CN107387636A - A kind of Architectural Equipment damping device - Google Patents
A kind of Architectural Equipment damping device Download PDFInfo
- Publication number
- CN107387636A CN107387636A CN201710645077.8A CN201710645077A CN107387636A CN 107387636 A CN107387636 A CN 107387636A CN 201710645077 A CN201710645077 A CN 201710645077A CN 107387636 A CN107387636 A CN 107387636A
- Authority
- CN
- China
- Prior art keywords
- support arm
- sliding sleeve
- slide
- plate
- damping device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F7/00—Vibration-dampers; Shock-absorbers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a kind of Architectural Equipment damping device, including bottom plate and side plate, the side plate is provided with two groups, chute is offered on the inside of the side plate, vertical slide rail is fixedly installed in the chute, the top plate and decoupling rod being parallel to each other are movably installed with the inside of the side plate, the both sides of the top plate are movably arranged on the slide rail of the side plate, the both ends of the decoupling rod are fixedly installed slide respectively, the first sliding sleeve and the second sliding sleeve are movably installed with the decoupling rod, the upper and lower side of first sliding sleeve is connected with the first support arm and the second support arm by bearing pin respectively, the upper and lower side of second sliding sleeve is connected with the 3rd support arm and the 4th support arm by bearing pin respectively.The advantages of present invention can reach the effect of more preferable damping, buffering, there is structure setting to have rationally by the mutual cooperation of longitudinal damping spring and the first horizontal shock-absorbing spring, the second horizontal shock-absorbing spring, Stability Analysis of Structures, and service life is long.
Description
Technical field
The present invention relates to building damping equipment technical field, specially a kind of Architectural Equipment damping device.
Background technology
Architectural Equipment refers to all suitable for room and the technical measures of building, including the energy of management place and public place
(heating, illumination) and supply (water, air) or waste discharge (sewage, rubbish).The purpose is to provide building to resident and user
The normal use of thing and necessary security.On the one hand, its generally necessary facility, such as sewage, supply of electric power or illumination.Separately
On the one hand, all equipment of building can automatic operating.In these skyscrapers, air conditioner cold-heat source, blower fan, cooling
The Architectural Equipments such as tower, water pump are typically located at building basement, mechanical floor or roof, and these equipment, which run at high speed, produces exciting force,
Cause the vibration of foundation, and produce solid sound, if vibration isolation measure take it is improper, with equipment adjacent room be clearly present vibration and make an uproar
Sound, resident family is produced and had a strong impact on, but the shock absorption buffering mechanism that existing Architectural Equipment damping device uses has damping effect
The shortcomings that fruit is poor, and transmission is unstable, and mechanical wear is serious, and service life is shorter.
The content of the invention
It is an object of the invention to provide a kind of Architectural Equipment damping device, is asked with solve to propose in above-mentioned background technology
Topic.
To achieve the above object, the present invention provides following technical scheme:A kind of Architectural Equipment damping device, including bottom plate and
Side plate, the side plate is provided with two groups, and biside plate is respectively fixedly disposed at the both sides of the plate upper surface, the side plate
Inner side offers chute, and vertical slide rail is fixedly installed in the chute, is movably installed with the inside of the side plate mutually flat
Capable top plate and decoupling rod, the both sides of the top plate are movably arranged on the slide rail of the side plate, the both ends point of the decoupling rod
Slide is not fixedly installed, and the slide is movably arranged on the slide rail of the side plate, and is movably installed with the decoupling rod
One sliding sleeve and the second sliding sleeve, the upper and lower side of first sliding sleeve are connected with the first support arm and second by bearing pin respectively
Brace, the upper and lower side of second sliding sleeve are connected with the 3rd support arm and the 4th support arm by bearing pin respectively, and described
One support arm, the top of the 3rd support arm are fixed on the centre position of the lower surface of the top plate by rotating shaft, described second
The centre position that rotating shaft is fixed on the upper surface of the bottom plate, the upper and lower side of the slide are crossed in brace, the bottom of the 4th support arm
Guide rod is fixedly installed respectively.
Preferably, the through hole to be cooperated with the slide rail is offered on the both sides of the top plate and slide, and it is described
Top plate and slide are flexibly connected by through hole with the slide rail respectively.
Preferably, the outside of first sliding sleeve is provided with the first horizontal shock-absorbing spring between the slide, and described
One horizontal shock-absorbing spring is set on the decoupling rod.
Preferably, the outside of second sliding sleeve is provided with the second horizontal shock-absorbing spring between the slide, and described
Two horizontal shock-absorbing springs are set on the decoupling rod.
Preferably, the upper and lower side of the guide rod is plugged on the top plate and bottom plate respectively, and the upper and lower side difference of guide rod
It is flexibly connected with top plate and bottom plate.
Preferably, it is mounted on longitudinal damping spring on the guide rod.
Preferably, a slide opening to be cooperated with the decoupling rod is opened up on first sliding sleeve and the second sliding sleeve, it is described
First sliding sleeve and the second sliding sleeve are slidably connected by slide opening on decoupling rod.
Preferably, the equal length of first support arm, the second support arm, the 3rd support arm and the 4th support arm.
Compared with prior art, the beneficial effects of the invention are as follows:
1st, the present invention is when in use when top plate is by impulsive force, the first support arm, the second support arm, the 3rd support arm and the 4th
Support arm, will be vertical by promoting the first sliding sleeve and the second sliding sleeve to promote the first horizontal shock-absorbing spring, the second horizontal shock-absorbing spring
The impulsive force in direction is converted to the power of horizontal direction, so as to reach the purpose of damping, buffering.
2nd, in the vertical direction of the present invention passes through longitudinal damping spring and the first horizontal shock-absorbing spring, the second horizontal shock-absorbing bullet
The mutual cooperation of spring, the effect of more preferable damping, buffering can be reached.
3rd, structure setting of the present invention has rationally, Stability Analysis of Structures, service life length, has simple in construction, using effect is good etc.
Advantage.
Brief description of the drawings
Fig. 1 is a kind of Architectural Equipment damping device overall structure diagram of the present invention;
Fig. 2 is a kind of the first sliding sleeve of Architectural Equipment damping device side structure schematic diagram of the present invention;
Fig. 3 is a kind of Architectural Equipment damping device side plate side structure schematic diagram of the present invention.
In figure:1- top plates;2- side plates;21- chutes;22- slide rails;3- decoupling rods;The sliding sleeves of 4- first;41- slide openings;5- second
Sliding sleeve;The support arms of 6- first;The support arms of 7- second;The support arms of 8- the 3rd;The support arms of 9- the 4th;10- the first horizontal shock-absorbing springs;
11- the second horizontal shock-absorbing springs;12- slides;13- longitudinal damping springs;14- bottom plates;15- guide rods.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1-3 are referred to, the present invention provides a kind of technical scheme:A kind of Architectural Equipment damping device, including the He of bottom plate 14
Side plate 2, the side plate 2 is provided with two groups, and biside plate 2 is respectively fixedly disposed at the both sides of the upper surface of bottom plate 14, described
The inner side of side plate 2 offers chute 21, and vertical slide rail 22 is fixedly installed in the chute 21, and the inner side of the side plate 2 is lived
Dynamic to be provided with the top plate 1 and decoupling rod 3 being parallel to each other, the both sides of the top plate 1 are movably arranged on the slide rail 22 of the side plate 2
On, the both ends of the decoupling rod 3 are fixedly installed slide 12 respectively, and the slide 12 is movably arranged on the slide rail of the side plate 2
On 22, the first sliding sleeve 4 and the second sliding sleeve 5 are movably installed with the decoupling rod 3, the upper and lower side of first sliding sleeve 4 leads to respectively
Cross bearing pin and be connected with the first support arm 6 and the second support arm 7, the upper and lower side of second sliding sleeve 5 is lived by bearing pin respectively
Dynamic to be connected with the 3rd support arm 8 and the 4th support arm 9, first support arm 6, the top of the 3rd support arm 8 are consolidated by rotating shaft
The centre position of the lower surface of the top plate 1 is scheduled on, second support arm 7, the bottom of the 4th support arm 9 are crossed rotating shaft and be fixed on
The centre position of the upper surface of the bottom plate 14, the upper and lower side of the slide 12 are fixedly installed guide rod 15 respectively.
The through hole to be cooperated with the slide rail 22 is offered on the both sides of top plate 1 of the present invention and slide 12, and
The top plate 1 and slide 12 are flexibly connected by through hole with the slide rail 22 respectively so that top plate 1 can be slided relatively with slide 12
Rail 22 is moved up and down.
A slide opening 41 to be cooperated with the decoupling rod 3 is opened up on the sliding sleeve 5 of first sliding sleeve 4 and second of the present invention,
The sliding sleeve 5 of first sliding sleeve 4 and second is slidably connected by slide opening 41 on decoupling rod 3, and the outside of first sliding sleeve 4 is in institute
State and the first horizontal shock-absorbing spring 10 is installed between slide 12, the first horizontal shock-absorbing spring 10 is set in the decoupling rod 3
On, the outside of second sliding sleeve 5 is provided with the second horizontal shock-absorbing spring 11 between the slide 12, and described second laterally subtracts
Shake spring 11 be set on the decoupling rod 3, top plate 1 move downward during by the first support arm 6, the second support arm 7,
3rd support arm 8 and the 4th support arm 9 promote the first sliding sleeve 4 and the second sliding sleeve 5 to move, horizontal by first in motion process is eaten
Reach the purpose of damping to damping spring 10, the second horizontal shock-absorbing spring 11.
The upper and lower side of guide rod 15 of the present invention is plugged on the top plate 1 and bottom plate 14 respectively, and guide rod 15 is upper and lower
End is flexibly connected with top plate 1 and bottom plate 14 respectively, and longitudinal damping spring 13, longitudinal damping spring are mounted on the guide rod 15
13 and the first horizontal shock-absorbing spring 10, the second horizontal shock-absorbing spring 11 coordinate the purpose for reaching more preferable damping.
First support arm 6 of the present invention, the second support arm 7, the equal length of the 3rd support arm 8 and the 4th support arm 9,
The first sliding sleeve 4 and the second sliding sleeve 5 is realized and is synchronized with the movement, improve the intensity of device, improve damping effect.
Operation principle:The invention is when in use when top plate 1 is by impulsive force, the first support arm 6, the second support arm 7,
Three support arms 8 and the 4th support arm 9 are by promoting the first sliding sleeve 4 and the second sliding sleeve 5 to promote the first horizontal shock-absorbing spring 10, second
Horizontal shock-absorbing spring 11, the impulsive force of vertical direction is converted to the power of horizontal direction, so as to reach the purpose of damping, buffering;Together
When in the vertical direction by the mutual cooperation of longitudinal damping spring 13, the effect of more preferable damping, buffering can be reached;The dress
Putting structure setting has rationally, Stability Analysis of Structures, service life length, has the advantages that simple in construction, using effect is good.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of Architectural Equipment damping device, including bottom plate(14)And side plate(2), it is characterised in that:The side plate(2)It is provided with
Two groups, and biside plate(2)It is respectively fixedly disposed at the bottom plate(14)The both sides of upper surface, the side plate(2)Inner side open up
There is chute(21), the chute(21)Inside it is fixedly installed vertical slide rail(22), the side plate(2)Inner side be movably installed with
The top plate being parallel to each other(1)And decoupling rod(3), the top plate(1)Both sides be movably arranged on the side plate(2)Slide rail(22)
On, the decoupling rod(3)Both ends be fixedly installed slide respectively(12), the slide(12)It is movably arranged on the side plate
(2)Slide rail(22)On, the decoupling rod(3)On be movably installed with the first sliding sleeve(4)With the second sliding sleeve(5), described first slides
Set(4)Upper and lower side the first support arm is connected with by bearing pin respectively(6)With the second support arm(7), second sliding sleeve
(5)Upper and lower side the 3rd support arm is connected with by bearing pin respectively(8)With the 4th support arm(9), first support arm
(6), the 3rd support arm(8)Top the top plate is fixed on by rotating shaft(1)Lower surface centre position, described second
Brace(7), the 4th support arm(9)Bottom cross rotating shaft and be fixed on the bottom plate(14)Upper surface centre position, the cunning
Seat(12)Upper and lower side be fixedly installed guide rod respectively(15).
A kind of 2. Architectural Equipment damping device according to claim 1, it is characterised in that:The top plate(1)Both sides and
Slide(12)On offer and the slide rail(22)The through hole of mutual cooperation, and the top plate(1)And slide(12)Lead to respectively
Cross through hole and the slide rail(22)It is flexibly connected.
A kind of 3. Architectural Equipment damping device according to claim 1, it is characterised in that:First sliding sleeve(4)It is outer
Side is in the slide(12)Between the first horizontal shock-absorbing spring is installed(10), the first horizontal shock-absorbing spring(10)It is set in
The decoupling rod(3)On.
A kind of 4. Architectural Equipment damping device according to claim 1, it is characterised in that:Second sliding sleeve(5)It is outer
Side is in the slide(12)Between the second horizontal shock-absorbing spring is installed(11), the second horizontal shock-absorbing spring(11)It is set in
The decoupling rod(3)On.
A kind of 5. Architectural Equipment damping device according to claim 1, it is characterised in that:The guide rod(15)Upper and lower side
The top plate is plugged on respectively(1)And bottom plate(14)On, and guide rod(15)Upper and lower side respectively with top plate(1)And bottom plate(14)It is living
Dynamic connection.
A kind of 6. Architectural Equipment damping device according to claim 1, it is characterised in that:The guide rod(15)On be respectively mounted
There is longitudinal damping spring(13).
A kind of 7. Architectural Equipment damping device according to claim 1, it is characterised in that:First sliding sleeve(4)With
Two sliding sleeves(5)On open up one and the decoupling rod(3)The slide opening of mutual cooperation(41), first sliding sleeve(4)With the second sliding sleeve
(5)Pass through slide opening(41)In decoupling rod(3)On be slidably connected.
A kind of 8. Architectural Equipment damping device according to claim 1, it is characterised in that:First support arm(6),
Two support arms(7), the 3rd support arm(8)With the 4th support arm(9)Equal length.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710645077.8A CN107387636A (en) | 2017-08-01 | 2017-08-01 | A kind of Architectural Equipment damping device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710645077.8A CN107387636A (en) | 2017-08-01 | 2017-08-01 | A kind of Architectural Equipment damping device |
Publications (1)
Publication Number | Publication Date |
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CN107387636A true CN107387636A (en) | 2017-11-24 |
Family
ID=60343107
Family Applications (1)
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CN201710645077.8A Pending CN107387636A (en) | 2017-08-01 | 2017-08-01 | A kind of Architectural Equipment damping device |
Country Status (1)
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CN (1) | CN107387636A (en) |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108105307A (en) * | 2017-12-27 | 2018-06-01 | 宁波浙达技术服务有限公司 | A kind of mechanical automation equipment damping device |
CN108262146A (en) * | 2018-03-27 | 2018-07-10 | 陈洁 | A kind of crusher of chemical industry equipment good damping effect |
CN108480713A (en) * | 2018-02-06 | 2018-09-04 | 李明科 | A kind of hardware dies drilling machine |
CN108555253A (en) * | 2018-04-04 | 2018-09-21 | 陈洁 | A kind of casting smelting moulding machine |
CN108692636A (en) * | 2018-04-24 | 2018-10-23 | 庄银灿 | A kind of plank rapid size detection device for building monitoring |
CN108772879A (en) * | 2018-05-02 | 2018-11-09 | 高峰 | A kind of industrial automation cutter device of good damping effect |
CN108916311A (en) * | 2018-08-02 | 2018-11-30 | 绩溪袁稻农业产业科技有限公司 | A kind of efficient damping device suitable for seeder |
CN109139788A (en) * | 2018-09-14 | 2019-01-04 | 温州职业技术学院 | A kind of Architectural Equipment earthquake isolating equipment |
CN109511596A (en) * | 2018-11-08 | 2019-03-26 | 璐烘. | A kind of culturing marine products adjustable space aquaculture pond |
CN109529995A (en) * | 2018-12-14 | 2019-03-29 | 安徽职业技术学院 | A kind of architectural engineering skyscraper garbage crushing device |
CN111661015A (en) * | 2020-06-19 | 2020-09-15 | 德州职业技术学院(德州市技师学院) | Automobile brake device with emergency brake buffer structure design |
CN111874132A (en) * | 2018-09-20 | 2020-11-03 | 河南联合力达新能源科技有限公司 | Body feeling balance vehicle seat damping device |
CN115045530A (en) * | 2022-07-28 | 2022-09-13 | 山东中建八局投资建设有限公司 | Anti-seismic reinforced structure is built in room |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1665122A1 (en) * | 1989-08-09 | 1991-07-23 | Н.Н.Рахманов | Shock absorber |
JP2000193031A (en) * | 1998-12-25 | 2000-07-14 | Tokkyo Kiki Kk | Base isolation device |
CN204530419U (en) * | 2015-03-31 | 2015-08-05 | 寇永辉 | Shockproof damping formula bridge construction |
CN105021565A (en) * | 2015-08-10 | 2015-11-04 | 苏州优谱德精密仪器科技有限公司 | Oil sample detection device |
CN205663817U (en) * | 2016-06-03 | 2016-10-26 | 湖州吉昌丝绸有限公司 | Damping device of printing and dyeing cloth hydroextractor |
CN206145056U (en) * | 2016-08-31 | 2017-05-03 | 江苏朗域电力科技有限公司 | Foldable compression damping device |
CN206263047U (en) * | 2016-11-04 | 2017-06-20 | 安徽应流集团霍山铸造有限公司 | A kind of stamping machine of suitable copper casting |
CN106892097A (en) * | 2017-03-08 | 2017-06-27 | 深圳市雷凌广通技术研发有限公司 | A kind of vehicle-mounted unmanned aerial vehicle for road condition monitoring |
-
2017
- 2017-08-01 CN CN201710645077.8A patent/CN107387636A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1665122A1 (en) * | 1989-08-09 | 1991-07-23 | Н.Н.Рахманов | Shock absorber |
JP2000193031A (en) * | 1998-12-25 | 2000-07-14 | Tokkyo Kiki Kk | Base isolation device |
CN204530419U (en) * | 2015-03-31 | 2015-08-05 | 寇永辉 | Shockproof damping formula bridge construction |
CN105021565A (en) * | 2015-08-10 | 2015-11-04 | 苏州优谱德精密仪器科技有限公司 | Oil sample detection device |
CN205663817U (en) * | 2016-06-03 | 2016-10-26 | 湖州吉昌丝绸有限公司 | Damping device of printing and dyeing cloth hydroextractor |
CN206145056U (en) * | 2016-08-31 | 2017-05-03 | 江苏朗域电力科技有限公司 | Foldable compression damping device |
CN206263047U (en) * | 2016-11-04 | 2017-06-20 | 安徽应流集团霍山铸造有限公司 | A kind of stamping machine of suitable copper casting |
CN106892097A (en) * | 2017-03-08 | 2017-06-27 | 深圳市雷凌广通技术研发有限公司 | A kind of vehicle-mounted unmanned aerial vehicle for road condition monitoring |
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108105307A (en) * | 2017-12-27 | 2018-06-01 | 宁波浙达技术服务有限公司 | A kind of mechanical automation equipment damping device |
CN108480713A (en) * | 2018-02-06 | 2018-09-04 | 李明科 | A kind of hardware dies drilling machine |
CN108262146A (en) * | 2018-03-27 | 2018-07-10 | 陈洁 | A kind of crusher of chemical industry equipment good damping effect |
CN108555253A (en) * | 2018-04-04 | 2018-09-21 | 陈洁 | A kind of casting smelting moulding machine |
CN108692636A (en) * | 2018-04-24 | 2018-10-23 | 庄银灿 | A kind of plank rapid size detection device for building monitoring |
CN108772879A (en) * | 2018-05-02 | 2018-11-09 | 高峰 | A kind of industrial automation cutter device of good damping effect |
CN108916311A (en) * | 2018-08-02 | 2018-11-30 | 绩溪袁稻农业产业科技有限公司 | A kind of efficient damping device suitable for seeder |
CN109139788A (en) * | 2018-09-14 | 2019-01-04 | 温州职业技术学院 | A kind of Architectural Equipment earthquake isolating equipment |
CN111874132A (en) * | 2018-09-20 | 2020-11-03 | 河南联合力达新能源科技有限公司 | Body feeling balance vehicle seat damping device |
CN111874133A (en) * | 2018-09-20 | 2020-11-03 | 河南联合力达新能源科技有限公司 | Seat damping device for balance car |
CN109511596A (en) * | 2018-11-08 | 2019-03-26 | 璐烘. | A kind of culturing marine products adjustable space aquaculture pond |
CN109529995A (en) * | 2018-12-14 | 2019-03-29 | 安徽职业技术学院 | A kind of architectural engineering skyscraper garbage crushing device |
CN111661015A (en) * | 2020-06-19 | 2020-09-15 | 德州职业技术学院(德州市技师学院) | Automobile brake device with emergency brake buffer structure design |
CN115045530A (en) * | 2022-07-28 | 2022-09-13 | 山东中建八局投资建设有限公司 | Anti-seismic reinforced structure is built in room |
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Application publication date: 20171124 |