Dual-power change-over switch
By using a baffle and return spring structure to block the connection hole in the dual power switching switch, and combining the limit fixing method of the clamping and compression bolts, the dust short circuit and bolt loosening problems caused by the exposure of the wire connection holes are solved, and the wire is realized Firm fixation and dust protection.
Patent Information
- Application Number
- CN202420906660.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-28
- Publication Date
- 2024-12-13
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The existing dual power switch wire connection holes are exposed when not in use, which can easily lead to dust entering and short circuit problems; and the fixing method of the compression bolt is prone to loosening due to vibration during long-term use, and the wire cannot be stabilized.
A dual power switch is designed, which uses a baffle and return spring structure to block the connection holes when not in use to prevent dust from entering; through a combination of locking tenons and compression bolts, the wires are not loosened under external vibration.
Effectively prevent dust from entering the connection hole, avoid short circuits, and stabilize the wires through the limit structure to prevent bolts from loosening due to vibration.
Smart Images
Figure CN222168801U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of power switches, in particular to a dual power switching switch. Background Art
[0002] The purpose of the dual power automatic transfer switch is, in simple terms, to have one main power source and one backup power source. When the main power source suddenly fails or there is a power outage, the dual power transfer switch will automatically switch to the backup power source so that the equipment can still operate normally. Generally, dual power transfer switches are widely used in high-rise buildings, residential areas, hospitals, airports, docks, fire protection, metallurgy, chemical industry, textile and other important places where power outages are not allowed.
[0003] When not in use, the wire connection holes of the existing dual power switching switches are mostly exposed to the outside, causing dust from the outside to enter the wire connection holes, resulting in a short circuit when the wire connection holes are subsequently connected to the wires. In addition, the existing dual power switching switches mostly fix the wires by tightening bolts, but during long-term use, the tightening bolts may become loose due to vibrations caused by external environmental factors, resulting in the inability to firmly fix the wires. For this reason, we propose a dual power switching switch. Utility Model Content
[0004] The utility model aims to provide a dual power switching switch to solve the problem proposed in the above background technology that the wire connection holes of the existing dual power switching switches are mostly exposed to the outside when not in use, causing external dust to enter the wire connection holes, resulting in a short circuit when the subsequent wire connection holes are connected to the wires. The wires are mostly fixed by clamping bolts, but during long-term use, the clamping bolts may become loose due to vibrations caused by external environmental factors, resulting in the problem that the wires cannot be firmly fixed.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dual power switching switch, comprising a mounting base and a mounting plate, the mounting plate is located in front of the mounting base, the front side wall of the mounting base is fixedly connected to a switch body, the right side of the front side wall of the switch body is fixedly connected to a controller, the upper and lower sides of the front side wall of the switch body are provided with connection holes, and the connection holes on the upper and lower sides are arranged in sequence from left to right, the top and bottom of the switch body are screwed with clamping bolts, and the clamping bolts on the upper and lower sides are arranged in sequence from left to right, and the ends of the clamping bolts on the upper and lower sides penetrate the switch body and extend to the upper and lower sides The inner cavity of the connecting hole, the upper and lower sides of the interior of the switch body are provided with first mounting grooves, the inner cavities of the first mounting grooves on the upper and lower sides are slidably connected with tenons, the right ends of the tenons on the upper and lower sides penetrate the clamping bolts arranged in sequence from left to right on the upper and lower sides and extend to the interior of the switch body, the upper and lower sides of the left side wall of the switch body are plugged with connecting rods, the right ends of the connecting rods on the upper and lower sides penetrate the switch body and extend to the inner cavities of the first mounting grooves on the upper and lower sides, and the right ends of the connecting rods on the upper and lower sides are fixedly connected to the tenons on the upper and lower sides, and the outer side walls of the connecting rods on the upper and lower sides are sleeved with first return springs.
[0006] As a further description of the above technical solution:
[0007] The second mounting grooves are formed on the upper and lower sides of the interior of the mounting plate, and the second mounting grooves on the upper and lower sides are arranged in sequence from left to right.
[0008] As a further description of the above technical solution:
[0009] The second installation grooves are located on the upper and lower sides, and the inner side walls of the inner cavities of the second installation grooves are fixedly connected with limiting rods.
[0010] As a further description of the above technical solution:
[0011] The outer side walls of the limit rod at the upper and lower sides are sleeved with a second return spring, and the outer side wall of the limit rod is slidably connected with a baffle.
[0012] As a further description of the above technical solution:
[0013] The inner side walls of the baffles on the upper and lower sides are fixedly connected to the ends of the second return springs on the upper and lower sides, and the outer side walls of the baffles on the upper and lower sides pass through the second mounting groove and extend to the outer side wall of the mounting plate.
[0014] As a further description of the above technical solution:
[0015] The front side walls of the baffles on the upper and lower sides are fixedly connected with levers, and the front ends of the levers on the upper and lower sides pass through the second mounting grooves and extend to the front side walls of the mounting plates.
[0016] Compared with the prior art, the beneficial effects of the utility model are:
[0017] 1. When the dual power switch needs to connect the wire to the connection hole, the lever is toggled so that the lever drives the baffle to squeeze the second return spring, and the baffle moves on the limit rod to the second installation groove, so that the baffle cancels the obstruction of the connection hole and then the wire is inserted into the connection hole. Then the lever is released to reset the second return spring squeezed by the baffle and push the baffle to move, so that the top of the baffle contacts the wire, so that the connection hole can be covered by the baffle when not in use to prevent dust from entering the connection hole.
[0018] 2. For the dual power switching switch, after the wire is installed in the connecting hole, the connecting rod is pulled so that the connecting rod drives the tenon to squeeze the first return spring, so that the tenon is reset to the first installation groove, and then the clamping bolt is rotated to move the clamping bolt into the connecting hole so that the bottom end of the clamping bolt and the wire are squeezed to fix the wire, and then the connecting rod is loosened to reset the first return spring squeezed by the tenon, and the tenon is pushed to move through the clamping bolt to limit the clamping bolt, thereby preventing the clamping bolt from loosening due to vibration caused by external environmental factors, and the wire can be firmly fixed. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 This is a three-dimensional structural schematic diagram of a dual power supply switch proposed by the utility model;
[0020] Figure 2 This is a left-side sectional structural schematic diagram of a dual power supply switch proposed by the utility model;
[0021] Figure 3 This is a front view cross-sectional structural schematic diagram of a dual power supply switch proposed by the utility model;
[0022] Figure 4 A dual power switch proposed by the utility model Figure 2 Enlarged structural diagram at A in the middle.
[0023] In the figure: 100, mounting seat; 110, switch body; 120, controller; 130, connecting hole; 140, clamping bolt; 150, first mounting groove; 151, tenon; 160, connecting rod; 161, first return spring; 200, mounting plate; 210, second mounting groove; 211, limiting rod; 212, second return spring; 220, baffle; 221, shift rod. DETAILED DESCRIPTION
[0024] 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.
[0025] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.
[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0027] The utility model provides a dual power switch. When not in use, the connection hole can be covered by a baffle to prevent dust from entering the connection hole, prevent the clamping bolt from loosening due to vibration caused by external environmental factors, and firmly fix the wires. Figure 1-4 , comprising a mounting seat 100 and a mounting plate 200;
[0028] Please refer again Figure 1-3The mounting base 100 is used to mount the switch body 110. The front side wall of the mounting base 100 is fixedly connected with the switch body 110. The switch body 110 is used to mount the main structure. The right side of the front side wall of the switch body 110 is fixedly connected with a controller 120. The switch body 110 is used to control the power-on state of the switch body 110. The front side wall of the switch body 110 has connecting holes 130 on the upper and lower sides. The connecting holes 130 are used to connect wires, and the connecting holes 130 on the upper and lower sides are arranged in sequence from left to right. The top and bottom of the switch body 110 are screwed with clamping bolts 140. The tightening bolt 140 is used to fix the wire, and the tightening bolts 140 on the upper and lower sides are arranged in sequence from left to right. The ends of the tightening bolts 140 on the upper and lower sides pass through the switch body 110 and extend to the inner cavity of the upper and lower connecting holes 130. The switch body 110 has first mounting grooves 150 on the upper and lower sides. The first mounting grooves 150 are used to install the tenons 151. The inner cavities of the first mounting grooves 150 on the upper and lower sides are slidably connected with the tenons 151. The tenons 151 are used to limit the tightening bolts 140. The right ends of the tenons 151 on the upper and lower sides pass through the upper and lower sides and are arranged in sequence from left to right. A series of compression bolts 140 are arranged and extend to the interior of the switch body 110. The upper and lower sides of the left wall of the switch body 110 are plugged with connecting rods 160. The connecting rods 160 are used to connect the tenons 151. The right ends of the upper and lower connecting rods 160 pass through the switch body 110 and extend to the inner cavity of the upper and lower first installation grooves 150. The right ends of the upper and lower connecting rods 160 are fixedly connected to the upper and lower tenons 151. The outer side walls of the upper and lower connecting rods 160 are sleeved with first reset springs 161. The first reset springs 161 are used to reset the tenons 151. When the wires are installed to After the first reset spring 161 is inserted into the connecting hole 130, the connecting rod 160 is pulled to drive the tenon 151 to squeeze the first reset spring 161, so that the tenon 151 is reset to the first installation groove 150, and then the clamping bolt 140 is rotated to move the clamping bolt 140 into the connecting hole 130 so that the bottom end of the clamping bolt 140 is squeezed with the wire to fix the wire, and then the connecting rod 160 is loosened to reset the first reset spring 161 squeezed by the tenon 151, and the tenon 151 is pushed to move through the clamping bolt 140 to limit the clamping bolt 140;
[0029] In summary, the clamping bolt 140 can be prevented from loosening due to vibration caused by external environmental factors, and the wire can be firmly fixed;
[0030] Please refer again Figure 1-4, the mounting plate 200 is located in front of the mounting seat 100. Specifically, the mounting plate 200 is fixedly connected to the front of the mounting seat 100 through the switch body 110. Second mounting grooves 210 are opened on the upper and lower sides of the interior of the mounting plate 200. The second mounting grooves 210 are used to install the limit rods 211, and the second mounting grooves 210 on the upper and lower sides are arranged from left to right. The second mounting grooves 210 on the upper and lower sides, the inner side walls of the inner cavities of the second mounting grooves 210 on the upper and lower sides are fixedly connected to the limit rods 211, and the limit rods 211 are used to install baffles 220. The outer side walls of the limit rods 211 on the upper and lower sides are sleeved with second reset springs 212, and the second reset springs 212 are used to reset the baffles 220. The outer side walls of the limit rods 211 on the upper and lower sides are slidably connected with the baffles 220. The baffles 220 are used to cover the connecting holes 130. The inner side walls of the baffles 220 on the upper and lower sides are connected to the second reset springs 212 on the upper and lower sides. The ends of the upper and lower baffles 220 are fixedly connected, the outer side walls of the upper and lower baffles 220 pass through the second mounting groove 210 and extend to the outer side walls of the mounting plate 200, and the front side walls of the upper and lower baffles 220 are fixedly connected with a lever 221, and the front ends of the upper and lower levers 221 pass through the second mounting groove 210 and extend to the front side walls of the mounting plate 200. When it is necessary to connect the wire to the connecting hole 130, the lever 221 is driven to drive the baffle 220 to squeeze the second return spring 212, so that the baffle 220 moves on the limiting rod 211 to the second mounting groove 210, so that the baffle 220 cancels the obstruction of the connecting hole 130, and then the wire is inserted into the connecting hole 130, and then the lever 221 is released, so that the second return spring 212 squeezed by the baffle 220 is reset and pushes the baffle 220 to move, so that the top of the baffle 220 contacts the wire;
[0031] In summary, when not in use, the connection hole 130 can be shielded by the baffle 220 to prevent dust from entering the connection hole 130;
[0032] In specific use, when it is necessary to connect the wire to the connection hole 130, the technical personnel in this field can toggle the lever 221 so that the lever 221 drives the baffle 220 to squeeze the second return spring 212, so that the baffle 220 moves on the limit rod 211 to the second installation groove 210, so that the baffle 220 cancels the obstruction of the connection hole 130, and then insert the wire into the connection hole 130, and then release the lever 221, so that the second return spring 212 squeezed by the baffle 220 is reset and pushes the baffle 220 to move, so that the top of the baffle 220 contacts the wire. After the wire is installed in the connecting hole 130, the connecting rod 160 is pulled so that the connecting rod 160 drives the tenon 151 to squeeze the first return spring 161, and the tenon 151 is reset to the first installation groove 150. Then, the clamping bolt 140 is rotated to move the clamping bolt 140 into the connecting hole 130 so that the bottom end of the clamping bolt 140 is squeezed with the wire to fix the wire. Then, the connecting rod 160 is loosened to reset the first return spring 161 squeezed by the tenon 151, and the tenon 151 is pushed to move through the clamping bolt 140 to limit the clamping bolt 140.
[0033] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0034] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.
Claims
1. A dual power switch, characterized in that: The invention comprises a mounting seat (100) and a mounting plate (200), wherein the mounting plate (200) is located in front of the mounting seat (100), a switch body (110) is fixedly connected to the front side wall of the mounting seat (100), a controller (120) is fixedly connected to the right side of the front side wall of the switch body (110), connection holes (130) are opened on the upper and lower sides of the front side wall of the switch body (110), and the connection holes (130) on the upper and lower sides are arranged in sequence from left to right, the top and bottom of the switch body (110) are screwed with clamping bolts (140), and the clamping bolts (140) on the upper and lower sides are arranged in sequence from left to right, the ends of the clamping bolts (140) on the upper and lower sides pass through the switch body (110) and extend to the inner cavities of the connection holes (130) on the upper and lower sides, and the switch body (110) is connected to the switch body (110). The switch body (110) is provided with first installation grooves (150) on the upper and lower sides, and the inner cavities of the first installation grooves (150) on the upper and lower sides are slidably connected with tenons (151), and the right ends of the tenons (151) on the upper and lower sides penetrate the clamping bolts (140) arranged in sequence from left to right on the upper and lower sides and extend to the interior of the switch body (110), and the left side wall of the switch body (110) is plugged with connecting rods (160) on the upper and lower sides, and the right ends of the connecting rods (160) on the upper and lower sides penetrate the switch body (110) and extend to the inner cavities of the first installation grooves (150) on the upper and lower sides, and the right ends of the connecting rods (160) on the upper and lower sides are fixedly connected to the tenons (151) on the upper and lower sides, and the outer side walls of the connecting rods (160) on the upper and lower sides are sleeved with first return springs (161).
2. A dual power switch according to claim 1, characterized in that: Second installation grooves (210) are formed on the upper and lower sides of the interior of the installation plate (200), and the second installation grooves (210) on the upper and lower sides are arranged in sequence from left to right.
3. A dual power switch according to claim 2, characterized in that: The second installation grooves (210) are located at the upper and lower sides, and the inner side walls of the inner cavities of the second installation grooves (210) are fixedly connected to limit rods (211).
4. A dual power switch according to claim 3, characterized in that: The outer side walls of the limiting rod (211) at the upper and lower sides are sleeved with a second return spring (212), and the outer side wall of the limiting rod (211) is slidably connected with a baffle (220).
5. A dual power switch according to claim 4, characterized in that: The inner side walls of the baffle plates (220) on the upper and lower sides are fixedly connected to the ends of the second return springs (212) on the upper and lower sides, and the outer side walls of the baffle plates (220) on the upper and lower sides pass through the second mounting groove (210) and extend to the outer side wall of the mounting plate (200).
6. A dual power switch according to claim 5, characterized in that: The front side walls of the baffle plates (220) on the upper and lower sides are fixedly connected with levers (221), and the front ends of the levers (221) on the upper and lower sides pass through the second mounting grooves (210) and extend to the front side walls of the mounting plate (200).