CN214498719U - Hydraulic hinge with adjustable one-way opening and closing positioning angle and buffering speed - Google Patents

Abstract

The utility model provides an one-way opening and closing door positioning angle and buffering speed adjustable hydraulic hinge, include: the buffer rotating shaft is installed between a rotating shaft installation hole of the movable seat and a rotating shaft butt joint sleeve hole of the fixing seat, the buffer rotating shaft is used for hinging the movable seat and the fixing seat, the spring buffer assembly and the buffer oil cylinder are respectively installed in the movable seat and are respectively contacted with a concave surface on the buffer rotating shaft, the gear shaft is installed in the movable seat and is contacted with the spring buffer assembly, the angle adjusting piece and the copper sleeve assembly are respectively installed at the left end and the right end of the buffer rotating shaft, one tip of two tip tight ingots is contacted with the angle adjusting piece, and the other tip is contacted with the copper sleeve assembly. The utility model discloses can realize closing the angularly adjustable of door location, return buffer speed is adjustable, adopts buffer spring and buffer cylinder matched with structure, can improve the security of glass door, is the uniform motion at the automatic re-setting in-process through ensureing the door body, avoids the potential safety hazard that the in-process that resets leads to because of the striking.

Description

Hydraulic hinge with adjustable one-way opening and closing positioning angle and buffering speed

Technical Field

The utility model relates to a hinge technical field, concretely relates to one-way hydraulic hinge that opens and close door positioning angle and buffering speed adjustable.

Background

The hydraulic buffer hinge is a hinge, also called damping hinge, and means that a noise elimination buffer hinge which utilizes the directional flow of high-density oil in a closed container to achieve an ideal buffer effect is provided.

The existing hydraulic buffer hinge generally has the following defects:

1) the angle of the opening and closing door can not be adjusted, the adaptability is poor, and the door opening and closing door can not be adapted to special occasions with deviation of the angle of the opening and closing door;

2) the buffering speed cannot be adjusted, and the door closing speed of the door leaf during automatic door closing cannot be adjusted according to actual requirements;

3) generally adopt single spring buffer structure, when the outside atress was inhomogeneous or after the live time is longer, buffer function suffered destruction very easily, and life is short, owing to adopt single spring buffer structure, the buffering at the uniform velocity can't be accomplished to the speed of the door body in the automatic re-setting process moreover.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an one-way opening and closing door positioning angle and buffer speed adjustable hydraulic hinge, design benefit can realize the angularly adjustable of switch door, and return buffer speed is adjustable to adopt buffer spring and buffer cylinder matched with structure, not only can improve the life and the buffering effect of hinge, can ensure moreover that the door body is the uniform motion at the automatic re-setting in-process.

In order to realize the technical scheme, the utility model provides an one-way hydraulic hinge that opens and close door positioning angle and buffer speed adjustable, include: the sliding seat, fixing base and buffering pivot, wherein the buffering pivot is installed between the pivot mounting hole of sliding seat and the pivot butt joint trepanning of fixing base, be used for articulated sliding seat and fixing base, spring buffering subassembly and buffer cylinder install respectively in the sliding seat and respectively with the epaxial concave surface contact of buffering, the gear axle is installed in the sliding seat and is contacted with spring buffering subassembly, both ends about buffering pivot are installed respectively to angle adjusting part and copper sheathing subassembly, the tight spindle of a tip in the tight spindle of two tips contacts with angle adjusting part, the other one contacts with copper sheathing subassembly.

Preferably, the movable seat comprises a movable seat body, a rotating shaft mounting seat is integrally formed at the front end of the movable seat body, a buffer spring mounting groove and an oil cylinder mounting groove are arranged on the rotating shaft mounting seat side by side, a rotating shaft mounting hole which penetrates through the rotating shaft mounting seat and is used for mounting the buffer rotating shaft is transversely arranged at the front end of the rotating shaft mounting seat, and a gear shaft mounting hole which transversely penetrates through the buffer spring mounting groove is arranged at the side end of the movable seat body; the fixing seat comprises a fixing seat body, the front end of the fixing seat body is provided with a rotating shaft butt joint groove matched with the rotating shaft mounting seat on the movable seat body, the left and right bulges of the rotating shaft butt joint groove are provided with rotating shaft butt joint sleeve holes, and a tip fastening ingot mounting hole is correspondingly arranged above each rotating shaft butt joint sleeve hole; the buffering rotating shaft is arranged between a rotating shaft mounting hole of the movable seat and a rotating shaft butt-joint sleeve hole of the fixing seat and used for hinging the movable seat and the fixing seat, the buffering rotating shaft comprises a rotating shaft body, a copper sleeve fixing end shaft is integrally arranged at the left end of the rotating shaft body, an angle adjusting piece mounting square shaft is integrally arranged at the right end of the rotating shaft body, a spring top shaft butt-joint arc-shaped concave surface is arranged at one end, close to the copper sleeve fixing end shaft, of the rotating shaft body, and an oil cylinder butt-joint arc-shaped concave surface is arranged at one end, close to the angle adjusting piece mounting square shaft, of the rotating shaft body; the spring buffer assembly comprises a spring top shaft, a buffer spring and an inner spring plug piece, wherein the spring top shaft is arranged in a buffer spring mounting groove of the movable seat; the buffer oil cylinder is arranged in the oil cylinder mounting groove of the movable seat, and the outer side surface of the buffer oil cylinder is contacted with the butt-joint arc-shaped concave surface of the oil cylinder on the buffer rotating shaft; the gear shaft is arranged in a gear shaft mounting hole formed in the movable seat and comprises a gear shaft body, a plurality of special-shaped step inclined planes are arranged on the gear shaft body, a spring inner plug piece in the spring buffer assembly is in contact with the special-shaped step inclined planes, a hexagonal screw hole is formed in the outer end portion of the gear shaft body, and an inner baffle plate is arranged in the inner end portion of the gear shaft body; the angle adjusting piece is sleeved on an angle adjusting piece mounting square shaft of the buffering rotating shaft and comprises an angle adjusting piece body, a rotating shaft butt square hole is formed in the transverse center of the angle adjusting piece body, the angle adjusting piece body is sleeved on the angle adjusting piece mounting square shaft of the buffering rotating shaft through the rotating shaft butt square hole, and straight knurling is uniformly formed in the outer side of the angle adjusting piece body; the copper bush component is sleeved on the copper bush fixed end shaft of the buffer rotating shaft; two tip tight spindles, one of them tip tight spindle is installed in the tip tight spindle mounting hole of fixing base right-hand member and is contacted with the straight line annular knurl in the angle adjusting part body outside, and the tight spindle of another tip is installed in the tip tight spindle mounting hole of fixing base left end and is contacted with the copper sheathing subassembly.

In above-mentioned technical scheme, among the actual work process, when needs carry out switch door angle modulation, only need at first unscrew the tight spindle of tip of fixing base right-hand member for the tight spindle of tip breaks away from the contact with the straight line annular knurl in the angle modulation spare body outside, then rotates the sliding seat, makes the angle that wants to adjust between sliding seat and the fixing base, then screws up the tight spindle of tip again, makes the tight spindle lock angle modulation spare of tip, thereby the biggest movable angle of injecing the switch door. When needs adjust return speed, only need use the screwdriver to insert in the hexagonal screw that the outer tip of gear axle set up, then the rotation gear axle, make the different dysmorphism ladder inclined plane that sets up on the gear axle body contact with the interior plug member of spring among the spring buffer unit, the elasticity size of buffer spring is controlled through the contact of the interior plug member of spring among different dysmorphism ladder inclined plane and the spring buffer unit (the dysmorphism ladder inclined plane is outwards salient more, pressure to plug member in the spring is big more, make the tighter of buffer spring compression, speed when promoting the buffering pivot return is fast more), thereby adjust the speed of hinge return. In the actual working process, the movable seat can rotate around the fixed seat under the driving of the buffering rotating shaft, when the door body is closed, the buffering spring returns to generate elastic force to drive the movable seat to do accelerated circular motion according to the circle center of the buffering rotating shaft, in the process, the buffering oil cylinder synchronously bears force to serve as the counterforce of the buffering spring to slow down the return action of the movable seat, and the elastic force of the buffering spring is continuously counteracted by the buffering of the buffering oil cylinder until the final return process all does uniform motion. In the door opening process, the buffer spring is extruded, the buffer oil cylinder returns, in the door closing process, the buffer spring returns to release elastic force, the buffer oil cylinder is extruded to release buffer force, and the buffer oil cylinder and the spring move coaxially on different structural surfaces of the same rotating shaft. Through adopting buffer spring and buffer cylinder matched with structure, not only can improve the life and the buffering effect of hinge, can ensure that the door body does uniform motion at the automatic re-setting in-process moreover.

Preferably, this internal movable seat deep floor that is provided with of sliding seat is provided with second countersunk head aircraft thread butt joint post on the sliding seat deep floor, and supreme cup joints in proper order on second countersunk head aircraft thread butt joint post down is fixed through second countersunk head aircraft thread down to flexible glue pad and panel, is used for hiding the sliding seat body through flexible glue pad and panel.

Preferably, this internal fixing base deep floor that is provided with of fixing base, also be provided with second countersunk head machine silk butt joint post on the fixing base deep floor, supreme cup jointing in proper order on second countersunk head machine silk butt joint post down is fixed through second countersunk head machine silk down to flexible glue pad and panel, is used for hiding the fixing base body through flexible glue pad and panel.

Preferably, a primary-secondary sleeve is arranged between the soft rubber pad and the panel, the second countersunk head machine wire penetrates through the primary-secondary sleeve, an ejector pin is arranged on the side end of the panel, the inner side of the ejector pin is in contact with the primary-secondary sleeve, the tightness of the primary-secondary sleeve can be adjusted through the ejector pin, and the second countersunk head machine wire is prevented from sinking in the long-term use process.

Preferably, the outer sides of the panels covering the upper parts of the movable seat body and the fixed seat body are covered with decorative cover plates, so that the overall attractiveness of the hinge is enhanced.

Preferably, the left and right sides that are located buffer spring mounting groove and hydro-cylinder mounting groove all are provided with first countersunk head machine silk installation screw, and the jam plate is fixed in the top of buffer spring mounting groove and hydro-cylinder mounting groove through the cooperation between first countersunk head machine silk and the first countersunk head machine silk installation screw for spring buffering subassembly and cushion cylinder in buffer spring mounting groove and hydro-cylinder mounting groove are installed in the protection.

Preferably, the outside of gear axle mounting hole is provided with the second dress trim cover mounting hole, and the second dress trim cover lid closes and covers the gear axle in the second dress trim cover mounting hole for protect the gear axle.

Preferably, the copper sheathing subassembly comprises interior copper sheathing and outer copper sheathing, and wherein interior copper sheathing cup joints on the fixed end axle of copper sheathing of buffering pivot, and outer copper sheathing cup joints on interior copper sheathing, and outer copper sheathing is provided with the tight spindle hole of the tight spindle assorted with the tip, and the copper sheathing subassembly inserts to the downthehole back of the pivot butt joint cover of fixing base and closes through first dress trim cover lid for protect the buffering pivot.

Preferably, the anti-collision glue is installed at the butt joint of the rotating shaft mounting seat of the movable seat body and the rotating shaft butt joint groove of the fixing seat, so that the rotating shaft mounting seat is protected, and abnormal sound in the rotating process is reduced.

The utility model provides a pair of one-way opening and closing door positioning angle and buffer speed adjustable hydraulic hinge's beneficial effect lies in:

1) this one-way hydraulic hinge that opens and shuts door positioning angle and buffering speed adjustable simple structure, and reasonable design, installation convenient to use, can realize the regulation of switch door angle modulation, when needs carry out switch door angle modulation, only need at first to unscrew the tight spindle of tip of fixing base right-hand member, make the tight spindle of tip break away from the contact with the straight line annular knurl in the angle modulation body outside, then rotate the sliding seat, make the angle that becomes to want to adjust between sliding seat and the fixing base, then screw up the tight spindle of tip again, make the tight spindle lock dead angle modulation piece of tip, thereby the biggest movable angle of limited switch door.

2) This one-way hydraulic hinge that opens and closes door positioning angle and buffer speed adjustable can realize that return buffer speed is adjustable, when needs are adjusted return speed, only need use the screwdriver to insert in the hexagonal screw that sets up to the outer tip of gear axle, then the gear axle rotates, make the interior plug member contact of spring among the different dysmorphism ladder inclined plane that sets up and the spring buffer subassembly on the gear axle body, through the interior plug member contact of spring among different dysmorphism ladder inclined plane and the spring buffer subassembly control buffer spring's elasticity size (dysmorphism ladder inclined plane is outside protrusion more, pressure to plug member in the spring is big more, make tighter of buffer spring compression, speed when promoting the buffering pivot return is fast more), thereby adjust the speed of hinge return.

3) This one-way opening and closing door positioning angle and buffering speed adjustable hydraulic hinge adopts buffer spring and buffer cylinder matched with structure, not only can improve the life and the buffering effect of hinge, and can ensure that the door body is the uniform motion at the automatic re-setting in-process, in the actual working process, the sliding seat can rotate around the fixing base under the drive of buffering pivot, when the door body was closed, buffer spring return produced elasticity and drives the sliding seat and do circular motion with higher speed according to buffering pivot centre of a circle, at this in-process, buffer cylinder synchronous atress does buffer spring's reaction force, slow down the action of sliding seat return, buffer spring's elasticity lasts and is offset all to the uniform motion to last return process by buffer cylinder buffering. In the door opening process, the buffer spring is extruded, the buffer oil cylinder returns, in the door closing process, the buffer spring returns to release elastic force, the buffer oil cylinder is extruded to release buffer force, and the buffer oil cylinder and the spring move coaxially on different structural surfaces of the same rotating shaft. Through adopting buffer spring and buffer cylinder matched with structure, not only can improve the life and the buffering effect of hinge, can ensure that the door body does uniform motion at the automatic re-setting in-process moreover.

Drawings

Fig. 1 is an exploded perspective view of the embodiment 1.

Fig. 2 is a schematic perspective view of embodiment 1.

Fig. 3 is a schematic perspective view of the movable seat in embodiment 1.

Fig. 4 is a schematic perspective view of the fixing base in embodiment 1.

Fig. 5 is a schematic perspective view of a buffering rotating shaft in embodiment 1.

Fig. 6 is a schematic perspective view of the copper sheathing assembly according to embodiment 1.

Fig. 7 is a schematic perspective view of the angle adjusting member in embodiment 1.

Fig. 8 is a schematic perspective view of a shift lever shaft in embodiment 1.

Fig. 9 is a schematic view of the installation structure of the pointed tightening spindle and the angle adjusting member for adjusting the angle of different opening and closing doors in embodiment 1.

Fig. 10 is a schematic view showing the stress and behavior of the spring buffer assembly and the buffer rotation shaft at different angles in embodiment 1.

Fig. 11 is a schematic view of the spring cylinder and the buffer shaft at different angles in embodiment 1.

Fig. 12 is a schematic view of the spring buffer assembly and the spring cylinder of embodiment 1 showing the stress and behavior of the buffer rotating shaft at different angles.

Fig. 13 is a schematic perspective view of embodiment 2.

Fig. 14 is a schematic perspective view of embodiment 3.

In the figure: 1. a movable seat; 101. a movable seat body; 102. a movable seat reinforcing rib plate; 103. a second countersunk head machine thread docking post; 104. A rotating shaft mounting base; 105. a rotating shaft mounting hole; 106. a buffer spring mounting groove; 107. an oil cylinder mounting groove; 108. the first countersunk head machine thread is provided with a screw hole; 109. a gear shaft mounting hole; 110. a second trim cover mounting hole; 2. a fixed seat; 201. a fixed seat body; 202. a reinforcing rib plate of the fixed seat; 203. a countersunk head machine thread butt-joint column; 204. the rotating shaft is butted with the sleeve hole; 205. a sharp-end tight ingot mounting hole; 3. a decorative cover plate; 4. a panel; 5. a buffer rotating shaft; 51. a rotating shaft body; 52. the copper bush fixes the end shaft; 53. the spring top shaft is butted with the arc concave surface; 54. the oil cylinder is butted with the arc concave surface; 55. the angle adjusting piece is provided with a square shaft; 6. a locking plate; 7. a buffer oil cylinder; 8. a spring top shaft; 9. a buffer spring; 10. a spring inner plug; 11. a gear shaft; 111. a gear shaft body; 112. a shaped step slope; 113. a hexagonal screw hole; 114. an inner baffle; 12. an inner copper sleeve; 13. an outer copper sleeve; 14. a first decorative cover; 15. an angle adjusting member; 151. an angle adjusting member body; 152. the rotating shaft is butted with the square hole; 153. knurling the straight lines; 16. adjusting the copper sleeve; 17. A sharp head is used for fastening the ingot; 18. a second decorative cover; 19. a first countersunk head machine thread; 20. a soft rubber cushion; 21. a second countersunk head machine thread; 22. a thimble; 23. a primary-secondary sleeve; 24. and (5) anti-collision glue.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art without any inventive step are within the scope of the present invention.

Example 1: a hydraulic hinge with adjustable one-way opening and closing positioning angle and buffering speed.

Referring to fig. 1 to 12, a hydraulic hinge with adjustable positioning angle and buffering speed for opening and closing a door in one direction includes:

the movable seat 1 comprises a movable seat body 101, a rotating shaft mounting seat 104 is integrally formed at the front end of the movable seat body 101, a buffer spring mounting groove 106 and an oil cylinder mounting groove 107 are arranged on the rotating shaft mounting seat 104 side by side (the structure is generally called a two-box structure, a plurality of buffer spring mounting grooves 106 and oil cylinder mounting grooves 107 can be arranged according to the size of an actual door body, the wider the movable seat body 101 is, the more the buffer spring mounting grooves 106 and the oil cylinder mounting grooves 107 can be arranged, the buffer spring mounting grooves 106 and the oil cylinder mounting grooves 107 can adopt different types of mounting modes such as 1+1, 2+1 and 2+2, etc.), a rotating shaft mounting hole 105 which penetrates through the rotating shaft mounting seat 104 and is used for mounting a buffer rotating shaft 5 is transversely arranged at the front end of the rotating shaft mounting seat 104, and a gear shaft mounting hole 109 which transversely penetrates through the buffer spring mounting groove 106 is arranged at the side end of the movable seat body 101, a second decorative cover mounting hole 110 is arranged on the outer side of the gear shaft mounting hole 109, a second decorative cover 18 covers the gear shaft 11 in the second decorative cover mounting hole 110 and is used for protecting the gear shaft 11, a movable seat reinforcing rib plate 102 is arranged in the movable seat body 101, a second countersunk head machine thread butt-joint column 103 is arranged on the movable seat reinforcing rib plate 102, a soft rubber pad 20 and a panel 4 are sequentially sleeved on the second countersunk head machine thread butt-joint column 103 from bottom to top and then are fixed through a second countersunk head machine thread 21, the movable seat body 101 is covered through the soft rubber pad 20 and the panel 4, a primary-secondary sleeve 23 is arranged between the soft rubber pad 20 and the panel 4, the second countersunk head machine thread 21 penetrates through the primary-secondary sleeve 23, a thimble 22 is arranged on the side end of the panel 4, the inner side of the thimble 22 is in contact with the primary-secondary sleeve 23, the tightness of the primary-secondary sleeve 23 can be adjusted through the thimble 22, and the second countersunk head machine thread 21 is prevented from sinking in the long-term use process, the decorative cover plate 3 covers the outer side of the panel 4, the integral aesthetic property of the hinge is enhanced, first countersunk head machine thread installation screw holes 108 are formed in the left side and the right side of the buffer spring installation groove 106 and the oil cylinder installation groove 107, the locking plate 6 is fixed above the buffer spring installation groove 106 and the oil cylinder installation groove 107 through the matching between the first countersunk head machine thread 19 and the first countersunk head machine thread installation screw holes 108 and is used for protecting a spring buffer assembly and a buffer oil cylinder 7 which are installed in the buffer spring installation groove 106 and the oil cylinder installation groove 107, and the anti-collision rubber 24 is installed at the butt joint of the rotating shaft installation seat 104 of the movable seat body 101 and the rotating shaft butt joint groove of the fixed seat 2 and is used for protecting the rotating shaft installation seat 104 and reducing abnormal sound in the rotating process;

the fixing seat 2 comprises a fixing seat body 201, a rotating shaft butt joint groove matched with the rotating shaft mounting seat 104 on the movable seat body 101 is formed in the front end of the fixing seat body 201, rotating shaft butt joint sleeve holes 204 are formed in the left and right protrusions of the rotating shaft butt joint groove, a sharp head fastening ingot mounting hole 205 is correspondingly formed above each rotating shaft butt joint sleeve hole 204, a fixing seat reinforcing rib plate 202 is arranged in the fixing seat body 201, a countersunk head machine wire butt joint column 203 is also formed in the fixing seat reinforcing rib plate 202, the soft rubber pad 20 and the panel 4 are sequentially sleeved on the countersunk head machine wire butt joint column 203 from bottom to top and then are fixed through a second countersunk head machine wire 21, the fixing seat body 201 is covered through the soft rubber pad 20 and the panel 4, and the decorative cover plate 3 is covered on the outer side of the panel 4, so that the overall attractiveness of the hinge is improved;

the buffering rotating shaft 5 is installed between a rotating shaft installation hole 105 of the movable seat 1 and a rotating shaft butt-joint sleeve hole 204 of the fixed seat 2 and used for hinging the movable seat 1 and the fixed seat 2 so that the movable seat 1 can rotate relative to the fixed seat 2, the buffering rotating shaft 5 comprises a rotating shaft body 51, a copper sleeve fixed end shaft 52 is integrally arranged at the left end of the rotating shaft body 51, an angle adjusting piece installation square shaft 55 is integrally arranged at the right end of the rotating shaft body 51, a spring top shaft butt-joint arc concave surface 53 is arranged at one end, close to the copper sleeve fixed end shaft 52, of the rotating shaft body 51, an oil cylinder butt-joint arc concave surface 54 is arranged at one end, close to the angle adjusting piece installation square shaft 55, of the rotating shaft body 51, and in the actual working process, because the buffering rotating shaft 5 is in the rotating process, in contact between the spring top shaft butt-joint arc concave surface 53 and the oil cylinder butt-joint arc concave surface 54 and the spring top shaft 8 and the buffering oil cylinder 7, the compression of the spring top shaft 8 and the buffer oil cylinder 7 with different strengths is realized, and the buffer and the automatic return during the door opening and closing are realized;

the spring buffer assembly comprises a spring top shaft 8, a buffer spring 9 and a spring inner plug 10, wherein the spring top shaft 8 is installed in a buffer spring installation groove 106 of the movable seat 1, the spring inner plug 10 is installed at the tail end of the buffer spring installation groove 106, the spring top shaft 8 is installed at the front end of the buffer spring installation groove 106 and is in contact with a spring top shaft butt arc-shaped concave surface 53 on the buffer rotating shaft 5, the buffer spring 9 is installed between the spring inner plug 10 and the spring top shaft 8, in the actual working process, the buffer rotating shaft 5 drives the spring top shaft butt arc-shaped concave surface 53 to rotate in the rotating process, the buffer spring 9 can be compressed in the rotating process between the spring top shaft butt arc-shaped concave surface 53 and the spring top shaft 8, the buffer effect is further achieved, and after external force disappears, the buffer spring 9 rebounds and resets to push the buffer rotating shaft 5 to realize automatic return;

the buffer oil cylinder 7 is installed in the oil cylinder installation groove 107 of the movable seat, the outer side surface of the buffer oil cylinder 7 is in contact with the oil cylinder butt-joint arc-shaped concave surface 54 on the buffer rotating shaft 5, in the actual working process, the buffer rotating shaft 5 drives the oil cylinder butt-joint arc-shaped concave surface 54 to rotate in the rotating process, and the buffer oil cylinder 7 is compressed in the rotating process between the oil cylinder butt-joint arc-shaped concave surface 54 and the buffer oil cylinder 7, so that the buffer effect is achieved;

the gear shaft 11, the gear shaft 11 is installed in a gear shaft installation hole 109 formed in the movable seat 1, the gear shaft 11 includes a gear shaft body 111, three special-shaped stepped slopes 112 (three-gear speed regulation) are arranged on the gear shaft body 111, an inner spring plug 10 in the spring buffer assembly contacts with the special-shaped stepped slopes 112, a hexagonal screw hole 113 is formed in the outer end portion of the gear shaft body 111, an inner end portion of the gear shaft body 111 is provided with an inner baffle 114, in the actual working process, the inner spring plug 10 contacts with the special-shaped stepped slopes 112, when the return speed needs to be regulated, only a screwdriver needs to be inserted into the hexagonal screw hole 113 formed in the outer end portion of the gear shaft 11, then the gear shaft 11 is rotated, so that different special-shaped stepped slopes 112 arranged on the gear shaft body 111 contact with the inner spring plug 10 in the spring buffer assembly, and the buffer spring 9 is controlled by the contact of the different special-shaped stepped slopes 112 and the inner spring plug 10 in the spring buffer assembly The more the special-shaped step slope 112 protrudes outwards, the higher the pressure on the spring inner plug 10 is, so that the buffer spring 9 is compressed more tightly, and the speed for pushing the buffer rotating shaft 5 to return is higher, thereby adjusting the return speed of the hinge;

the angle adjusting piece 15 is sleeved on an angle adjusting piece mounting square shaft 55 of the buffering rotating shaft 5, the angle adjusting piece 15 comprises an angle adjusting piece body 151, a rotating shaft butt-joint square hole 152 is formed in the transverse center of the angle adjusting piece body 151, the angle adjusting piece body 151 is sleeved on the angle adjusting piece mounting square shaft 55 of the buffering rotating shaft 5 through the rotating shaft butt-joint square hole 152, and straight-grain knurls 153 are uniformly formed in the outer side of the angle adjusting piece body 151;

the copper bush component is sleeved on the copper bush fixed end shaft 52 of the buffering rotating shaft 5 and consists of an inner copper bush 12 and an outer copper bush 13, wherein the inner copper bush 12 is sleeved on the copper bush fixed end shaft 52 of the buffering rotating shaft 5, the outer copper bush 13 is sleeved on the inner copper bush 12, a fastening spindle hole matched with the tip fastening spindle 17 is formed in the outer copper bush 13, and the copper bush component is inserted into the rotating shaft butt joint sleeve hole 204 of the fixed seat 2 and then is covered by the first decorating cover 14 to protect the buffering rotating shaft 5;

two tight spindle 17 of tip, the tight spindle 17 of one of them tip is installed in the tight spindle mounting hole 205 of tip at the fixing base 2 right-hand member and is contacted with the straight line knurling 153 in the angle adjusting part body 151 outside, the tight spindle 17 of another tip is installed in the tight spindle mounting hole 205 of tip at the fixing base 2 left-hand member and is docked with the tight spindle hole that sets up on the outer copper sheathing 13 in the copper sheathing subassembly, in the actual work, through adjusting the tight spindle 17 of tip and the straight line knurling 153 contact angle in the angle adjusting part body 151 outside, can adjust the maximum angle of switch door.

This one-way hydraulic hinge who opens and shuts door positioning angle and buffering speed adjustable simple structure, and reasonable design, installation convenient to use, can realize the regulation of switch door angle modulation, when needs carry out switch door angle modulation, only need at first to unscrew the tight spindle 17 of tip of 2 right-hand members of fixing base, make the tight spindle 17 of tip break away from the contact with the straight line annular knurl 153 in the angle modulation body 151 outside, then rotate sliding seat 1, make between sliding seat 1 and the fixing base 2 become the angle that wants to adjust, then screw up the tight spindle 17 of tip again, make the tight spindle 17 dead angle modulation piece 15 of lock of the tight spindle 17 of tip, thereby the biggest movable angle of injecing the switch door, adapt to the switch door angle requirement of specific occasion.

The hydraulic hinge with adjustable one-way opening and closing positioning angle and buffering speed can realize adjustable returning buffering speed, in the actual working process, when the returning speed needs to be adjusted, as the spring inner plug part 10 is contacted with the special-shaped step inclined plane 112, when the returning speed needs to be adjusted, only a screwdriver needs to be inserted into the hexagonal screw hole 113 arranged at the outer end part of the gear shaft 11, and then the gear shaft 11 is rotated, so that different special-shaped step inclined planes 112 arranged on the gear shaft body 111 are contacted with the spring inner plug part 10 in the spring buffering assembly, the elastic force of the buffering spring 9 is controlled by the contact of different special-shaped step inclined planes 112 and the spring inner plug part 10 in the spring buffering assembly (the more the special-shaped step inclined plane 112 protrudes outwards, the greater the pressure on the spring inner plug part 10 is, the buffering spring 9 is compressed more tightly, and the speed when the buffering rotating shaft 5 is pushed to return is faster), thereby adjusting the speed of hinge return.

This one-way hydraulic hinge that opens and closes door positioning angle and buffering speed adjustable adopts buffer spring 9 and buffer cylinder 7 matched with structure, not only can improve the life and the buffering effect of hinge, and can ensure that the door body is the uniform motion at the automatic re-setting in-process, in the actual working process, sliding seat 1 can rotate around fixing base 2 under the drive of buffering pivot 5, when the door body was closed, buffer spring 9 return produced elasticity and drives sliding seat 1 and do circular arc motion with higher speed according to buffering pivot 5 centre of a circle, at this in-process, buffer cylinder 7 synchronous stress is the reaction force of buffer spring 9, slow down sliding seat return effect, buffer spring 9's elasticity lasts and is offset to last return process and all is the uniform motion by buffer cylinder 7 buffering. In the door opening process, the buffer spring 9 is extruded, the buffer oil cylinder 7 returns, in the door closing process, the buffer spring 9 returns to release elastic force, the buffer oil cylinder 7 is extruded to release buffer force, and the buffer oil cylinder 7 and the buffer spring 9 move coaxially on different structural surfaces of the same rotating shaft. Through adopting buffer spring 9 and buffer cylinder 7 matched with structure, not only can improve the life and the buffering effect of hinge, can ensure that the door body does uniform motion at the automatic re-setting in-process moreover.

Example 2: a hydraulic hinge with adjustable one-way opening and closing positioning angle and buffering speed.

Referring to fig. 13, in the hydraulic hinge with adjustable unidirectional door opening and closing positioning angle and buffering speed, the fixed seat 1 is replaced by a mounting plate, the mounting plate and the movable seat 2 are arranged to be 90 degrees, and other technical characteristics are the same as those of the embodiment 1.

Example 3: a hydraulic hinge with adjustable one-way opening and closing positioning angle and buffering speed.

Referring to fig. 14, a hydraulic hinge with adjustable positioning angle for opening and closing a door in one direction and adjustable buffering speed is provided, wherein an included angle of 135 degrees is formed between a fixed seat 1 and a movable seat 2, and other technical characteristics are the same as those of embodiment 1.

The above description is a preferred embodiment of the present invention, but the present invention should not be limited to the disclosure of the embodiment and the accompanying drawings, and therefore, all equivalents and modifications that can be accomplished without departing from the spirit of the present invention are within the protection scope of the present invention.

Claims (10)

1. The utility model provides a hydraulic hinge that one-way opening was closed door location angle and buffering speed adjustable which characterized in that includes: the sliding seat, fixing base and buffering pivot, wherein the buffering pivot is installed between the pivot mounting hole of sliding seat and the pivot butt joint trepanning of fixing base, be used for articulated sliding seat and fixing base, spring buffering subassembly and buffer cylinder install respectively in the sliding seat and respectively with the epaxial concave surface contact of buffering, the gear axle is installed in the sliding seat and is contacted with spring buffering subassembly, both ends about buffering pivot are installed respectively to angle adjusting part and copper sheathing subassembly, the tight spindle of a tip in the tight spindle of two tips contacts with angle adjusting part, the other one contacts with copper sheathing subassembly.

2. The hydraulic hinge with adjustable positioning angle and buffering speed for opening and closing the door in one direction as claimed in claim 1, wherein:

the movable seat comprises a movable seat body, a rotating shaft mounting seat is integrally formed at the front end of the movable seat body, a buffer spring mounting groove and an oil cylinder mounting groove are arranged on the rotating shaft mounting seat side by side, a rotating shaft mounting hole which penetrates through the rotating shaft mounting seat and is used for mounting the buffer rotating shaft is transversely arranged at the front end of the rotating shaft mounting seat, and a gear shaft mounting hole which transversely penetrates through the buffer spring mounting groove is arranged at the side end of the movable seat body;

the fixing seat comprises a fixing seat body, the front end of the fixing seat body is provided with a rotating shaft butt joint groove matched with the rotating shaft mounting seat on the movable seat body, the left and right bulges of the rotating shaft butt joint groove are provided with rotating shaft butt joint sleeve holes, and a tip fastening ingot mounting hole is correspondingly arranged above each rotating shaft butt joint sleeve hole;

the buffering rotating shaft is arranged between a rotating shaft mounting hole of the movable seat and a rotating shaft butt-joint sleeve hole of the fixing seat and used for hinging the movable seat and the fixing seat, the buffering rotating shaft comprises a rotating shaft body, a copper sleeve fixing end shaft is integrally arranged at the left end of the rotating shaft body, an angle adjusting piece mounting square shaft is integrally arranged at the right end of the rotating shaft body, a spring top shaft butt-joint arc-shaped concave surface is arranged at one end, close to the copper sleeve fixing end shaft, of the rotating shaft body, and an oil cylinder butt-joint arc-shaped concave surface is arranged at one end, close to the angle adjusting piece mounting square shaft, of the rotating shaft body;

the spring buffer assembly comprises a spring top shaft, a buffer spring and an inner spring plug piece, wherein the spring top shaft is arranged in a buffer spring mounting groove of the movable seat;

the buffer oil cylinder is arranged in the oil cylinder mounting groove of the movable seat, and the outer side surface of the buffer oil cylinder is contacted with the butt-joint arc-shaped concave surface of the oil cylinder on the buffer rotating shaft;

the gear shaft is arranged in a gear shaft mounting hole formed in the movable seat and comprises a gear shaft body, a plurality of special-shaped step inclined planes are arranged on the gear shaft body, a spring inner plug piece in the spring buffer assembly is in contact with the special-shaped step inclined planes, a hexagonal screw hole is formed in the outer end portion of the gear shaft body, and an inner baffle plate is arranged in the inner end portion of the gear shaft body;

the angle adjusting piece is sleeved on an angle adjusting piece mounting square shaft of the buffering rotating shaft, the angle adjusting piece comprises an angle adjusting piece body, a rotating shaft butt-joint square hole is formed in the transverse center of the angle adjusting piece body, the angle adjusting piece body is sleeved on the angle adjusting piece mounting square shaft of the buffering rotating shaft through the rotating shaft butt-joint square hole, straight knurling is uniformly arranged on the outer side of the angle adjusting piece body,

the copper bush component is sleeved on the copper bush fixed end shaft of the buffer rotating shaft;

two tip tight spindles, one of them tip tight spindle is installed in the tip tight spindle mounting hole of fixing base right-hand member and is contacted with the straight line annular knurl in the angle adjusting part body outside, and the tight spindle of another tip is installed in the tip tight spindle mounting hole of fixing base left end and is contacted with the copper sheathing subassembly.

3. The hydraulic hinge with adjustable positioning angle and buffering speed for opening and closing the door in one direction as claimed in claim 2, wherein: this internal movable seat deep floor that is provided with of sliding seat is provided with second countersunk head machine silk butt joint post on the sliding seat deep floor, and flexible glue pad and panel cup joint in proper order on second countersunk head machine silk butt joint post from supreme down and fixed through second countersunk head machine silk.

4. The hydraulic hinge with adjustable positioning angle and buffering speed for opening and closing the door in one direction as claimed in claim 3, wherein: this internal fixing base deep floor that is provided with of fixing base, also be provided with second countersunk head machine silk butt joint post on the fixing base deep floor, flexible glue pad and panel cup joint in proper order on second countersunk head machine silk butt joint post from supreme down and then fixed through second countersunk head machine silk.

5. The hydraulic hinge with adjustable positioning angle and buffering speed for opening and closing the door in one direction as claimed in claim 4, wherein: a primary-secondary sleeve is arranged between the soft rubber pad and the panel, the second countersunk head machine wire penetrates through the primary-secondary sleeve, a thimble is arranged on the side end of the panel, and the inner side of the thimble is in contact with the primary-secondary sleeve.

6. The hydraulic hinge with adjustable positioning angle and buffering speed for opening and closing the door in one direction as claimed in claim 4, wherein: the outer sides of the panels covering the upper parts of the movable seat body and the fixed seat body are covered with decorative cover plates.

7. The hydraulic hinge with adjustable positioning angle and buffering speed for opening and closing the door in one direction as claimed in claim 2, wherein: the left and right sides that is located buffer spring mounting groove and hydro-cylinder mounting groove all is provided with first countersunk head machine silk installation screw, and the jam plate is fixed in the top of buffer spring mounting groove and hydro-cylinder mounting groove through the cooperation between first countersunk head machine silk and the first countersunk head machine silk installation screw.

8. The hydraulic hinge with adjustable positioning angle and buffering speed for opening and closing the door in one direction as claimed in claim 2, wherein: the outside of gear axle mounting hole is provided with the second dress trim cover mounting hole, and the second dress trim cover lid closes to cover the gear axle in the second dress trim cover mounting hole.

9. The hydraulic hinge with adjustable positioning angle and buffering speed for opening and closing the door in one direction as claimed in claim 2, wherein: the copper sheathing subassembly comprises interior copper sheathing and outer copper sheathing, and wherein interior copper sheathing cup joints on the fixed end shaft of copper sheathing of buffering pivot, and outer copper sheathing cup joints on interior copper sheathing, is provided with on the outer copper sheathing with the tight spindle hole of the tight spindle assorted of tip, and the copper sheathing subassembly inserts to close through first dress trim cover lid behind the pivot butt joint cover downthehole of fixing base.

10. The hydraulic hinge with adjustable positioning angle and buffering speed for opening and closing the door in one direction as claimed in claim 2, wherein: the anti-collision glue is arranged at the butt joint of the rotating shaft mounting seat of the movable seat body and the rotating shaft butt joint groove of the fixing seat.

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