Pull rod hard support assembly

Abstract

The utility model provides a pull rod hard support assembly. The pull rod hard support assembly comprises a conical table, a hard support, a double-face pull rod, a hard magnetic block, an H-shaped plate and a pressing block. The H-shaped plate is arranged and tightly attached to the inner top of the conical table through the pressing plate, so that swing of the double-face pull rod is limited, stability of the double-face pull rod is guaranteed, and the problems that the pull rod is prone to swing and the swing angle is large (the pull rod can swing left and right by about 90 degrees) are solved. When a worker uses the pull rod hard support assembly, the balance of the hard support can be conveniently kept, and the assembly can be conveniently installed.

Description

Technical Field

[0001] The utility model relates to the technical field of temperature limiter accessories, in particular to a pull rod hard support assembly. Background Art

[0002] A temperature sensor is an electrical protection device with the functions of self-actuation protection, permanent circuit breaking without power failure, and self-resetting when power is off. It has a wide range of applications and is flexible to use. It can protect the safety of electrical circuits and avoid damage caused by excessive operating temperatures. Temperature sensors are widely used in small household appliances such as smart rice cookers and pressure cookers. In addition to realizing automatic heating control through temperature detection, the safety requirements of overheating protection are also mandatory requirements of household appliance safety standards such as GB4706.1.

[0003] The temperature limiter is a temperature control device commonly used in household appliances such as rice cookers. Its working principle is to demagnetize the soft magnet at the Curie temperature value, so that the relatively matched hard magnetic mechanism can be activated to realize the automatic switching of the circuit. The temperature limiter generally includes a magnetic steel hard support, a pull rod, a soft magnet, a hard magnet and an elastic reset part, wherein the pull rod is an accessory for disassembling and installing the hard support of the magnetic steel temperature limiter of the rice cooker. The pull rod hard support assembly in the prior art is formed by stamping or cutting the top of the hard support to form an embedded groove, and one end of the pull rod is embedded in the embedded groove, and the bending after embedding is completed; thereby completing the assembly of the pull rod hard support, but the pull rod formed in this way has poor stability, the pull rod is easy to swing, and the swing angle is large (it can swing about 90° left and right); therefore, when using this pull rod hard support assembly, the staff needs to be careful to keep the balance of the hard support, otherwise the position of the hard support will deviate and cannot be installed, which is very inconvenient to operate. Utility Model Content

[0004] The purpose of the utility model is to design a pull rod hard support assembly to solve the problems raised by the background technology. To achieve the above purpose, the utility model provides the following technical solutions: including a hard support with a conical platform in the middle, a double-sided pull rod with one end passing through the top of the conical platform, and a hard magnetic block installed on the hard support; the double-sided pull rod located inside the conical platform is an H-shaped plate, and a pressure block is embedded inside the conical platform, the pressure block is located between the H-shaped plate and the hard magnetic block, and the top of the pressure block is in close contact with the H-shaped plate, and the H-shaped plate is in close contact with the inner top of the conical platform.

[0005] Furthermore, the pressing block is conical and is a rigid plastic pad.

[0006] Furthermore, a limiting platform is provided on the hard magnetic block, and a metal limiting sheet for pressing the hard magnetic block is provided on the hard support.

[0007] Furthermore, the edge of the hard magnetic block is in close contact with the inner wall of the hard support.

[0008] Furthermore, the double-sided pull rod includes a first pull rod and a second pull rod, the first pull rod is welded to the second pull rod, and the middle parts of the first pull rod and the second pull rod are both first U-shaped plates, and two C-shaped grooves are provided on the top of the conical table, and the two C-shaped grooves are connected, and the bottoms of the first pull rod and the second pull rod pass through the two C-shaped grooves.

[0009] Furthermore, both the first pull rod and the second pull rod are bent parts.

[0010] Furthermore, the middle parts of the first pull rod and the second pull rod are both provided with aligned large notches.

[0011] Furthermore, a second U-shaped plate is provided on the top of the first pull rod, and a gap exists between the first U-shaped plate and the second U-shaped plate of the first pull rod.

[0012] Furthermore, a gap is provided between the second U-shaped plate and the top of the second pull rod.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model is provided with an H-shaped plate, which is in close contact with the inner top of the conical platform through a pressure plate, thereby limiting the swing of the double-sided pull rod, ensuring the stability of the double-sided pull rod, and further eliminating the problem that the pull rod is easy to swing and has a large swing angle (can swing about 90 degrees left and right); it makes it easy for workers to maintain the balance of the hard support when using the pull rod hard support assembly, and facilitates the installation of the assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is an explosion diagram of the utility model;

[0018] Figure 3 It is a partial cross-sectional schematic diagram of the utility model.

[0019] Among them: 1. second pull rod; 2. large notch; 3. conical platform; 4. metal limit plate; 5. hard support; 6. C-shaped groove; 7. first pull rod; 8. second U-shaped plate; 9. hard magnetic block; 10. pressure block; 11. H-shaped plate; 12. limit platform. DETAILED DESCRIPTION

[0020] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0021] Example: Please refer to Figure 1-3 A pull rod hard support assembly comprises a hard support 5 with a conical platform 3 in the middle, a double-sided pull rod with one end passing through the top of the conical platform 3, and a hard magnetic block 9 installed on the hard support 5; the double-sided pull rod located inside the conical platform 3 is an H-shaped plate 11, and a pressing block 10 is embedded inside the conical platform 3. The pressing block 10 is located between the H-shaped plate 11 and the hard magnetic block 9, and the top of the pressing block 10 is in close contact with the H-shaped plate 11. The H-shaped plate 11 is in close contact with the inner top of the conical platform 3. Therefore, during the installation process, the H-shaped plate 11 is pressed tightly against the inner top of the conical platform 3 by using the pressing block 10, thereby ensuring the stability of the double-sided pull rod, and then The problem that the pull rod is easy to swing and the swing angle is large (it can swing left and right by about 90°) is eliminated; it makes it easy for staff to maintain the balance of the hard support 5 when using this pull rod hard support 5 assembly, and facilitates the installation of the assembly; wherein, the pressing block 10 is conical and the pressing block 10 is a rigid plastic pad, which is convenient for installation and saves costs; and a limit platform 12 is provided on the hard magnetic block 9, and a metal limit plate 4 for pressing the hard magnetic block 9 is provided on the hard support 5, thereby facilitating the installation of the hard magnetic block 9; and the edges of the hard magnetic block 9 are in close contact with the inner wall of the hard support 5, thereby improving the installation quality of the hard magnetic block 9 and preventing the hard magnetic block 9 from sliding easily.

[0022] In addition, the double-sided tie rod includes a first tie rod 7 and a second tie rod 1, the first tie rod 7 and the second tie rod 1 are welded, and the middle parts of the first tie rod 7 and the second tie rod 1 are both first U-shaped plates, and two C-shaped grooves 6 are provided on the top of the conical platform 3, and the two C-shaped grooves 6 are connected, and the bottoms of the first tie rod 7 and the second tie rod 1 pass through the two C-shaped grooves 6, and the first tie rod 7 and the second tie rod 1 are both bent parts. When starting to assemble, first bend the H-shaped plate 11 into the shape of the two connected C-shaped grooves 6, and then insert the H-shaped plate 11 into the two connected C-shaped grooves 6, and then bend the H-shaped plate 11 into an H shape, and then embed the pressing block 10 into the inner bottom of the conical platform 3, and then embed the hard magnetic block 9 into the hard support 5. The hard magnetic block 9 is made to be close to the pressing block 10, and then the hard magnetic block 9 is connected to the hard support 5 by bending the metal limit plate 4, so as to realize the installation of the component; the middle parts of the first pull rod 7 and the second pull rod 1 are provided with aligned large notches 2, which greatly reduces the weight of the component; a second U-shaped plate 8 is provided on the top of the first pull rod 7, and there is a gap between the first U-shaped plate of the first pull rod 7 and the second U-shaped plate 8, which is convenient for connection with the lever (the hardware used for driving the circuit inside the rice cooker, which is relatively conventional and will not be described in detail here), and a gap is provided between the second U-shaped plate 8 and the top of the second pull rod 1, and the lever is located at the gap, which is beneficial to improve the connection quality between the lever and the first pull rod 7.

[0023] How it works

[0024] When starting to assemble, first bend the H-shaped plate 11 into the shape of the two connected C-shaped grooves 6, then insert the H-shaped plate 11 into the two connected C-shaped grooves 6, then bend the H-shaped plate 11 into an H shape, then embed the pressure block 10 into the inner bottom of the conical table 3, then embed the hard magnetic block 9 into the hard support 5, and make the hard magnetic block 9 close to the pressure block 10, then connect the hard magnetic block 9 to the hard support 5 by bending the metal limit plate 4, so as to realize the installation of the component; therefore, during the installation process, the H-shaped plate 11 is pressed tightly against the inner top of the conical table 3 by using the pressure block 10, thereby ensuring the stability of the double-sided pull rod, thereby eliminating the problem that the pull rod is easy to swing and has a large swing angle (it can swing left and right by about 90°); it makes it easy for the staff to maintain the balance of the hard support 5 when using this pull rod hard support 5 assembly, and facilitates the installation of the assembly.

[0025] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be an element centered thereon. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an element centered thereon. The terms "upper", "lower", "left", "right", "front", "rear" and similar expressions used herein are for illustrative purposes only.

[0026] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A pull rod hard support assembly, characterized in that: It comprises a hard support (5) with a conical platform (3) in the middle, a double-sided pull rod with one end passing through the top of the conical platform (3), and a hard magnetic block (9) installed on the hard support (5); the double-sided pull rod located inside the conical platform (3) is an H-shaped plate (11), a pressure block (10) is embedded inside the conical platform (3), the pressure block (10) is located between the H-shaped plate (11) and the hard magnetic block (9), and the top of the pressure block (10) is in close contact with the H-shaped plate (11), and the H-shaped plate (11) is in close contact with the inner top of the conical platform (3).

2. The pull rod hard support assembly according to claim 1, characterized in that: The pressing block (10) is conical and is a rigid plastic cushion block.

3. The pull rod hard support assembly according to claim 1, characterized in that: The hard magnetic block (9) is provided with a limiting platform (12), and the hard support (5) is provided with a metal limiting plate (4) for pressing the hard magnetic block (9).

4. The pull rod hard support assembly according to claim 1, characterized in that: The edges of the hard magnetic block (9) are in close contact with the inner wall of the hard support (5).

5. The pull rod hard support assembly according to claim 1, characterized in that: The double-sided tie rod comprises a first tie rod (7) and a second tie rod (1), the first tie rod (7) and the second tie rod (1) are welded, and the middle parts of the first tie rod (7) and the second tie rod (1) are both first U-shaped plates, and the top of the conical platform (3) is provided with two C-shaped grooves (6), the two C-shaped grooves (6) are connected, and the bottoms of the first tie rod (7) and the second tie rod (1) pass through the two C-shaped grooves (6).

6. The pull rod hard support assembly according to claim 5, characterized in that: The first pull rod (7) and the second pull rod (1) are both bent parts.

7. The pull rod hard support assembly according to claim 5, characterized in that: The first pull rod (7) and the second pull rod (1) are both provided with aligned large notches (2) in the middle.

8. The pull rod hard support assembly according to claim 5, characterized in that: A second U-shaped plate (8) is provided on the top of the first pull rod (7), and a gap exists between the first U-shaped plate and the second U-shaped plate (8) of the first pull rod (7).

9. The pull rod hard support assembly according to claim 8, characterized in that: A gap is provided between the second U-shaped plate (8) and the top of the second pull rod (1).

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