CN111894381A

CN111894381A - Rotary bidirectional buffer

Info

Publication number: CN111894381A
Application number: CN202010778269.8A
Authority: CN
Inventors: 王建发
Original assignee: Zhongrui Intelligent Technology Dongguan Co ltd
Current assignee: Zhongrui Intelligent Technology Dongguan Co ltd
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2020-11-06

Abstract

The invention discloses a rotary bidirectional buffer, and relates to the technical field of buffering devices. This two-way buffer of rotation type, including the casing, fixed mounting has the baffle in the casing, and the top that lies in the baffle in the casing slides and is provided with the clamp plate, cuts apart into reserve room, upper oil chamber and grease chamber down by baffle and clamp plate from top to bottom in the casing, has seted up the oil gallery in the casing, the both ends of oil gallery respectively with grease chamber and reserve room intercommunication down, be close to top fixed mounting on the inner wall of casing and have the stopper. This two-way buffer of rotation type can realize two-way rotation type buffering effect, when closing or opening, the homoenergetic realizes the buffering, has promoted buffering effect, and when using, the flexible subassembly of setting can promote the stability when using.

Description

Rotary bidirectional buffer

Technical Field

The invention relates to the technical field of buffering devices, in particular to a rotary bidirectional buffer.

Background

Automatic door, drawer etc. do not all possess a better buffering shock attenuation effect usually, all adopt hinge or slide rail setting usually, open or close the in-process, often can bump if put the hand midway, send the noise, cause the damage even. In order to reduce the problems generated above, part of the problems are relieved by using the buffer, although some buffers with buffering effect exist at present, the traditional buffer is processed in an extruding mode when in use, so that the buffering effect is poor, and in the process of achieving the buffering, the buffer is generally in one-way buffering, one of the processes of opening or closing can achieve the buffering effect, the other direction cannot play a buffering protection effect, meanwhile, when in use, the stability is poor, and the market demand cannot be met.

Disclosure of Invention

The invention provides a rotary bidirectional buffer, which can realize bidirectional rotary buffering effect, can realize buffering when being closed or opened, improves the buffering effect, and can improve the stability when in use due to the arranged telescopic assembly.

In order to achieve the purpose, the invention is realized by the following technical scheme: a rotary bidirectional buffer comprises a shell, wherein a partition plate is fixedly arranged in the shell, a pressing plate is arranged in the shell in a sliding mode above the partition plate, the shell is divided into a standby chamber, an upper oil chamber and a lower oil chamber by the partition plate and the pressing plate from top to bottom, an oil return groove is formed in the shell, two ends of the oil return groove are respectively communicated with the lower oil chamber and the standby chamber, a limiting block is fixedly arranged on the inner wall of the shell close to the top, a sealing plate is connected to the position, in the shell, of an opening in the shell in a threaded mode, and a shell cover is;

the improved sealing plate is characterized in that a groove is formed in the center of the top of the sealing plate, a round block is arranged in the groove, a rotary rod penetrates through the round block along a vertical center line, a threaded hole is formed in the bottom of the rotary rod, a lead screw is connected in the threaded hole in a threaded manner, the bottom of the lead screw is fixedly connected with a pressing plate, a telescopic assembly is fixedly mounted at the top of the pressing plate, and the top of the telescopic assembly is fixedly connected with the sealing plate.

The telescopic assembly comprises a pipe body, the bottom of the pipe body is fixedly connected with a pressing plate, a sliding rod is embedded in the top of the pipe body, the top of the sliding rod is fixedly connected with a sealing plate, a sliding block is fixedly mounted at one end, located on the pipe body, of the sliding rod, an elastic ring is fixedly mounted at the bottom of the sliding block, the bottom of the elastic ring is fixedly connected with the inner wall of the pipe body, a spring is sleeved on the outer wall of the sliding rod, and the two ends of the spring are fixedly connected with the sliding block and the inner wall of the pipe body respectively.

The pressing plate is provided with a circumferential wall, wherein a ring groove is formed in the circumferential wall of the pressing plate, and a sealing ring is arranged in the ring groove.

The oil filler point has been seted up to the bottom of casing, the mounting groove has been seted up to the inner wall bottom of oil filler point, oil filler point female connection has the screw rod, the bottom fixed mounting of screw rod has the piece of turning round, the cover is equipped with the ring pad on the outer wall of screw rod, the ring pad is located the mounting groove.

And balls are embedded in the top and the bottom of the round block.

Wherein, the corresponding sides of recess and cap all seted up annular track groove.

Wherein, fixed mounting has the fixed ring piece on the outer wall of casing, and has seted up the mounting hole in the fixed ring piece.

Wherein, the top center of the clapboard is provided with an oil hole.

Wherein, the top center of the shell cover is provided with a jack.

Wherein, the top of the sealing plate is provided with an inner hexagonal groove.

The invention provides a rotary bidirectional buffer. The method has the following beneficial effects:

(1) this two-way buffer of rotation type, when using, can rotate the rotary rod, make the rotary rod drive the lead screw and remove, when the lead screw moves down, can drive the clamp plate and remove, extrude the interior oil that oils the room, make oil enter into the grease chamber down through the oilhole, entering into the reserve chamber through the oil gallery, realize the cushioning effect, when rotary rod antiport, can make clamp plate rebound, extrude the interior oil of reserve chamber, make the interior oil of reserve chamber enter into grease chamber down, entering into the oil chamber through the oilhole in, realize the buffering, and then realized the two-way buffering effect of rotation type, and convenient to use.

(2) This two-way buffer of rotation type, when the rotary rod rotates, can make the clamp plate remove, along with the removal of clamp plate, can make flexible subassembly length change, the slider can stretch or compress elastic ring and spring for the clamp plate can be stable the removal, realizes the stability of rotary rod and rotates, has promoted the stability when using.

(3) This two-way buffer of rotation type when rotating the rotary rod, can drive the disk and rotate, and the ball that sets up can roll at annular track inslot, friction when can reducing the rotary rod and rotate promotes the sensitivity.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic view of a housing cover according to the present invention;

FIG. 4 is a schematic view of a seal plate of the present invention;

fig. 5 is a schematic structural view of the telescopic assembly of the present invention.

In the figure: 1. a housing; 101. a lower oil chamber; 102. an upper oil chamber; 103. a standby chamber; 104. an oil filler hole; 105. mounting grooves; 106. an oil return groove; 2. a partition plate; 201. an oil hole; 3. a fixed ring block; 301. mounting holes; 4. a screw; 5. twisting the block; 6. a ring pad; 7. pressing a plate; 701. a ring groove; 8. a seal ring; 9. a screw rod; 10. rotating the rod; 11. a threaded hole; 12. a telescoping assembly; 1201. a pipe body; 1202. a slider; 1203. a slide bar; 1204. a spring; 1205. an elastic ring; 13. a limiting block; 14. a shell cover; 1401. a jack; 15. a sealing plate; 1501. an inner hexagonal groove; 1502. a groove; 16. a round block; 17. and a ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

Embodiment one, refer to fig. 1 and 2: a rotary bidirectional buffer comprises a shell 1, a clapboard 2 is fixedly installed in the shell 1, a pressing plate 7 is arranged in the shell 1 and positioned above the clapboard 2 in a sliding manner, the shell 1 is divided into a standby chamber 103, an upper oil chamber 102 and a lower oil chamber 101 from top to bottom by the clapboard 2 and the pressing plate 7, an oil return groove 106 is formed in the shell 1, two ends of the oil return groove 106 are respectively communicated with the lower oil chamber 101 and the standby chamber 103, a limiting block 13 is fixedly installed on the inner wall of the shell 1 close to the top, a sealing plate 15 is connected to the opening of the shell 1 in a threaded manner, a shell cover 14 is connected to the top of the shell 1 in a threaded manner, a groove is formed in the center of the top of the sealing plate 15, a round block 1502 is arranged in the groove 1502, a rotary rod 10 is arranged in the round block 16 in a penetrating manner along the vertical central line, a threaded hole, the top fixed mounting of clamp plate 7 has flexible subassembly 12, the top and the closing plate 15 fixed connection of flexible subassembly 12, when using, can rotate rotary rod 10, make rotary rod 10 drive lead screw 9 and remove, when lead screw 9 moves down, can drive clamp plate 7 and remove, extrude the oil in last oil chamber 102, make oil enter into down in the grease chamber 101 through oilhole 201, enter into reserve chamber 103 through oil return slot 106, realize the cushioning effect, when rotary rod 10 antiport, can make clamp plate 7 rebound, extrude the oil in reserve chamber 103, make oil in the reserve chamber 103 enter into down in the grease chamber 101, enter into last oil chamber 102 through oilhole 201, realize the buffering, and then realized the two-way buffering effect of rotation type, and convenient to use.

Example two, with reference to fig. 1 and 5: the telescopic assembly 12 comprises a pipe body 1201, the bottom of the pipe body 1201 is fixedly connected with a pressure plate 7, a sliding rod 1203 is embedded in the top of the pipe body 1201, the top of the sliding rod 1203 is fixedly connected with a sealing plate 15, a sliding block 1202 is fixedly installed at one end, located at the pipe body 1201, of the sliding rod 1203, an elastic ring 1205 is fixedly installed at the bottom of the sliding block 1202, the bottom of the elastic ring 1205 is fixedly connected with the inner wall of the pipe body 1201, a spring 1204 is sleeved on the outer wall of the sliding rod 1203, two ends of the spring 1204 are respectively fixedly connected with the inner walls of the sliding block 1202 and the pipe body 1201, when the rotating rod 10 rotates, the pressure plate 7 can move, along with the movement of the pressure plate 7, the length of the telescopic assembly 12 can be changed, the sliding block 1202 can stretch or compress the elastic ring 1205 and the spring 1204.

Example three, with reference to fig. 1, 3 and 4: an annular groove 701 is formed in the circumferential wall of the pressing plate 7, a sealing ring 8 is arranged in the annular groove 701, an oil filling hole 104 is formed in the bottom of the shell 1, an installation groove 105 is formed in the bottom of the inner wall of the oil filling hole 104, a screw rod 4 is connected with the oil filling hole 104 in a threaded manner, a twisting block 5 is fixedly installed at the bottom of the screw rod 4, a ring pad 6 is sleeved on the outer wall of the screw rod 4, the ring pad 6 is located in the installation groove 105, balls 17 are embedded in the top and the bottom of a round block 16, annular track grooves are formed in the corresponding sides of a groove 1502 and a shell cover 14, a fixed ring block 3 is fixedly installed on the outer wall of the shell 1, an installation hole 301 is formed in the fixed ring block 3, an oil hole 201 is formed in the center of the top of the partition plate 2, a jack 1401 is formed in the center of the top of the shell cover 14, an inner hexagonal, can reduce the friction when rotary rod changes 10 and moves, promote the sensitivity, when needing the oiling, can twist and turn round piece 5 for turn round piece 5 and drive screw rod 4 and rotate, alright in order to take off screw rod 4, through the hexagon socket cap groove 1501 that oil injection hole 104 set up in to casing 1, can the person of facilitating the use twist and move closing plate 15.

In the present invention, unless otherwise explicitly specified or limited, the first feature "on" or "under" the second feature may be directly contacting the first feature and the second feature or indirectly contacting the first feature and the second feature through an intermediate.

Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lower level than the second feature.

In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A rotary two-way damper comprising a housing (1), characterized in that: a partition plate (2) is fixedly installed in the shell (1), a pressing plate (7) is arranged in the shell (1) and positioned above the partition plate (2) in a sliding mode, the shell (1) is divided into a standby chamber (103), an upper oil chamber (102) and a lower oil chamber (101) from top to bottom through the partition plate (2) and the pressing plate (7), an oil return groove (106) is formed in the shell (1), two ends of the oil return groove (106) are respectively communicated with the lower oil chamber (101) and the standby chamber (103), a limiting block (13) is fixedly installed on the inner wall of the shell (1) close to the top, a sealing plate (15) is connected to the position, in the shell (1), of an opening through threads, and a shell cover (14) is connected to the top of the shell (1;

the top center department of closing plate (15) sets up fluted (1502), be provided with circle piece (16) in recess (1502), it is provided with rotary rod (10) to run through along vertical central line in circle piece (16), threaded hole (11) are seted up to the bottom of rotary rod (10), threaded hole (11) female connection has lead screw (9), the bottom and clamp plate (7) fixed connection of lead screw (9), the top fixed mounting of clamp plate (7) has telescopic component (12), the top and closing plate (15) fixed connection of telescopic component (12).

2. A rotary bi-directional snubber as recited in claim 1, wherein: the telescopic assembly (12) comprises a pipe body (1201), the bottom of the pipe body (1201) is fixedly connected with a pressing plate (7), a sliding rod (1203) is embedded in the top of the pipe body (1201), the top of the sliding rod (1203) is fixedly connected with a sealing plate (15), a sliding block (1202) is fixedly mounted at one end, located on the pipe body (1201), of the sliding rod (1203), an elastic ring (1205) is fixedly mounted at the bottom of the sliding block (1202), the bottom of the elastic ring (1205) is fixedly connected with the inner wall of the pipe body (1201), a spring (1204) is sleeved on the outer wall of the sliding rod (1203), and two ends of the spring (1204) are fixedly connected with the inner walls of the sliding block (1202) and the pipe body (1201) respectively.

3. A rotary bi-directional snubber as recited in claim 1, wherein: an annular groove (701) is formed in the circumferential wall of the pressing plate (7), and a sealing ring (8) is arranged in the annular groove (701).

4. A rotary bi-directional snubber as recited in claim 1, wherein: oil filler point (104) have been seted up to the bottom of casing (1), mounting groove (105) have been seted up to the inner wall bottom of oil filler point (104), oil filler point (104) female connection has screw rod (4), the bottom fixed mounting of screw rod (4) has piece (5) of turning round, the cover is equipped with ring pad (6) on the outer wall of screw rod (4), ring pad (6) are located mounting groove (105).

5. A rotary bi-directional snubber as recited in claim 1, wherein: and balls (17) are embedded in the top and the bottom of the round block (16).

6. A rotary bi-directional snubber as recited in claim 1, wherein: annular track grooves are formed in the corresponding sides of the groove (1502) and the shell cover (14).

7. A rotary bi-directional snubber as recited in claim 1, wherein: the outer wall of the shell (1) is fixedly provided with a fixed ring block (3), and a mounting hole (301) is formed in the fixed ring block (3).

8. A rotary bi-directional snubber as recited in claim 1, wherein: the center of the top of the clapboard (2) is provided with an oil hole (201).

9. A rotary bi-directional snubber as recited in claim 1, wherein: the center of the top of the shell cover (14) is provided with a jack (1401).

10. A rotary bi-directional snubber as recited in claim 1, wherein: the top of the sealing plate (15) is provided with an inner hexagonal groove (1501).