Novel 155-degree hinge

Abstract

The utility model relates to the technical field of hinges, in particular to a novel 155-degree hinge which comprises a bottom fixing base, a fixing arm is installed at the bottom end of the outer wall of the bottom fixing base, girders are hinged to the front end and the rear end of the outer wall of the bottom fixing base, a cup head is hinged to the end, away from the bottom fixing base, of each girder, and a buffering component is arranged in each cup head. The buffer spring is placed in the cup head, the two ends of the buffer spring are installed through the spring sleeve and the spring fixing plate, when the hinge rotates, the end of the crossbeam pushes the spring fixing plate, and the buffer spring is fixed to the cup head through the spring sleeve and the spring fixing plate. The spring fixing plate can be matched with the spring sleeve to compress the buffer spring, the compressed buffer spring is matched with the oil cylinder to buffer rotation of the hinge, the buffer spring can be prevented from being bent in the process, and therefore the service life of the buffer spring can be prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to hinge technical field, concretely relates to 155 degrees novel hinge. BACKGROUND

[0002] The 155 degrees hinge is a specially designed hinge, which is usually used on some doors, windows or furniture that need a larger opening angle. Specifically, the 155 degrees hinge can be opened to 155 degrees, which enables it to provide a wider opening space when opened.

[0003] However, in the existing commonly used 155 degrees hinge, the buffer spring is usually installed in the short strip, so that the hinge is easy to bend the buffer spring during opening and closing when the door is opened and closed by personnel, which reduces the service life of the buffer spring. Therefore, the existing 155 degrees hinge still has some deficiencies in use.

[0004] In summary, it is necessary to invent a 155 degrees novel hinge. UTILITY MODEL CONTENT

[0005] Therefore, the utility model provides a 155 degrees novel hinge to solve the problem that the hinge is easy to bend the buffer spring during opening and closing when the door is opened and closed by personnel, which reduces the service life of the buffer spring.

[0006] In order to achieve the above purpose, the utility model provides the following technical scheme: a 155 degrees novel hinge, comprising a bottom fixed seat, a fixed arm is installed at the bottom end of the outer wall of the bottom fixed seat, a girder is hingedly connected to the front and rear ends of the outer wall of the bottom fixed seat, a cup head is hingedly connected to the end away from the bottom fixed seat of the girder, a buffer component is arranged in the cup head, a short strip is arranged in the girder, and an oil cylinder is installed on the inner wall of the short strip.

[0007] Preferably, mounting plates are integrally fixed to the top end of the outer wall of the cup head on the front and rear sides, mounting holes for mounting are formed in the outer wall of the mounting plate on the upper and lower ends.

[0008] Preferably, a first hinge shaft is arranged at the rear end of the inner wall of the cup head, the end away from the bottom fixed seat of the girder is connected to the outer wall of the first hinge shaft, and a second hinge shaft is arranged at the front end of the inner wall of the cup head.

[0009] Preferably, the left end of the short strip is connected to the inner wall of the second hinge shaft, the right end of the short strip is hingedly connected to the left side of the front and rear ends of the outer wall of the bottom fixed seat, a small spring is connected to the right side of the inner wall of the bottom fixed seat and connected to the right end of the short strip, and a spring protective sleeve is sleeved on the outer wall of the small spring.

[0010] Preferably, the buffer component comprises a buffer spring, the buffer spring is installed on the inner wall of the cup head, a spring sleeve is sleeved on the left side of the buffer spring, a spring fixing plate is fixed on the right end of the buffer spring, the spring sleeve is fixed with the left side of the inner wall of the cup head, and the spring fixing plate is installed in abutment with the inner wall of the cup head.

[0011] Preferably, the outer wall of the oil cylinder is provided with an oil cylinder fixing seat at the top end, the oil cylinder is fixed with the left side end of the inner wall top end of the short strip through the oil cylinder fixing seat, and the end of the oil cylinder close to the cup head is provided with an oil cylinder push rod, and the end of the oil cylinder push rod away from the oil cylinder is connected with the shaft body arranged in the short strip.

[0012] The utility model discloses beneficial effect is:

[0013] In the utility model, the buffer spring is placed in the cup head, and the two ends of the buffer spring are installed through the spring sleeve and the spring fixing plate, when the hinge rotates, the end of the big beam pushes the spring fixing plate, so that the spring fixing plate can compress the buffer spring with the spring sleeve, the compressed buffer spring can buffer the hinge rotation with the oil cylinder, and the buffer spring can avoid bending in the process, thereby prolonging the service life of the buffer spring. ACCURACY OF DRAWINGS

[0014] Figure 1 It is the partial structure schematic drawing of the utility model in the bottom fixing seat left side direction's stereoscopic structure schematic drawing.

[0015] Figure 2 It is the partial structure schematic drawing of the utility model in the bottom fixing seat left side direction's stereoscopic structure schematic drawing.

[0016] Figure 3 It is the partial structure schematic drawing of the utility model in the bottom fixing seat left side direction's stereoscopic structure schematic drawing.

[0017] Figure 4 It is the partial structure schematic drawing of the utility model in the bottom fixing seat left side direction's stereoscopic structure schematic drawing.

[0018] In the drawing: 100, bottom fixing seat;110, fixed arm;120, small spring;200, big beam;300, short strip;310, oil cylinder;320, oil cylinder push rod;400, cup head;410, mounting plate;420, spring sleeve;430, buffer spring;440, spring fixing plate. DETAILED DESCRIPTION

[0019] The preferred embodiments of the utility model are described below in combination with the drawings, and it should be understood that the preferred embodiments described here are only used to illustrate and explain the utility model, and are not used to limit the utility model.

[0020] Refer to the drawings Figures 1-4The utility model provides a novel 155 degree hinge, including bottom fixed base 100, the outer wall bottom end of bottom fixed base 100 is installed with fixed arm 110, the fixed arm 110 set is for with a section door body fixed bottom fixed base 100, the outer wall front and rear end of bottom fixed base 100 is hinged with girder 200, the end away from bottom fixed base 100 of girder 200 is hinged with cup head 400, the outer wall top end of cup head 400 is integrally fixed with mounting plate 410 on the front and rear sides, the outer wall of mounting plate 410 is set up with mounting hole for mounting on the upper and lower ends, the cup head 400 set can be connected with another section door body through cup head 400, the inner wall rear end of cup head 400 is provided with first hinging shaft, and the outer wall of the first hinging shaft is connected with the end away from bottom fixed base 100 of girder 200, and the inner wall front end of cup head 400 is provided with second hinging shaft, and the first hinging shaft and second hinging shaft are fixed with the inner wall of cup head 400, and the end of girder 200 and short strip 300 are rotatably connected with the outer wall of first hinging shaft and second hinging shaft;

[0021] The inside of cup head 400 is provided with buffer component, and the buffer component includes buffer spring 430, buffer spring 430 is installed in the inner wall of cup head 400, spring cover 420 is sleeved on the left side of buffer spring 430, spring fixed plate 440 is fixed on the right end of buffer spring 430, spring cover 420 is fixed with the left side of the inner wall of cup head 400, and spring fixed plate 440 is abutted with girder 200 and is installed in the inner wall of cup head 400, specifically, when the hinge whole rotates, the end of girder 200 set rotates in cup head 400, and the end will push buffer spring 430 to the direction of spring cover 420, and buffer spring 430 set can play the role of buffering at this time, and the mode can avoid the bending of buffer spring 430, prolong the service life of buffer spring 430, the top end of the outer wall of oil cylinder 310 is provided with oil cylinder fixed base, and oil cylinder 310 is fixed with the inner wall top end left side end portion of short strip 300 through oil cylinder fixed base, and the oil cylinder 310 set is used to buffer when the hinge is closed, and the end close to cup head 400 of oil cylinder 310 is provided with oil cylinder push rod 320, and the end away from oil cylinder 310 of oil cylinder push rod 320 is connected with the shaft body arranged in short strip 300, by moving oil cylinder 310 from girder 200 position to short strip 300 position, the inside space of hinge can be more fully utilized, the size of girder 200 can be reduced, and the service life of oil cylinder 310 can be prolonged as well;

[0022] The inside of the big beam 200 is provided with a short strip 300, the outer wall of the short strip 300 is hinged to the corresponding position of the front and back sides of the inner wall of the big beam 200, the inner wall of the short strip 300 is provided with an oil cylinder 310, the left end of the short strip 300 is connected with the inner wall of the second hinge shaft, the right end of the short strip 300 is hinged to the left side of the front and back ends of the outer wall of the bottom fixed base 100, the short strip 300 is arranged to fix the oil cylinder 310 through the oil cylinder fixed base, the right side of the inner wall of the bottom fixed base 100 and connected with the right end of the short strip 300 is connected with a small spring 120, the outer wall of the small spring 120 is sleeved with a spring protection sleeve.

[0023] The use process of the utility model is as follows: firstly, personnel can assemble the hinge according to the above description, then the two ends of the hinge are respectively installed on two door bodies needing to be hinged through the fixed arm 110 and the mounting plate 410, when personnel close the door body after completion, the short strip 300 and the big beam 200 will be contracted upwards, the big beam 200 will push the buffer spring 430 to the direction of the spring sleeve 420, the buffer spring 430 arranged can play a buffering role in the contraction process, and the inner wall of the short strip 300 can make the oil cylinder push rod 320 contract in the oil cylinder 310 when the short strip 300 is contracted, and the oil cylinder push rod 320 can also buffer the rotation of the short strip 300 when being contracted.

[0024] The above is only the preferred embodiment of the utility model, any skilled person in the art can modify the utility model by using the technical scheme described above or modify it into an equivalent technical scheme. Therefore, any simple modification or equivalent replacement according to the technical scheme of the utility model is within the scope of protection required by the utility model.

Claims

1. A 155-degree new type hinge, comprising a bottom fixing base (100), a fixed arm (110) is installed at the bottom end of the outer wall of the bottom fixing base (100), and a girder (200) is hingedly connected to the front and rear ends of the outer wall of the bottom fixing base (100), characterized in that, The big beam (200) is hinged away from the bottom fixed seat (100) one end cup head (400), the inside of cup head (400) is provided with buffer component, the inside of big beam (200) is provided with short strip (300), the inner wall of short strip (300) is installed with oil cylinder (310).

2. The 155-degree novel hinge according to claim 1, characterized in that: The outer wall of cup head (400) is integrally fixed with mounting plate (410) on the top end of front and back, the outer wall of mounting plate (410) is provided with mounting hole for mounting on the upper and lower ends.

3. The 155-degree novel hinge according to claim 1, characterized in that: The inner wall of cup head (400) is provided with first hinge shaft at the rear end, the outer wall of first hinge shaft is connected with the one end of big beam (200) away from bottom fixed seat (100), the inner wall of cup head (400) is provided with second hinge shaft at the front end.

4. The 155-degree novelty hinge according to claim 3, characterized in that: The left end of short strip (300) is connected with the inner wall of second hinge shaft, the right end of short strip (300) is hinged with the outer wall of front and back left side of bottom fixed seat (100), the right side of inner wall of bottom fixed seat (100) and short strip (300) right end connection is connected with small spring (120), the outer wall of small spring (120) is sleeved with spring protection sleeve.

5. The 155-degree novel hinge according to claim 1, characterized in that: The buffer component includes buffer spring (430), the buffer spring (430) is installed in the inner wall of cup head (400), the left side of buffer spring (430) is sleeved with spring cover (420), the right end of buffer spring (430) is fixed with spring fixed plate (440), the spring cover (420) is fixed with the left side of inner wall of cup head (400), the spring fixed plate (440) is abutted with big beam (200) installed in the inner wall of cup head (400).

6. The 155-degree novel hinge according to claim 1, characterized in that: The outer wall of oil cylinder (310) is provided with oil cylinder fixing seat at the top end, the inner wall of short strip (300) is fixed with the left side end of oil cylinder (310) through oil cylinder fixing seat, the one end of oil cylinder (310) close to cup head (400) is provided with oil cylinder push rod (320), the one end of oil cylinder push rod (320) away from oil cylinder (310) is connected with the shaft body arranged in the inside of short strip (300).

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