CN204609033U - Damper for building - Google Patents
Damper for building Download PDFInfo
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- CN204609033U CN204609033U CN201520135335.4U CN201520135335U CN204609033U CN 204609033 U CN204609033 U CN 204609033U CN 201520135335 U CN201520135335 U CN 201520135335U CN 204609033 U CN204609033 U CN 204609033U
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Abstract
The utility model relates to a kind of damper for building.It solve the problems such as existing building damper stability.Comprise inside and there is cavity and tubular hydraulic cylinder, hydraulic cylinder one end is provided with front end housing, the other end is provided with back cylinder cover, be provided with in hydraulic cylinder and can cavity separated in the first chamber and the piston body of the second chamber, piston body one end is connected with the first piston bar being arranged in front end housing, first piston boom end is connected with the first oscillating bearing, the piston body other end is connected with the second piston rod being arranged in back cylinder cover, back cylinder cover is connected with second joint bearing, be axially arranged with first passage and the second channel of corresponding setting mutually on the piston body respectively, piston body is provided with unidirectional alternately on off mechanism.The advantage of this damper for building is: structure is simple, good stability, and be easy to install, it is convenient to install, and installing space is little, and low-speed motion resistance is little, and energy efficiency is high, good airproof performance.
Description
Technical field
The utility model belongs to building implements technical field, especially relates to a kind of damper for building.
Background technology
Damper for building is a kind of being arranged on for alleviating the safety device of seismic damage on building, and it is widely used in civilian construction, industrial construction, bridge etc.In situation at ordinary times, building damper is in free state, and length can carry out flexible adjustment with building variations in temperature.Blocking can be presented when being subject to earthquake or other outer impacts suddenly, two of damper components are linked to be an entirety, jointly stressed, to reduce the damage of building, just as the function of the safety belt in automobile, when coming earthquake, damper absorbs to greatest extent and consumes the impact energy of earthquake to building structure, greatly alleviates impact and destruction that earthquake causes building structure.Existing damper for building also exists many deficiencies, and such as, poor stability, installs inconvenience, and damping effect difference etc., these factors greatly affect the normal use of damper.
In order to solve prior art Problems existing, people have carried out long-term exploration, propose solution miscellaneous.Such as, Chinese patent literature discloses a kind of damper for building [application number: 201120493314.1], comprise cylinder body and the piston rod being arranged in cylinder body, be fixed with the piston being positioned at cylinder body on the piston rod, damping mechanism and resisting medium is also provided with in cylinder body, it is characterized in that: the two ends of described piston rod are respectively equipped with the first earrings and the second earrings, and the first described earrings is connected with piston rod by helicitic texture, and the second described earrings is connected with piston rod by helicitic texture.Such scheme to some extent solves the problem that inconvenience installed by existing building damper, but the program still fundamentally cannot solve poor stability, the problem of damping effect difference.
Summary of the invention
The purpose of this utility model is for the problems referred to above, provides a kind of simple and reasonable, the damper for building of good stability.
For achieving the above object, the utility model have employed following technical proposal: this damper for building, comprise inside and there is cavity and tubular hydraulic cylinder, described hydraulic cylinder one end is provided with front end housing, the other end is provided with back cylinder cover, it is characterized in that, be provided with in hydraulic cylinder and can cavity separated in the first chamber and the piston body of the second chamber, described piston body one end is connected with the first piston bar being arranged in front end housing, described first piston boom end is connected with the first oscillating bearing, the described piston body other end is connected with the second piston rod being arranged in back cylinder cover, described back cylinder cover is connected with second joint bearing, be axially arranged with first passage and the second channel of corresponding setting mutually on the piston body respectively, described piston body is provided with the unidirectional alternately on off mechanism that first passage and second channel can be replaced the first chamber and the second chamber or blocking-up successively.Preferably, high viscosity silicone oil medium is covered with in first chamber and the second chamber, piston body low-speed motion resistance is little, and during operation, when piston body slides, unidirectional alternately on off mechanism can ensure the pressure balance in the first chamber and the second chamber, makes damper good stability.
In above-mentioned damper for building, described unidirectional alternately on off mechanism comprises the first taper valve core be arranged on by the first mounting structure in first passage, is provided with the second taper valve core by the second mounting structure in described second channel, and the first described taper valve core is relative with the second taper valve core and shift to install.Obviously, because the first taper valve core and the second taper valve core are oppositely arranged, first passage and second channel alternate communication can be made when piston body back and forth moves axially like this.
In above-mentioned damper for building, the first described mounting structure comprises and is separately positioned on piston body two ends and the first cylindrical hole axially arranged along piston body, the the first reducing hole be connected with the first cylindrical hole is respectively provided with between the first described cylindrical hole, the first described cylindrical hole is connected successively with the first reducing hole thus forms above-mentioned first passage, the first described taper valve core is arranged in the first cylindrical hole, and is provided with first elastic support structure that the first taper valve core can be plugged in the first reducing hole in the first described cylindrical hole.Namely, under piston body halted state, the first taper valve core is by the first reducing hole shutoff.
In above-mentioned damper for building, the first described elastic support structure comprises the first lock(ing) bolt be arranged in the first cylindrical hole, the first described lock(ing) bolt is provided with first cell body that the first chamber can be connected with the first cylindrical hole, and the first described lock(ing) bolt is connected with the first cylindrical hole screw thread, between the first described lock(ing) bolt and the first taper valve core, be provided with the first valve core spring.Be connected with the first cylindrical hole by first chamber by the first cell body, when the first taper valve core departs from the first reducing hole, first passage is in conducting state.
In above-mentioned damper for building, the first described cylindrical hole and the first reducing hole are coaxially arranged and the diameter in the first described reducing hole is less than the diameter of the first cylindrical hole.
In above-mentioned damper for building, the second described mounting structure comprises and is separately positioned on piston body two ends and the second cylindrical hole axially arranged along piston body, the the second reducing hole be connected with the second cylindrical hole is respectively provided with between the second described cylindrical hole, the second described cylindrical hole is connected successively with the second reducing hole thus forms above-mentioned second channel, the second described taper valve core is arranged in the second cylindrical hole, and is provided with second elastic support structure that the second taper valve core can be plugged in the second reducing hole in the second described cylindrical hole.Namely, under piston body halted state, the second taper valve core is by the second reducing hole shutoff.
In above-mentioned damper for building, the second described elastic support structure comprises the second lock(ing) bolt be arranged in the second cylindrical hole, the second described lock(ing) bolt is provided with second cell body that the second chamber can be connected with the second cylindrical hole, and the second described lock(ing) bolt is connected with the second cylindrical hole screw thread, between the second described lock(ing) bolt and the second taper valve core, be provided with the second valve core spring.Be connected with the second cylindrical hole by second chamber by the second cell body, when the second taper valve core departs from the second reducing hole, second channel is in conducting state.
In above-mentioned damper for building, the second described cylindrical hole and the second reducing hole are coaxially arranged and the diameter in the second described reducing hole is less than the diameter of the second cylindrical hole.
In above-mentioned damper for building, the first described oscillating bearing is provided with first shell body that can circumferential be sheathed on hydraulic cylinder; Described second joint bearing is connected with the second housing body covered on the second piston rod, described second housing body with to be arranged in hydraulic cylinder and to be connected with the capping that back cylinder cover leans, and described back cylinder cover is axially arranged with through hole, be provided with plug in described through hole.In cavity, silicone oil medium is added by through hole.
In above-mentioned damper for building, be provided with some first sealing rings between described front end housing and first piston bar, described front end housing outer circumferential and hydraulic cylinder week are provided with some second sealing rings to the inside; Be provided with some 3rd sealing rings between described back cylinder cover and the second piston rod, be provided with some 4th sealing rings to the inside in described back cylinder cover outer circumferential and hydraulic cylinder week.Which enhance the sealing effectiveness of this damper.
Compared with prior art, the advantage of this damper for building is: structure is simple, good stability, and be easy to install, it is convenient to install, and installing space is little, and low-speed motion resistance is little, and energy efficiency is high, good airproof performance.
Accompanying drawing explanation
The structural representation that Fig. 1 provides for the utility model.
Fig. 2 is the enlarged drawing at A place in Fig. 1.
In figure, hydraulic cylinder 1, front end housing 11, back cylinder cover 12, piston body 2, first chamber 21, second chamber 22, first passage 23, second channel 24, first piston bar 3, first sealing ring 31, second sealing ring 32, first oscillating bearing 4, second piston rod 5, 3rd sealing ring 51, 4th sealing ring 52, second joint bearing 6, alternately on off mechanism 7, first taper valve core 71, second taper valve core 72, first cylindrical hole 73, first reducing hole 731, first lock(ing) bolt 74, first cell body 741, first valve core spring 742, second cylindrical hole 75, second reducing hole 751, second lock(ing) bolt 76, second cell body 761, second valve core spring 762, first shell body 8, second housing body 9, capping 91, through hole 92, plug 93.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
As shown in Figure 1-2, this damper for building, comprise inside and there is cavity and tubular hydraulic cylinder 1, hydraulic cylinder 1 one end is provided with front end housing 11, the other end is provided with back cylinder cover 12, be provided with in hydraulic cylinder 1 and can cavity separated in the first chamber 21 and the piston body 2 of the second chamber 22, piston body 2 one end is connected with the first piston bar 3 being arranged in front end housing 11, first piston bar 3 end is connected with the first oscillating bearing 4, piston body 2 other end is connected with the second piston rod 5 being arranged in back cylinder cover 12, back cylinder cover 12 is connected with second joint bearing 6, piston body 2 is axially arranged with first passage 23 and the second channel 24 of corresponding setting mutually respectively, piston body 2 is provided with the unidirectional alternately on off mechanism 7 that the first chamber 21 alternately can be communicated with the second chamber 22 with second channel 24 by first passage 23 successively or block.Preferably, high viscosity silicone oil medium is covered with in first chamber and the second chamber, piston body low-speed motion resistance is little, and during operation, when piston body slides, unidirectional alternately on off mechanism can ensure the pressure balance in the first chamber and the second chamber, makes damper good stability.
Particularly, here unidirectional alternately on off mechanism 7 comprises the first taper valve core 71 be arranged on by the first mounting structure in first passage 23, the second taper valve core 72 is provided with by the second mounting structure in second channel 24, and the first taper valve core 71 is relative with the second taper valve core 72 and shift to install, because the first taper valve core 71 and the second taper valve core 72 are oppositely arranged, first passage 21 and second channel 22 alternate communication can be made like this when piston body 2 back and forth moves axially.
Further, here the first mounting structure comprises and is separately positioned on piston body 2 two ends and the first cylindrical hole 73 axially arranged along piston body 2, the the first reducing hole 731 be connected with the first cylindrical hole 73 is respectively provided with between first cylindrical hole 73, first cylindrical hole 73 is connected successively with the first reducing hole 731 thus forms above-mentioned first passage 23, first taper valve core 71 is arranged in the first cylindrical hole 73, and in the first cylindrical hole 73, be provided with first elastic support structure that the first taper valve core 71 can be plugged in the first reducing hole 731, namely under piston body 2 halted state, first taper valve core 71 is by the first reducing hole 731 shutoff.Wherein, first elastic support structure comprises the first lock(ing) bolt 74 be arranged in the first cylindrical hole 73, first lock(ing) bolt 74 is provided with first cell body 741 that the first chamber 21 can be connected with the first cylindrical hole 73, and the first lock(ing) bolt 74 is connected with the first cylindrical hole 73 screw thread, the first valve core spring 742 is provided with between first lock(ing) bolt 74 and the first taper valve core 71, by the first cell body 741, first chamber 21 is connected with the first cylindrical hole 73, when the first taper valve core 71 departs from the first reducing hole 731, first passage 21 is in conducting state.Here the first cylindrical hole 73 and the first reducing hole 731 be coaxial to be arranged and the diameter in the first reducing hole 731 is less than the diameter of the first cylindrical hole 73.
Similarly, second mounting structure comprises and is separately positioned on piston body 2 two ends and the second cylindrical hole 75 axially arranged along piston body 2, the the second reducing hole 751 be connected with the second cylindrical hole 75 is respectively provided with between second cylindrical hole 75, second cylindrical hole 75 is connected successively with the second reducing hole 751 thus forms above-mentioned second channel 24, second taper valve core 72 is arranged in the second cylindrical hole 75, and in the second cylindrical hole 75, be provided with second elastic support structure that the second taper valve core 72 can be plugged in the second reducing hole 751, namely under piston body 2 halted state, second taper valve core 72 is by the second reducing hole 751 shutoff.
Wherein, here the second elastic support structure comprises the second lock(ing) bolt 76 be arranged in the second cylindrical hole 75, second lock(ing) bolt 76 is provided with second cell body 761 that the second chamber 22 can be connected with the second cylindrical hole 75, and the second lock(ing) bolt 76 is connected with the second cylindrical hole 75 screw thread, the second valve core spring 762 is provided with between second lock(ing) bolt 76 and the second taper valve core 72, by the second cell body 761, second chamber 22 is connected with the second cylindrical hole 75, when the second taper valve core 72 departs from the second reducing hole 751, second channel 24 is in conducting state.Preferably, the second cylindrical hole 75 here and the second reducing hole 751 are coaxial is arranged and the diameter in the second reducing hole 751 is less than the diameter of the second cylindrical hole 75.
Further, the first oscillating bearing 4 in the present embodiment is provided with first shell body 8 that can circumferential be sheathed on hydraulic cylinder 1; Second joint bearing 6 is connected with the second housing body 9 covered on the second piston rod 5, second housing body 9 with to be arranged in hydraulic cylinder 1 and to be connected with the capping 91 that back cylinder cover 12 leans, and back cylinder cover 12 is axially arranged with through hole 92, be provided with plug 93 in through hole 92, namely can add silicone oil medium by through hole 92 in cavity.In order to improve the sealing effectiveness of this damper, be provided with some first sealing rings 31 between front end housing 11 and first piston bar 3, front end housing 11 outer circumferential and hydraulic cylinder 1 week are provided with some second sealing rings 32 to the inside; Be provided with some 3rd sealing rings 51 between back cylinder cover 12 and the second piston rod 5, back cylinder cover 12 outer circumferential and hydraulic cylinder 1 week are provided with some 4th sealing rings 52 to the inside.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ hydraulic cylinder 1 herein, front end housing 11, back cylinder cover 12, piston body 2, first chamber 21, second chamber 22, first passage 23, second channel 24, first piston bar 3, first sealing ring 31, second sealing ring 32, first oscillating bearing 4, second piston rod 5, 3rd sealing ring 51, 4th sealing ring 52, second joint bearing 6, alternately on off mechanism 7, first taper valve core 71, second taper valve core 72, first cylindrical hole 73, first reducing hole 731, first lock(ing) bolt 74, first cell body 741, first valve core spring 742, second cylindrical hole 75, second reducing hole 751, second lock(ing) bolt 76, second cell body 761, second valve core spring 762, first shell body 8, second housing body 9, capping 91, through hole 92, term such as plug 93 grade, but do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (10)
1. a damper for building, comprise inside and there is cavity and tubular hydraulic cylinder (1), described hydraulic cylinder (1) one end is provided with front end housing (11), the other end is provided with back cylinder cover (12), it is characterized in that, the piston body (2) cavity can separated in the first chamber (21) with the second chamber (22) is provided with in hydraulic cylinder (1), described piston body (2) one end is connected with the first piston bar (3) being arranged in front end housing (11), described first piston bar (3) end is connected with the first oscillating bearing (4), described piston body (2) other end is connected with the second piston rod (5) being arranged in back cylinder cover (12), described back cylinder cover (12) is connected with second joint bearing (6), piston body (2) is axially arranged with the corresponding first passage (23) arranged and second channel (24) respectively mutually, described piston body (2) is provided with the unidirectional alternately on off mechanism (7) that the first chamber (21) alternately can be communicated with the second chamber (22) with second channel (24) by first passage (23) successively or block.
2. damper for building according to claim 1, it is characterized in that, described unidirectional alternately on off mechanism (7) comprises the first taper valve core (71) be arranged on by the first mounting structure in first passage (23), is provided with the second taper valve core (72) by the second mounting structure in described second channel (24), and described the first taper valve core (71) is relative with the second taper valve core (72) and shift to install.
3. damper for building according to claim 2, it is characterized in that, the first described mounting structure comprises and is separately positioned on piston body (2) two ends and the first cylindrical hole (73) axially arranged along piston body (2), the the first reducing hole (731) be connected with the first cylindrical hole (73) is respectively provided with between described the first cylindrical hole (73), described the first cylindrical hole (73) is connected successively with the first reducing hole (731) thus forms above-mentioned first passage (23), described the first taper valve core (71) is arranged in the first cylindrical hole (73), and in described the first cylindrical hole (73), be provided with first elastic support structure that the first taper valve core (71) can be plugged in the first reducing hole (731).
4. damper for building according to claim 3, it is characterized in that, the first described elastic support structure comprises the first lock(ing) bolt (74) be arranged in the first cylindrical hole (73), described the first lock(ing) bolt (74) is provided with first cell body (741) that the first chamber (21) can be connected with the first cylindrical hole (73), and described the first lock(ing) bolt (74) is connected with the first cylindrical hole (73) screw thread, the first valve core spring (742) is provided with between described the first lock(ing) bolt (74) and the first taper valve core (71).
5. the damper for building according to claim 3 or 4, it is characterized in that, described the first cylindrical hole (73) and the first reducing hole (731) be coaxial to be arranged and the diameter in the first described reducing hole (731) is less than the diameter of the first cylindrical hole (73).
6. damper for building according to claim 2, it is characterized in that, the second described mounting structure comprises and is separately positioned on piston body (2) two ends and the second cylindrical hole (75) axially arranged along piston body (2), the the second reducing hole (751) be connected with the second cylindrical hole (75) is respectively provided with between described the second cylindrical hole (75), described the second cylindrical hole (75) is connected successively with the second reducing hole (751) thus forms above-mentioned second channel (24), described the second taper valve core (72) is arranged in the second cylindrical hole (75), and in described the second cylindrical hole (75), be provided with second elastic support structure that the second taper valve core (72) can be plugged in the second reducing hole (751).
7. damper for building according to claim 6, it is characterized in that, the second described elastic support structure comprises the second lock(ing) bolt (76) be arranged in the second cylindrical hole (75), described the second lock(ing) bolt (76) is provided with second cell body (761) that the second chamber (22) can be connected with the second cylindrical hole (75), and described the second lock(ing) bolt (76) is connected with the second cylindrical hole (75) screw thread, the second valve core spring (762) is provided with between described the second lock(ing) bolt (76) and the second taper valve core (72).
8. damper for building according to claim 6, it is characterized in that, described the second cylindrical hole (75) and the second reducing hole (751) be coaxial to be arranged and the diameter in the second described reducing hole (751) is less than the diameter of the second cylindrical hole (75).
9. damper for building according to claim 1, is characterized in that, described the first oscillating bearing (4) is provided with and circumference can be sheathed on the first shell body (8) on hydraulic cylinder (1); Described second joint bearing (6) is connected with the second housing body (9) covered on the second piston rod (5), described second housing body (9) with to be arranged in hydraulic cylinder (1) and to be connected with the capping (91) that back cylinder cover (12) leans, and described back cylinder cover (12) is axially arranged with through hole (92), be provided with plug (93) in described through hole (92).
10. damper for building according to claim 9, it is characterized in that, be provided with some first sealing rings (31) between described front end housing (11) and first piston bar (3), described front end housing (11) outer circumferential and hydraulic cylinder (1) week are provided with some second sealing rings (32) to the inside; Be provided with some 3rd sealing rings (51) between described back cylinder cover (12) and the second piston rod (5), be provided with some 4th sealing rings (52) to the inside in described back cylinder cover (12) outer circumferential and hydraulic cylinder (1) week.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520135335.4U CN204609033U (en) | 2015-03-10 | 2015-03-10 | Damper for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520135335.4U CN204609033U (en) | 2015-03-10 | 2015-03-10 | Damper for building |
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| Publication Number | Publication Date |
|---|---|
| CN204609033U true CN204609033U (en) | 2015-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520135335.4U Active CN204609033U (en) | 2015-03-10 | 2015-03-10 | Damper for building |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775535A (en) * | 2015-03-10 | 2015-07-15 | 常州格林电力机械制造有限公司 | Damper for building |
| CN105114513A (en) * | 2015-09-16 | 2015-12-02 | 湖南科技大学 | Speed and displacement dual-lock pressure-limiting type viscous damper |
| CN106702882A (en) * | 2015-11-12 | 2017-05-24 | 华南理工大学 | Hydraulic force distribution buffering device |
| CN106801379A (en) * | 2017-01-22 | 2017-06-06 | 北京工业大学 | A kind of speed locking device |
| CN107313644A (en) * | 2017-07-13 | 2017-11-03 | 柳州东方工程橡胶制品有限公司 | A kind of large bearing capacity permanent magnetism adjustable type MR damper |
| CN107763137A (en) * | 2017-10-27 | 2018-03-06 | 徐工集团工程机械有限公司 | Vibration absorber, lifting mechanism and lorry-mounted crane |
| CN107858922A (en) * | 2017-10-21 | 2018-03-30 | 华北水利水电大学 | A kind of Bridge Seismic system and implementation |
| CN107906160A (en) * | 2017-12-13 | 2018-04-13 | 中铁二院工程集团有限责任公司 | A kind of novel rod-type viscous damper |
-
2015
- 2015-03-10 CN CN201520135335.4U patent/CN204609033U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775535A (en) * | 2015-03-10 | 2015-07-15 | 常州格林电力机械制造有限公司 | Damper for building |
| CN105114513A (en) * | 2015-09-16 | 2015-12-02 | 湖南科技大学 | Speed and displacement dual-lock pressure-limiting type viscous damper |
| CN105114513B (en) * | 2015-09-16 | 2017-02-01 | 湖南科技大学 | Speed and displacement dual-lock pressure-limiting type viscous damper |
| CN106702882A (en) * | 2015-11-12 | 2017-05-24 | 华南理工大学 | Hydraulic force distribution buffering device |
| CN106801379A (en) * | 2017-01-22 | 2017-06-06 | 北京工业大学 | A kind of speed locking device |
| CN107313644A (en) * | 2017-07-13 | 2017-11-03 | 柳州东方工程橡胶制品有限公司 | A kind of large bearing capacity permanent magnetism adjustable type MR damper |
| CN107858922A (en) * | 2017-10-21 | 2018-03-30 | 华北水利水电大学 | A kind of Bridge Seismic system and implementation |
| CN107763137A (en) * | 2017-10-27 | 2018-03-06 | 徐工集团工程机械有限公司 | Vibration absorber, lifting mechanism and lorry-mounted crane |
| CN107906160A (en) * | 2017-12-13 | 2018-04-13 | 中铁二院工程集团有限责任公司 | A kind of novel rod-type viscous damper |
| CN107906160B (en) * | 2017-12-13 | 2023-09-08 | 中铁二院工程集团有限责任公司 | Novel rod-type viscous damper |
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