front of the protective box 04 to make the magnetic sheet 06 drive the protective box 04 to be retracted into the wire slot shell 02, so as to facilitate the staff to adjust the cables inside the wire slot shell 02, thereby increasing the maintenance efficiency of the equipment. The wire slot shell 02 has wiring terminals 09, and the front of the support frame 10 has a front end positioning strip 11.

[0021] Embodiment 2:

[0022] The front end positioning strip 11 of the utility model is adapted to the front end positioning groove 07, the front end positioning strip 11 is connected to the front end positioning groove 07, the front end positioning groove 07 slides inside the front end positioning strip 11, the tuning fork liquid level switch body 01 slides inside the support frame 10, the support frame 10 has a driving bracket 12 at the rear, the driving bracket 12 is fixedly connected to the rear end positioning strip 13 inside, the tuning fork liquid level switch body 01 is fixedly connected to the rack frame 14 at the rear, the rear end positioning strip 13 is adapted to the rack frame 14, and the rear end positioning strip 13 is connected to the rack frame 14.

[0023] Embodiment 3:

[0024] The rack frame 14 of the utility model slides on the side of the rear end positioning strip 13, the side of the tuning fork liquid level switch body 01 has a limit 15, the side of the support frame 10 has a limit groove 16, the limit 15 slides inside the limit groove 16, the upper part of the support frame 10 is fixedly connected to the bolt platform 17, the side of the driving bracket 12 has a central axis groove 18, the central axis groove 18 is adapted to the central axis 19, the central axis groove 18 is connected to the central axis 19, and the central axis 19 rotates inside the central axis groove 18.

[0025] Embodiment 4:

[0026] The front part of the central shaft 19 of the utility model is fixedly connected with the gear 20, the side of the rack frame 14 has a rack 21, the gear 20 meshes with the side of the rack 21, the rear part of the central shaft 19 is fixedly connected with the worm wheel 22, the inside of the driving bracket 12 is fixedly connected with the worm seat 23, and the inside of the worm 24 has a worm shaft 25. During the use of the tuning fork liquid level switch which is easy to maintain and overhaul, the worm 24 is driven to rotate by the driving motor 29 at the rear of the driving bracket 12, so that the worm 24 drives the rack frame 14 inside the gear 20 to move, so that the height of the tuning fork liquid level switch body 01 inside the rack frame 14 is adjusted, thereby increasing the adaptability of the equipment, the worm seat 23 is adapted to the worm shaft 25, the worm seat 23 is connected to the worm shaft 25, the worm shaft 25 rotates inside the worm seat 23, and the worm 24 meshes with the side of the worm wheel 22.

[0027] Embodiment 5:

[0028] The upper part of the worm shaft 25 of the utility model is fixedly connected to the handle shaft 26, and the upper part of the handle shaft 26 is slidably connected to the handle 27. The upper part of the driving bracket 12 is fixedly connected to the handle seat 28, and the handle seat 28 is adapted to the handle shaft 26. The handle seat 28 is connected to the handle shaft 26, and the handle shaft 26 rotates inside the handle seat 28. The lower part of the driving bracket 12 is fixedly connected to the driving motor 29, which is convenient for maintenance and overhaul. During use, the driving motor 29 inside the driving bracket 12 drives the worm 24 to rotate, so that the worm 24 drives the gear 20 to adjust the height of the tuning fork liquid level switch body 01. When the driving motor 29 loses power, the operator can drive the worm 24 to rotate by using the handle 27 on the upper part of the worm 24 instead of the driving motor 29, so as to increase the adaptability of the equipment. The inside of the driving motor 29 is fixedly connected to the lower part of the worm shaft 25.

[0029] Embodiment 6:

[0030] The utility model installation steps are as follows: slide the protection box 04 inside the slot shell 02, fix the lower part of the protection box 04 with the protection shell positioning shaft 05, rotate the protection shell positioning shaft 05 inside the positioning shaft slot 03, fix the lower part of the protection box 04 with the magnetic sheet 06, make the magnetic sheet 06 correspond to the position of the magnetic sheet slot 08, slide the front end positioning slot 07 inside the front end positioning strip 11, slide the tuning fork liquid level switch body 01 inside the support frame 10, fix the inside of the drive bracket 12 with the rear end positioning strip 13, fix the rear part of the tuning fork liquid level switch body 01 with the rack rack 14, slide the rack rack 14 on the side of the rear end positioning strip 13, slide the limit 15 inside the limit slot 16, and fix the upper part of the support frame 10 with the bolt platform 17. The central shaft 19 is fixedly connected to rotate inside the central shaft groove 18, the front part of the central shaft 19 is fixedly connected to the gear 20, the gear 20 is meshed at the side of the rack 21, the rear part of the central shaft 19 is fixedly connected to the worm wheel 22, the inside of the driving bracket 12 is fixedly connected to the worm seat 23, the worm shaft 25 is rotated inside the worm seat 23, the worm 24 is meshed at the side of the worm wheel 22, the upper part of the worm shaft 25 is fixedly connected to the handle shaft 26, the upper part of the handle shaft 26 is slidably connected to the handle 27, the upper part of the driving bracket 12 is fixedly connected to the handle seat 28, the handle shaft 26 is rotated inside the handle seat 28, the lower part of the driving bracket 12 is fixedly connected to the driving motor 29, and the inside of the driving motor 29 is fixedly connected to the lower part of the worm shaft 25.

[0031] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It should be pointed out that a person skilled in the art can make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as within the protection scope of the present invention.

Claims

1. A tuning fork liquid level switch that is easy to maintain and overhaul, characterized in that : It comprises a tuning fork liquid level switch body (01), a support frame (10), a rack frame (14), a bolt platform (17), a central shaft (19), and a worm (24). The tuning fork liquid level switch body (01) has a wire slot shell (02) on the upper part, and a positioning shaft slot (03) is provided inside the wire slot shell (02). The wire slot shell (02) is adapted to a protective box (04), the wire slot shell (02) is connected to the protective box (04), the protective box (04) slides inside the wire slot shell (02), the lower part of the protective box (04) is fixedly connected to the protective shell positioning shaft (05), the positioning shaft slot (03) is adapted to the protective shell positioning shaft (05), the positioning shaft slot (03) is connected to the protective shell positioning shaft (05), and the protective shell positioning shaft (05) The protective box (04) rotates inside the positioning shaft groove (03), the lower part of the protective box (04) is fixedly connected to the magnetic sheet (06), the front part of the tuning fork liquid level switch body (01) has a front end positioning groove (07), the upper part of the front end positioning groove (07) has a magnetic sheet groove (08), the magnetic sheet (06) and the magnetic sheet groove (08) are located correspondingly, the wire slot shell (02) has a wiring terminal (09) inside, and the front part of the support frame (10) has a front end positioning strip (11); the front end positioning strip (11) is adapted to the front end positioning groove (07), the front end positioning strip (11) is connected to the front end positioning groove (07), the front end positioning groove (07) slides inside the front end positioning strip (11), and the tuning fork liquid level switch body (01) slides inside the support frame (10).

2. A tuning fork liquid level switch that is easy to maintain and overhaul according to claim 1, characterized in that The support frame (10) has a driving frame (12) at the rear, the interior of the driving frame (12) is fixedly connected to a rear end positioning strip (13), the rear of the tuning fork liquid level switch body (01) is fixedly connected to a rack frame (14), the rear end positioning strip (13) is adapted to the rack frame (14), and the rear end positioning strip (13) is connected to the rack frame (14).

3. A tuning fork liquid level switch that is easy to maintain and overhaul according to claim 2, characterized in that The rack frame (14) slides on the side of the rear end positioning strip (13), the side of the tuning fork liquid level switch body (01) has a limiter (15), the side of the support frame (10) has a limiter groove (16), the limiter (15) slides inside the limiter groove (16), the upper part of the support frame (10) is fixedly connected to the bolt platform (17), the side of the driving bracket (12) has a central shaft groove (18), the central shaft groove (18) is adapted to the central shaft (19), the central shaft groove (18) is connected to the central shaft (19), and the central shaft (19) rotates inside the central shaft groove (18).

4. A tuning fork liquid level switch that is easy to maintain and overhaul according to claim 3, characterized in that The front part of the central shaft (19) is fixedly connected to the gear (20), the side of the rack frame (14) has a rack (21), the gear (20) meshes with the side of the rack (21), the rear part of the central shaft (19) is fixedly connected to the worm wheel (22), the inside of the driving bracket (12) is fixedly connected to the worm seat (23), the inside of the worm (24) has a worm shaft (25), the worm seat (23) is adapted to the worm shaft (25), the worm seat (23) is connected to the worm shaft (25), the worm shaft (25) rotates inside the worm seat (23), and the worm (24) meshes with the side of the worm wheel (22).

5. A tuning fork liquid level switch that is easy to maintain and overhaul according to claim 4, characterized in that The upper part of the worm shaft (25) is fixedly connected to the handle shaft (26), the upper part of the handle shaft (26) is slidably connected to the handle (27), the upper part of the drive bracket (12) is fixedly connected to the handle seat (28), the handle seat (28) is adapted to the handle shaft (26), the handle seat (28) is connected to the handle shaft (26), the handle shaft (26) rotates inside the handle seat (28), the lower part of the drive bracket (12) is fixedly connected to the drive motor (29), and the inside of the drive motor (29) is fixedly connected to the lower part of the worm shaft (25).

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