A PTC controller shell

Abstract

The utility model discloses a PTC controller shell, including a second shell and two heaters, one side of the second shell is fixedly connected to the first shell, both sides of the second shell are fixedly connected to a fixed plate, a slide groove is provided inside the fixed plate, a slide plate is movably connected in the slide groove, one side of the slide plate is fixedly connected to a wedge-shaped card plate, and the wedge-shaped card plate is in contact with the upper surface of the shell cover, one side of the slide plate is fixedly connected to a plurality of springs, and the springs are fixed to the fixed plate, a shell cover is provided on the top of the second shell, and both sides of the shell cover are provided with avoidance openings for accommodating the passage of the fixed plate. The utility model has good heat dissipation and sealing effects, not only can it facilitate the staff to quickly assemble the controller on the shell cover through the wedge-shaped card plate, saving the staff's time, but also can facilitate the staff to position and install the device through the coordinated use of the positioning rod and the positioning hole, improving the convenience of the device.

Description

Technical Field

[0001] The utility model relates to the technical field of PTC heaters, in particular to a PTC controller shell. Background Art

[0002] The PTC heater includes a controller cavity and a heating cavity. The PTC heater is composed of a PTC ceramic heating element and an aluminum tube. This type of PTC heater has the advantages of small thermal resistance and high heat exchange efficiency. It is an automatic constant temperature and power-saving electric heater.

[0003] After searching, the Chinese patent with publication number CN219868475U discloses a PTC heater, in which the housing of the device is fixed by a large number of bolts, and it takes a lot of time to dismantle when it needs to be disassembled, which is quite time-consuming. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a PTC controller shell.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A PTC controller shell includes a second shell and two heaters, wherein one side of the second shell is fixedly connected to the first shell, and both sides of the second shell are fixedly connected to fixed plates, a slide groove is provided inside the fixed plate, a slide plate is movably connected in the slide groove, a wedge-shaped clamping plate is fixedly connected to one side of the slide plate, and the wedge-shaped clamping plate is in contact with the upper surface of the shell cover, a plurality of springs are fixedly connected to one side of the slide plate, and the springs are fixed to the fixed plate, a shell cover is provided on the top of the second shell, and both sides of the shell cover are provided with avoidance openings for accommodating the passage of the fixed plate.

[0007] As a further solution of the present invention, a T-shaped plate is fixedly connected to an inner wall of one side of the second shell.

[0008] As a further solution of the utility model, a plurality of limit bars are fixedly connected to the bottom inner wall of the second shell, and the heater is installed between two limit bars.

[0009] As a further solution of the utility model, a plurality of positioning rods are fixedly connected to the four corners of the second shell, and positioning holes are opened at the four corners of the shell cover, and the positioning rods are plugged into the positioning holes.

[0010] As a further solution of the utility model, a water outlet is opened on one side of the second shell, and a water outlet pipe is fixedly connected to the water outlet.

[0011] As a further solution of the utility model, a water inlet is opened on one side of the second shell, and a water inlet pipe is fixedly connected to the water inlet.

[0012] As a further solution of the utility model, a sealing ring is fixedly connected to the top of the second shell, and the sealing ring is in contact with the shell cover, and two sealing gaskets are fixedly connected to the inner wall of one side of the second shell, and the sealing gaskets are in contact with the heater.

[0013] As a further solution of the utility model, a buckle groove is provided on one side of the shell cover.

[0014] The beneficial effects of the utility model are:

[0015] 1. The wedge-shaped clamping plate is provided to facilitate the staff to quickly disassemble the shell cover on the second shell, thus saving the staff's time.

[0016] 2. The coordinated use of the positioning rod and the positioning hole makes it convenient for the staff to position and install the device, thus improving the convenience of the device.

[0017] 3. In the present invention, the position of the heater is limited and positioned by the limiting strip, and the sealing ring makes the connection between the second shell and the shell cover tighter. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a three-dimensional structural schematic diagram of a PTC controller shell proposed by the utility model;

[0019] Figure 2 This is a schematic diagram of the disassembled structure of a PTC controller shell proposed by the utility model;

[0020] Figure 3 This is a partially enlarged structural schematic diagram of a PTC controller shell proposed by the utility model;

[0021] Figure 4 This is a partially enlarged structural schematic diagram of a PTC controller shell proposed by the utility model;

[0022] Figure 5 The utility model is a schematic diagram of the enlarged structure of part A of a PTC controller shell.

[0023] In the figure: 1. first shell; 2. shell cover; 3. second shell; 4. water outlet pipe; 5. water inlet pipe; 6. heater; 7. fixing plate; 8. positioning rod; 9. T-plate; 10. limiting strip; 11. sealing gasket; 12. positioning hole; 13. buckle groove; 14. avoidance opening; 15. slide groove; 16. slide plate; 17. wedge-shaped clamping plate; 18. spring; 19. sealing ring. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. The described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, other embodiments obtained by ordinary technicians in this field without making creative work are all within the scope of protection of the utility model.

[0025] Reference Figure 1-Figure 5 A PTC controller shell comprises a second shell 3 and two heaters 6, a first shell 1 is fixed to one side of the second shell 3 by bolts, a controller is installed inside the first shell 1, and the heater 6 is electrically connected to the controller, a fixing plate 7 is fixed to both sides of the second shell 3 by bolts, a slide groove 15 is provided inside the fixing plate 7, a slide groove 15 is slidably connected to a slide plate 16, a wedge-shaped card plate 17 is fixed to one side of the slide plate 16 by bolts, and the wedge-shaped card plate 17 contacts the upper surface of the shell cover 2, a plurality of springs 18 are welded to one side of the slide plate 16, and the spring 18 is fixed to the fixing plate 7, a shell cover 2 is provided on the top of the second shell 3, and both sides of the shell cover 2 are provided with avoidance openings 14 for accommodating the fixing plate 7 to pass through, the wedge-shaped card plate 17 is pushed, the slide plate 16 moves inward along the slide groove 15, and the spring 18 contracts, at this time the wedge-shaped card plate 17 is separated from the shell cover 2 and moves to the top of the fixing plate 7, and then the staff moves the shell cover 2 upward to separate the fixing plate 7 from the avoidance opening 14, thereby completing the disassembly.

[0026] In the present utility model, it should be noted that a T-shaped plate 9 is fixed to the inner wall of one side of the second shell 3 by bolts, a plurality of limit strips 10 are fixed to the inner wall of the bottom of the second shell 3 by bolts, the heater 6 is installed between the two limit strips 10, and the limit strips 10 can limit and position the position of the heater 6. A plurality of positioning rods 8 are fixed to the four corners of the second shell 3 by bolts, and positioning holes 12 are provided at the four corners of the shell cover 2, and the positioning rods 8 are plugged into the positioning holes 12. The positioning rods 8 and the positioning holes 12 are used in coordination, which facilitates the staff to position and install the device. A water outlet is provided on one side of the second shell 3, and a water outlet pipe 4 is fixed in the water outlet by bolts. The T-shaped plate 9 fixes the second The internal space of the shell 3 is divided to prevent cold water from directly entering the water outlet pipe 4. A water inlet is provided on one side of the second shell 3. A water inlet pipe 5 is fixed in the water inlet by bolts. Cold water flows into the water tank from the water inlet pipe 5. The heater 6 heats the cold water, and the heated water flows out from the water outlet pipe 4. A sealing ring 19 is bonded to the top of the second shell 3, and the sealing ring 19 is in contact with the shell cover 2. The sealing ring 19 makes the connection between the second shell 3 and the shell cover 2 tighter. Two sealing gaskets 11 are bonded to the inner wall of one side of the second shell 3, and the sealing gasket 11 is in contact with the heater 6. The sealing gasket 11 makes the connection between the heater 6 and the second shell 3 tighter. A buckle groove 13 is provided on one side of the shell cover 2.

[0027] Working principle: When the shell cover 2 needs to be disassembled, push the wedge-shaped card plate 17 to move the slide plate 16 inward along the slide groove 15, and the spring 18 contracts. At this time, the wedge-shaped card plate 17 is separated from the shell cover 2 and moved to the top of the fixed plate 7. Then the staff moves the shell cover 2 upward to separate the fixed plate 7 from the avoidance opening 14, and the positioning rod 8 from the positioning hole 12, thereby completing the disassembly.

[0028] In addition, the terms "installation", "setting", "connection" and "socketing" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements or components. Those skilled in the art can understand the specific meanings of the above terms in this application according to specific circumstances.

Claims

1. A PTC controller housing, comprising a second housing (3) and two heaters (6), characterized in that: One side of the second shell (3) is fixedly connected to the first shell (1), and both sides of the second shell (3) are fixedly connected to a fixing plate (7), a sliding groove (15) is provided inside the fixing plate (7), a slide plate (16) is movably connected inside the sliding groove (15), one side of the slide plate (16) is fixedly connected to a wedge-shaped clamping plate (17), and the wedge-shaped clamping plate (17) is in contact with the upper surface of the shell cover (2), one side of the slide plate (16) is fixedly connected to a plurality of springs (18), and the springs (18) are fixed to the fixing plate (7), and a shell cover (2) is provided on the top of the second shell (3), and both sides of the shell cover (2) are provided with avoidance openings (14) for accommodating the fixing plate (7) to pass through.

2. A PTC controller shell according to claim 1, characterized in that: A T-shaped plate (9) is fixedly connected to an inner wall of one side of the second shell (3).

3. A PTC controller shell according to claim 1, characterized in that: A plurality of limit strips (10) are fixedly connected to the inner wall of the bottom of the second shell (3), and the heater (6) is installed between two limit strips (10).

4. A PTC controller shell according to claim 1, characterized in that: The four corners of the second shell (3) are fixedly connected with a plurality of positioning rods (8), the four corners of the shell cover (2) are provided with positioning holes (12), and the positioning rods (8) are plugged into the positioning holes (12).

5. A PTC controller shell according to claim 1, characterized in that: A water outlet is provided on one side of the second shell (3), and a water outlet pipe (4) is fixedly connected to the water outlet.

6. A PTC controller housing according to claim 1, characterized in that: A water inlet is provided on one side of the second shell (3), and a water inlet pipe (5) is fixedly connected to the water inlet.

7. A PTC controller housing according to claim 1, characterized in that: A sealing ring (19) is fixedly connected to the top of the second shell (3), and the sealing ring (19) is in contact with the shell cover (2); two sealing gaskets (11) are fixedly connected to the inner wall of one side of the second shell (3), and the sealing gaskets (11) are in contact with the heater (6).

8. A PTC controller housing according to claim 1, characterized in that: A buckle groove (13) is provided on one side of the shell cover (2).

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