Air conditioner water heating PTC controller with waterproof performance

Abstract

The utility model discloses an air-conditioner water heating PTC controller with waterproof performance, which relates to the technical field of PTC controllers and comprises a shell, a PTC controller body is arranged in the shell, a sealing cover is hinged to the top of the shell through two hinges, a first sealing strip and a second sealing strip are arranged at the bottom of the sealing cover respectively, vertical plates are arranged on two sides of the shell through support plates, and the vertical plates are connected with the PTC controller body through the support plates. An L-shaped plate is rotationally arranged on the surface of the vertical plate through a rotating rod, pressing columns used for pressing the sealing cover are arranged on the two sides of the L-shaped plate through transverse plates, a push block used for pushing the L-shaped plate to swing is arranged at the top of the supporting plate through a push plate, an adjusting assembly is arranged at the top of the supporting plate, and a mounting assembly is arranged on the surface of the PTC controller body. A sealing groove corresponding to the first sealing strip is formed in the top of the shell. The PTC controller has the beneficial effects that the sealing cover can be contacted with the shell more firmly, the sealing and waterproof effects of the PTC controller are improved, and the normal use of the PTC controller for water heating control of an air conditioner is ensured.

Description

Technical Field

[0001] The utility model relates to a PTC controller, in particular to an air-conditioning and water-heating PTC controller with waterproof performance, belonging to the technical field of PTC controllers. Background Art

[0002] As a very important means of transportation, cars have increasingly demanding working environments. When designing various parts on a car, the requirements should be set according to the actual use environment. As a product installed in the air conditioning housing in front of the car, the air PTC controller is basically completely exposed to the outside of the car. Whether it is dust, rain or water spray from car washing, it will have a great impact on the air PTC controller.

[0003] Among them, the "an air PTC controller housing sealing structure" disclosed in the application number "CN202220437036.6" "comprises a mounting plate, one side of the mounting plate is fixedly connected to a housing, one side of the housing is provided with a sealing component, the sealing component comprises a sealing cover, one side of the sealing cover is fixedly connected to a limiting column, one side of the sealing cover is provided with a disassembly strip, one side of the disassembly strip is fixedly connected to a first sealing strip, one side of the first sealing strip is fixedly connected to a second sealing strip, one side of the sealing cover is fixedly connected to a spring, and one side of the spring is fixedly connected to a fixing column". In the utility model, the air PTC controller housing sealing structure, through the matching arrangement between the housing, the sealing cover, the fixing column, the spring, the first sealing strip and the second sealing strip, after the mounting plate is fixed, the sealing cover is pushed to move it onto the housing, and the sealing cover is pressed until the first sealing strip and the second sealing strip are completely moved into the first sealing groove and the second sealing groove, so that the housing can have a sealing effect, and under the joint action of the two sealing strips, the sealing effect of the housing can be made better.

[0004] However, the above method still has the following defects: the sealing cover and the shell are sealed by using the first sealing strip and the second sealing strip by adopting the method of fixed columns, but the contact between the shell and the sealing cover in the vertical direction is not reliable, which may affect the sealing and waterproof effect of the PTC controller, allowing dust and water vapor or liquid to enter the interior of the PTC controller, affecting the normal use of the PTC controller for air conditioning and water heating control. Utility Model Content

[0005] The purpose of the utility model is to provide an air-conditioning and water-heating PTC controller with waterproof performance, so as to solve the problem that the contact between the shell and the sealing cover in the vertical direction is not reliable as proposed in the above-mentioned background technology, which may affect the sealing and waterproof effect of the PTC controller, allowing dust and water vapor or liquid to enter the interior of the PTC controller, affecting the normal use of the PTC controller for air-conditioning and water-heating control.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waterproof air-conditioning and water-heating PTC controller, comprising a shell, a PTC controller body is arranged inside the shell, a sealing cover is hingedly connected to the top of the shell by two hinges, and a sealing strip 1 and a sealing strip 2 are respectively arranged at the bottom of the sealing cover, vertical plates are arranged on both sides of the shell through support plates, an L-shaped plate is arranged on the surface of the vertical plate by rotating a rotating rod, pressure columns for pressing the sealing cover are arranged on both sides of the L-shaped plate through a horizontal plate, a push block for pushing the L-shaped plate to swing is arranged on the top of the support plate through a push plate, an adjustment component is arranged on the top of the support plate, and a mounting component is arranged on the surface of the PTC controller body.

[0007] As a preferred technical solution of the utility model, a sealing groove corresponding to the sealing strip 1 is opened on the top of the shell, and the sealing strip 1 is snap-connected with the sealing groove.

[0008] As a preferred technical solution of the utility model, the adjustment assembly includes a fixed plate, which is fixedly installed on the top of the support plate. The internal thread of the fixed plate is connected to a screw rod, and one end of the screw rod is rotatably connected to the surface of the push plate.

[0009] As a preferred technical solution of the utility model, a spring is sleeved on the surface of the screw, one end of the spring is fixedly connected to the surface of the fixed plate, the other end of the spring is fixedly connected to the surface of the L-shaped plate, the other end of the screw is provided with a knob, two guide rods are slidingly provided inside the fixed plate, one end of the guide rod is fixedly connected to the bottom of the push plate, and the bottom of the L-shaped plate is provided with an arc groove corresponding to the screw.

[0010] As a preferred technical solution of the utility model, the mounting assembly includes two rubber plates, which are respectively mounted on both sides of the PTC controller body, and a connecting plate is provided on the top of the rubber plate.

[0011] As a preferred technical solution of the utility model, connecting blocks are provided on both sides of the top of the connecting plate, and the inside of the connecting block is threadedly connected to the inner wall of the shell through bolts.

[0012] As a preferred technical solution of the utility model, a wire harness tube is provided on the surface of the shell, and a waterproof rubber sleeve is provided on the wire harness tube.

[0013] As a preferred technical solution of the utility model, four corners of the shell surface are provided with mounting plates, the surface of the mounting plates is provided with mounting holes, and a handle is provided on one side of the top end of the sealing cover.

[0014] Compared with the related art, the waterproof air-conditioning water-heating PTC controller provided by the utility model has the following beneficial effects:

[0015] 1. By moving the push plate and the push block, the push block drives the L-shaped plate to squeeze and swing, and cooperates with the horizontal plate and the pressure column, so as to facilitate the pressure column to squeeze and contact with the top of the sealing cover, and cooperates with the sealing strips 1 and 2, so that the contact between the sealing cover and the shell can be more reliable, thereby improving the sealing and waterproof effect of the PTC controller and ensuring the normal use of the PTC controller for air conditioning and water heating control;

[0016] 2. Through the setting adjustment component, the knob drives the screw to rotate, and the guide rod is cooperated to drive the push plate and the push block to move. At the same time, the set spring can reset the L-shaped plate, which is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the explosion structure of the shell of the utility model;

[0019] Figure 3 It is a schematic diagram of the explosion structure of the vertical plate of the utility model;

[0020] Figure 4 For this utility model Figure 3 A schematic diagram of the enlarged structure at point A;

[0021] Figure 5 This is a schematic diagram of the structure of the sealing cover of the utility model;

[0022] Figure 6 For this utility model Figure 2 Schematic diagram of the enlarged structure at B.

[0023] In the figure: 1. Shell; 2. PTC controller body; 3. Sealing cover; 4. Sealing strip 1; 5. Sealing groove; 6. Support plate; 7. Vertical plate; 8. Adjustment assembly; 801. Fixing plate; 802. Screw; 803. Spring; 804. Knob; 805. Guide rod; 806. Arc groove; 9. Installation assembly; 901. Rubber plate; 902. Connecting plate; 903. Connecting block; 904. Bolt; 10. Rotating rod; 11. L-shaped plate; 12. Horizontal plate; 13. Pressure column; 14. Push plate; 15. Push block; 16. Sealing strip 2; 17. Cable bundle; 18. Waterproof rubber sleeve. 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] Embodiment 1:

[0026] See also Figure 1-6 The utility model provides a waterproof air-conditioning water-heating PTC controller, comprising a housing 1, a PTC controller body 2 is arranged inside the housing 1, a sealing cover 3 is hingedly connected to the top of the housing 1 through two hinges, so as to play a sealing role, and a sealing strip 1 4 and a sealing strip 2 16 are respectively arranged at the bottom of the sealing cover 3, and the housing 1 can be sealed by the arrangement of the sealing strip 1 4 and the sealing strip 2 16, and both sides of the housing 1 are provided with a vertical plate 7 through a support plate 6, and an L-shaped plate 11 is arranged on the surface of the vertical plate 7 through a rotating rod 10, and both sides of the L-shaped plate 11 are provided with a pressure column 13 for pressing the sealing cover 3 through a horizontal plate 12, and the support plate 6 A push block 15 is provided on the top through the push plate 14 for pushing the L-shaped plate 11 to swing. The push block 15 drives the L-shaped plate 11 to swing, so that it swings under the action of the rotating rod 10, so that it is convenient to use the pressure column 13 to press and fix the sealing cover 3, and cooperate with the sealing strip 1 4 and the sealing strip 2 16, so that the sealing cover 3 and the housing 1 are more firmly in contact, the sealing and waterproof effect of the PTC controller is improved, and the normal use of the PTC controller for air conditioning and water heating control is ensured. The top of the support plate 6 is provided with an adjustment component 8 for driving the push plate 14 to move, and the surface of the PTC controller body 2 is provided with a mounting component 9, which is convenient for installing the PTC controller body 2;

[0027] The top of the housing 1 is provided with a sealing groove 5 corresponding to the sealing strip 1 4, and the sealing strip 1 4 is engaged with the sealing groove 5 to achieve a sealing and waterproofing effect;

[0028] The adjustment assembly 8 includes a fixed plate 801, which is fixedly mounted on the top of the support plate 6. The internal thread of the fixed plate 801 is connected with a screw 802, and one end of the screw 802 is rotatably connected to the surface of the push plate 14, so as to drive the push plate 14 to move.

[0029] A spring 803 is sleeved on the surface of the screw 802 to facilitate the support and rebound of the L-shaped plate 11. One end of the spring 803 is fixedly connected to the surface of the fixed plate 801, and the other end of the spring 803 is fixedly connected to the surface of the L-shaped plate 11. The other end of the screw 802 is provided with a knob 804 to facilitate driving the set screw 802 to rotate in both directions. Two guide rods 805 are slidingly provided inside the fixed plate 801. One end of the guide rod 805 is fixedly connected to the bottom of the push plate 14 to serve as a limit guide for the movement of the push plate 14. An arc groove 806 corresponding to the screw 802 is provided at the bottom of the L-shaped plate 11, so that the L-shaped plate 11 is not restricted in any way during the swinging process.

[0030] Embodiment 2:

[0031] The mounting assembly 9 includes two rubber plates 901, which are respectively mounted on both sides of the PTC controller body 2. A connecting plate 902 is provided on the top of the rubber plate 901. By providing the rubber plates 901 on both sides of the PTC controller body 2, the PTC controller body 2 can be protected.

[0032] Both sides of the top of the connecting plate 902 are provided with connecting blocks 903, and the inside of the connecting block 903 is threadedly connected to the inner wall of the housing 1 through bolts 904, so as to facilitate the installation and fixation of the PTC controller body 2;

[0033] The surface of the housing 1 is provided with a wire harness tube 17, and the wire harness tube 17 is provided with a waterproof rubber sleeve 18, which is convenient for harnessing the connecting wires of the PTC controller body 2 and also convenient for waterproof sealing;

[0034] The four corners of the shell 1 are provided with mounting plates, the surface of the mounting plates is provided with mounting holes, and a handle is provided on one side of the top of the sealing cover 3 to facilitate the installation and fixing of the shell 1 to a suitable position.

[0035] When in use, first, the housing 1 is installed to a suitable position in conjunction with the mounting plate and the mounting hole. When the PTC controller body 2 set inside the housing 1 needs to be sealed and waterproofed, the screw 802 is driven to rotate by the knob 804 set in the forward direction, and the push plate 14 and the guide rod 805 connected by rotation are cooperated to move the push plate 14 and the push block 15, so that the push block 15 squeezes and swings the L-shaped plate 11, so that the L-shaped plate 11 rotates and swings along the rotation direction of the rotating rod 10, thereby driving the horizontal plate 12 and the pressure column 13 acting on both sides of the L-shaped plate 11 to move, so that the four pressure columns 13 can squeeze and fix the surface of the sealing cover 3, and the sealing strip 1 4 and the sealing strip 2 16 are cooperated to make the sealing cover 3 and the housing 1 closely contact, thereby improving the sealing and waterproof effect of the PTC controller body 2, preventing dust and water vapor from entering the interior of the housing 1, causing damage to the internal components, and affecting the use of air conditioning and water heating;

[0036] When the sealing cover 3 needs to be opened, the screw 802 is driven to rotate in the opposite direction by the reversely rotating knob 804, so that the four pressure columns 13 are separated from the surface of the sealing cover 3. Under the support and rebound of the spring 803, the L-shaped plate 11 is reset and swung, so that the sealing cover 3 is not restricted when swinging. The handle is provided to facilitate the opening of the sealing cover 3 and the regular inspection and maintenance of the internal components.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art 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 appended claims and their equivalents.

Claims

1. A waterproof PTC controller for air conditioning and water heating, comprising a housing (1), It is characterized in that A PTC controller body (2) is arranged inside the shell (1); a sealing cover (3) is hingedly connected to the top of the shell (1) via two hinges; a sealing strip 1 (4) and a sealing strip 2 (16) are respectively arranged at the bottom of the sealing cover (3); vertical plates (7) are arranged on both sides of the shell (1) via a support plate (6); an L-shaped plate (11) is rotatably arranged on the surface of the vertical plate (7) via a rotating rod (10); pressure columns (13) for pressing the sealing cover (3) are arranged on both sides of the L-shaped plate (11) via a horizontal plate (12); a push block (15) for pushing the L-shaped plate (11) to swing is arranged on the top of the support plate (6) via a push plate (14); an adjustment component (8) is arranged on the top of the support plate (6); and a mounting component (9) is arranged on the surface of the PTC controller body (2).

2. The air conditioning and water heating PTC controller with waterproof performance according to claim 1, Features: The top of the shell (1) is provided with a sealing groove (5) corresponding to the sealing strip 1 (4), and the sealing strip 1 (4) is snap-fitted and connected to the sealing groove (5).

3. The air conditioning and water heating PTC controller with waterproof performance according to claim 1, Features: The adjustment assembly (8) comprises a fixing plate (801), wherein the fixing plate (801) is fixedly mounted on the top of the support plate (6), wherein the internal thread of the fixing plate (801) is connected to a screw rod (802), and one end of the screw rod (802) is rotatably connected to the surface of the push plate (14).

4. The air conditioning and water heating PTC controller with waterproof performance according to claim 3, Features: A spring (803) is sleeved on the surface of the screw rod (802), one end of the spring (803) is fixedly connected to the surface of the fixed plate (801), the other end of the spring (803) is fixedly connected to the surface of the L-shaped plate (11), the other end of the screw rod (802) is provided with a knob (804), two guide rods (805) are slidably provided inside the fixed plate (801), one end of the guide rod (805) is fixedly connected to the bottom of the push plate (14), and the bottom of the L-shaped plate (11) is provided with an arc groove (806) corresponding to the screw rod (802).

5. The air conditioning and water heating PTC controller with waterproof performance according to claim 1, Features: The mounting assembly (9) comprises two rubber plates (901), the two rubber plates (901) being respectively mounted on two sides of the PTC controller body (2), and a connecting plate (902) being provided on the top of the rubber plate (901).

6. The air-conditioning and water-heating PTC controller with waterproof performance according to claim 5, Features: Connecting blocks (903) are provided on both sides of the top end of the connecting plate (902), and the inside of the connecting block (903) is threadedly connected to the inner wall of the housing (1) via bolts (904).

7. The air conditioning and water heating PTC controller with waterproof performance according to claim 1, Features: A wire harness tube (17) is provided on the surface of the housing (1), and a waterproof rubber sleeve (18) is provided on the wire harness tube (17).

8. The air-conditioning and water-heating PTC controller with waterproof performance according to claim 1, Features: The four corners of the surface of the shell (1) are each provided with a mounting plate, the surface of the mounting plate is provided with a mounting hole, and a handle is provided on one side of the top end of the sealing cover (3).

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