CN102733702A - Top and bottom hinge capable of adjusting back resistance - Google Patents
Top and bottom hinge capable of adjusting back resistance Download PDFInfo
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- CN102733702A CN102733702A CN2011100831995A CN201110083199A CN102733702A CN 102733702 A CN102733702 A CN 102733702A CN 2011100831995 A CN2011100831995 A CN 2011100831995A CN 201110083199 A CN201110083199 A CN 201110083199A CN 102733702 A CN102733702 A CN 102733702A
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Abstract
The invention relates to a top and bottom hinge capable of adjusting back resistance, which mainly comprises a base, a rotating shaft unit arranged on the base, two damping units connected with the rotating shaft unit, two flow regulating valves arranged on the base and a back resistance regulating valve arranged on the base, wherein the rotating shaft unit rotates by utilizing the pushing force generated when a door is opened and drives the damping units to move in the rotating process, meanwhile, different back resistance values provided by the back resistance regulating valve enable the buffering force of the door panel when the door is opened to be adjusted according to different conditions, when the pushing force or the pulling force exerted on the door panel disappears, the door panel can be gradually closed by being driven by the damping units, and the door closing speed is controlled by the tightness of the flow regulating valves in the closing process.
Description
Technical field
The present invention is relevant with Pinless hinge with guide member, particularly relevant for a kind of Pinless hinge with guide member of adjusting back of the body resistance.
Background technology
Present door-plate is to be connected in doorframe by exposed door closer or concealed door closer, makes door-plate the phase door frame to rotate, to reach the purpose of opening the door or closing the door.With regard to concealed door closer (like Pinless hinge with guide member); Mainly be to utilize a rotating shaft to be connected with door-plate; Thrust when rotating shaft can be opened the door produces rotation, and in the process of rotation, drives a damping unit and move, in case after the suffered thrust of door-plate disappears; The spring response force that damping unit provided can force the rotating shaft counter-rotating, closes to drive door-plate.
Traditional Pinless hinge with guide member not necessarily can have the design of back of the body resistance function usually; Back of the body resistance function is the effect that door-plate when opening the door, can obtained to cushion, and is excessive and cause the damage of door-plate or glass door in order to avoid when opening the door employed power, but fixing can't the adjustment of the back of the body of traditional Pinless hinge with guide member resistance size; In the case; Identical back of the body resistance effect maybe be too little for the big people of strength, but maybe be too big for the little people of strength, therefore; The tradition Pinless hinge with guide member does not have way and is directed against the adjustment that different behavior in service is carried on the back resistance, and applicability remains to be improved.
Summary of the invention
Main purpose of the present invention is to provide a kind of Pinless hinge with guide member, and it can carry on the back the adjustment of resistance according to different behavior in service.
Of the present invention time a purpose is to provide a kind of Pinless hinge with guide member, and it has the function of forcing pressure release, damages to avoid structure to receive excessive pressure.
In order to reach above-mentioned purpose, Pinless hinge with guide member of the present invention includes a pedestal, a rotating shaft unit, two damping units, at least one flow rate regulating valve, and a back of the body resistance adjustment valve.The inside of this pedestal has the Oil Guide passage that an oil storage space and is communicated with this oil storage space, and runs through a first access and one second adjustment hole with this Oil Guide channel connection from its base-plates surface; This rotating shaft unit rotatably is located at the oil storage space of this pedestal and is protruded in the end face of this pedestal, and the thrust that can be opened the door produces rotation; Respectively this damping unit is located in the oil storage space of this pedestal and is positioned at the Oil Guide passage both sides of this pedestal, and is connected with this rotating shaft unit, can receive the rotation of this rotating shaft unit and moves along the length direction of this pedestal, in order to damping at closing time to be provided; This flow rate regulating valve is located at the first access of this pedestal and is stretched in the Oil Guide passage of this pedestal, and the recirculating oil quantity in this Oil Guide passage is big or small at closing time in order to control; This back of the body resistance adjustment valve is located at the second adjustment hole of this pedestal and is stretched in the Oil Guide passage of this pedestal, and between this rotating shaft unit and this flow rate regulating valve, gets into the oil mass size in this Oil Guide passage from this oil storage space when opening the door in order to control.
Further; Respectively this damping unit respectively is provided with a relief valve; Force draining under the situation of mainly when this back of the body resistance adjustment valve is locked fully, still opening the door by force; Or force draining under the situation of closing the door by force receiving high wind or other external force effect, damage to avoid overall structure to receive excessive pressure.
Description of drawings
In order to specify structure of the present invention, characteristic and effect place, below enumerate a preferred embodiment and cooperate the attached drawings explanation as after, wherein:
Fig. 1 is the stereogram of the present invention's one preferred embodiment.
Fig. 2 is the three-dimensional exploded view of the present invention's one preferred embodiment.
Fig. 3 is the sectional view of the present invention's one preferred embodiment, shows mainly that piston is turned left to move to the state that stops first oil guiding hole.
Fig. 4 is the partial sectional view of the present invention's one preferred embodiment, the main tight state of the back of the body resistance adjustment block of valve that shows.
Fig. 5 is analogous to Fig. 4, the state after main demonstration back of the body resistance adjustment valve unclamps.
Fig. 6 is another partial sectional view of the present invention's one preferred embodiment, mainly shows the state of relief valve pressure draining.
Fig. 7 is analogous to Fig. 3, shows mainly that piston is turned right to move to the state that stops first oil guiding hole and the 4th oil guiding hole.
Fig. 8 is analogous to Fig. 5, mainly shows the state of flow rate regulating valve locking.
Fig. 9 is analogous to Fig. 8, mainly shows the state that flow rate regulating valve unclamps.
Figure 10 is analogous to Fig. 7, shows mainly that piston is turned right to move to the state that stops the 3rd oil guiding hole.
Figure 11 is analogous to Fig. 9, mainly shows the state of flow rate regulating valve locking.
Figure 12 is analogous to Figure 11, mainly shows the state that flow rate regulating valve unclamps.
The specific embodiment
Please consult Fig. 1 and Fig. 2 earlier, be the Pinless hinge with guide member 10 of the present invention's one preferred embodiment, include a pedestal 20, a rotating shaft unit 30, two damping units 40, two flow rate regulating valve 50a, 50b, a back of the body resistance adjustment valve 60, a check (non-return) valve 70, and two relief valves 80.
Please cooperate and consult Fig. 2 to Fig. 4; Pedestal 20 is microscler; Be to have one to be communicated with the Oil Guide passage 22 of oil storage space 21 in its inside, and run through two the first access 23a, 23b and the one second adjustment hole 24 that is communicated with Oil Guide passage 22 from pedestal 20 end faces in order to the oil storage space 21 and of stores hydraulic pressure oil.Oil Guide passage 22 has one first section 221, one and is positioned at the 3rd section 225 that second section 223, of first section 221 below is positioned at second section 223 top; And a steel ball 227 between first section 221 and the 3rd section 225; In order to intercept out first section 221 and the 3rd section 225, wherein, an end of first section 221 is communicated with oil storage space 21; First section 221 the other end with second section 223 between be communicated with via the second adjustment hole 24; Second section 223 two ends are communicated with oil storage space 21 via one first oil guiding hole 25 and one second oil guiding hole 26 respectively, and the 3rd section 225 is communicated with the first access 23a, 23b, and with second section 223 between be to be communicated with via the first access 23a; And be communicated with oil storage space 21 via one the 3rd oil guiding hole 27 and one the 4th oil guiding hole 28 for the 3rd section 225; The 3rd oil guiding hole 27 is between two the first access 23a, 23b, and the 4th oil guiding hole 28 is between the first access 23a and the second adjustment hole 24, in addition; Pedestal 20 runs through a fixing hole 29 from end face thereafter, and fixing hole 29 is communicated with second section 223 of Oil Guide passages 22, second oil guiding hole 26 and the first access 23b.
See also Fig. 2 and Fig. 3, rotating shaft unit 30 has two pressing plates 32, three runners 34, and a rotating shaft 36.Two pressing plates 32 are located in the oil storage space 21 of pedestal 20 ground connection each other; This three runner 34 is located between two pressing plates 32 and arrangement triangular in shape; Rotating shaft 36 rotatably is located between two pressing plates 32 and is positioned at the central authorities of this three runner 34; And protrude in the end face of pedestal 20 with its top; Use for door-plate and connect; The bottom of rotating shaft 36 has a lobe plate 362, lobe plate 362 can be by the rotation of rotating shaft 36 an ejection runner 34 wherein, let two pressing plates 32 move along the length direction of pedestal 20.
Two damping units 40 are located in the oil storage space 21 of pedestal 20 and are positioned at the both sides of Oil Guide passage 22 because the structure of two damping units 40 is identical, this only with wherein one group explain.Like Fig. 2 and shown in Figure 3, damping unit 40 has a connecting rod 42, an elastic component 44 and a piston 46, and an end of connecting rod 42 is connected between two pressing plates 32, and the other end is connected with piston 46, and elastic component 44 is sheathed on connecting rod 42 and between two pressing plates 32 and piston 46.Thus, connecting rod 42 will drive piston 46 through moving of two pressing plates 32 and move along the length direction of pedestal 20, and piston 46 will compression elastic piece 44 in mobile process, lets elastic component 44 accumulate response force.
Flow rate regulating valve 50a, 50b are bolted in the first access 23a, 23b of pedestal 20 respectively and stretch in the Oil Guide passage 22 of pedestal 20, like Fig. 2 and shown in Figure 4, can control at closing time the oil mass size in Oil Guide passage 22 and adjust the speed of closing the door.
Back of the body resistance adjustment valve 60 is bolted in the second adjustment hole 24 of pedestal 20 and stretches in the Oil Guide passage 22 of pedestal 20; And between rotating shaft unit 30 and flow rate regulating valve 50a; First section 221 oil mass of second section 223 that gets into Oil Guide passage 22 from Oil Guide passage 22 when opening the door in order to control is big or small, like Fig. 2 and shown in Figure 4.Back of the body resistance adjustment valve 60 has one first valve body 62 and one first non-return steel ball 64; Wherein, First valve body 62 axially has second section 223 first different diameter hole 622 of a connection Oil Guide passage 22 along it, and radially has first section 221 first valve opening 624 of connection first different diameter hole 622 and Oil Guide passage 22 along it; The first non-return steel ball 64 is located in first different diameter hole 622 and is positioned at the varying aperture place of first different diameter hole 622; Can be pushed open by oil pressure and let the hydraulic oil can be from second section 223 of Oil Guide passage 22 via first different diameter hole 622 and first valve opening 624 and flow to first section 221 of Oil Guide passage 22; And the hydraulic oil in the oil storage space 21 is can't be by first section 221 of Oil Guide passage 22; Flow through first valve opening 624 and first different diameter hole 622 to second section 223 of road Oil Guide passage 22; Because of the first non-return steel ball 64 is the cause of unidirectional blocking, there is when unclamping then not subject to the limits, as shown in Figure 9 like back of the body resistance adjustment valve 60.
Check (non-return) valve 70 is bolted in the fixing hole 29 of pedestal 20 and has one second valve body 72 and one second non-return steel ball 74, and is as shown in Figure 4.Second valve body 72 axially has second section 223 second different diameter hole 722 of a connection Oil Guide passage 22 along it, and radially has second valve opening 724 of connection second different diameter hole 722 and second oil guiding hole 26 along it; The second non-return steel ball 74 is located in second different diameter hole 722 and is positioned at the varying aperture place of second different diameter hole 722; Can be pushed open by oil pressure and let the hydraulic oil can be from second section 223 of Oil Guide passage 22 via second different diameter hole 722, second valve opening 724 and second oil guiding hole 26 and flow in the oil storage space 21; And the hydraulic oil in the oil storage space 21 is because of the cause of the second non-return steel ball 74 to sealing; So can't flow to second section 223 of Oil Guide passage via second oil guiding hole 26, like Fig. 4 and shown in Figure 5.
Two relief valves 80 are located at the piston 46 of damping unit 40 respectively and are had opposite installation direction, with in response to the different directions of opening the door because the structure of two groups of relief valves 80 is identical, this only with wherein one group explain.Like Fig. 2 and shown in Figure 3, relief valve 80 has the non-return steel ball of one the 3rd valve body 82, the 3rd 84, a steady pin 86, and an elastic component 88, and wherein, the 3rd valve body 82 is fixed in piston 46 and axially runs through one the 3rd different diameter hole 822 along it; The 3rd non-return steel ball 84 is located in the 3rd different diameter hole 822 and is positioned at the varying aperture place of the 3rd different diameter hole 822; Steady pin 86 radially is fixed in the 3rd valve body 82 and is positioned at the 3rd different diameter hole 822 along the 3rd valve body 82; Elastic component 88 is located between the 3rd non-return steel ball 84 and the steady pin 86, in order to the strength that provides the 3rd non-return steel ball 84 to reply., the 3rd non-return steel ball 84 can stop that hydraulic oil flows to the right side of piston 46 via the 3rd different diameter hole 822 from the left side of piston 46 when being positioned at normality; As shown in Figure 3; When oil pressure is bestowed the elastic force of the 3rd non-return steel ball 84 greater than elastic component 88; The 3rd non-return steel ball 84 can be pushed and let hydraulic oil can be from the left side of piston 46 flow to the right side of piston 46 via the 3rd different diameter hole 822, and is as shown in Figure 6.
More than be the detailed structure of Pinless hinge with guide member 10 of the present invention, below describe with regard to use of the present invention and characteristic again.
When door-plate has breakdown action; Door-plate can drive rotating shaft 36 rotations; The wherein runner 34 that the lobe plate 362 that is connected in rotating shaft 36 can ejections be positioned at lobe plate 362 lefts drive two pressing plates 32 along the length direction of pedestal 20 toward moving left, let damping unit 40 two-piston 46 along with two pressing plates 32 gradually toward moving left, as shown in Figure 3; The hydraulic oil of this moment will be from flow through second section 223 of first oil guiding hole 25 to the Oil Guide passage 22 of the oil storage space 21 that is positioned at piston 46 left sides; Then can push the second non-return steel ball 74 of check (non-return) valve 70 open and flow in second different diameter hole 722 of check (non-return) valve 70, again from second valve opening 724 of check (non-return) valve 70, second oil guiding hole 26 to the oil storage space 21 that is positioned at piston 46 right sides of flowing through, turning left constantly when piston 46 moves to when stopping first oil guiding hole 25; If the back of the body of this moment resistance adjustment valve 60 is locking states; As shown in Figure 4, piston 46 will can't be flowed through second section 223 that first section 221 of Oil Guide passage 22 flow to Oil Guide passage 22 because of the hydraulic oil in the oil storage space 21 and stopped to move, and door-plate also will stop to open; If continue to force to promote door-plate this moment again; The 3rd non-return steel ball 84 of relief valve 80 can receive excessive oil pressure effect and be open, and as shown in Figure 6, hydraulic oil just can flow to the right side of piston 46 from the left side of piston 46 via the 3rd different diameter hole 822 of relief valve 80; Reaching the effect of forcing draining, door-plate can be opened to about 60 ± 6 degree and will stop this moment; Otherwise; Turn left when piston 46 and to move to when stopping first oil guiding hole 25; If back of the body resistance adjustment valve 60 is releasing orientations, and is as shown in Figure 5, hydraulic oil will get into first section 221 of Oil Guide passages 22 from the oil storage space 21 that is positioned at piston 46 left sides; And flow to second section 223 of Oil Guide passage 22 via the gap of unclamping between the back of the body resistance adjustment valve 60 and the second adjustment hole 24; Then can push the second non-return steel ball 74 of check (non-return) valve 70 open and flow in second different diameter hole 722 of check (non-return) valve 70, from second valve opening 724 of check (non-return) valve 70, second oil guiding hole 26 to the oil storage space 21 that is positioned at piston 46 right sides of flowing through, as shown in Figure 5 again.
On the other hand, should move towards the direction of closing when suffered strength disappears when door-plate is opened, if the flow rate regulating valve 50a of this moment locks, door-plate then can not move, and is as shown in Figure 8.After flow rate regulating valve 50a is unclamped; The piston 46 of damping unit 40 can receive the response force of elastic component 44 gradually toward moving right; Because of the piston 46 of damping unit 40 stops first oil guiding hole 25 and the 4th oil guiding hole 28; As shown in Figure 7; The gap that can unclamp between the 3rd oil guiding hole 27 and flow rate regulating valve 50a and the first access 23a from flowing through of hydraulic oil of this moment and get into second section 223 of Oil Guide passage 22 in the oil storage space 21 on piston 46 right sides; Then the hydraulic oil of a part can be flowed through first section 221 of Oil Guide passage 22 to the oil storage space 21 that is positioned at piston 46 left sides by the gap of unclamping between the back of the body resistance adjustment valve 60 and the second adjustment hole 24; Another hydraulic oil partly then is first different diameter hole 622 that can push the first non-return steel ball 64 of back of the body resistance adjustment valve 60 open and flow into back of the body resistance adjustment valve 60, flows through first section 221 of Oil Guide passage 22 to the oil storage space 21 that is positioned at piston 46 left sides from first valve opening 624 of back of the body resistance adjustment valve 60 again, and is as shown in Figure 9.
When door-plate continues to cut out; The piston 46 of damping unit 40 can continue to turn right to move to and stop the 3rd oil guiding hole 27 fully, and is shown in figure 10, if the flow rate regulating valve 50b of this moment locks; Shown in figure 11; Door-plate then can stop to move but not cut out fully as yet, and this moment, the door-plate angle was about 15 degree, after flow rate regulating valve 50b is unclamped; Shown in figure 12; The 3rd section 225 of gap to the Oil Guide passage 22 that hydraulic oil can unclamp between second oil guiding hole 26 and flow rate regulating valve 50b and the first access 23b from flowing through in the oil storage space 21 on piston 46 right sides, this moment damping unit 40 the position of piston 46 for stopping the 3rd oil guiding hole 27 fully, and the 4th oil guiding hole 28 does not have and stops fully; The hydraulic oil of then understanding some flow to the oil storage space 21 that is positioned at piston 46 left sides from the 4th oil guiding hole 28; Another hydraulic oil partly then is second section 223 from gap to the Oil Guide passage 22 between flow rate regulating valve 50a and the first access 23, flow to the oil storage space 21 that is positioned at piston 46 left sides from first oil guiding hole 25 again, till door-plate cuts out fully.
Comprehensive above-mentionedly know that Pinless hinge with guide member 10 of the present invention can carry out the adjustment of elasticity to back of the body resistance adjustment valve 60 according to different behavior in service, to be controlled at suffered cushion effect and opening angle in the process that door-plate opens; When back of the body resistance adjustment valve 60 was locked tightlyer, less because of the oil mass that can pass through between the back of the body resistance adjustment valve 60 and the second adjustment hole 24, suffered cushion effect can be big more when door-plate was opened; And the angle that door-plate can be opened also will be more little, and when 60 lockings of back of the body resistance adjustment valve, the door-plate opening angle is about 60 degree ± 6 degree; This moment, cushion effect can be very big; On the contrary, when back of the body resistance adjustment valve 60 is locked loose, can through carry on the back hinder the oil mass of adjusting between the valve 60 and the second adjustment hole 24 can be many more; Cushion effect suffered when door-plate is opened is just more little, and the angle that door-plate can be opened also will be big more.Lock fully even will carry on the back resistance adjustment valve 60, also can force the action of draining, be damaged effectively to avoid door-plate and Pinless hinge with guide member of the present invention 10 by relief valve 80.
What deserves to be mentioned is that it is in order to let door-plate can carry out the closing motion of two-part, single group of flow rate regulating valve 50a also can be set certainly, letting door-plate only have one section closing motion that flow rate regulating valve 50a, 50b are provided with two groups purpose.
The present invention is in the composed component of preceding taking off among the embodiment to be disclosed, is merely to illustrate, and be not the scope that is used for limiting this case, the substituting or change of other equivalence element, the claim scope that also should be this case contains.
Claims (11)
1. can adjust the Pinless hinge with guide member that the back of the body hinders for one kind, include:
One pedestal has the Oil Guide passage that an oil storage space and is communicated with this oil storage space in its inside, and runs through at least one the first access and one second adjustment hole with this Oil Guide channel connection from its surface;
One rotating shaft unit rotatably is located at the oil storage space of this pedestal and is protruded in the end face of this pedestal;
Two damping units are located in the oil storage space of this pedestal and are positioned at the Oil Guide passage both sides of this pedestal, and are connected with this rotating shaft unit, can receive the rotation of this rotating shaft unit and move along the length direction of this pedestal;
At least one flow rate regulating valve is located at the first access of this pedestal and is stretched in the Oil Guide passage of this pedestal; And
One back of the body resistance adjustment valve is located at the second adjustment hole of this pedestal and is stretched in the Oil Guide passage of this pedestal, and between this rotating shaft unit and this flow rate regulating valve.
2. the Pinless hinge with guide member of adjusting back of the body resistance as claimed in claim 1; Wherein this Oil Guide passage has one first section, one and is positioned at the 3rd section that second section, of this first section below is positioned at this second section top; Wherein, This end of first section is communicated with this oil storage space; This other end of first section with this second section between be communicated with via this second adjustment hole, these two ends of second section are communicated with this oil storage space via one first oil guiding hole and one second oil guiding hole respectively, the 3rd section with this second section between be communicated with via this first access; And the 3rd section is communicated with this oil storage space via one the 3rd oil guiding hole, and the 3rd oil guiding hole is positioned at the side of this first access away from this second adjustment hole.
3. the Pinless hinge with guide member of adjusting back of the body resistance as claimed in claim 2, wherein the 3rd of this Oil Guide passage the section is communicated with this oil storage space via one the 4th oil guiding hole, and the 4th oil guiding hole is between this first access and this second adjustment hole.
4. the Pinless hinge with guide member of adjusting back of the body resistance as claimed in claim 2, wherein the number of the first access of this pedestal is two, this two the first access compartment of terrain is provided with and is positioned at the both sides, front and back of the 3rd oil guiding hole; The number of this flow rate regulating valve is two, is located at the first access of this pedestal respectively and stretches in the Oil Guide passage of this pedestal.
5. the Pinless hinge with guide member of adjusting back of the body resistance as claimed in claim 4, wherein this pedestal runs through a fixing hole from end face thereafter, and this fixing hole is communicated with second section of this Oil Guide passage, this second oil guiding hole and this first access wherein, and is provided with a check (non-return) valve.
6. the Pinless hinge with guide member of adjusting back of the body resistance as claimed in claim 5; Wherein this check (non-return) valve has a valve body and a non-return steel ball; This valve body axially has second section different diameter hole of this Oil Guide passage of connection along it; And along its radially have one be communicated with this different diameter hole and this second oil guiding hole valve opening, this non-return steel ball is located in this different diameter hole movably, can receive the oil pressure effect and lets second section of this different diameter hole and this Oil Guide passage to communicate.
7. the Pinless hinge with guide member of adjusting back of the body resistance as claimed in claim 2; Wherein this back of the body resistance adjustment valve has a valve body and a non-return steel ball; This valve body axially has second section different diameter hole of this Oil Guide passage of connection along it; And along its radially have one be communicated with this different diameter hole and this Oil Guide passage first section valve opening, this non-return steel ball is located in this different diameter hole movably, can receive the oil pressure effect and lets second section of this different diameter hole and this Oil Guide passage to communicate.
8. the Pinless hinge with guide member of adjusting back of the body resistance as claimed in claim 1; Wherein this rotating shaft unit has two pressing plates, three runners and a rotating shaft; This two pressing plate is located in the oil storage space of this pedestal and with the one of which side ground connection each other and is supplied this two damping unit to connect; This three runner is located between this two pressing plate; This rotating shaft rotatably is located between this two pressing plate, and protrudes in the surface of this pedestal and have a lobe plate in its bottom with its top, this lobe plate can be by the rotation of this rotating shaft ejection this runner wherein.
9. the Pinless hinge with guide member of adjusting back of the body resistance as claimed in claim 8; Wherein respectively this damping unit has a connecting rod, an elastic component and a piston; One end of this connecting rod is connected between this two pressing plate; The other end is connected with this piston, and this elastic component is located at this connecting rod and between this two pressing plate and this piston.
10. the Pinless hinge with guide member of adjusting back of the body resistance as claimed in claim 9, it also includes two relief valves, is located at the piston of this damping unit and setting in the opposite direction respectively.
11. the Pinless hinge with guide member of adjusting back of the body resistance as claimed in claim 10; Wherein respectively this relief valve has a valve body, a non-return steel ball, a steady pin; And an elastic component, this valve body is fixed in this piston and axially runs through a different diameter hole along it, and this steel ball is located in this different diameter hole movably; This steady pin is fixed in the different diameter hole of this valve body and along the radially setting of this valve body, this elastic component is located between this non-return steel ball and this steady pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110083199.5A CN102733702B (en) | 2011-03-30 | 2011-03-30 | Top and bottom hinge capable of adjusting back resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110083199.5A CN102733702B (en) | 2011-03-30 | 2011-03-30 | Top and bottom hinge capable of adjusting back resistance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102733702A true CN102733702A (en) | 2012-10-17 |
| CN102733702B CN102733702B (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110083199.5A Active CN102733702B (en) | 2011-03-30 | 2011-03-30 | Top and bottom hinge capable of adjusting back resistance |
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| CN (1) | CN102733702B (en) |
Cited By (5)
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| CN104110190A (en) * | 2013-04-18 | 2014-10-22 | 钢国工业股份有限公司 | Oil-pressure hinge |
| CN105019756A (en) * | 2015-07-29 | 2015-11-04 | 佛山市奥达金属制品有限公司 | Floor spring for door opening delaying |
| CN105178753A (en) * | 2014-04-25 | 2015-12-23 | 瑞高精密有限公司 | Damped Hinge |
| CN105401819A (en) * | 2015-08-07 | 2016-03-16 | 佛山市奥达金属制品有限公司 | Door opening delay floor spring |
| CN106255794A (en) * | 2014-01-27 | 2016-12-21 | In&Tec有限公司 | The hydraulicefficiency hinge that volume is little |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104110190A (en) * | 2013-04-18 | 2014-10-22 | 钢国工业股份有限公司 | Oil-pressure hinge |
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| CN106255794A (en) * | 2014-01-27 | 2016-12-21 | In&Tec有限公司 | The hydraulicefficiency hinge that volume is little |
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| CN105401820A (en) * | 2015-07-29 | 2016-03-16 | 佛山市奥达金属制品有限公司 | Oil circuit controlled door closing delay floor spring |
| CN105019756B (en) * | 2015-07-29 | 2016-09-14 | 佛山市奥达金属制品有限公司 | Enabling time delay floor spring |
| CN105401819A (en) * | 2015-08-07 | 2016-03-16 | 佛山市奥达金属制品有限公司 | Door opening delay floor spring |
| CN105569482A (en) * | 2015-08-07 | 2016-05-11 | 佛山市奥达金属制品有限公司 | Cam control type door opening delay floor spring |
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| CN102733702B (en) | 2015-07-01 |
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