Intermediate-frequency static conversion power supply convenient for parallel operation

Abstract

The utility model relates to the technical field of medium-frequency static transformation power supplies, and discloses a medium-frequency static transformation power supply convenient for parallel operation, which comprises a main shell, a bottom frame, a front parallel fixing block, a rear parallel fixing block, a circuit breaker, a parallel operation connecting block and a numerical control board, the bottom frame is positioned on the surface of the main shell, the front parallel fixing block is positioned on the front surface of the main shell, and the rear parallel fixing block is positioned on the rear surface of the main shell. The rear parallel fixing block is located on the back face of the main shell, the circuit breaker is located on the top of the main shell, the parallel connection block is located on the top of the circuit breaker, the numerical control board is located on the front face of the main shell, the main shell comprises an outer shell, the top of the outer shell is fixedly connected with a top insertion port, and the top of the outer shell is fixedly connected with a connection block. According to the utility model, the main shell is arranged, and specifically the outer shell, the top plugging port, the connecting block, the top first air outlet, the top second air outlet, the inner groove, the right connecting block, the right side positioning hole, the left connecting convex block and the left side positioning hole are arranged, so that the whole power supply has a good parallel operation effect, and the whole use function is not influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of medium frequency static variable power supply, in particular to a medium frequency static variable power supply which is convenient for parallel connection. Background Art

[0002] The medium frequency static variable power supply is a power supply device used to supply medium frequency equipment, mainly used to provide stable medium frequency power output.

[0003] Through parallel operation, multiple medium frequency static variable power supplies can back up and complement each other. When one device fails, other devices can take over its load, ensuring continuous power supply to the medium frequency equipment and improving system reliability.

[0004] The existing medium frequency static variable power supply lacks a good connection effect. When the machine is connected in parallel, it may cause failure and damage due to external factors.

[0005] In order to solve the above problems, we provide a medium frequency static variable power supply which is easy to connect in parallel. Utility Model Content

[0006] In order to solve the above technical problems, the utility model provides a medium frequency static variable power supply which is convenient for parallel connection.

[0007] The utility model adopts the following technical scheme: a medium frequency static variable power supply convenient for parallel connection, comprising a main shell, a bottom frame, a front parallel fixing block, a rear parallel fixing block, a circuit breaker, a parallel connection block and a numerical control board, wherein the bottom frame is located on the surface of the main shell, the front parallel fixing block is located on the front of the main shell, the rear parallel fixing block is located on the back of the main shell, the circuit breaker is located on the top of the main shell, the parallel connection block is located on the top of the circuit breaker, and the numerical control board is located on the front of the main shell;

[0008] The main shell includes an outer shell, the top of which is fixedly connected with a top plug interface, the top of which is fixedly connected with a connecting block, the top of which is provided with a top No. 1 exhaust port, and the top of which is provided with a top No. 2 exhaust port; an inner groove is provided on the right side of the outer shell, the right side of the outer shell is fixedly connected with a right connecting block, the surface of which is provided with a right positioning hole, and the left side of the outer shell is fixedly connected with a left connecting protrusion, and the surface of which is provided with a left positioning hole.

[0009] Through the above technical solution, the space utilization rate of the power supply is increased, and the impact of parallel connection on ventilation and connection use is reduced when parallel connection is used.

[0010] As a further improvement of the above scheme, there are several right-side positioning holes, and the number of left-side positioning holes is the same as that of the right-side positioning holes. The same two medium-frequency static power supplies are connected left and right, and the right-side positioning holes are aligned with the left-side positioning holes and fixed by threads.

[0011] The above technical solution makes it easy to connect and use.

[0012] As a further improvement of the above solution, the bottom frame includes a bottom shell, the front side of the bottom shell is fixedly connected to the front air outlet, the back side of the bottom shell is fixedly connected to the rear air outlet, and the bottom of the bottom shell is threadedly connected to a fixable universal wheel.

[0013] Through the above technical solution, additional ventilation holes are added.

[0014] As a further improvement of the above scheme, there are two front air outlets, which are symmetrically arranged on the front side of the bottom shell; there are two rear air outlets, which are symmetrically arranged on the back side of the bottom shell; there are four fixable universal wheels, which are located at the bottom of the bottom shell and are threadedly fixed to be symmetrical and evenly arranged.

[0015] Through the above technical solution, it is made more portable and stable, and convenient for push-pull connection and parallel operation.

[0016] As a further improvement of the above scheme, the front fixing block includes a front connecting plate, a front groove is provided on the surface of the front connecting plate, a front slider is fixedly connected to the front side of the front connecting plate, and a front plate positioning hole is provided on the surface of the front connecting plate.

[0017] The above technical solution facilitates front and rear connection.

[0018] As a further improvement of the above solution, there are four front plate positioning holes, and the four front plate positioning holes are located on the surface of the front connecting plate and are symmetrically and evenly arranged.

[0019] Through the above technical solution, it is made detachable.

[0020] As a further improvement of the above scheme, the rear fixing block includes a rear connecting plate, a surface of the rear connecting plate is provided with a slide groove, the back of the rear connecting plate is fixedly connected to a reinforcement plate, and the surface of the rear connecting plate is provided with a rear plate positioning hole.

[0021] Through the above technical solution, the stability of the connection is increased.

[0022] As a further improvement of the above scheme, there are four reinforcement plates and four rear plate positioning holes. The four rear plate positioning holes are located on the surface of the rear connecting plate and are symmetrically and evenly arranged. The same two medium-frequency static variable power supplies are connected front and back to slide the front slider from right to left to the slide groove for fixing.

[0023] Through the above technical solution, a stable connection effect is achieved.

[0024] Compared with the prior art, the beneficial effects of the present invention are:

[0025] 1. The utility model achieves a good parallel effect of the overall power supply without affecting its overall use function by setting up a main shell, specifically by installing an outer shell, a top plug-in interface connection block, a top No. 1 exhaust port, a top No. 2 exhaust port, an inner groove, a right connection block, a right positioning hole, a left connection protrusion and a left positioning hole;

[0026] 2. The utility model sets a bottom frame, specifically, installs a bottom shell, a front air outlet, a rear air outlet, and a fixed universal wheel, so that the power supply has an additional air outlet as a whole, reduces the impact on it, and has the effect of disassembly, movement and installation;

[0027] 3. The utility model sets a front parallel fixing block, specifically, installs a front parallel connecting plate, a front groove, a front slider and a front plate positioning hole, so that the overall power supply can be operated in parallel from the front and back, and has a good reinforcement effect;

[0028] 4. The utility model achieves the stability of the front and rear connection of the overall power supply by setting a rear fixing block, specifically by installing a rear connecting plate, a slide groove, a reinforcement plate, and a rear plate positioning hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0030] Figure 2 This is a schematic diagram of the main shell structure of the utility model;

[0031] Figure 3 This is a schematic diagram of the main shell structure of the utility model;

[0032] Figure 4 This is a schematic diagram of the front fixed block and bottom frame structure of the utility model;

[0033] Figure 5 It is a schematic diagram of the rear and fixed block structure of the utility model.

[0034] Description of main symbols:

[0035] 1. Main shell; 101. Shell; 102. Top plug interface; 103. Connection block; 104. Top exhaust vent No. 1; 105. Top exhaust vent No. 2; 106. Inner groove; 107. Right connection block; 108. Right positioning hole; 109. Left connection protrusion; 110. Left positioning hole; 2. Bottom frame; 201. Bottom shell; 202. Front exhaust vent; 203. Rear exhaust vent; 204. Fixable universal wheel; 3. Front parallel fixing block; 301. Front parallel connecting plate; 302. Front groove; 303. Front slider; 304. Front plate positioning hole; 4. Rear parallel fixing block; 401. Rear parallel connecting plate; 402. Slide groove; 403. Reinforcement plate; 404. Rear plate positioning hole; 5. Circuit breaker; 6. Parallel connection block; 7. CNC board. DETAILED DESCRIPTION

[0036] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0037] Example:

[0038] Please combine Figure 1-5 , a medium frequency static variable power supply convenient for parallel connection in this embodiment comprises a main shell 1, a bottom frame 2, a front parallel fixing block 3, a rear parallel fixing block 4, a circuit breaker 5, a parallel connection block 6 and a numerical control board 7, wherein the bottom frame 2 is located on the surface of the main shell 1, the front parallel fixing block 3 is located on the front of the main shell 1, the rear parallel fixing block 4 is located on the back of the main shell 1, the circuit breaker 5 is located on the top of the main shell 1, the parallel connection block 6 is located on the top of the circuit breaker 5, and the numerical control board 7 is located on the front of the main shell 1;

[0039] The main shell 1 includes a shell 101, a top plug interface 102 is fixedly connected to the top of the shell 101, a connecting block 103 is fixedly connected to the top of the shell 101, a top No. 1 exhaust port 104 is arranged on the top of the shell 101, a top No. 2 exhaust port 105 is arranged on the top of the shell 101, an inner groove 106 is arranged on the right side of the shell 101, a right connecting block 107 is fixedly connected to the right side of the shell 101, a right positioning hole 108 is arranged on the surface of the right connecting block 107, a left connecting protrusion 109 is fixedly connected to the left side of the shell 101, a left positioning hole 110 is arranged on the surface of the left connecting protrusion 109, there are several right positioning holes 108, and the number of the left positioning holes 110 is the same as the number of the right positioning holes 108, two identical intermediate frequency static variable power supplies are connected by left and right, and the right positioning hole 108 is aligned with the left positioning hole 110 and fixed by threads.

[0040] The bottom frame 2 includes a bottom shell 201, a front side exhaust port 202 is fixedly connected to the front side of the bottom shell 201, a rear side exhaust port 203 is fixedly connected to the back side of the bottom shell 201, a fixable universal wheel 204 is threadedly connected to the bottom of the bottom shell 201, there are two front side exhaust ports 202, and the two front side exhaust ports 202 are symmetrically arranged on the front side of the bottom shell 201, there are two rear side exhaust ports 203, and the two rear side exhaust ports 203 are symmetrically arranged on the back side of the bottom shell 201, and there are four fixable universal wheels 204, and the four fixable universal wheels 204 are threadedly fixed at the bottom of the bottom shell 201 to be symmetrically and evenly arranged.

[0041] The front and fixed block 3 includes a front and connecting plate 301, a front groove 302 is arranged on the surface of the front and connecting plate 301, a front slider 303 is fixedly connected to the front side of the front and connecting plate 301, and a front plate positioning hole 304 is arranged on the surface of the front and connecting plate 301. There are four front plate positioning holes 304, which are symmetrically and evenly arranged on the surface of the front and connecting plate 301.

[0042] The rear parallel fixing block 4 includes a rear parallel connecting plate 401, the surface of the rear parallel connecting plate 401 is provided with a slide groove 402, the back of the rear parallel connecting plate 401 is fixedly connected with a reinforcement plate 403, the surface of the rear parallel connecting plate 401 is provided with a rear plate positioning hole 404, the number of the reinforcement plates 403 is four, the number of the rear plate positioning holes 404 is four, the four rear plate positioning holes 404 are located on the surface of the rear parallel connecting plate 401 and are symmetrically and evenly arranged, two identical intermediate frequency static variable power supplies are connected front and back, and the front slider 303 is slid from right to left to the slide groove 402 for fixing.

[0043] The implementation principle of a medium frequency static variable power supply that is convenient for parallel connection in the embodiment of the present application is as follows: when in use, if it is necessary to parallel the front and rear machines, the front parallel connecting plate 301 of the rear machine is connected to the rear parallel connecting plate 401 of the front machine, and the front slider 303 of the rear machine is slid from right to left into the slide groove 402, and the reinforcement plate 403 of the front machine and the front groove 302 of the rear machine are additionally reinforced. When paralleling the left and right machines, the left connecting protrusion 109 of the right power supply is connected to the inside of the inner groove 106 of the left power supply, and the left positioning hole 110 and the right positioning hole 108 are fixed by threaded connection.

[0044] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A medium frequency static variable power supply convenient for parallel connection, characterized in that: The invention comprises a main shell (1), a bottom frame (2), a front parallel fixing block (3), a rear parallel fixing block (4), a circuit breaker (5), a parallel connection block (6) and a numerical control board (7), wherein the bottom frame (2) is located on the surface of the main shell (1), the front parallel fixing block (3) is located on the front side of the main shell (1), the rear parallel fixing block (4) is located on the back side of the main shell (1), the circuit breaker (5) is located on the top of the main shell (1), the parallel connection block (6) is located on the top of the circuit breaker (5), and the numerical control board (7) is located on the front side of the main shell (1); The main shell (1) comprises a shell (101), the top of the shell (101) is fixedly connected with a top plug interface (102), the top of the shell (101) is fixedly connected with a connecting block (103), the top of the shell (101) is provided with a top No. 1 exhaust port (104), and the top of the shell (101) is provided with a top No. 2 exhaust port (105). An inner groove (106) is provided on the right side of the shell (101), the right side of the shell (101) is fixedly connected with a right connecting block (107), the surface of the right connecting block (107) is provided with a right positioning hole (108), and the left side of the shell (101) is fixedly connected with a left connecting protrusion (109), and the surface of the left connecting protrusion (109) is provided with a left positioning hole (110).

2. A medium frequency static variable power supply convenient for parallel connection as claimed in claim 1, characterized in that: There are a plurality of right-side positioning holes (108), and the number of left-side positioning holes (110) is the same as the number of right-side positioning holes (108). The two same medium-frequency static variable power supplies are connected left and right, and are screwed and fixed by aligning the right-side positioning holes (108) with the left-side positioning holes (110).

3. A medium frequency static variable power supply convenient for parallel connection as claimed in claim 1, characterized in that: The bottom frame (2) comprises a bottom shell (201), the front side of the bottom shell (201) being fixedly connected to a front air outlet (202), the back side of the bottom shell (201) being fixedly connected to a rear air outlet (203), and the bottom of the bottom shell (201) being threadedly connected to a fixable universal wheel (204).

4. A medium frequency static variable power supply convenient for parallel connection as claimed in claim 3, characterized in that: There are two front air outlets (202), which are symmetrically arranged on the front side of the bottom shell (201); there are two rear air outlets (203), which are symmetrically arranged on the back side of the bottom shell (201); there are four fixable universal wheels (204), which are threadedly fixed at the bottom of the bottom shell (201) to be symmetrically and evenly arranged.

5. A medium frequency static variable power supply convenient for parallel connection as claimed in claim 1, characterized in that: The front parallel fixing block (3) comprises a front parallel connecting plate (301), a surface of the front parallel connecting plate (301) is provided with a front groove (302), a front sliding block (303) is fixedly connected to the front surface of the front parallel connecting plate (301), and a front plate positioning hole (304) is provided on the surface of the front parallel connecting plate (301).

6. A medium frequency static variable power supply convenient for parallel connection as claimed in claim 5, characterized in that: The number of the front plate positioning holes (304) is four, and the four front plate positioning holes (304) are located on the surface of the front connecting plate (301) and are symmetrically and evenly arranged.

7. A medium frequency static variable power supply convenient for parallel connection as claimed in claim 1, characterized in that: The rear connecting block (4) comprises a rear connecting plate (401), a sliding groove (402) is provided on the surface of the rear connecting plate (401), a reinforcing plate (403) is fixedly connected to the back of the rear connecting plate (401), and a rear plate positioning hole (404) is provided on the surface of the rear connecting plate (401).

8. A medium frequency static variable power supply convenient for parallel connection as claimed in claim 7, characterized in that: The number of the reinforcing plates (403) is four, the number of the rear plate positioning holes (404) is four, the four rear plate positioning holes (404) are located on the surface of the rear connecting plate (401) and are symmetrically and evenly arranged, and the same two intermediate frequency static variable power supplies are connected front and back to slide the front slider (303) from right to left to the slide groove (402) for fixing.

Images