Power distribution network electric energy quality monitoring device

Abstract

The utility model provides an electric energy quality monitoring device for a power distribution network, and relates to the field of electric energy monitoring. The panel is embedded into the front end of the main body in a matched mode, the two sides of the panel are connected with the moving part through matched grooves, a moving guide groove of a long-strip-shaped structure is formed in the top end of the moving part, and a control rod is inserted into the moving guide groove with the cross section of a T-shaped structure. When the panel is disassembled, the control rod is directly pulled to move upwards, the control rod is controlled to move in the moving guide groove and the control groove in a guiding mode at the same time, due to the fact that the control groove is obliquely formed, the control groove controls the control rod to drive the moving piece to move transversely, the inner end of the moving piece is separated from the interior of the wedging groove, and fixing of the panel is conveniently relieved; according to the electric energy quality monitoring device for the power distribution network, the panel is conveniently disassembled by pulling the pulling piece, and the problems that when the panel of a common electric energy quality monitoring device for the power distribution network is disassembled, the mode of disassembling four bolts is labor-consuming and tedious, and the disassembly and maintenance efficiency is low are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric energy monitoring, in particular to a power quality monitoring device for a distribution network. Background Art

[0002] The power quality monitoring device is a device used to monitor the power quality in the distribution network (power system) in real time. By recording various parameter data of power quality and analyzing and processing these data, it provides reliable power quality assurance for the power system. The power quality monitoring device can monitor the power quality parameter data in the power system in real time, such as voltage, current, frequency, etc., and promptly detect power quality problems caused by line faults or load changes, such as voltage fluctuations, voltage imbalance, harmonic distortion, etc., thereby avoiding damage and shutdown of electrical equipment caused by power quality problems and improving the reliability and safety of the distribution network.

[0003] The inventor has been engaged in power dispatching and maintenance work in the power supply and distribution position for many years, and often deals with the selection and failure of electrical equipment. In previous work experience, it was found that the power quality monitoring device used in the distribution room or the power quality monitoring device commonly used in the distribution network on the market, after being embedded in the distribution cabinet and fixed, is fixed by side panels and bolts, and the side panels are relatively thin, which are easily affected by external interference and vibrate or shake, and their service life is limited (easy to be damaged); in addition, when the panel of the power quality monitoring device is disassembled, it is usually necessary to unscrew four bolts, which is laborious and cumbersome, and the disassembly and maintenance efficiency is relatively low.

[0004] Therefore, based on the inventor's unit's encouragement of employees to improve and innovate on-site equipment and the requirement to improve work efficiency, after full collaboration and consultation with relevant manufacturers, the inventor's team proposed a distribution network power quality monitoring device that has solved the above-mentioned detailed defects. Utility Model Content

[0005] The utility model aims to provide a power quality monitoring device for a distribution network to solve the problems in the prior art proposed by the above background technology that the fixed side panels of the power quality monitoring device are easily damaged and the disassembly and assembly efficiency is low when maintaining internal components.

[0006] The disclosed embodiment relates to a power quality monitoring device for a distribution network. When the main body is installed, after the main body is inserted into an embedded and fixed position, as the bolts are tightened, the bolts pull the side plates to be fixed to the installation position, and the outer end of the sliding plate contacts the installation position while being forced to slide outward inside the outer groove. The positive angle position of the sliding plate contacts the top block of the wedge-shaped structure, pushing the sliding plate made of elastic metal material to tilt. The sliding plate is fixed to the inside of the installation position through anti-slip contact with the fixing teeth, thereby improving the fixing strength of the main body and improving the stability.

[0007] According to a first aspect of the present disclosure, there is provided a power quality monitoring device for a distribution network, which specifically includes: a main body; sliding plates are installed on the upper and lower sides of the main body through external grooves, the sliding plate made of elastic metal is an L-shaped structure, the positive angle position of the sliding plate is an inclined structure, and the outer side of the sliding plate is provided with fixed teeth of a pyramidal structure; a panel; the panel is fitly embedded in the front end of the main body, the two sides of the panel are connected to the moving part through fitting grooves, the top of the moving part is provided with a moving guide groove of a long strip structure, the inside of the moving guide groove with a T-shaped cross-section is inserted with a control rod, and the control rod can slide freely up and down in the moving guide groove.

[0008] In at least some embodiments, an outer groove with a long strip structure is respectively provided on the upper and lower sides of the main body, the sliding plate is freely pulled out inside the outer groove, a top block with a wedge-shaped structure is fixed to the outer end of the outer groove, and the inner end of the top block is in contact with the positive corner of the sliding plate; a baffle with a rectangular structure is fixed in the middle position of each outer groove, the baffle is fitted with the outer side of the sliding plate, and a side panel for connection is respectively fixed on both sides of the main body; an L-shaped moving groove is provided in the middle position of the side panel, the top end of the moving groove is inside the side panel, and an inclined control groove is provided at the front end of the side panel, the interior of the control groove is connected to the interior of the top end of the moving groove, and the control rod is inserted into the interior of the control groove at the same time.

[0009] In at least some embodiments, a top groove with a long strip structure is provided in the middle position of the upper and lower ends of the panel, and a pull piece arranged at an angle is fixed on the outside of each top groove; two auxiliary grooves are provided on the upper and lower ends of the panel, and the two auxiliary grooves in horizontal positions are located at the two ends of a top groove, and a sealing strip made of rubber is bonded and fixed inside each auxiliary groove, and the top of the sealing strip is an inclined structure; a fitting groove with a rectangular structure is provided on both sides of the front end of the panel, and a moving part is inserted horizontally into the fitting groove, and the moving part with an L-shaped structure is inserted into the moving groove and slides left and right.

[0010] The utility model provides a power quality monitoring device for a distribution network, which has the following beneficial effects:

[0011] When installing the main body, after the main body is inserted into the embedded and fixed position, as the bolts are tightened, the bolts pull the side panels to be fixed to the installation position, the outer end of the sliding plate contacts the installation position, and at the same time, it is forced to slide outward inside the outer groove, and the positive angle position of the sliding plate contacts the top block of the wedge-shaped structure, pushing the sliding plate made of elastic metal material to tilt, and the sliding plate is fixed to the inside of the installation position through the fixing teeth with anti-slip contact, thereby improving the fixing strength of the main body and improving stability.

[0012] When the panel needs to be disassembled, the operating lever can be directly pulled upward to control the operating lever to move in the moving guide groove and the internal guide of the control groove at the same time. Since the control groove is inclined, the operating lever can drive the moving part to move horizontally, and the inner end of the moving part is detached from the inside of the fitting groove, which conveniently releases the fixation of the panel. The panel can be easily disassembled by pulling the pull piece, thereby improving the disassembly efficiency and convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solution of the embodiment of the utility model, the drawings of the embodiment will be briefly introduced below.

[0014] The drawings described below only relate to some embodiments of the present invention, but are not intended to limit the present invention.

[0015] In the attached picture:

[0016] Figure 1 A three-dimensional structural schematic diagram of the present application is shown;

[0017] Figure 2 The exploded three-dimensional structure diagram of the present application is shown;

[0018] Figure 3 A schematic diagram of the three-dimensional structure of the joystick of the present application after movement is shown;

[0019] Figure 4 It shows a schematic diagram of the exploded three-dimensional structure of the main body of the present application;

[0020] Figure 5 A schematic diagram of a partial cross-section exploded three-dimensional structure of a panel of the present application is shown;

[0021] Figure 6 A schematic diagram of the partial cross-section exploded bottom view of the panel of the present application is shown.

[0022] Reference numerals list

[0023] 1. Main body; 101. Outer groove; 102. Top block; 103. Baffle; 104. Sliding plate; 105. Fixed teeth; 106. Side plate; 107. Moving groove; 108. Control groove;

[0024] 2. Panel; 201. Top groove; 202. Pull piece; 203. Auxiliary groove; 204. Sealing strip; 205. Fitting groove; 206. Moving piece; 207. Moving guide groove; 208. Control lever. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution of the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the described embodiment of 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.

[0026] Example 1: Please refer to Figures 1 to 6 :

[0027] The utility model proposes a power quality monitoring device for a distribution network, comprising: a main body 1; sliding plates 104 are installed on the upper and lower sides of the main body 1 through outer grooves 101, the sliding plates 104 made of elastic metal are L-shaped structures, and the positive angle position of the sliding plates 104 is an inclined structure, which is used to slide in contact with a top block 102, so that the sliding plates 104 are tilted by force, and the fixed teeth 105 are driven to move together, and the outer side of the sliding plates 104 is provided with fixed teeth 105 with a pyramidal structure, which are used to contact and fix with the inside of the installation position without slipping, so as to improve the fixing effect and fixing strength of the main body 1; a panel 2; and a panel 2 It is embedded in the front end of the main body 1, and the two sides of the panel 2 are connected to the moving part 206 through the fitting groove 205. The top of the moving part 206 is provided with a moving guide groove 207 with a long strip structure. The inside of the moving guide groove 207 with a T-shaped cross-section is inserted with a control rod 208. The control rod 208 is controlled to move vertically up and down inside the moving guide groove 207, and the moving part 206 is controlled to fix the panel 2 laterally. At the same time, the control rod 208 is inserted into the internal guide displacement of the control groove 108, and the moving part 206 is controlled to generate lateral movement power and slide freely up and down inside the moving guide groove 207.

[0028] In the present disclosure, Figure 2 and Figure 4As shown, an outer groove 101 with a long strip structure is respectively provided on the upper and lower sides of the main body 1, and the sliding plate 104 is freely pulled out inside the outer groove 101 to control the sliding plate 104 to move in the inner guide thereof. A top block 102 with a wedge structure is fixed to the outer end of the outer groove 101, and the inner end of the top block 102 contacts the positive angle position of the sliding plate 104, so that after the top block 102 is displaced, the sliding plate 104 is tilted to make the fixed teeth 105 contact the inside of the fixed position, thereby improving the fixing effect of the main body 1; a baffle plate 103 with a rectangular structure is fixed in the middle position of each outer groove 101, and the baffle plate 103 is in contact with the outer side of the sliding plate 104 to prevent the sliding plate 104 from detaching, so that the sliding plate 104 is always in the outer groove 10 1, a side plate 106 for connection is fixed on both sides of the main body 1, and sockets are provided at the upper and lower ends of the side plate 106, and bolts are inserted into the sockets, and the bolts are fixedly connected to the installation position; an L-shaped moving groove 107 is provided in the middle position of the side plate 106, and the top of the moving groove 107 is located inside the side plate 106, which is used to embed the moving member 206 to guide the sliding displacement of the moving member 206, and an inclined control groove 108 is provided at the front end of the side plate 106, and the interior of the control groove 108 is communicated with the top interior of the moving groove 107, and the control rod 208 is inserted into the interior of the control groove 108 at the same time, generating a lateral displacement force, so that the control rod 208 drives the moving member 206 to move laterally together.

[0029] In the present disclosure, Figure 5 and Figure 6 As shown, a top groove 201 with a long strip structure is respectively provided at the middle position of the upper and lower ends of the panel 2, and a pull piece 202 arranged in an inclined manner is fixed on the outside of each top groove 201, so that fingers can be inserted into the pull piece 202 and the inside of the top groove 201 to conveniently remove the panel 2; two auxiliary grooves 203 are respectively provided at the upper and lower ends of the panel 2, and the two auxiliary grooves 203 in horizontal position are located at the two ends of a top groove 201, and a sealing strip 204 made of rubber is bonded and fixed to the inside of each auxiliary groove 203, and the top of the sealing strip 204 is an inclined structure, which is used to contact with the inside of the installation position to assist in sealing and fixing; a fitting groove 205 with a rectangular structure is respectively provided on both sides of the front end of the panel 2, and a moving piece 206 is laterally inserted into the inside of the fitting groove 205, so that the moving piece 206 blocks the panel 2 and firmly fixes the panel 2, and the moving piece 206 with an L-shaped structure is inserted into the inside of the moving groove 107 and slides left and right.

[0030] The working principle of this embodiment is as follows: first, two control levers 208 are pulled by manpower to move the moving member 206 outward, the control panel 2 is embedded in the front end of the main body 1, and then the main body 1 is controlled to move so that the main body 1 is connected to the line, the rear end of the main body 1 is controlled to be inserted into the installation position, and then the main body 1 is pushed to gradually move so that the sliding plate 104 contacts the front end of the installation position, and the control bolts are controlled to fix the side plate 106. After the bolts are tightened, the main body 1 is pushed to gradually move backward, and the sliding plate 104 is forced to slide forward inside the outer groove 101, and at the same time, it is in sliding contact with the top block 102. Since the top block 102 is a wedge-shaped structure, it controls the sliding plate 104 to gradually tilt, and the sliding plate 104 is gradually tilted. The fixing teeth 105 are in anti-slip contact with the inside of the installation position to improve the fixing effect and fixing strength, so that the main body 1 can be stably installed and used. Then, the main body 1 is manipulated and controlled to continuously monitor the power quality. When it is necessary to remove the panel 2, the two control rods 208 are directly pulled upward, and the control rods 208 slide inside the moving guide groove 207 and the control groove 108 at the same time. Since the control groove 108 is an inclined structure, the control rod 208 is forced to move laterally, driving the moving member 206 to move laterally together, and the moving member 206 is separated from the inside of the fitting groove 205. The panel 2 is conveniently removed through the pull member 202, thereby improving the maintenance effect and disassembly effect of the panel 2.

[0031] In this article, there are a few points to note:

[0032] 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.

[0033] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.

[0034] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A power quality monitoring device for a distribution network, characterized in that: include: A main body (1); sliding plates (104) are installed on the upper and lower sides of the main body (1) through an outer groove (101); the sliding plate (104) made of elastic metal is an L-shaped structure; the positive angle position of the sliding plate (104) is an inclined structure; the outer side of the sliding plate (104) is provided with a fixed tooth (105) with a pyramidal structure; a panel (2); the panel (2) is fitted and embedded in the front end of the main body (1); the two sides of the panel (2) are connected to the moving member (206) through a fitting groove (205); the top of the moving member (206) is provided with a moving guide groove (207) with a long strip structure; the moving guide groove (207) with a T-shaped cross section is inserted into the inside of the moving guide groove (207) and freely slides up and down in the inside of the moving guide groove (207).

2. A power quality monitoring device for a distribution network according to claim 1, characterized in that: An outer groove (101) with a long strip structure is respectively provided on the upper and lower sides of the main body (1), and the sliding plate (104) is located inside the outer groove (101) and can be freely pulled out. A top block (102) with a wedge structure is fixed to the outer end of the outer groove (101), and the inner end of the top block (102) contacts the positive corner position of the sliding plate (104).

3. A power quality monitoring device for a distribution network according to claim 2, characterized in that: A baffle plate (103) with a rectangular structure is fixed in the middle of each outer groove (101), the baffle plate (103) is fitted with the outer side of the sliding plate (104), and a side plate (106) for connection is fixed on both sides of the main body (1).

4. A power quality monitoring device for a distribution network according to claim 3, characterized in that: A moving groove (107) of an L-shaped structure is provided in the middle of the side plate (106), the top end of the moving groove (107) is located inside the side plate (106), and a control groove (108) arranged obliquely is provided at the front end of the side plate (106), the interior of the control groove (108) is connected to the interior of the top end of the moving groove (107), and the control rod (208) is simultaneously inserted into the interior of the control groove (108).

5. A power quality monitoring device for a distribution network according to claim 4, characterized in that: A top groove (201) with a long strip structure is respectively provided at the middle position of the upper and lower ends of the panel (2), and an inclined pulling piece (202) is fixed to the outside of each top groove (201).

6. A power quality monitoring device for a distribution network according to claim 5, characterized in that: The panel (2) is provided with two auxiliary grooves (203) at the upper and lower ends respectively. The two auxiliary grooves (203) in a horizontal position are located at the two ends of a top groove (201). A sealing strip (204) made of rubber material is bonded and fixed inside each auxiliary groove (203). The top end of the sealing strip (204) is an inclined structure.

7. A power quality monitoring device for a distribution network according to claim 6, characterized in that: A rectangular fitting groove (205) is provided on both sides of the front end of the panel (2), a moving member (206) is inserted transversely into the fitting groove (205), and the L-shaped moving member (206) is inserted into the moving groove (107) to slide left and right.

Images