CN218881915U

CN218881915U - Hinge with rotary hydraulic cylinder

Info

Publication number: CN218881915U
Application number: CN202223248203.1U
Authority: CN
Inventors: 陈杨斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-04-18
Anticipated expiration: 2032-12-05

Abstract

The utility model relates to the technical field of hardware, in particular to a hinge with a rotary hydraulic cylinder, which comprises a fixed page, a movable page and a rotary hydraulic cylinder; the rotary hydraulic cylinder comprises an outer sleeve, a transmission part, a piston, a spring and a transduction part; the fixed page is provided with a first shaft sleeve, the movable page is provided with a second shaft sleeve, and the rotary hydraulic cylinder penetrates through the first shaft sleeve and the second shaft sleeve; the transmission part, the piston and the spring are arranged in the outer sleeve; the spring is sleeved on the rotating guide piece; the piston is hinged with the rotating and guiding piece and the transmission piece and axially reciprocates in the outer sleeve; the guiding piece is provided with a positioning groove, and when the movable leaf rotates to 0 degree or 180 degrees, the transmission piece is clamped in the positioning groove. The utility model discloses the effect that reaches does, location structure is simple, and the assembly is easy, and spare part is less, and the cost is lower.

Description

Hinge with rotary hydraulic cylinder

Technical Field

The utility model relates to a hardware technical field, in particular to take hinge of rotary hydraulic cylinder.

Background

The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and makes linear reciprocating motion (or swinging motion). When the hydraulic cylinder is used for realizing reciprocating motion, no transmission clearance exists, the motion is stable, and the hydraulic cylinder is widely applied to hydraulic systems of various machines. The hydraulic hinge is also called a torsional spring type hydraulic buffering door closing hinge, is simple to install, adjustable in door closing speed, capable of stopping a door and good in door closing buffering effect. However, the hinge has the disadvantages that the size is not small, the middle shaft is thicker than a common hinge due to the placement of a hydraulic mechanism, and the price is high. The general hinge with the positioning opening and closing function has a complex structure, more parts and high processing cost.

In summary, the prior art has at least the following technical problems,

first, the positioning structure is complex and assembly is cumbersome.

Secondly, the structure is complicated, spare part is more, and the processing cost is higher.

Disclosure of Invention

An object of the utility model is to solve or alleviate above-mentioned first technical problem.

The utility model adopts the measure that the hinge with the rotary hydraulic cylinder comprises a fixed leaf, a movable leaf and a rotary hydraulic cylinder; the hydraulic cylinder is characterized by comprising an outer sleeve, a transmission part, a piston, a spring and a transduction part; the fixed page is provided with a first shaft sleeve, the movable page is provided with a second shaft sleeve, and the rotary hydraulic cylinder penetrates through the first shaft sleeve and the second shaft sleeve; the transmission part, the piston and the spring are arranged in the outer sleeve; the spring is sleeved on the rotating guide piece; the piston is hinged with the rotating and guiding piece and the transmission piece and axially reciprocates in the outer sleeve; the guide piece is provided with a positioning groove, and when the movable leaf rotates to 0 degree or 180 degrees, the transmission piece is clamped in the positioning groove.

The utility model discloses the effect that reaches does, can realize the function that the door was closed in the hydraulic cushion, and the hinge size is less.

Further technical scheme, the driving medium includes transmission body and driving pin, and the piston sets up the through-hole, and the through-hole size cooperates with the driving pin, and the driving pin runs through to set up in the through-hole.

Further technical scheme, the transduction piece still is provided with the spout, and when the activity page or leaf was rotatory, the spring compression, the drive pin was rotatory along the spout, and when the activity page or leaf was rotatory to 0 degree or 180 degrees, the spring further compressed, and the drive pin block is in positioning groove.

When can making the hinge change to different angles, the drive pin block is in changeing the different constant head tanks of leading piece to make the hinge stop at different angles, realize the effect that different angles stopped the door.

According to the further technical scheme, the rotary hydraulic cylinder is in threaded connection with the first shaft sleeve and the second shaft sleeve.

The rotary hydraulic cylinder can be connected with the movable leaf and the fixed leaf through threads, and linkage of the rotary hydraulic cylinder and the movable leaf and the fixed leaf is achieved.

The further technical scheme includes that the device further comprises an adjusting oil needle, a mounting hole is formed in the axis position of the transduction piece, and the adjusting oil needle is arranged in the mounting hole.

The backflow distance of oil in the adjusting oil cylinder can be adjusted through the adjusting oil needle, so that the flow velocity of the oil is adjusted, and buffering is realized.

The technical scheme is further that the positioning device comprises a bearing, a fixing piece and a positioning transmission piece, wherein the positioning transmission piece comprises a positioning piece, a clamping piece and an elastic piece, and the positioning piece, the clamping piece and the elastic piece are hinged and are in threaded connection with the first shaft sleeve and the second shaft sleeve.

The closed angle of the door can be adjusted through the hinge.

According to a further technical scheme, the piston, the transmission piece, the transfer piece and the adjusting oil needle are sealed through a sealing ring.

The sealing device can seal the inside of the rotary hydraulic cylinder, avoid oil leakage in the oil cylinder and ensure the normal operation of the oil cylinder.

In conclusion, the utility model can achieve the following technical effects,

1, the positioning structure is simple and the assembly is easy.

2, the structure is simple, the number of parts is small, the cost is low, and the price is low.

Drawings

Fig. 1 is a schematic perspective view of a hinge with a rotary hydraulic cylinder according to an embodiment of the present invention.

Fig. 2 is a three-dimensional exploded schematic view of a hinge with a rotary hydraulic cylinder according to an embodiment of the present invention.

Fig. 3 is a perspective view of a rotary hydraulic cylinder according to an embodiment of the present invention.

Fig. 4 is an exploded perspective view of the rotary cylinder according to the embodiment of the present invention.

Fig. 5 is a perspective view of a deflector according to an embodiment of the present invention.

Fig. 6 is a perspective view of a transmission member according to an embodiment of the present invention.

Fig. 7 is an exploded perspective view of a positioning transmission member according to an embodiment of the present invention.

A fixed page 1; a live page 2; a rotary hydraulic cylinder 3; a first bushing 11; a second shaft sleeve 21; an outer sleeve 31; a transmission member 32; a piston 33; a spring 34; a turning guide 35; a bearing 37; a fixing piece 38; a positioning groove 351; a transmission body 324; a drive pin 325; a through-hole 337; the adjustment oil needle 36; the mounting holes 354; positioning the transmission member 4; a positioning member 41; an engaging piece 42; a spring member 43.

Detailed Description

The embodiments of the present invention will be described with reference to the accompanying drawings.

As specific embodiment, the utility model discloses a hinge of area rotary hydraulic cylinder of embodiment, it includes stationary leaf 1, activity page or leaf 2, rotary hydraulic cylinder 3.

The rotary hydraulic cylinder 3 comprises an outer sleeve 31, a transmission piece 32, a piston 33, a spring 34 and a transduction piece 35; the fixed leaf 1 is provided with a first shaft sleeve 11, the movable leaf 2 is provided with a second shaft sleeve 21, and the rotary hydraulic cylinder 3 is arranged by penetrating the first shaft sleeve 11 and the second shaft sleeve 21. For example, the rotary hydraulic cylinder 3 is integrally connected to the first sleeve 11 and the second sleeve 21, or is connected by another means.

The transmission piece 32, the piston 33 and the spring 34 are arranged in the outer sleeve 31; the spring 34 is sleeved on the rotating element 32; the piston 33 is hinged with the transduction piece 35 and the transmission piece 32 and axially reciprocates in the outer sleeve 31. For example, the transmission member 32, the piston 33, and the spring 34 slide back and forth along the wall of the outer sleeve 31.

The guiding element 35 is provided with a positioning groove 351, and when the movable sheet 2 rotates to 0 degree or 180 degrees, the transmission element 35 is engaged with the positioning groove 351.

The working principle is that the rotary hydraulic cylinder 3 is integrally connected with the second shaft sleeve 21 arranged on the movable leaf 2, the movable leaf 2 drives the rotary hydraulic cylinder 3 to rotate when rotating, at the moment, the spring 34 is compressed, and the piston 33 moves towards the compression direction of the spring 34 in the outer sleeve 31.

The transmission member 32 includes a transmission body 324 and a transmission pin 325, the piston 33 is provided with a through hole 337, the through hole 337 is sized to fit the transmission pin 325, and the transmission pin 325 is disposed through the through hole 337.

The deflector 35 is further provided with a slide groove 352, and when the movable sheet 2 rotates, the spring 34 is compressed, the driving pin 325 rotates along the slide groove 352, and when the movable sheet 2 rotates to 0 degree or 180 degree, the spring 34 is further compressed, and the driving pin 325 is engaged with the positioning groove 351.

At this time, the driving pin 325 is fixedly connected to the piston 33, and when the piston 33 reciprocates in the outer sleeve 31, the driving pin 325 and the piston 33 reciprocate integrally. When the spring 34 is compressed, the piston 33 moves in the direction of compressing the spring 34, and the transmission pin 325 engages with the positioning groove 351 of the deflector 35 along the slide groove 352.

The rotary hydraulic cylinder 3 is threadedly connected with the first bushing 11 and the second bushing 21. The rotary hydraulic cylinder 3 can be linked with the first shaft sleeve 11 and the second shaft sleeve 21, and the rotary hydraulic cylinder 3 can be driven to rotate by the rotation of the hinge 2.

The oil level sensor also comprises an adjusting oil needle 36, a mounting hole 354 is formed in the axis position of the transduction piece 35, and the adjusting oil needle 36 is arranged in the mounting hole 354. Through setting up regulation oil needle 36, the return distance of the interior oil of hydro-cylinder is adjusted to the different regulation of the installation depth of accessible regulation oil needle 36 to the velocity of flow of regulation oil realizes the buffering.

The positioning transmission member 39 comprises a positioning member 391, an engaging member 392 and an elastic member 393, wherein the positioning member 391, the engaging member 392 and the elastic member 293 are hinged and are in threaded connection with the first sleeve 11 and the second sleeve 21.

The piston 33, the transmission member 32, the diversion member 35 and the adjusting oil needle 36 are sealed by sealing rings.

As used in the present invention, the term: first, second, etc. do not denote any order, quantity, or importance, but rather are used to distinguish one element from another.

As used in the present invention, the term: one, etc. do not denote a limitation of quantity, but rather denote the presence of at least one of the referenced item.

As in the present invention, the term indicating orientation or position is used: top, bottom, side, longitudinal, lateral, middle, center, outer, inner, horizontal, vertical, left, right, above, below, and the like are intended to reflect relative positions, not absolute positions.

The term as used in the present invention: approximate, whole, approximate, close, etc., are words of definition that specify the presence of stated features but allow for certain deviations. The amount of allowable deviation may vary depending on the particular context; for example, the specific context in which deviations from size may be relied upon includes, but is not limited to, national standards for dimensional tolerances.

Claims

1. A hinge with a rotary hydraulic cylinder comprises a fixed leaf (1), a movable leaf (2) and a rotary hydraulic cylinder (3);

the hydraulic cylinder is characterized in that the rotary hydraulic cylinder (3) comprises an outer sleeve (31), a transmission piece (32), a piston (33), a spring (34) and a transduction piece (35); the fixed leaf (1) is provided with a first shaft sleeve (11), the movable leaf (2) is provided with a second shaft sleeve (21), and the rotary hydraulic cylinder (3) penetrates through the first shaft sleeve (11) and the second shaft sleeve (21); the transmission piece (32), the piston (33) and the spring (34) are arranged in the outer sleeve (31); the spring (34) is sleeved on the rotating guide member (35); the piston (33) is hinged with the transduction piece (35) and the transmission piece (32) and axially reciprocates in the outer sleeve (31); the rotating guide piece (35) is provided with a positioning groove (351), and when the movable page (2) rotates to 0 degree or 180 degrees, the transmission piece (32) is clamped in the positioning groove (351).

2. Hinge with rotary hydraulic cylinder according to claim 1, characterized in that the transmission element (32) comprises a transmission body (324) and a transmission pin (325), the piston (33) is provided with a through hole (337), the through hole (337) being sized to cooperate with the transmission pin (325), the transmission pin (325) being arranged through the through hole (337).

3. The hinge with the rotary hydraulic cylinder as claimed in claim 2, wherein the guide member (35) is further provided with a sliding groove (352), when the movable leaf (2) rotates, the spring (34) is compressed, the transmission pin (325) rotates along the sliding groove (352), when the movable leaf (2) rotates to 0 degree or 180 degrees, the spring (34) is further compressed, and the transmission pin (325) is clamped in the positioning groove (351).

4. A hinge with a rotary hydraulic cylinder according to claim 3, characterized in that the rotary hydraulic cylinder (3) is screwed to the first sleeve (11) and the second sleeve (21).

5. The hinge with the rotary hydraulic cylinder as claimed in claim 1, further comprising an adjusting oil needle (36), wherein a mounting hole (354) is formed in the axial center position of the transduction member (35), and the adjusting oil needle (36) is arranged in the mounting hole (354).

6. The hinge with the rotary hydraulic cylinder as claimed in claim 1, further comprising a bearing (37), a fixing plate (38) and a positioning transmission member (4), wherein the positioning transmission member (4) comprises a positioning member (41), a clamping member (42) and an elastic member (43), and the positioning member (41), the clamping member (42) and the elastic member (43) are hinged and are in threaded connection with the first sleeve (11) and the second sleeve (21).

7. Hinge with rotary hydraulic cylinder according to claim 3, characterized in that the piston (33), the transmission element (32), the transduction element (35) and the adjustment oil needle (36) are sealed by sealing rings.