Filter convenient to install

Abstract

The utility model relates to the technical field of filters, in particular to a filter convenient to install, which comprises a base and a fastening device, a machine body is arranged on the surface of the base, the fastening device is arranged on the surface of the base and comprises a fixing plate, the fixing plate is fixedly connected with the base, and a rotating rod is rotatably connected to the surface of the fixing plate. Hooks are fixedly connected to the surface of the rotating rod, a bottom plate is fixedly connected to the surface of the base, an insertion rod is fixedly connected to the surface of the bottom plate, a first hole is formed in the lower surface of the machine body, the insertion rod is inserted into the first hole in the lower surface of the machine body, and an inclined groove is formed in one side of the machine body; according to the utility model, the machine body can be conveniently and quickly installed, the usability of equipment is improved, the operation difficulty of the equipment is reduced, the safety of the equipment is improved, and the maintenance efficiency of the equipment is improved.

Description

Technical Field

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

[0002] A filter is a filter circuit composed of capacitors, inductors and resistors. The filter can effectively filter out a specific frequency point in the power line or frequencies other than the frequency point to obtain a power signal of a specific frequency, or eliminate a power signal after a specific frequency.

[0003] The utility model disclosed in the prior art, such as the utility model with the publication number CN218123690U, relates to the field of radio frequency devices, specifically a filter, including a cavity, a cover plate, a resonant rod and a dielectric member. Among them, one end of the resonant rod is connected to the cavity, the other end of the resonant rod is spaced apart from the cover plate, and the dielectric member is arranged between the resonant rod and the cover plate; or, one end of the resonant rod is connected to the cover plate, the other end of the resonant rod is spaced apart from the resonant wall, the resonant wall is the inner wall on the side opposite to the cavity and the cover plate, and the dielectric member is arranged between the resonant rod and the resonant wall. Among them, the dielectric constant of the dielectric member is greater than the dielectric constant of air. The filter can increase the effective dielectric constant, enhance the flat capacitor, and reduce the resonant frequency by using a dielectric member whose dielectric constant is greater than the dielectric constant of air, thereby effectively improving the intermodulation stability and power index of the filter. However, most of the existing filters are installed with screws on the base. When the filter needs to be disassembled and maintained, it is necessary to use special tools to assist in disassembly, which takes a lot of time.

[0004] In order to solve the problem that the filter and the base are installed by screws, when the filter needs to be disassembled for maintenance, special tools are needed to assist in disassembly. The existing technology uses special tools to assist in processing, but it takes a lot of time, which leads to cumbersome equipment maintenance. Utility Model Content

[0005] The utility model aims to solve the problem in the prior art that the filter and the base are installed by screws, and when the filter needs to be disassembled for maintenance, special tools are needed to assist in disassembly, and a filter that is easy to install is proposed.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a filter that is easy to install, comprising a base and a fastening device, a body is arranged on the surface of the base, the fastening device is arranged on the surface of the base, the fastening device comprises a fixing plate, the fixing plate is fixedly connected to the base, a rotating rod is rotatably connected to the surface of the fixing plate, a hook is fixedly connected to the surface of the rotating rod, a bottom plate is fixedly connected to the surface of the base, a plug rod is fixedly connected to the surface of the bottom plate, a hole is provided on the lower surface of the body, the plug rod is inserted into the hole on the lower surface of the body, an oblique groove is provided on one side of the body, and by arranging the fastening device, the body can be quickly installed and maintained conveniently, the usability of the equipment is increased, and the difficulty of operating the equipment is reduced.

[0007] Preferably, there are two hooks, and the two hooks are arranged in mirror symmetry. By arranging the hooks, it is convenient to position the machine body during use, thereby increasing the stability of the equipment and reducing the difficulty of operating the equipment.

[0008] Preferably, the hook has an angled side near the inclined slot, and the hook abuts against the inclined slot. The inclined slot facilitates positioning of the machine body by cooperating with the hook, thereby increasing the stability of the device, reducing the difficulty of operating the device, and facilitating use.

[0009] Preferably, a torsion spring is sleeved on the surface of the rotating rod, and the two ends of the torsion spring are respectively fixedly connected to the fixing plate and the hook. By setting the torsion spring, when in use, the torsion spring generates elastic force to push the hook to rotate, thereby assisting the hook in positioning.

[0010] Preferably, an ejection device is provided on one side of the base, and the ejection device includes a sliding sleeve, the sliding sleeve is fixedly connected to the base, a groove one is provided on the surface of the sliding sleeve, a moving rod is slidably connected to the inner wall of the groove one on the surface of the sliding sleeve, a circular plate is fixedly connected to the surface of the moving rod, and a push plate is fixedly connected to one side of the body. By providing the ejection device, it is convenient to assist the body in taking up, thereby increasing the usability of the equipment and facilitating quick removal of the body.

[0011] Preferably, the push plate is arranged on the upper surface of the circular plate, and there are four moving rods, which are arranged in a mirror-symmetrical manner. By arranging the circular plate, when in use, the circular plate squeezes the push plate, which facilitates the ejection of the machine body and increases the stability of the equipment.

[0012] Preferably, a pressure spring is sleeved on the surface of the movable rod, and the two ends of the pressure spring are respectively fixedly connected to the circular plate and the sliding sleeve. By setting the pressure spring, when in use, the pressure spring generates elastic force to squeeze the circular plate, assisting the circular plate to be ejected, thereby increasing the stability of the equipment.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] In the utility model, by arranging a fastening device and an ejecting device, during installation, the machine body is aligned with the insertion rod, at which time the insertion rod is inserted into the machine body, and at the same time the hook is against the inclined slot, and the hook is rotated under force. When the insertion rod is fully inserted into the machine body, the hook passes through the inclined slot, and the torsion spring generates elastic force to squeeze the hook and the machine body for hanging. At this time, the machine body is installed, and at the same time the push plate squeezes the circular plate, and the circular plate is forced to move downward, pressing the hook to rotate, and at this time the machine body loses its restraint, and the pressure spring generates elastic force to squeeze the circular plate to eject the machine body, and the machine body can be removed. By arranging the utility model, it is convenient to quickly install the machine body, which increases the ease of use of the equipment, reduces the difficulty of operating the equipment, improves the safety of the equipment, and increases the maintenance efficiency of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A three-dimensional structural schematic diagram of a filter that is easy to install is provided for the utility model;

[0016] Figure 2 The utility model provides a side view structural schematic diagram of a filter that is easy to install;

[0017] Figure 3 A partial structural schematic diagram of a filter that is easy to install is provided for the utility model;

[0018] Figure 4 The utility model provides a structural schematic diagram of a fastening device for a filter that is easy to install;

[0019] Figure 5 The utility model provides a schematic structural diagram of a filter ejection device which is easy to install.

[0020] Legend: 1. Base; 2. Machine body; 3. Fastening device; 31. Bottom plate; 32. Insert rod; 33. Hook; 34. Inclined groove; 35. Fixed plate; 36. Rotating rod; 37. Torsion spring; 4. Ejection device; 41. Push plate; 42. Round plate; 43. Sliding sleeve; 44. Moving rod; 45. Pressure spring. DETAILED DESCRIPTION

[0021] See also Figure 1-5 The utility model provides a technical solution: a filter that is easy to install, including a base 1 and a fastening device 3, an organic body 2 is arranged on the surface of the base 1, and the fastening device 3 is arranged on the surface of the base 1.

[0022] The specific arrangement and function of the fastening device 3 and the ejecting device 4 will be described in detail below.

[0023] In this embodiment: the fastening device 3 includes a fixing plate 35, the fixing plate 35 is fixedly connected to the base 1, the surface of the fixing plate 35 is rotatably connected to a rotating rod 36, the surface of the rotating rod 36 is fixedly connected to a hook 33, the surface of the base 1 is fixedly connected to a bottom plate 31, the surface of the bottom plate 31 is fixedly connected to an insertion rod 32, a hole 1 is provided on the lower surface of the body 2, the insertion rod 32 is inserted into the hole 1 on the lower surface of the body 2, and an inclined groove 34 is provided on one side of the body 2. By setting the fastening device 3, the body 2 can be quickly installed and maintained conveniently, which increases the usability of the equipment and reduces the difficulty of operating the equipment.

[0024] Specifically, there are two hooks 33, and the two hooks 33 are arranged in mirror symmetry. By arranging the hooks 33, it is convenient to position the body 2 when in use, thereby increasing the stability of the device and reducing the difficulty of operating the device.

[0025] Specifically, an angle is provided on one side of the hook 33 close to the inclined slot 34, and the hook 33 abuts against the inclined slot 34. By providing the inclined slot 34, it is convenient to cooperate with the hook 33 to position the body 2, thereby increasing the stability of the device, reducing the difficulty of operating the device, and facilitating use.

[0026] Specifically, a torsion spring 37 is sleeved on the surface of the rotating rod 36 , and two ends of the torsion spring 37 are fixedly connected to the fixing plate 35 and the hook 33 respectively.

[0027] In this embodiment, a torsion spring 37 is provided. When in use, the torsion spring 37 generates elastic force to push the hook 33 to rotate, thereby assisting the hook 33 in positioning.

[0028] Specifically, an ejection device 4 is provided on one side of the base 1, and the ejection device 4 includes a sliding sleeve 43, the sliding sleeve 43 is fixedly connected to the base 1, a groove 1 is provided on the surface of the sliding sleeve 43, a moving rod 44 is slidably connected to the inner wall of the groove 1 on the surface of the sliding sleeve 43, a circular plate 42 is fixedly connected to the surface of the moving rod 44, and a push plate 41 is fixedly connected to one side of the body 2.

[0029] In this embodiment, the ejection device 4 is provided to facilitate the taking out of the auxiliary body 2, thereby increasing the usability of the device and facilitating the quick removal of the body 2.

[0030] Specifically, the push plate 41 is arranged on the upper surface of the circular plate 42, and there are four moving rods 44, which are arranged in a mirror-symmetrical manner. By setting the circular plate 42, when in use, the circular plate 42 squeezes the push plate 41, which facilitates the ejection of the body 2, thereby increasing the stability of the equipment.

[0031] Specifically, a pressure spring 45 is sleeved on the surface of the moving rod 44 , and two ends of the pressure spring 45 are fixedly connected to the circular plate 42 and the sliding sleeve 43 respectively.

[0032] In this embodiment, a pressure spring 45 is provided. When in use, the pressure spring 45 generates elastic force to squeeze the circular plate 42, and the circular plate 42 is assisted to be ejected, thereby increasing the stability of the device.

[0033] Working principle: by setting the fastening device 3 and the ejection device 4, during installation, the body 2 is matched with the insertion rod 32, at which time the insertion rod 32 is inserted into the body 2, and at the same time the hook 33 is against the inclined slot 34, and the hook 33 is forced to rotate. When the insertion rod 32 is fully inserted into the body 2, the hook 33 passes through the inclined slot 34, and the torsion spring 37 generates elastic force to squeeze the hook 33 and hang it on the body 2. At this time, the body 2 is installed, and at the same time the push plate 41 squeezes the circular plate 42, and the circular plate 42 moves downward under force, pressing the hook 33 to rotate. At this time, the body 2 loses its restraint, and the pressure spring 45 generates elastic force to squeeze the circular plate 42 to eject the body 2, so that the body 2 can be removed. By setting the utility model, it is convenient to quickly install the body 2, which increases the ease of use of the equipment, reduces the difficulty of operating the equipment, improves the safety of the equipment, and increases the maintenance efficiency of the equipment.

Claims

1. A filter that is easy to install, comprising a base (1) and a fastening device (3), characterized in that: The surface of the base (1) is provided with a body (2); the fastening device (3) is provided on the surface of the base (1); the fastening device (3) comprises a fixing plate (35); the fixing plate (35) is fixedly connected to the base (1); the surface of the fixing plate (35) is rotatably connected to a rotating rod (36); the surface of the rotating rod (36) is fixedly connected to a hook (33); the surface of the base (1) is fixedly connected to a bottom plate (31); the surface of the bottom plate (31) is fixedly connected to an insertion rod (32); a hole (1) is provided on the lower surface of the body (2); the insertion rod (32) is inserted into the hole (1) on the lower surface of the body (2); and an inclined groove (34) is provided on one side of the body (2).

2. A filter that is easy to install according to claim 1, characterized in that: There are two hooks (33), and the two hooks (33) are arranged in a mirror-symmetrical manner.

3. A filter that is easy to install according to claim 1, characterized in that: A bevel is provided on one side of the hook (33) close to the inclined groove (34), and the hook (33) abuts against the inclined groove (34).

4. A filter that is easy to install according to claim 1, characterized in that: A torsion spring (37) is sleeved on the surface of the rotating rod (36), and two ends of the torsion spring (37) are respectively fixedly connected to the fixing plate (35) and the hook (33).

5. The filter that is easy to install according to claim 1, characterized in that: An ejection device (4) is provided on one side of the base (1), and the ejection device (4) comprises a sliding sleeve (43), the sliding sleeve (43) is fixedly connected to the base (1), a groove (1) is provided on the surface of the sliding sleeve (43), a moving rod (44) is slidably connected to the inner wall of the groove (1) on the surface of the sliding sleeve (43), a circular plate (42) is fixedly connected to the surface of the moving rod (44), and a push plate (41) is fixedly connected to one side of the body (2).

6. A filter that is easy to install according to claim 5, characterized in that: The push plate (41) is arranged on the upper surface of the circular plate (42), and there are four moving rods (44), which are arranged in a mirror-symmetrical manner.

7. A filter that is easy to install according to claim 5, characterized in that: A pressure spring (45) is sleeved on the surface of the moving rod (44), and two ends of the pressure spring (45) are fixedly connected to the circular plate (42) and the sliding sleeve (43) respectively.

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