CN204266752U - A kind of floor spring - Google Patents
A kind of floor spring Download PDFInfo
- Publication number
- CN204266752U CN204266752U CN201420661480.1U CN201420661480U CN204266752U CN 204266752 U CN204266752 U CN 204266752U CN 201420661480 U CN201420661480 U CN 201420661480U CN 204266752 U CN204266752 U CN 204266752U
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- piston
- damper
- damper piston
- spring
- oil pocket
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- Fluid-Damping Devices (AREA)
Abstract
The utility model relates to the technical field of floor spring, more specifically, relates to a kind of floor spring.A kind of floor spring, be provided with piston channel in casing, the both sides of camshaft are located at respectively by the first damper piston, the second damper piston, are also provided with the first end cap, the second end cap of closing above-mentioned two-piston respectively in piston channel; The first spring, first single flow valves is provided with in first damper piston, the second spring, second single flow valves is provided with in second damper piston, piston channel is divided into the first oil pocket, the second oil pocket, the 3rd oil pocket by two damper pistons, is connected with backflow oil circuit between the first oil pocket and the 3rd oil pocket through control valve.The utility model play under eccentric cam shaft and two damper pistons and hydraulic oil interact the pooling feature protective effect played anti-door closing speed too fast time body and door leaf make floor spring function more stable from damage; this ground spring structure simply improves production efficiency, also avoid floor spring to bury to facilitate door leaf in underground and install.
Description
Technical field
The utility model relates to the technical field of floor spring, more specifically, relates to a kind of floor spring.
Background technology
Door-controlled floor spring forms a hydraulic damping device primarily of hydraulic oil, body, spring, piston.Power comes from the built-in Compress Spring of body, and spring force is by piston driving connecting rod, planker, pulley, and planker drives wheel shaft core, thus drives door-hinge to rotate, and door-hinge location is by being socketed in the contact of cam on wheel shaft core and locating wheel.In motion process, piston is by power transmission to hydraulic oil, and hydraulic oil is then by oil circuit, the left chamber of body that body is offered, flow to the right chamber of body through control valve.
Existing floor spring buffering effect is bad, complex structure, and can not well cushion when excessive velocities at closing time, body and door leaf are easily damaged.
Summary of the invention
The utility model is for overcoming at least one defect described in above-mentioned prior art, and provide a kind of floor spring, its good buffer effect, body and door leaf are not easy to be damaged; Decrease the accessory such as pulley, planker, connecting rod thus simplify housing construction and production technology in spring routinely simultaneously, improve production efficiency.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of floor spring, comprise casing, camshaft, base, camshaft one end and base are fixed, the other end inserts in casing, casing is provided with the glass holding tank for pressing from both sides glass, wherein, piston channel is provided with in described casing, the first damper piston, the second damper piston is provided with in piston channel, the both sides of camshaft are located at respectively by first damper piston, the second damper piston, are also provided with the first end cap, the second end cap of closing above-mentioned two-piston respectively in piston channel;
The first spring, first single flow valves is provided with in first damper piston, the second spring, second single flow valves is provided with in second damper piston, piston channel is divided into the first oil pocket, the second oil pocket, the 3rd oil pocket by two damper pistons, is connected with backflow oil circuit between the first oil pocket and the 3rd oil pocket through control valve.
In the utility model, the first damper piston plays cushioning effect and can prevent external force from forcing excessive velocities at closing time, and the second damper piston plays the effect cushioning and close the door.The adjustable door closing speed of control valve; First spring can make the first damper piston lean camshaft all the time, is also provided with spring in the second spring, plays the effect of an automatic door-closing power.Camshaft plays the effect promoting piston.
In the utility model, control valve can divide two section speed governing, and the first oil pocket is located at by control valve, and camshaft to be located in the second oil pocket and to stretch out the outer and base of casing and fixes, and camshaft two damper pistons under the spring-force driven dual of two ends lean all the time in camshaft two sideway swivel.
When door leaf cuts out, the first damper piston makes it slowly slide to the left side thus play anti-external force and forces played at closing time pooling feature under oil pressure and eccentric cam shaft effect, and the second damper piston slowly slides to the left side thus plays buffering and to close the door function under the second spring force and oil pressure, eccentric cam shaft effect.
Further, the first backflow oil circuit steel ball and the second backflow oil circuit steel ball of closing oil path is provided with in the end of described backflow oil circuit.Be provided with the first steel ball in described first single flow valves, in second single flow valves, be provided with the second steel ball.First steel ball and the second steel ball play the effect of only being permitted hydraulic oil and flowing toward a direction.
Further, described camshaft comprises fixed part, eccentric cam main body, and fixed part is located at outside casing, fixes in fixed part inserted base with base; Eccentric cam main body is located between the first damper piston and the second damper piston.
In the utility model, camshaft is eccentric cam shaft, eccentric cam main body and two piston contact effects.
Further, the cross section of described eccentric cam main body is polygonized structure, and it comprises the first pushing part, the second pushing part, opens location division, closes location division.
In the utility model, the first pushing part is a subcordate structure of class, and the effect promoting the first damper piston is at closing time played in the first pushing part, in addition when door be opened to 90 to 180 spend time play the effect of promotion second damper piston;
Second pushing part is ramp structure, plays the effect (otherwise playing pass gate action by the second damper piston thrust at closing time) promoting the second damper piston when the door is open;
Open position point between the first pushing part and the second pushing part, play the positioning action when door is opened into 90 degree;
Close location division to be located between the second pushing part, play and make positioning action when door is closed and put in place.
Further, also housing pin is provided with in described casing.Glass holding tank side is located at by housing pin, can be fixed glass.
Further, described base is provided with adjustable moving block, and fixed part inserts in the hole of adjustable moving block, and base is provided with set screw.Adjustable moving block plays the Distance geometry angle of fine setting section door, and set screw is located on base, the Distance geometry angle of fine-tuning section door.
Compared with prior art; beneficial effect is: the utility model play under eccentric cam shaft and two damper pistons and hydraulic oil interact the pooling feature protective effect played anti-door closing speed too fast time body and door leaf make floor spring function more stable from damage; this ground spring structure simply improves production efficiency, also avoid floor spring to bury to facilitate door leaf in underground and install.
Accompanying drawing explanation
Fig. 1 is the overall main TV structure schematic diagram of the utility model.
Fig. 2 is the overall plan structure schematic diagram of the utility model.
Fig. 3 is the utility model casing structure schematic diagram.
Fig. 4 is the utility model first buffer piston structure schematic diagram.
Fig. 5 is the utility model second buffer piston structure schematic diagram.
Fig. 6 is the utility model camshaft perspective view.
Fig. 7 is the utility model camshaft side TV structure schematic diagram.
Fig. 8 is the utility model camshaft cross-sectional view.
Fig. 9 is the utility model understructure schematic diagram.
Figure 10 is the utility model damper piston plan structure schematic diagram.
Detailed description of the invention
Accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent; In order to better the present embodiment is described, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; To those skilled in the art, in accompanying drawing, some known features and explanation thereof may be omitted is understandable.Describe position relationship in accompanying drawing only for exemplary illustration, the restriction to this patent can not be interpreted as.
As Figure 1-5, a kind of floor spring, comprise casing 1, camshaft 5, base 2, camshaft 5 one end and base 2 are fixed, the other end inserts in casing 1, casing 1 is provided with the glass holding tank 18 for pressing from both sides glass, wherein, piston channel 20 is provided with in casing 1, the first damper piston 3, second damper piston 4 is provided with in piston channel 20, the both sides of camshaft 5 are located at respectively by first damper piston 3, second damper piston 4, are also provided with the first end cap 15, second end cap 16 closing above-mentioned two-piston respectively in piston channel 20;
The single flow valves 11 of the first spring 9, first is provided with in first damper piston 3, the single flow valves 12 of the second spring 10, second is provided with in second damper piston 4, piston channel 20 is divided into the first oil pocket 6, second oil pocket 7, is connected with through control valve 13 oil circuit 14 that refluxes between the 3rd oil pocket 8, first oil pocket 6 and the 3rd oil pocket 8 by two damper pistons.
In the present embodiment, the first damper piston 3 plays cushioning effect and can prevent external force from forcing excessive velocities at closing time, and the second damper piston 4 plays the effect cushioning and close the door.The adjustable door closing speed of control valve 13; First spring 9 can make the first damper piston 3 lean camshaft 5 all the time, is also provided with spring, plays the effect of an automatic door-closing power in the second spring 10.Camshaft 5 plays the effect promoting piston.
In the present embodiment, control valve 13 can divide two section speed governing, the first oil pocket 6 is located at by control valve 13, and camshaft 5 is located in the second oil pocket 7 and to stretch out casing 1 outer fixing with base 2, and camshaft 5 two damper pistons under the spring-force driven dual of two ends lean all the time in camshaft 5 liang of sideway swivels.
When door leaf cuts out, the first damper piston 3 makes it slowly slide to the left side thus play anti-external force and forces pooling feature played at closing time under oil pressure and eccentric cam shaft 5 act on, and the second damper piston 4 slowly slides to the left side thus plays buffering and to close the door function under the second spring force and oil pressure, eccentric cam shaft 5 act on.
The first backflow oil circuit steel ball 141 and the second backflow oil circuit steel ball 142 of closing oil path is provided with in the end of backflow oil circuit 14.Be provided with in first single flow valves 11 in the single flow valves 12 of first steel ball 111, second and be provided with the second steel ball 121.First steel ball 111 and the second steel ball 121 play the effect of only being permitted hydraulic oil and flowing toward a direction.As in Fig. 4,5,10, in the present embodiment, the first damper piston 3, second damper piston 4 is circular configuration, and spring is located in the circular cavity of damper piston, and this circular cavity also can be described as spring base.
As in Fig. 1,6,7,8, camshaft 5 comprises fixed part 51, eccentric cam main body 52, and fixed part 51 is located at outside casing 1, fixes in fixed part 51 inserted base 2 with base 2; Eccentric cam main body 52 is located between the first damper piston 3 and the second damper piston 4.Camshaft 5 is eccentric cam shaft, eccentric cam main body and two piston contact effects.
In the present embodiment, the cross section of eccentric cam main body 52 is polygonized structure, and it comprises the first pushing part 522, pushing part 521, second, opens location division 523, closes location division 524.
In the present embodiment, the first pushing part 521 is a symmetrical subcordate structure of class, and the effect promoting the first damper piston 3 is at closing time played in the first pushing part 521, in addition when door be opened to 90 to 180 spend time play the effect of promotion second damper piston 4;
Second pushing part 522 is symmetrical ramp structure, plays the effect (otherwise playing pass gate action by the second damper piston 4 thrust at closing time) promoting the second damper piston 4 when the door is open;
Open location division 523 between the first pushing part 521 and the second pushing part 522, play the positioning action when door is opened into 90 degree;
Close location division 524 to be located between the second pushing part 522, play and make positioning action when door is closed and put in place.
As in Fig. 1,3,9, in casing 1, be also provided with housing pin 19.Base 2 is provided with adjustable moving block 17, and fixed part 51 inserts in the hole of adjustable moving block 17, and base 2 is provided with set screw 21.
Glass holding tank 18 side is located at by housing pin 19, can be fixed glass.Adjustable moving block 17 plays the Distance geometry angle of fine setting section door, and set screw 21 is located on base 2, the Distance geometry angle of fine-tuning section door.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., within the protection domain that all should be included in the utility model claim.
Claims (7)
1. a floor spring, comprise casing (1), camshaft (5), base (2), camshaft (5) one end and base (2) are fixed, the other end inserts in casing (1), casing (1) is provided with the glass holding tank (18) for pressing from both sides glass, it is characterized in that, piston channel (20) is provided with in described casing (1), the first damper piston (3) is provided with in piston channel (20), second damper piston (4), first damper piston (3), the both sides of camshaft (5) are located at respectively by second damper piston (4), the first end cap (15) closing above-mentioned two-piston respectively is also provided with in piston channel (20), second end cap (16),
The first spring (9), first single flow valves (11) is provided with in first damper piston (3), the second spring (10), second single flow valves (12) is provided with in second damper piston (4), piston channel (20) is divided into the first oil pocket (6), the second oil pocket (7), the 3rd oil pocket (8) by two damper pistons, is connected with the oil circuit (14) that refluxes between the first oil pocket (6) and the 3rd oil pocket (8) through control valve (13).
2. a kind of floor spring according to claim 1, is characterized in that: the first backflow oil circuit steel ball (141) and the second backflow oil circuit steel ball (142) that are provided with closing oil path in the end of described backflow oil circuit (14).
3. a kind of floor spring according to claim 2, it is characterized in that: described camshaft (5) comprises fixed part (51), eccentric cam main body (52), fixed part (51) is located at casing (1) outward, fixes in fixed part (51) inserted base (2) with base (2); Eccentric cam main body (52) is located between the first damper piston (3) and the second damper piston (4).
4. a kind of floor spring according to claim 3, it is characterized in that: the cross section of described eccentric cam main body (52) is polygonized structure, it comprises the first pushing part (521), the second pushing part (522), unlatching location division (523), closes location division (524).
5. a kind of floor spring according to claim 4, is characterized in that: be provided with the first steel ball (111) in described first single flow valves (11), is provided with the second steel ball (121) in second single flow valves (12).
6., according to the arbitrary described a kind of floor spring of claim 1 to 5, it is characterized in that: in described casing (1), be also provided with housing pin (19).
7. a kind of floor spring according to claim 3, is characterized in that: described base (2) is provided with adjustable moving block (17), and fixed part (51) inserts in the hole of adjustable moving block (17), and base (2) is provided with set screw (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420661480.1U CN204266752U (en) | 2014-11-07 | 2014-11-07 | A kind of floor spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420661480.1U CN204266752U (en) | 2014-11-07 | 2014-11-07 | A kind of floor spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204266752U true CN204266752U (en) | 2015-04-15 |
Family
ID=52801624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420661480.1U Expired - Fee Related CN204266752U (en) | 2014-11-07 | 2014-11-07 | A kind of floor spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204266752U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107780748A (en) * | 2016-08-25 | 2018-03-09 | 朕豪工业股份有限公司 | Adjusting seat of door closing device |
| CN108590409A (en) * | 2018-05-25 | 2018-09-28 | 肇庆市裕兴门控有限公司 | Miniature cam-type hydraulic pressure closer |
| CN112577255A (en) * | 2021-01-25 | 2021-03-30 | 德尔迅技术(大连)有限公司 | Buffer door closer device for glass door of refrigerator |
-
2014
- 2014-11-07 CN CN201420661480.1U patent/CN204266752U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107780748A (en) * | 2016-08-25 | 2018-03-09 | 朕豪工业股份有限公司 | Adjusting seat of door closing device |
| US10435931B2 (en) | 2016-08-25 | 2019-10-08 | Arctek Industrial Co., Ltd. | Door closer device |
| CN108590409A (en) * | 2018-05-25 | 2018-09-28 | 肇庆市裕兴门控有限公司 | Miniature cam-type hydraulic pressure closer |
| CN112577255A (en) * | 2021-01-25 | 2021-03-30 | 德尔迅技术(大连)有限公司 | Buffer door closer device for glass door of refrigerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20181107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |