CN210439848U - Hinge with a hinge body - Google Patents

Abstract

The utility model discloses a hinge, including tapered end and fixing base, the fixing base includes: the inner support, the damper and the two pull rods are arranged in the shell; the first hinged end of the lock head is hinged with the head end of the shell; the head ends of the two pull rods are fixedly connected with the two sides of the tail end of the inner support; the head end of the inner support is hinged with the second hinged end of the lock head, and when the hinge is closed, the first hinged end is positioned obliquely above the second hinged end; the tail end of the pull rod penetrates through the tail end of the shell, a first pressure spring is sleeved on the pull rod positioned on the outer side of the tail end of the shell, one end of the first pressure spring is attached to the tail end of the shell, and the other end of the first pressure spring is supported on a spring pressing block arranged at the end of the pull rod; the damper is installed between the two pull rods, one end of the damper is fixed on the shell, and the other end of the damper can be contacted with the tail end of the inner support. Compared with the traditional hinge structure, the hinge has the advantages that the bearing capacity is doubled, and the hinge can be used for overturning parts with large mass. The first pressure spring is arranged on the outer side of the shell, and the length of the first pressure spring is not limited by the inner space of the shell.

Description

Hinge with a hinge body

Technical Field

The utility model relates to a hinge technical field especially relates to an install hinge on domestic appliance.

Background

At present, the hinge is mainly applied to doors of embedded products such as steam boxes, ovens, dish washing machines and the like in household appliances, and the weight of the door structure is light, so the bearing capacity of the hinge is small at present. The hinge includes articulated piece and the fixing base of mutual articulated, has great space in order to guarantee that furniture box inboard, and articulated piece generally is connected with the cabinet body, and the great fixing base of volume generally hides and connects inside the cabinet door. The existing household appliance door is required to be stopped at any position between 0-90 degrees in the opening and closing processes, and the door is required to slowly reach the maximum opening position and the closing position of the door, so that the impact of the door and a furniture box body is prevented, and the service life of parts of the household appliance is prevented from being influenced. This makes the structure of fixing base complicated day by day, and the part is more, and this has also aggravated the weight of door, and in addition, domestic appliance such as large-scale steam ager, oven, dish washer, its door is just overweight, and these all can have higher requirement to the elastomeric element on the hinge fixing base, if the hinge bears overweight, will appear closing between door and the box not together, too loose when the door is opened, feel poor, hinge life-span scheduling problem.

Therefore, how to enable the hinge to meet the above-mentioned existing use requirements, the bearing capacity of the hinge is improved, and under the condition that the bearing capacity is high, the hinge can be continuously used, so that the service life of the hinge is prolonged, and the problem to be solved urgently is solved.

SUMMERY OF THE UTILITY MODEL

Problem to prior art existence, the utility model aims to provide an install the hinge between furniture box and door and install the steam ager of this hinge, the bearing capacity of this hinge is stronger, has longer life.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a hinge comprising a locking head and a holder, the holder comprising: the damper comprises a shell, an inner support, a damper and two pull rods, wherein the inner support, the damper and the two pull rods are arranged in the shell; the first hinged end of the lock head is hinged with the head end of the shell; the head ends of the two pull rods are fixedly connected with the two sides of the tail end of the inner support; the head end of the inner support is hinged with the second hinged end of the lock head, and when the hinge is closed, the first hinged end is positioned obliquely above the second hinged end; the tail end of the pull rod penetrates through the tail end of the shell, a first pressure spring is sleeved on the pull rod positioned on the outer side of the tail end of the shell, one end of the first pressure spring is attached to the tail end of the shell, and the other end of the first pressure spring is supported on a spring pressing block arranged at the end of the pull rod; the damper is arranged between the two pull rods, one end of the damper is fixed on the shell, and the other end of the damper can be in contact with the tail end of the inner support.

Furthermore, the head end of the pull rod and the tail end of the inner support are fixed through a pull rod fixing shaft, two ends of the shell are provided with long grooves for accommodating the pull rod fixing shaft, and the pull rod fixing shaft can slide in the long grooves.

Further, the tail end of the shell is provided with a pressure spring limiting seat used for fixing the pull rod, and one end of the first pressure spring is attached to the pressure spring limiting seat.

Further, the other end of tapered end is equipped with the draw-in groove for the below, the top is equipped with bellied joint portion, the tapered end passes through joint portion joint is to fixed part.

The fixed seat further comprises a pulley support, a pulley, a pressure spring guide block and a second pressure spring, wherein the pulley support, the pulley, the pressure spring guide block and the second pressure spring are arranged in the inner support, the pulley support is fixed in inner support holes in two sides of the inner support through a pulley support pin shaft, the inner support hole is close to one side of the head end of the inner support, the pulley pin shaft penetrating through the axis of the pulley and the pulley support is clamped on an arc-shaped groove of the inner support, and the pulley pin shaft takes the inner support hole as the center of a circle along the arc-shaped groove; the pulley support is provided with a pressure spring guide block supporting shaft, one end of the pressure spring guide block is provided with a supporting groove matched with the pressure spring guide block supporting shaft, the other end of the pressure spring guide block is provided with a fixing protrusion, the front end of the fixing protrusion is matched with a hole in a middle baffle of the inner support, the second pressure spring is sleeved on the pressure spring guide block, one end of the second pressure spring is supported at one end of the pressure spring guide block, the other end of the second pressure spring is pressed against the middle baffle of the inner support, and the second pressure spring is used for enabling the pulley lock head to tightly cling to the curved surface to slide.

Further, the lock curved surface comprises a first groove and a second groove, and when the hinge is in a closed state, the pulley is positioned in the first groove; when the hinge is in a horizontal opening state, the pulley is positioned in the second groove.

Furthermore, the head end of shell still is provided with two symmetrical point ears, two the point ear sets up relatively.

Further, the hinge still includes the buckle, the both sides wall symmetry of buckle is installed the both sides of tapered end, the buckle is including being located supporting part on the both sides wall of buckle, the supporting part is used for supporting the pointed ear.

Further, the buckle further comprises a buckling part, and the buckling part is used for buckling the third groove of the lock head.

Furthermore, the hinge also comprises a lock head rotating shaft sleeve, the lock head rotating shaft sleeve penetrates through the lock head and is riveted with the lock head into an integral structure, and the lock head rotating shaft penetrates through the lock head rotating shaft sleeve and is hinged with the shell.

The utility model discloses a hinge through the pull rod of two symmetries that set up to and set up the first pressure spring of two symmetries, can make the hinge bear great load, more traditional hinge structure has promoted the bearing capacity that doubles, can be used to the great upset of upset part of quality. The two first pressure springs are arranged on the outer side of the tail end of the shell, and the length of the first pressure springs is not limited by the inner space of the shell. The hinge is opened and closed by utilizing the compression stress of the spring, the whole stress of the spring is uniform, and the service life is longer. In addition, through setting up the buffer, when closing the hinge, the upset part can slowly be arrived the closed condition of upset hinge, avoids taking place violent striking.

In the preferred technical scheme of the utility model, the pressure generated by the second pressure spring can make the pulley tightly attached to the curved surface of the lock head to slide, when the hinge is closed, the pulley is clamped in the first groove on the curved surface, and the stability of the hinge support is improved when the hinge is closed; when the hinge is opened to the horizontal position, the pulley is clamped on the curved surface of the groove, and the support stability of the hinge is improved when the hinge is opened to the horizontal position.

Drawings

Fig. 1 is a schematic structural view of the hinge of the present invention in a closed state;

FIG. 2 is another schematic view of the attitude structure of FIG. 1;

FIG. 3 is a schematic view of a half-section structure of the hinge of the present invention in a closed state;

FIG. 4 is a schematic view of the half-section structure of the hinge of the present invention when the hinge is opened to 90 degrees;

FIG. 5 is a schematic view of the hinge of the present invention;

FIG. 6 is a schematic diagram of the structure 10 of FIG. 1;

FIG. 7 is a schematic view of FIG. 1 at 18;

in the figure: 1-a housing; 1-a lug; 1-2-long groove; 1-3-Tremella;

2-a lock head; 2-1 — a first groove; 2-2 — a second groove; 2-3-third groove;

3, buckling; 3-1-a support; 3-2-a fastening part;

4, buckling a rotating shaft; 5, a first pressure spring; 6-a pressure spring limiting seat; 7, a pull rod; 8, pressing a spring block; 9-a lock head rotating shaft;

10-inner support; 10-1-tail end support plate; 10-2-tail end hole; 10-3-head end hole; 10-4-intermediate baffle; 10-5-inner support hole; 10-6-arc groove;

11-a pull rod fixing shaft; 12-a lock spindle sleeve; 13-damping sleeve; 14-a damper; 15-damping ejector pin; 16-damping sleeve ejector rod; 17-a pulley; 18-a pulley support; 19-a second compression spring; 20-pressure spring guide block; 21-inner support fixing shaft; 22-pulley pin shaft; 23-fixing the base; 24-pulley support pin shaft; 25, supporting a shaft by a pressure spring guide block.

Detailed Description

To clearly illustrate the design concept of the present invention, the following description is made with reference to the examples.

In the description of the present embodiment, the terms "upper", "lower", "head", "tail", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as specifically indicating or implying relative importance.

Example 1

As shown in fig. 1 to 6, in a first embodiment of the hinge of the present invention, the hinge comprises: tapered end 2 and fixing base, the fixing base includes: the device comprises a shell 1, an inner support 10, a damper 14 and two pull rods 7 which are arranged in the shell 1; the first hinged end of the lock head 2 is hinged with the head end of the shell 1; the head ends of the two pull rods 7 are fixedly connected with the two sides of the tail end of the inner bracket 10; the head end of the inner bracket 10 is hinged with the second hinged end of the lock head 2, and when the hinge is closed, the first hinged end is positioned obliquely above the second hinged end; the tail end of the pull rod 7 penetrates through the tail end of the shell 1, a first pressure spring 5 is sleeved on the pull rod 7 positioned on the outer side of the tail end of the shell, one end of the first pressure spring 5 is attached to the tail end of the shell, and the other end of the first pressure spring is supported on a spring pressing block 8 arranged at the tail end of the pull rod 7; the damper 14 is mounted between two tie rods 7, one end of which is fixed to the housing 1 and the other end of which is able to come into contact with the rear end of the inner support 10.

According to the hinge, the hinge can bear larger load by arranging the two symmetrical pull rods 7 and the two symmetrical first pressure springs 5, the bearing capacity is improved by one time compared with that of a traditional hinge structure, the hinge can be used for overturning parts with larger mass, the spring structure is arranged in the shell of the fixed seat of the traditional hinge, and due to the limitation of the internal space of the shell, only one spring can be arranged and cannot be made large, so that the bearing capacity of the hinge is greatly limited; two first compression springs 5 in this embodiment are arranged outside the tail end of the housing 1, and the length of the first compression springs is not limited by the internal space of the housing 1. The spring in traditional fixing base is the extension spring structure, and two couples are fixed respectively on the mounting at both ends promptly, and couple department can bear great stress, and the couple is yielding, and the life of couple is lower, and utilizes the compression atress of spring to carry out opening and closing of hinge in this scheme, and the whole atress of spring is even, has higher life. In addition, by providing the damper 14, the turning member can be slowly turned to the closed state of the hinge when the hinge is closed, and the occurrence of a violent impact can be avoided.

Example 2

As shown in fig. 1 to 7, a second embodiment of the hinge of the present invention is an improvement of the embodiment of example 1, and the hinge includes: tapered end 2 and fixing base, the fixing base includes: the damper comprises a shell 1, an inner support 10, a damper 14 and two pull rods 7, wherein the inner support, the damper and the two pull rods 7 are installed in the shell 1, the shell 1 is a concave shell with three side walls which are axially connected, and the two pull rods 7 are identical in structure and symmetrical left and right. As shown in fig. 1-2, the outer surface of the two circumferential sides of the housing 1 is symmetrically provided with 4 lugs 1-1, each lug is provided with a mounting hole for mounting the fixing seat to the turning part, and the turning part can be a door of a household appliance, a gas stove or an electromagnetic stove, etc. The first hinged end of tapered end 2 articulates the head end at shell 1 through tapered end pivot 9, and specifically, the hinged end and the tapered end pivot axle sleeve 12 riveting of tapered end 2 are structure as an organic whole, and tapered end pivot 9 inserts in tapered end pivot axle sleeve 12 to the head end riveting in shell 1 is passed at tapered end pivot 9's both ends, makes tapered end 2 can rotate around tapered end pivot 9. Compared with a riveting structure which directly opens a hole on the lock 2, the riveting structure of the lock 2 and the lock rotating shaft sleeve 12 has higher rotation reliability and long service life of the lock 2. As shown in fig. 3-4, the locking end of the lock head 2 is inserted into the mounting hole of the fixing base 23 in an inclined manner and locked to the fixing base 23, so that the flip member can rotate relative to the fixing base 23 through the lock head rotating shaft 9.

The head ends of the two pull rods 7 are fixedly connected with the two sides of the tail end of the inner bracket 10 through pull rod fixing shafts 11; specifically, the pull rod fixing shaft 11 penetrates through the head ends of the two pull rods 7 and then penetrates through tail end holes 10-2 of the inner supports 10 respectively positioned at the left side and the right side of the two pull rods, two ends of the pull rod fixing shaft 11 are respectively clamped in long grooves 1-2 at two sides of the shell 1, and the pull rod fixing shaft 7 can slide in the long grooves 1-2. The head end of the inner bracket 10 is hinged to the second hinged end of the lock head 2 through a bracket fixing shaft 21, specifically, the bracket fixing shaft 21 penetrates through the lock head 2 and the head end holes 10-3 located at two sides of the lock head 2, and two ends of the bracket fixing shaft 21 are riveted to two ends of the inner bracket 10. The first hinged end is located obliquely above the second hinged end when the hinge is closed; the tail end of pull rod 7 passes the tail end of shell 1, passes the spacing seat of pressure spring 6 of joint at the shell tail end and fixes the pull rod, and the cover has first pressure spring 5 on the pull rod 7 that is located the spacing seat of pressure spring 6 outsides, and the spacing seat of one end laminating pressure spring 6 of first pressure spring 5, the other end support is on installing the spring briquetting 8 at the 7 tail ends of pull rod, and spring briquetting 8 is the cuboid structure, installs in the briquetting mounting hole of two pull rod 7 tail ends, accomplishes the support of first pressure spring 5. Preferably, the press block mounting hole is a square hole. The damper 14 is installed through a damping sleeve arranged outside the damper 14, the damping sleeve 13 is installed between the two pull rods 7 in the shell 1, a damping sleeve ejector rod 16 penetrates through the head end of the damping sleeve 13, the damping sleeve 13 is fixed on the shell 1 and is close to the damping sleeve ejector rod 16, a damping ejector rod 15 used for supporting one end of the damper 14 is arranged on the damping sleeve 13, and the other end of the damper 14 is in contact with a tail end supporting plate 10-1 of the inner support 10.

When the overturning part overturns to form an included angle of 25 degrees to 90 degrees with the fixed base 23, the moment generated by the gravity of the overturning part and the elastic moment generated by the two first pressure springs 5 are balanced with each other, so that the overturning part can hover at any angle between 25 degrees and 90 degrees. The overturning part does not need to be overturned between 25 degrees and 90 degrees by excessive force, the overturning hand feeling of the overturning part is soft, and the user experience is better.

When the overturning part is opened to a 25-degree state, the moment generated by the gravity of the overturning part is smaller than the elastic force moment generated by the two first pressure springs 5, the resistance generated by the damper 14 at this stage offsets most of the elastic force generated by the first pressure springs 5, the vibration and noise generated when the overturning part is closed at this stage are reduced, the overturning part is slowly and softly closed, and the user experience is improved.

The utility model discloses an among other embodiments, the moment that the gravity of upset part produced will be less than the elastic force moment that two first pressure springs 5 produced, and at this moment, the upset angle of upset part also can be other angles, and specific angle numerical value is when 90 with upset angle, and the distance between attenuator 14 and the tail end backup pad 10-1 is relevant, and specific angle numerical value can set up according to the user demand.

The pulley support 18 is mounted on the inner support 10, after the pulley support pin 24 penetrates through the pulley support 18, two ends of the pulley support pin 24 are riveted into inner support holes 10-5 on two sides of the inner support 10 to complete positioning of the pulley support 18, the pulley pin shaft 22 penetrates through the axis of the pulley 17 and penetrates through the pulley support 18 to be clamped on an arc-shaped groove 10-6 of the inner support 10, the pulley pin shaft 22 is concentric with the inner support holes 10-5 along the sliding track of the arc-shaped groove 10-6, and the pulley pin shaft 22 can slide in the inner support arc-shaped groove 10-6 in the overturning process of 0-90 degrees of the overturning part, namely the opening and closing processes of the hinge.

The pulley support 18 is provided with a pressure spring guide block support shaft 25, a support groove is formed in the pressure spring guide block 20 and matched with the pressure spring guide block support shaft 25, a second pressure spring 19 is sleeved on the pressure spring guide block 20, one end of the second pressure spring 19 is supported at one end of the pressure spring guide block 20, the other end of the second pressure spring 19 abuts against a middle baffle plate 10-4 of the inner support 10, the support groove in the pressure spring guide block 20 is abutted against the pressure spring guide block support shaft 25 by pressure generated by the second pressure spring 19, the pulley 17 can also slide close to the curved surface of the lock head 2 by pressure generated by the second pressure spring 19, when the hinge is closed, the pulley 17 is clamped in a first groove 2-1 in the curved surface, and hinge stability during closing is improved; when the hinge is opened, the pulley 17 is clamped on the curved surface 2-2 of the groove, so that the stability of the hinge is improved when the hinge is opened.

As shown in fig. 1 and 5, the hinge further includes a buckle 3, two side walls of the buckle are symmetrically installed at two sides of the lock head 2, and the buckle 3 includes a support portion 3-1 and a buckling portion 3-2 located at two side walls of the buckle.

As shown in fig. 1, two opposite sharp lugs 1-3 are symmetrically arranged on a shell 1, when a lock head 2 is installed or disassembled, the two opposite sharp lugs 1-3 need to be opened at a certain angle, when the lock head is installed, a buckle 3 is installed firstly, a supporting part 3-1 of the buckle 3 is used for supporting the sharp lugs 1-3, and the two sharp lugs 1-3 are opened at a certain angle, so that the lock head 2 is convenient to install and disassemble; the lock head 2 is provided with a third groove 2-3, when the lock head 2 and the fixed seat are installed and the lock head 2 is clamped on the fixed base 23, the buckling part 3-2 of the buckle 3 is clamped in the groove 2-3, and the lock head 2 on the fixed base 23 can be prevented from loosening. The fixed base 23 may be located in a cabinet of the household appliance or on a door panel of the household appliance.

It is emphasized that the hinge of the above embodiments can be applied to various household appliances requiring to be used in a turning manner, such as a reversible gas range, a reversible electromagnetic range, a door panel of an oven, a door panel of a steam box or a door panel of a dishwasher, and the like.

It is noted that some of the structures may be selected differently than the specific examples given above. For example, the press block mounting hole can also be a triangular hole, a rectangular hole or other polygonal holes; and the like, which can be made by those skilled in the art based on their basic skills based on an understanding of the inventive concept, and are not to be taken as an example herein.

Finally, it is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the invention, and these changes and modifications are to be considered as the protection scope of the invention.

Claims (10)

1. A hinge, comprising: tapered end and fixing base, its characterized in that, the fixing base includes: the damper comprises a shell, an inner support, a damper and two pull rods, wherein the inner support, the damper and the two pull rods are arranged in the shell; the first hinged end of the lock head is hinged with the head end of the shell; the head ends of the two pull rods are fixedly connected with the two sides of the tail end of the inner support; the head end of the inner support is hinged with the second hinged end of the lock head, and when the hinge is closed, the first hinged end is positioned obliquely above the second hinged end; the tail end of the pull rod penetrates through the tail end of the shell, a first pressure spring is sleeved on the pull rod positioned on the outer side of the tail end of the shell, one end of the first pressure spring is attached to the tail end of the shell, and the other end of the first pressure spring is supported on a spring pressing block arranged at the end of the pull rod; the damper is arranged between the two pull rods, one end of the damper is fixed on the shell, and the other end of the damper can be in contact with the tail end of the inner support.

2. The hinge according to claim 1, wherein the head end of the pull rod and the tail end of the inner bracket are fixed by a pull rod fixing shaft, the two ends of the housing are provided with elongated slots for accommodating the pull rod fixing shaft, and the pull rod fixing shaft can slide in the elongated slots.

3. The hinge according to claim 1, wherein a compressed spring limiting seat for fixing the pull rod is installed at the tail end of the housing, and one end of the first compressed spring is attached to the compressed spring limiting seat.

4. The hinge according to claim 1, wherein the other end of the locking head is provided with a clamping groove at the lower part and a raised clamping part at the upper part, and the locking head is clamped on the fixed part through the clamping part.

5. The hinge according to any one of claims 1 to 4, wherein the fixing base further comprises a pulley bracket, a pulley, a pressure spring guide block, and a second pressure spring, which are installed in the inner bracket, the pulley bracket is fixed in inner bracket holes at two sides of the inner bracket by a pulley bracket pin shaft, the inner bracket hole is close to one side of the head end of the inner bracket, the pulley pin shaft passing through the axis of the pulley and the pulley bracket is clamped on an arc-shaped groove of the inner bracket, and the pulley pin shaft takes the inner bracket hole as a circle center along the arc-shaped groove; the pulley support is provided with a pressure spring guide block supporting shaft, one end of the pressure spring guide block is provided with a supporting groove matched with the pressure spring guide block supporting shaft, the other end of the pressure spring guide block is provided with a fixing protrusion, the front end of the fixing protrusion is matched with a hole in a middle baffle of the inner support, the second pressure spring is sleeved on the pressure spring guide block, one end of the second pressure spring is supported at one end of the pressure spring guide block, the other end of the second pressure spring is pressed against the middle baffle of the inner support, and the second pressure spring is used for enabling the pulley lock head to tightly cling to the curved surface to slide.

6. The hinge of claim 5, wherein the tapered surface comprises a first groove and a second groove, the pulley being positioned in the first groove when the hinge is in the closed position; when the hinge is in a horizontal opening state, the pulley is positioned in the second groove.

7. The hinge according to claim 1, wherein the head end of the housing is further provided with two symmetrical pointed ears, the two pointed ears being oppositely disposed.

8. The hinge of claim 7, further comprising a buckle, wherein two side walls of the buckle are symmetrically installed on two sides of the lock head, and the buckle comprises a support part located on two side walls of the buckle, and the support part is used for supporting the pointed ear.

9. The hinge of claim 8, wherein the catch further comprises a snap-fit portion for snapping over the third groove of the locking head.

10. The hinge of claim 1, further comprising a lock shaft sleeve, wherein the lock shaft sleeve passes through the lock and is riveted with the lock to form an integral structure, and the lock shaft passes through the lock shaft sleeve and is hinged to the housing.

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