KR20040011273A - Hinge assembly mounting structure for pressure cooker - Google Patents

Abstract

PURPOSE: A hinge assembly mounting structure for a pressure cooker is provided to prevent the relative position between a top cover and a main body from twisting by firmly mounting the top cover to the main body. CONSTITUTION: A hinge mounting unit(32) is formed at one side of a main body(30) containing an oven, and has a coupling boss and a support fence. A hinge bracket is coupled to the coupling boss by a coupling screw(51'), and has a support rib(56) supported by the support fence. A hinge shaft(58) is installed to pass through the hinge bracket and a hinge rib(42) formed at a top cover(40) selectively opening/closing the oven. The top cover rotates on the hinge shaft.

Description

Hinge assembly mounting structure for pressure cooker

The present invention relates to a pressure cooker, and more particularly, to a hinge assembly mounting structure in which the top cover for selectively opening and closing the inner pot provided inside the pressure cooker main body is rotatably supported with respect to the main body.

The pressure cooker allows the cooking to proceed while maintaining the space where the cooking of the food is made at a relatively high pressure. In this way, the cooking proceeds more quickly and the taste of the dishes can be increased.

1 shows an internal configuration of a general pressure cooker in a side cross-sectional view, and FIG. 2 shows a hinge assembly for mounting a top cover to a main body of the pressure cooker so as to be openable and closed.

As shown therein, the oven 3 is installed inside the body 1 of the pressure cooker. The oven 3 is a portion where cooking is performed therein, and is input through the upper portion of the main body 1. The oven 3 is open at its upper end to allow food to be taken in and out. A flange 4 is formed which surrounds the upper edge of the oven 3. The flange 4 is intermittently formed at predetermined intervals without being entirely connected.

The top cover 5 is provided at the top of the oven 3 to selectively communicate the inside of the oven 3 with the outside. The top cover 5 is supported to open and close to the main body 1 by the hinge assembly 10 to be described below. The top cover 5 is provided with a fastening ring 6 for fastening with the flange 4 of the oven 3. Reference numeral 7 is a handle for fastening and releasing the fastening ring 6 and the flange 4, Figure 8 is a discharge valve for discharging the pressure in the oven (3).

A hinge assembly 10 is mounted at the rear end of the top cover 5 and the rear top of the main body 1 to support the top cover 5 to the main body 1 so as to be openable and closed. The support bracket 12 of the hinge assembly 10 is fastened by a fastening screw 13 to the upper end of the rear surface of the main body 1. Support portions 14 are formed at both ends of the support bracket 12, and a hinge shaft 15 is installed to penetrate the support portion 14 laterally. Both ends of the hinge shaft 15 are inserted into the hinge ribs 5 'of the top cover 5.

A hinge spring 16 is installed on the hinge shaft 15. The hinge spring 16 has one end supported by the top cover 5 and the other end supported by the main body 1, and a top cover 5. ) Exerts an elastic force in the open direction.

The pressure cooker according to the prior art having such a configuration puts food into the oven 3 and proceeds cooking with the top cover 5 closed. At this time, the top cover 5 and the oven 3 are fastened to each other by the flange 4 and the fastening ring 6 so that the top cover 5 is not opened by the pressure inside the oven 3, A tip of the top cover 5 is fastened to an upper end of the main body 1. The fastening of the flange 4 and the fastening ring 6 is made by manipulating the handle 7 with the top cover 5 closed.

However, the prior art as described above has the following problems.

Since high pressure is applied to the inside of the oven 3 during cooking, a force acts on the top cover 5 in the direction of the arrow F of FIG. 1. The force can be divided into components facing upwards of the pressure cooker (arrow A) and components facing forward of the pressure cooker (arrow B).

The hinge bracket 12 of the hinge assembly 10 receives the force in the direction by the force in the direction of the double arrow A. At this time, since the hinge bracket 12 is fastened to the main body 1 only by the fastening screw 13, deformation occurs in the boss (not shown) to which the fastening screw 13 is fastened to the main body 1. Done. In particular, since the heat generated during cooking is transmitted to the boss, the deformation becomes more severe.

The top cover 5 is forced in the direction indicated by the arrow B in FIG. 1 by the pressure applied to the inside of the oven 3. At this time, the top cover 5 is moved to the front of the pressure cooker while the boss is bent since the force in the direction of arrow B is also received in the arrow B direction. That is, the hinge bracket 12 is moved to the upper portion of the main body 1 and at the same time inclined toward the front of the main body 1. Therefore, a problem arises in that the hinge assembly 10 cannot accurately support the top cover 5 due to the deformation of the boss and the hinge bracket 12 as described above.

In addition, the top cover 5 is not correctly closed to the main body 1 by the above-described deformation, and a gap is generated between the main body 1 and the top cover 5, resulting in deterioration of the appearance of the pressure cooker. A problem occurs.

Then, when the top cover 5 is not correctly closed to the main body 1, for example, the fastening between the flange 4 and the fastening ring 6 is not precisely made, the operation of the handle 7 becomes difficult Also, there is a problem in that impurities (iron powder) are generated by friction between the flange 4 and the fastening ring 6.

Accordingly, the present invention is to solve the problems of the prior art as described above, an object of the present invention is to provide a hinge assembly mounting structure that can be firmly installed on the top cover.

Another object of the present invention is to provide a hinge assembly mounting structure that allows the top cover to be more accurately seated on the main body.

Figure 1 is a side cross-sectional view briefly showing the internal configuration of a typical pressure cooker.

Figure 2 is a front view showing that the hinge assembly according to the prior art is employed in the pressure cooker.

Figure 3 is a front view showing that the preferred embodiment of the hinge assembly mounting structure according to the present invention is employed in the pressure cooker.

Figure 4a is a plan view showing the configuration of a hinge bracket constituting an embodiment of the present invention.

4B and 4C are cross-sectional views taken along the line A-A 'and B-B' of FIG. 4A.

Figure 5a is a front view showing the hinge mounting portion configuration of the main body is mounted a hinge bracket of the embodiment of the present invention.

5B and 5C are cross-sectional views taken along line T-T 'and V-V' of FIG. 5A.

Explanation of symbols on the main parts of the drawings

30: main body 32: hinge mounting portion

33: outer fence 34: tightening boss

35: support fence 36: shaft seat

40: top cover 42: hinge rib

50: hinge assembly 51: hinge bracket

51 ': Tightening screw 52: Support part

53: shaft hole 54: fastener

56: support rib 58: hinge shaft

60: hinge spring

According to a feature of the present invention for achieving the above object, the present invention provides a hinge mounting portion formed by protruding the fastening boss and the support fence on one side of the main body is provided in the oven oven is cooked therein; A hinge bracket having a support rib which is fastened to the fastening boss by the hinge mounting part via a fastening screw and supported by the support fence in a direction against the force generated by the pressure in the oven; and the oven of the main body. A hinge rib of the top cover which selectively opens and closes and the hinge bracket are installed at the same time so as to include a hinge axis which is the center of rotation of the top cover with respect to the main body.

The support rib is formed by cutting and bending one side of the hinge bracket, and is supported on the bottom surface of the support fence.

A plurality of the support ribs are formed between the parts to which the fastening screw is fastened.

The hinge shaft is further provided with a hinge spring whose one end is supported on one side of the top cover and the other end is supported on one side of the main body to exert an elastic force in the direction in which the top cover is opened.

According to the present invention having such a configuration, since the support rib is supported by the support fence of the main body, the top cover is prevented from being moved by the pressure inside the oven during cooking, so that the top cover is firmly and accurately positioned at the pressure cooker main body. There is this.

Hereinafter, with reference to the accompanying drawings a preferred embodiment of the hinge assembly mounting structure of the pressure cooker according to the present invention will be described in detail.

Figure 3 is a front view showing a preferred embodiment of the hinge assembly mounting structure according to the present invention is employed in the pressure cooker, Figure 4 shows the configuration of the hinge bracket constituting the embodiment of the present invention, Figure 5 The configuration of the hinge mount to which the hinge bracket of the embodiment of the present invention is mounted is shown.

As shown in these figures, a hinge mounting portion 32 is formed on the rear surface of the main body 30 of the pressure cooker. The hinge mounting portion 32 is formed in a portion constituting the appearance of the main body 30. An outer fence 33 is formed to surround the hinge mounting portion 32. The outer fence 33 serves to partition the hinge mounting portion 32 from other parts. And the outer fence 33 is mounted with a cover (not shown) for shielding the hinge mounting portion (32).

Fastening bosses 34 for fastening the hinge bracket 51 to be described below are formed at both ends of the hinge mounting part 32. The fastening boss 34 is formed to protrude toward the rear of the main body 30 to the hinge mounting portion (32). The hinge mounting portion 32 has a support fence 35 is formed. The support fence 35 is formed in various forms to protrude in the interior partitioned by the outer fence (33). The upper end of the hinge mounting portion 32 is provided with a shaft mounting portion 36 on which the hinge shaft 58 to be described below is seated.

The top cover 40 selectively opens and closes an oven (not shown) provided in the main body 30, and is supported to be opened and closed to the main body 30 by a hinge assembly 50 to be described below. . A hinge rib 42 is formed at the rear end of the top cover 40 to connect with the hinge assembly 50. The hinge rib 42 is formed at the rear end of the top cover 40, and a space in which the hinge assembly 50 is partially seated is formed.

The hinge assembly 50 pivotally supports the top cover 40 to the main body 30. The hinge bracket 51 constituting the hinge assembly 50 is mounted to the hinge mounting portion 31. As shown in FIG. 4, the hinge bracket 51 has a supporting portion 52 extending in the lateral direction at both ends thereof. The support portion 52 is formed in such a way that one side of the shaft hole 53 is formed in cooperation with the shaft mounting portion 36 of the hinge mounting portion 32 to form a space in which the hinge shaft 58 to be described below is seated.

A fastening hole 54 is drilled in the hinge bracket 51 at a position corresponding to the fastening boss 34 of the hinge mounting portion 31. The fastening hole 54 is formed at a position corresponding to both ends of the hinge bracket 51, the support rib 56 is provided between the fastening hole 54. The support rib 56 is formed by cutting a part of the hinge bracket 51 and bending it in the direction of the hinge mounting portion 32. In the present embodiment, the support rib 56 is formed by cutting and bending a part of the hinge bracket 51, but it is not necessarily required, and may be separately formed and attached.

The support ribs 56 hang on the support fences 35 of the hinge mounts 32. That is, as indicated by a dotted line in FIG. 5A, the support ribs 56 hang on one lower surface of the support fence 35 to prevent the hinge bracket 51 from moving upward of the main body 30. .

On the other hand, a hinge shaft 58 is located on the shaft seat 36. The hinge shaft 58 is fixed to the shaft mounting portion 36 by the hinge bracket 51 is mounted to the hinge mounting portion 32, both ends of the hinge rib 42 of the top cover 40 ) The hinge shaft 58 is the rotation center of the top cover 40.

A hinge spring 60 is formed on the hinge shaft 58. The hinge spring 60 has a spiral wound centered on the hinge shaft 58, one end of which is supported on the top cover 40 side, and the other end of which is supported on the main body 30 side. Such a hinge spring 60 exerts an elastic force in the direction in which the top cover 40 is opened.

Hereinafter, the operation of the hinge assembly mounting structure of the pressure cooker according to the present invention will be described in detail.

The hinge bracket 51 constituting the hinge assembly 50 penetrates the fastening holes 54 at both ends thereof so that the fastening screw 51 'is fastened to the fastening boss 34 of the main body 30 so that the hinge mounting portion 51 can be secured. 32 is mounted.

When the hinge bracket 51 is installed in this way, the support ribs 56 are installed in close contact with the support fence 35, as indicated by a dotted line in FIG. 5A. At this time, the support rib 56 is in close contact with the position preventing the hinge bracket 51 from moving upward of the main body 30 by the support fence (35). That is, the support ribs 56 are in close contact with the surface of the support fence 35 facing the lower portion of the main body 30.

Therefore, the hinge bracket 51 is moved by the force acting on the top cover 40 due to the pressure applied to the oven in the main body 30 during cooking. And the support ribs 56 are fastened to the support fence 35. That is, the top cover 40 is prevented from moving upward of the main body 30 because the fastening screw 51 'and the support rib 56 distribute the force.

And by the same structure, the top cover 40 is to move in the direction of the front end of the main body 30, that is, the fastening boss 34 is prevented from bending by the force acting on the hinge bracket 51 to prevent the top The cover 40 is also prevented from moving toward the tip of the body 30.

In more detail, since the support ribs 56 hang on the support fences 35 and oppose a force to move upward from the main body 30, the fastening boss 34 is prevented from bending and the fastening bosses 34 are prevented. Since the boss 34 is not bent, the hinge assembly 50, that is, the hinge bracket 51, is prevented from tipping toward the front of the main body 30.

In the hinge assembly mounting structure of the pressure cooker according to the present invention as described above in detail, the hinge bracket is fastened to the hinge mounting portion with the fastening screw and the support rib is hooked to the support fence of the hinge mounting portion. By such a configuration, the following effects can be obtained.

First, since the top cover is firmly mounted to the main body by the hinge assembly, the relative position between the top cover and the main body is not distorted by the force generated during use. Therefore, the operation of the configuration for fastening the top cover and the oven can be made smoothly.

In addition, since the relative position between the top cover and the components installed in the main body is accurately maintained, friction between the components does not occur, and foreign matters are prevented from occurring due to friction and wear.

In addition, since the relative position between the top cover and the main body is accurately maintained, a gap does not occur between the top cover and the main body, thereby improving the appearance quality of the pressure cooker.

Claims (4)

A hinge mounting part formed by protruding a fastening boss and a support fence on one side of the main body in which the oven is cooked under pressure; A hinge bracket which is fastened to the fastening boss by the hinge mounting part via a fastening screw and has a support rib supported on the support fence in a direction against the force generated by the pressure in the oven; The hinge assembly of the pressure cooker characterized in that it comprises a hinge rib of the top cover for selectively opening and closing the oven of the main body and the hinge bracket which is installed through the hinge bracket at the same time to rotate the top cover relative to the main body rescue. The hinge assembly mounting structure of claim 1, wherein the support rib is formed by cutting and bending one side of the hinge bracket, and is hooked on a lower surface of the support fence. 3. The hinge assembly mounting structure of claim 2, wherein the support ribs are formed in plural between the fastening screws. The hinge shaft of claim 1, wherein the hinge shaft is further provided with a hinge spring having one end supported on one side of the top cover and the other end supported on one side of the body. A hinge assembly mounting structure of a pressure cooker, characterized by exhibiting elastic force in a direction.