Solid-state relay convenient to install

Abstract

The utility model relates to the technical field of solid-state relays, and discloses a solid-state relay convenient to install, which comprises a relay body, an installation mechanism is arranged on the rear side of the relay body, a heat dissipation mechanism is arranged in the installation mechanism, and the installation mechanism comprises a first fixing assembly and a second fixing assembly. By arranging the mounting mechanism, the relay body can be fixed on the mounting plate under the action of the fixing rod, the limiting rod, the spring and the pull ring, so that the stability of the relay body is ensured, the phenomenon of thread slipping caused by fixing through a fixing bolt is avoided, and the relay body can be fixed only by slidably connecting the relay body to the periphery of the fixing rod. The fixing rods are limited through the limiting rods, so that the stability of the relay body can be ensured, the relay body can be conveniently mounted and dismounted, and the left side and the right side of the relay body can be further fixed under the action of the two-way threaded rod, the movable frame, the sliding rods and the clamping plates.

Description

Technical Field

[0001] The utility model relates to the technical field of solid-state relays, in particular to a solid-state relay which is easy to install. Background Art

[0002] A solid-state relay is a contactless switching device composed of microelectronic circuits, discrete electronic devices and power electronic devices. However, existing solid-state relays are generally connected by bolts during use. Slippage may occur after long-term use, and it is inconvenient to disassemble and repair. As a result, the stability of the fixed relay cannot be guaranteed during use, affecting safety of use.

[0003] According to a solid-state relay that is easy to install published on the patent website (authorization announcement number: CN210490831U), the solid-state relay that is easy to install includes "a solid-state relay, a slide bar, a torsion mechanism", etc. to fix the relay.

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] The solid-state relay which is easy to install uses a solid-state relay, a slide bar, a torsion mechanism, etc. to fix the relay. During the use of this relay, the relay body is only fixed on the fixing plate by a fixing rod, and there is no limiting effect on the fixing rod, so the stability of the relay body cannot be guaranteed. In addition, there is only one fixing method, and the stabilization effect is poor. Therefore, this relay needs to be improved. Utility Model Content

[0006] The purpose of the utility model is to provide a solid-state relay that is easy to install, so as to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above object, the utility model provides the following technical solution: a solid-state relay that is easy to install, comprising a relay body, a mounting mechanism is arranged at the rear side of the relay body, and a heat dissipation mechanism is arranged inside the mounting mechanism;

[0008] The mounting mechanism comprises a first fixing component and a second fixing component, wherein the first fixing component is arranged at the rear side of the relay body, and the second fixing component is arranged inside the first fixing component;

[0009] The first fixing assembly includes a mounting plate, which is arranged on the rear side of the relay body, a fixing block is fixedly connected to the rear side of the mounting plate, a supporting block is fixedly connected to the front side of the mounting plate, a concave frame is fixedly connected to the top of the supporting block, a limiting rod is slidably connected inside the concave frame, a pull ring is fixedly connected to the top of the limiting rod, a fixing rod is inserted into the periphery of the limiting rod, the fixing rod is fixedly connected to the front side of the mounting plate, and a spring is sleeved on the periphery of the limiting rod.

[0010] Preferably, the limit rod passes through the support block, and slots are respectively provided inside the support block and the fixed rod, and the two slots correspond to each other. The limit rod is inserted into the slot, so that under the action of the limit rod, when the relay body is slidably connected to the periphery of the fixed rod, the limit rod is inserted into the slot, which can limit the relay body and facilitate installation and disassembly.

[0011] Preferably, the top of the spring is fixedly connected to the bottom of the pull ring, and the bottom of the spring is fixedly connected to the top of the concave frame. The front side of the mounting plate and the rear side of the relay body are in contact with each other, so that under the elastic action of the spring, the pull ring can limit the limit rod to ensure the stability of the limit rod.

[0012] Preferably, the fixing rod is slidably connected to the inside of the relay body, and a through hole is opened inside the mounting plate. The through hole is rectangular, so that the wind force generated by the fan can be transmitted through the through hole, thereby dissipating the heat of the relay body.

[0013] Preferably, the second fixing component includes a bidirectional threaded rod, which is rotatably connected to the inside of the mounting plate, a knob is fixedly connected to the right side of the bidirectional threaded rod, a movable frame is threadedly connected to the outer periphery of the bidirectional threaded rod, a sliding rod is slidably connected to the inside of the movable frame, and a splint is fixedly connected to the left side of the movable frame.

[0014] Preferably, a slide groove is provided inside the mounting plate, and the movable frame is slidably connected in the slide groove, so that the slide groove can limit the movable frame and make the movement of the movable frame more stable.

[0015] Preferably, the clamp is rectangular, and an insulating protection pad is provided on the left side of the clamp, so that the left and right sides of the relay body can be further fixed by the clamp to ensure the stability of the relay body, and at the same time, it is convenient to install and disassemble the relay body, and the insulating protection pad can play an insulating role.

[0016] Preferably, the slide bar is fixedly connected to the inside of the mounting plate, and the left side of the clamping plate is in contact with the right side of the relay body, so that the slide bar can play a limiting role when the movable frame moves.

[0017] Preferably, the heat dissipation mechanism comprises a mounting frame, the mounting frame is fixedly connected to the inside of the mounting plate, a fan is fixedly connected to the inside of the mounting frame, and a filter plate is fixedly connected to the rear side of the mounting frame.

[0018] Preferably, a fixing groove is provided inside the installation frame, and the fan is fixedly connected in the fixing groove, so that the stability of the fan can be ensured through the fixing groove.

[0019] Compared with the prior art, the utility model provides a solid-state relay that is easy to install and has the following beneficial effects:

[0020] 1. The solid-state relay which is easy to install can fix the relay body on the mounting plate through the provided mounting mechanism under the action of the fixing rod, the limiting rod, the spring and the pull ring, thereby ensuring the stability of the relay body and avoiding the phenomenon of thread slippage when fixing by the fixing bolt. It is only necessary to slide the relay body to the periphery of the fixing rod and limit the fixing rod by the limiting rod to ensure the stability of the relay body and facilitate its installation and disassembly. At the same time, under the action of the bidirectional threaded rod, the movable frame, the sliding rod and the clamping plate, the left and right sides of the relay body can be further fixed to further ensure the stability of the relay body on the mounting plate, and it is also easy to install and disassemble, thereby improving the use effect and not affecting the wiring work of the relay body.

[0021] 2. The solid-state relay which is easy to install can dissipate the heat generated by the relay body when it is working by means of the heat dissipation mechanism, so as to prevent the solid-state relay from being damaged due to overheating, thereby improving its reliability and stability. Proper heat dissipation helps to extend the service life, and the air entering the installation frame can be filtered by the filter plate. When heat dissipation is required, the fan only needs to be started to transmit the wind generated by the fan through the through hole to dissipate the heat of the relay body. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0023] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0024] Figure 2 It is a schematic diagram of the installation mechanism structure;

[0025] Figure 3 is a schematic diagram of the structure of the first fixing component;

[0026] Figure 4 It is a schematic diagram of the front structure of the mounting plate;

[0027] Figure 5 is a schematic diagram of the structure of the second fixing component;

[0028] Figure 6 It is a schematic diagram of the heat dissipation mechanism structure.

[0029] In the figure: 1. relay body; 2. mounting mechanism; 3. heat dissipation mechanism; 21. first fixing assembly; 22. second fixing assembly; 211. mounting plate; 212. fixing block; 213. supporting block; 214. fixing rod; 215. concave frame; 216. pull ring; 217. spring; 218. limit rod; 221. knob; 222. two-way threaded rod; 223. movable frame; 224. clamping plate; 225. sliding rod; 31. mounting frame; 32. fan; 33. filter plate. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0032] The utility model provides the following technical solutions:

[0033] Embodiment 1

[0034] See also Figure 1-6 The utility model provides a technical solution: a solid-state relay that is easy to install, including a relay body 1, a mounting mechanism 2 is arranged at the rear side of the relay body 1, a heat dissipation mechanism 3 is arranged inside the mounting mechanism 2, the mounting mechanism 2 includes a first fixing component 21 and a second fixing component 22, the first fixing component 21 is arranged at the rear side of the relay body 1, and the second fixing component 22 is arranged inside the first fixing component 21;

[0035] The first fixing assembly 21 includes a mounting plate 211, which is arranged on the rear side of the relay body 1, a fixing block 212 is fixedly connected to the rear side of the mounting plate 211, a supporting block 213 is fixedly connected to the front side of the mounting plate 211, a concave frame 215 is fixedly connected to the top of the supporting block 213, a limiting rod 218 is slidably connected inside the concave frame 215, a pull ring 216 is fixedly connected to the top of the limiting rod 218, a fixing rod 214 is inserted into the periphery of the limiting rod 218, the fixing rod 214 is fixedly connected to the front side of the mounting plate 211, and a spring 217 is sleeved on the periphery of the limiting rod 218.

[0036] The limiting rod 218 runs through the inside of the support block 213, and slots are respectively provided inside the support block 213 and the fixing rod 214, and the two slots correspond to each other. The limiting rod 218 is inserted into the slot, so that when the relay body 1 is slidably connected to the periphery of the fixing rod 214 under the action of the limiting rod 218, the limiting rod 218 is inserted into the slot, which can limit the relay body 1 and facilitate installation and disassembly. The top of the spring 217 is fixedly connected to the bottom of the pull ring 216, and the bottom of the spring 217 is fixedly connected to the top of the concave frame 215. The front side of the mounting plate 211 and the rear side of the relay body 1 are in contact with each other, so that under the elastic action of the spring 217, the limiting rod 218 is limited through the pull ring 216 to ensure the stability of the limiting rod 218. The fixing rod 214 is slidably connected to the inside of the relay body 1, and a through hole is provided inside the mounting plate 211. The through hole is rectangular, so that the wind generated by the fan 32 can be transmitted through the through hole, thereby heat dissipating the relay body 1.

[0037] See also Figure 1-6 The utility model provides a technical solution: the second fixing component 22 includes a bidirectional threaded rod 222, the bidirectional threaded rod 222 is rotatably connected to the inside of the mounting plate 211, the right side of the bidirectional threaded rod 222 is fixedly connected with a knob 221, the outer periphery of the bidirectional threaded rod 222 is threadedly connected with a moving frame 223, the inside of the moving frame 223 is slidably connected with a slide rod 225, the left side of the moving frame 223 is fixedly connected with a clamping plate 224, a sliding groove is opened inside the mounting plate 211, and the moving frame 223 is slidably connected in the sliding groove, so that the sliding groove can limit the moving frame 223 , making the movement of the mobile frame 223 more stable, the clamping plate 224 is rectangular, and an insulating protection pad is arranged on the left side of the clamping plate 224, so that the left and right sides of the relay body 1 can be further fixed through the clamping plate 224, ensuring the stability of the relay body 1, and facilitating the installation and disassembly of the relay body 1. At the same time, the insulating protection pad can play an insulating role, and the sliding rod 225 is fixedly connected to the inside of the mounting plate 211, and the left side of the clamping plate 224 is in contact with the right side of the relay body 1, so that the sliding rod 225 can play a limiting role when the mobile frame 223 moves.

[0038] Embodiment 2

[0039] See also Figure 1-6 On the basis of the first embodiment, the heat dissipation mechanism 3 further comprises a mounting frame 31, the mounting frame 31 is fixedly connected to the inside of the mounting plate 211, a fan 32 is fixedly connected to the inside of the mounting frame 31, a filter plate 33 is fixedly connected to the rear side of the mounting frame 31, a fixing groove is opened inside the mounting frame 31, and the fan 32 is fixedly connected to the fixing groove, so that the stability of the fan 32 can be ensured through the fixing groove.

[0040] In actual operation, when the device is used, the pull ring 216 is first pulled upward, so that the pull ring 216 drives the limiting rod 218 to move upward, and drives the spring 217 to deform, and then the relay body 1 is slidably connected to the periphery of the fixed rod 214. When the sliding is completed, the pull ring 216 is released, and the spring 217 is reset, so that the pull ring 216 drives the limiting rod 218 to move downward, and inserts into the slots inside the support block 213 and the fixed rod 214, and limits the fixed rod 214, thereby ensuring the stability of the relay body 1, and then the knob 221 is rotated, so that the bidirectional threaded rod 222 drives the moving frame 223 to move in the sliding groove inside the mounting plate 211, and drives the moving frame 223 to slide around the sliding rod 225, so that The movable frame 223 drives the clamping plate 224 to move, so that the clamping plate 224 can be moved to the left and right sides of the relay body 1. Under the action of the clamping plate 224, the relay body 1 is further fixed to ensure the stability of the relay body 1, and it is convenient to install and disassemble the relay body 1. Finally, the fixing block 212 is fixed to the installation position of the relay body 1 through an external fixing device, so that the mounting plate 211 is in a stable state, which can ensure the stability of the relay body 1. When the relay body 1 generates heat during operation, it only needs to start the fan 32 to transmit the wind generated by the fan 32 through the through hole to dissipate heat for the relay body 1, thereby preventing the solid-state relay from being damaged due to overheating, thereby improving its reliability and stability.

[0041] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A solid-state relay that is easy to install, comprising a relay body (1), characterized in that: A mounting mechanism (2) is arranged at the rear side of the relay body (1), and a heat dissipation mechanism (3) is arranged inside the mounting mechanism (2); The mounting mechanism (2) comprises a first fixing component (21) and a second fixing component (22), wherein the first fixing component (21) is arranged on the rear side of the relay body (1), and the second fixing component (22) is arranged inside the first fixing component (21); The first fixing assembly (21) comprises a mounting plate (211), the mounting plate (211) being arranged on the rear side of the relay body (1), the rear side of the mounting plate (211) being fixedly connected to a fixing block (212), the front side of the mounting plate (211) being fixedly connected to a supporting block (213), the top of the supporting block (213) being fixedly connected to a concave frame (215), the concave frame (215) being slidably connected to a limiting rod (218) inside, the top of the limiting rod (218) being fixedly connected to a pull ring (216), the outer periphery of the limiting rod (218) being plugged with a fixing rod (214), the fixing rod (214) being fixedly connected to the front side of the mounting plate (211), and the outer periphery of the limiting rod (218) being sleeved with a spring (217).

2. A solid-state relay that is easy to install according to claim 1, characterized in that: The limiting rod (218) passes through the interior of the supporting block (213); slots are respectively provided in the interior of the supporting block (213) and the fixing rod (214); the two slots correspond to each other, and the limiting rod (218) is inserted into the slots.

3. The solid-state relay that is easy to install according to claim 1, characterized in that: The top of the spring (217) is fixedly connected to the bottom of the pull ring (216), the bottom of the spring (217) is fixedly connected to the top of the concave frame (215), and the front side of the mounting plate (211) is in contact with the rear side of the relay body (1).

4. The solid-state relay that is easy to install according to claim 1, characterized in that: The fixing rod (214) is slidably connected to the inside of the relay body (1); a through hole is provided inside the mounting plate (211), and the through hole is rectangular.

5. The solid-state relay that is easy to install according to claim 1, characterized in that: The second fixing assembly (22) comprises a bidirectional threaded rod (222), the bidirectional threaded rod (222) is rotatably connected to the inside of the mounting plate (211), a knob (221) is fixedly connected to the right side of the bidirectional threaded rod (222), a movable frame (223) is threadedly connected to the periphery of the bidirectional threaded rod (222), a sliding rod (225) is slidably connected to the inside of the movable frame (223), and a clamping plate (224) is fixedly connected to the left side of the movable frame (223).

6. The solid-state relay that is easy to install according to claim 5, characterized in that: A sliding groove is provided inside the mounting plate (211), and the movable frame (223) is slidably connected in the sliding groove.

7. The solid-state relay that is easy to install according to claim 5, characterized in that: The clamping plate (224) is rectangular in shape, and an insulating protective pad is provided on the left side of the clamping plate (224).

8. The solid-state relay that is easy to install according to claim 5, characterized in that: The slide bar (225) is fixedly connected to the inside of the mounting plate (211), and the left side of the clamping plate (224) is in contact with the right side of the relay body (1).

9. The solid-state relay that is easy to install according to claim 1, characterized in that: The heat dissipation mechanism (3) comprises a mounting frame (31), the mounting frame (31) being fixedly connected to the inside of the mounting plate (211), a fan (32) being fixedly connected to the inside of the mounting frame (31), and a filter plate (33) being fixedly connected to the rear side of the mounting frame (31).

10. The solid-state relay that is easy to install according to claim 9, characterized in that: A fixing groove is provided inside the installation frame (31), and the fan (32) is fixedly connected in the fixing groove.

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