DVDT filter convenient to install

Abstract

The utility model relates to the technical field of DVDT filter installation, in particular to a DVDT filter convenient to install, which comprises a base, the upper end of the base is provided with a DVDT filter, the upper end of the base is fixedly connected with a plurality of vertical rods, and the side wall of each vertical rod is provided with two clamping grooves; and two clamping blocks are symmetrically and fixedly connected to the inner wall of the cylinder. The upper cover is mounted in the base, in the mounting process of the upper cover, two clamping blocks arranged on the inner wall of the cylinder slide to the bottom in a notch, a vertical plate is manually rotated to drive a movable block to rotate, meanwhile, the movable block drives the cylinder to rotate, the clamping blocks slide into a clamping groove through a connecting groove, the movable block is pushed upwards through elasticity of a spring, and the clamping blocks are clamped in the clamping groove. The movable block drives the cylinder to slide upwards, so that the clamping block slides to the top in the clamping groove from the bottom in the clamping groove, the upper cover is quickly clamped and installed at the upper end of the base, meanwhile, the DVDT filter is fixed to the upper end of the base through the upper cover, and therefore the DVDT filter can be conveniently disassembled, assembled and overhauled in the later period.

Description

Technical Field

[0001] The utility model relates to the technical field of DVDT filter installation, in particular to a DVDT filter which is easy to install. Background Art

[0002] DVDT filter is an electronic device mainly used to filter out high-frequency noise in signals. Its basic principle is to apply a delay, differentiation, and amplification circuit with the same frequency but opposite phase as the noise to the input signal, so that the noise and the input signal are offset and filtered out at the output end. In the construction process of some equipment, it is often necessary to install DVDT filters after some specific machinery to meet various usage requirements.

[0003] Before using, the existing DVDT filter needs to be installed in the corresponding equipment. When installing the DVDT filter, bolts and nuts are usually used to install the DVDT filter in the corresponding equipment. The use of bolts and nuts can easily make the installation and disassembly of the DVDT filter more troublesome, affecting the maintenance efficiency. Utility Model Content

[0004] The utility model aims to provide a DVDT filter which is easy to install. The device can facilitate the installation of the DVDT filter, so as to solve the problem that the DVDT filter is not easy to install in the prior art.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A DVDT filter that is easy to install comprises a base, wherein the DVDT filter is installed on the upper end of the base, a plurality of vertical rods are fixedly connected to the upper end of the base, and two card slots are arranged on the side walls of the vertical rods; an upper cover, wherein the upper cover is arranged on the upper end of the base, the upper cover is sleeved on the outside of the DVDT filter, a plate is passed through and fixedly connected to the side wall of the upper cover, a plurality of cylinders are passed through and rotatably connected to the upper end of the plate, two card blocks are symmetrically fixedly connected to the inner wall of the cylinder, and the card blocks are slidably connected to the card slots.

[0007] Preferably, a groove is provided at the upper end of the base, and the groove is slidably connected to the DVDT filter.

[0008] Preferably, the side wall of the vertical rod is provided with two notches, a connecting groove is provided between the notches and the clamping groove, and the clamping block is slidably connected to the notches and the connecting groove respectively.

[0009] Preferably, a protective pad is fixedly connected to the inner wall of the upper cover, the protective pad is made of rubber material, and the inner wall of the protective pad is in contact with the side wall of the DVDT filter.

[0010] Preferably, a movable block is fixedly connected to the upper end of the column, and a plurality of springs are fixedly connected to the upper end of the plate. The springs are sleeved outside the column, and the upper ends of the springs are rotatably connected to the lower end of the movable block.

[0011] Preferably, the side wall of the movable block is fixedly connected with a vertical plate, and the exterior of the vertical plate is covered with a rubber protective sleeve.

[0012] Compared with the prior art, the advantages of the utility model are:

[0013] 1. Place the DVDT filter inside the groove, limit the DVDT filter through the groove, and then install the upper cover inside the base. During the installation of the upper cover, the two blocks set on the inner wall of the column slide to the bottom of the groove, and the vertical plate is manually rotated to make the vertical plate drive the movable block to rotate. At the same time, the movable block drives the column to rotate, so that the block slides into the slot through the connecting groove. The movable block is pushed upward by the elasticity of the spring, and the movable block drives the column to slide upward, so that the block slides from the bottom of the slot to the top of the slot, so that the upper cover is quickly installed on the upper end of the base. At the same time, the upper cover fixes the DVDT filter to the upper end of the base, so as to facilitate the disassembly and maintenance of the DVDT filter in the later stage.

[0014] 2. Wrap the DVDT filter with the installed upper cover, and then protect the DVDT filter with a protective pad to prevent the DVDT filter from being damaged by collision. The upper end of the upper cover and the surrounding side walls are provided with through grooves to facilitate heat dissipation and wire connection of the DVDT filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model provides a schematic diagram of the external structure of a DVDT filter which is easy to install.

[0016] Figure 2 The utility model provides a schematic diagram of a side cross-sectional structure of a DVDT filter which is easy to install.

[0017] Figure 3 The utility model provides a front cross-sectional structural schematic diagram of a DVDT filter which is easy to install.

[0018] Figure 4 The utility model provides a schematic diagram of the cylindrical structure of a DVDT filter which is easy to install and is viewed from above.

[0019] Figure 5 The utility model is a schematic diagram of a side view of a vertical rod structure of a DVDT filter which is easy to install.

[0020] In the figure: 1 base, 2 groove, 3 DVDT filter, 4 vertical rod, 5 notch, 6 card slot, 7 connecting slot, 8 upper cover, 9 protection pad, 10 plate, 11 column, 12 card block, 13 movable block, 14 vertical plate, 15 spring. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-5 A DVDT filter that is easy to install includes a base 1, a DVDT filter 3 is installed on the upper end of the base 1, a plurality of vertical rods 4 are fixedly connected to the upper end of the base 1, and two card slots 6 are arranged on the side walls of the vertical rods 4; an upper cover 8 is arranged on the upper end of the base 1, and the upper cover 8 is sleeved on the outside of the DVDT filter 3, a plate 10 is fixedly connected to the side wall of the upper cover 8, and a plurality of cylinders 11 are rotatably connected to the upper end of the plate 10, and two card blocks 12 are symmetrically fixedly connected to the inner wall of the cylinder 11, and the card blocks 12 are slidably connected to the card slots 6. The operator installs the base 1 inside the corresponding equipment, and then installs the DVDT filter 3. The DT filter 3 is placed on the upper end of the base 1, and then the upper cover 8 is installed on the upper end of the base 1, so that the upper cover 8 wraps and protects the DVDT filter 3. At the same time, the two blocks 12 set on the inner wall of the column 11 slide to the inner wall of the side wall of the vertical rod 4, and then the column 11 is rotated to make the block 12 slide into the inside of the slot 6. The column 11 slides upward, so that the block 12 slides from the bottom of the slot 6 to the top of the slot 6, and the upper cover 8 is snap-fitted and installed on the upper end of the base 1. At the same time, the upper cover 8 fixes the DVDT filter 3 to the upper end of the base 1, so as to facilitate the later disassembly, assembly and maintenance of the DVDT filter 3.

[0023] A groove 2 is provided at the upper end of the base 1, and the groove 2 is slidably connected to the DVDT filter 3. A rubber pad is fixedly connected to the bottom of the groove 2, and the DVDT filter 3 is limited by the groove 2 and protected by the rubber pad.

[0024] Two slots 5 are provided on the side wall of the vertical rod 4, and a connecting slot 7 is provided between the slot 5 and the card slot 6. The card block 12 is slidably connected with the slot 5 and the connecting slot 7 respectively. The card block 12 slides to the bottom of the slot 5, and then the column 11 is rotated so that the card block 12 slides into the card slot 6 through the connecting slot 7.

[0025] The inner wall of the upper cover 8 is fixedly connected with a protective pad 9 made of rubber. The inner wall of the protective pad 9 fits the side wall of the DVDT filter 3. The protective pad 9 wraps and protects the DVDT filter 3 to prevent the DVDT filter 3 from being damaged by collision.

[0026] A movable block 13 is fixedly connected to the upper end of the column 11, and a plurality of springs 15 are fixedly connected to the upper end of the plate 10. The springs 15 are sleeved on the outside of the column 11, and the upper ends of the springs 15 are rotatably connected to the lower ends of the movable blocks 13. The movable blocks 13 are pushed upward by the elasticity of the springs 15, and at the same time, the movable blocks 13 drive the column 11 to slide upward.

[0027] The side wall of the movable block 13 is fixedly connected with a vertical plate 14 , and the outside of the vertical plate 14 is covered with a rubber protective sleeve. By manually rotating the vertical plate 14 , the vertical plate 14 drives the movable block 13 to rotate.

[0028] In the utility model, the operator installs the base 1 inside the corresponding equipment, and then places the DVDT filter 3 inside the groove 2, limits the DVDT filter 3 through the groove 2, and then installs the upper cover 8 inside the base 1. During the installation of the upper cover 8, the two blocks 12 set on the inner wall of the column 11 slide to the bottom of the groove 5, and the vertical plate 14 is manually rotated to make the vertical plate 14 drive the movable block 13 to rotate, and at the same time, the movable block 13 drives the column 11 to rotate, so that the block 12 slides into the slot 6 through the connecting groove 7, and the movable block 13 is pushed upward by the elasticity of the spring 15. The movable block 13 drives the column 11 to slide upward, so that the block 12 slides from the bottom of the slot 6 to the top of the slot 6, so that the upper cover 8 is quickly engaged and installed on the upper end of the base 1, and at the same time, the upper cover 8 fixes the DVDT filter 3 to the upper end of the base 1, so as to facilitate the disassembly and maintenance of the DVDT filter 3 in the later stage.

[0029] The DVDT filter 3 is wrapped by the installed upper cover 8, and then protected by the protective pad 9 to prevent the DVDT filter 3 from being damaged by collision. The upper end of the upper cover 8 and the surrounding side walls are all provided with through grooves.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A DVDT filter that is easy to install, characterized in that: include A base (1), a DVDT filter (3) being mounted on the upper end of the base (1), a plurality of vertical rods (4) being fixedly connected to the upper end of the base (1), and two slots (6) being arranged on the side walls of the vertical rods (4); An upper cover (8) is arranged on the upper end of the base (1), and the upper cover (8) is sleeved on the outside of the DVDT filter (3). A plate (10) is fixedly connected to the side wall of the upper cover (8), and a plurality of cylinders (11) are rotatably connected to the upper end of the plate (10). Two clamping blocks (12) are symmetrically fixedly connected to the inner wall of the cylinder (11), and the clamping blocks (12) are slidably connected to the clamping slots (6).

2. A DVDT filter that is easy to install according to claim 1, characterized in that: The upper end of the base (1) is provided with a groove (2), and the groove (2) is slidably connected to the DVDT filter (3).

3. A DVDT filter that is easy to install according to claim 1, characterized in that: The side wall of the vertical rod (4) is provided with two notches (5), a connecting groove (7) is provided between the notches (5) and the clamping groove (6), and the clamping block (12) is slidably connected to the notches (5) and the connecting groove (7) respectively.

4. The DVDT filter that is easy to install according to claim 1, characterized in that: A protective pad (9) is fixedly connected to the inner wall of the upper cover (8); the protective pad (9) is made of rubber material; and the inner wall of the protective pad (9) is in contact with the side wall of the DVDT filter (3).

5. The DVDT filter that is easy to install according to claim 1, characterized in that: The upper end of the column (11) is fixedly connected to a movable block (13), and the upper end of the plate (10) is fixedly connected to a plurality of springs (15), the springs (15) are sleeved outside the column (11), and the upper ends of the springs (15) are rotatably connected to the lower end of the movable block (13).

6. A DVDT filter that is easy to install according to claim 5, characterized in that: The side wall of the movable block (13) is fixedly connected with a vertical plate (14), and the exterior of the vertical plate (14) is covered with a rubber protective sleeve.

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