CN202520037U - Embedded screw resetting device for foundation seismic isolation houses in villages and small towns - Google Patents
Embedded screw resetting device for foundation seismic isolation houses in villages and small towns Download PDFInfo
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- CN202520037U CN202520037U CN2011205753625U CN201120575362U CN202520037U CN 202520037 U CN202520037 U CN 202520037U CN 2011205753625 U CN2011205753625 U CN 2011205753625U CN 201120575362 U CN201120575362 U CN 201120575362U CN 202520037 U CN202520037 U CN 202520037U
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- small towns
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Abstract
An embedded screw resetting device for foundation seismic isolation houses in villages and small towns belongs to the technical field of buildings. A stationary screw 5 and a resetting screw 1 are respectively embedded on the corners of a foundation lower beam 10 and a foundation top beam 8, the stationary screw 5 is vertically aligned to the resetting screw 1, and threaded parts of the stationary screw 5 and the resetting screw 1 are exposed; and a resetting steel plate 2 is produced, and the resetting steel plate 2 is provided with two long holes in the upper part and the lower part respectively. After the earthquake, the stationary screw 5 and the resetting screw 1, forming a group, are sleeved into the resetting steel plate 2, nuts 4 are sequentially fixed, resetting nuts 3 are sequentially screwed, the foundation top beam 8 is driven by the resetting steel plate 2 to move on the seismic isolation layer 9, and the foundation top beam 8 after being shifted is pulled back to the position before the earthquake. Depending on the internal stress self balance of the foundation beams, the foundation top beam and the foundation lower beam of the foundation seismic isolation houses in villages and small towns can be precisely reset after the earthquake without utilizing other equipment, the construction process is simple, the cost is low, the application range is wide, and popularization value can be realized.
Description
Technical field
The utility model relates to base isolation house, a kind of villages and small towns pre embedded bolt resetting means, belongs to the basic resetting means and the repositioning method thereof in low layer base isolation house in a kind of being applied to.
Background technology
The structures isolation effect system is a kind of reasonable, effective, safe, economic shock absorption system; It has thoroughly changed the approach of traditional structure employing " reinforcement " structure, but adopts the new way of " softening " structure, " defeating a force with a tenderness " isolation earthquake, and the earthquake isolating equipment of horizontal flexibility promptly is set in the building bottom; Make structure softening; Reduce rigidity, thus the natural vibration period of extending structure, the earthquake response of minimizing structure.When running into little shake or wind, the base isolation device is enough to make works to keep motionless basically; The time spent is done in violent earthquake in running into, and shock isolation system produces horizontal distortion under geological process, absorbs seismic energy, separates earthquake motion very effectively, and structural seismic response is obviously reduced; Do the time spent when running into special violent earthquake, the over-large displacement of the limit damping limit structural of shock isolation system guarantees structure " no collapsing with strong earthquake ".The research of China aspect shock insulation, damping and the vibration isolation of engineering structures is very active in recent ten years; Practical applications is increasing; Begun to analyze and research from theory and experimental study, schematic design, the actual engineering of combination; Direction to engineering pilot and application develops, and several kinds of practical vibration-isolating systems are being obtained tangible progress aspect standardization and the industrialization.
Base isolation has been tending towards ripe technically at present, but less to the research of matching used basic resetting means in earthquake isolating equipment.The resetting means that China uses at present not too is suitable in China's vast villages and small towns low-rise building because of the manufacturing and the construction technology of its high relatively cost, complicacy.Therefore, extremely urgent to the research of villages and small towns low layer base isolation house foundation resetting means.
The utility model content
The purpose of the utility model is to provide a kind of base isolation house, a kind of villages and small towns pre embedded bolt resetting means with advantages such as simple structure, cheap, easy construction, reseting performance are good, in the hope of solving basis, median low structure shake back, villages and small towns this difficult problem that accurately resets effectively.
The technical scheme that the utility model adopts is following:
Base isolation house, villages and small towns pre embedded bolt resetting means, main by the screw rod 1 that resets, standing screw 5, reset plate 2, be used to be connected the hold-down nut 4 on the standing screw 5, be used to be connected the reduction nut 3 that resets on the screw rod 1 and form; Said standing screw 5 is imbedded the bight of basic underbeam 10, and the screw rod 1 that resets is imbedded the bight of basis upper beam 8, and threaded portion exposes; The vertical position alignment of the one group of standing screw 5 imbedded and the screw rod 1 that resets, promptly same group standing screw 5 is identical in horizontal position with the screw rod 1 that resets, and highly different; Said reset plate 2 is upper and lower opens two slotted holes, and the end in hole is semicircle, and width is greater than the diameter of reset screw rod 1 and standing screw 5, and the vertical centre distance of two slotted holes is identical in vertical centre distance with standing screw 5 with the screw rod 1 that resets.After the earthquake; Reset plate 2 is inserted in the upper and lower one group of standing screw 5 and the screw rod 1 that resets; Hold-down nut 4 successively, and reset plate 2 and basic underbeam 10 are pressed close to, and tighten reduction nut 3 successively; Move on shock insulation layer 9 by reset plate 2 drive basis upper beams 8, be withdrawn into the shake front position to the upper beam of the basis after the dislocation 8.
It is that the plain bar of 20mm-30mm is made that said reset screw rod 1 and standing screw 5 adopt HRB400 and above grade, diameter.
The protruded length of the said screw rod 1 that resets is 150mm-200mm, and the surface makes screw thread, and is coated with rustproof paint.
The protruded length of said standing screw 5 is 100mm-130mm, and the surface makes screw thread, and is coated with rustproof paint.
Said reset plate 2 adopts Q235 and above grade steel plate to make, and steel plate thickness is 20mm-30mm.
Said reset plate 2 is upper and lower to have two slotted holes; The vertical centre distance in two holes is identical in vertical centre distance with standing screw 5 with the screw rod 1 that resets; The end in hole is semicircle, and length is 80mm, and width is respectively than the wide 2mm of diameter of reset screw rod 1 and standing screw 5.
The pre embedded bolt resetting means in base isolation house, villages and small towns is made up of 84,4 reduction nut of 2,4 hold-down nuts of 1,8 standing screws of screw rod, 5,4 block reset steel plates 3 that reset.2-5 cover reset plate 2, hold-down nut 4, reduction nut 3 only need be done in villages and small towns, can rotate use in the base isolation house that dislocation is arranged after the earthquake.
The repositioning method in base isolation house, villages and small towns, it adopts following steps:
A) after the earthquake, select the basis to put the beams in place 8 and go up the side wall body of body of wall 7, remove body of wall 7, put the beams in place 8 the outside of basic underbeam 10 and basis is exposed until basic 6 the first half outside soil body to the house medial movement;
The utility model can be obtained following beneficial effect:
It is force self-balanced that this device relies on the inside of grade beam to receive, and need not auxiliary can the realization of miscellaneous equipment and shake accurately resetting of villages and small towns, back base isolation house foundation upper beam, and work progress is simple; Easy to operate; With low cost, improve the basis efficient that resets, can be applicable to low layer base isolation building in the villages and small towns; Have wide range of applications, have promotional value.
Description of drawings
Fig. 1 is the resetting means screw rod 1 pre-buried position plane sketch map that resets;
Fig. 2 is resetting means standing screw 5 pre-buried position plane sketch mapes;
Fig. 3 is resetting means reset plate 2 floor map;
Fig. 4 is the resetting means frontal plane scheme of installation that resets on the basis;
Fig. 5 is the resetting means back plane sketch map that resets on the basis;
Fig. 6 is resetting means 1-1 generalized section before the basis resets;
Fig. 7 is a 2-2 generalized section after resetting means resets on the basis;
Description of drawings: the 1-screw rod that resets; The 2-reset plate; The 3-reduction nut; The 4-hold-down nut; The 5-standing screw; The 6-basis; The 7-body of wall; 8-puts the beams in place on the basis; 9-shock insulation layer; 10-basis underbeam.
The specific embodiment
Do further explanation below in conjunction with the accompanying drawing and the specific embodiment for the utility model.Like Fig. 1 to shown in Figure 7, base isolation house, villages and small towns pre embedded bolt resetting means, main by the screw rod 1 that resets, standing screw 5, reset plate 2, be used to be connected the hold-down nut 4 on the standing screw 5, be used to be connected the reduction nut 3 that resets on the screw rod 1 and form; Said standing screw 5 is imbedded the bight of basic underbeam 10, and the screw rod 1 that resets is imbedded the bight of basis upper beam 8, and threaded portion exposes; The vertical position alignment of the one group of standing screw 5 imbedded and the screw rod 1 that resets, promptly same group standing screw 5 is identical in horizontal position with the screw rod 1 that resets, and highly different; Said reset plate 2 is upper and lower opens two slotted holes, and the end in hole is semicircle, and width is greater than the diameter of reset screw rod 1 and standing screw 5, and the vertical centre distance of two slotted holes is identical in vertical centre distance with standing screw 5 with the screw rod 1 that resets.After the earthquake; Reset plate 2 is inserted in the upper and lower one group of standing screw 5 and the screw rod 1 that resets; Hold-down nut 4 successively, and reset plate 2 and basic underbeam 10 are pressed close to, and tighten reduction nut 3 successively; Move on shock insulation layer 9 by reset plate 2 drive basis upper beams 8, be withdrawn into the shake front position to the upper beam of the basis after the dislocation 8.
It is that the plain bar of 20mm-30mm is made that said reset screw rod 1 and standing screw 5 adopt HRB400 and above grade, diameter.
The protruded length of the said screw rod 1 that resets is 150mm-200mm, and the surface makes screw thread, and is coated with rustproof paint.
The protruded length of said standing screw 5 is 100mm-130mm, and the surface makes screw thread, and is coated with rustproof paint.
Said reset plate 2 adopts Q235 and above grade steel plate to make, and steel plate thickness is 20mm-30mm.
Said reset plate 2 is upper and lower to have two slotted holes; The vertical centre distance in two holes is identical in vertical centre distance with standing screw 5 with the screw rod 1 that resets; The end in hole is semicircle, and length is 80mm, and width is respectively than the wide 2mm of diameter of reset screw rod 1 and standing screw 5.
The pre embedded bolt resetting means in base isolation house, villages and small towns is made up of 84,4 reduction nut of 2,4 hold-down nuts of 1,8 standing screws of screw rod, 5,4 block reset steel plates 3 that reset.2-5 cover reset plate 2, hold-down nut 4, reduction nut 3 only need be done in villages and small towns, can rotate use in the base isolation house that dislocation is arranged after the earthquake.
Base isolation house, above-mentioned villages and small towns pre embedded bolt resetting means, its production order is following:
1) makes reset screw rod 1 and standing screw 5: use HRB400 and above grade reinforcement fabrication, diameter to make as the plain bar of 20mm-30mm.The length of screw rod 1 and 5 of resetting is divided into imbeds concrete length and protruded length two parts; Embedment length should be confirmed according to " Code for design of concrete structures " GB50010-2010; Protruded length is partly made screw thread; The protruded length of screw rod 1 of resetting is 150mm-200mm, and the protruded length of standing screw 5 is 100mm-130mm, is coated with rustproof paint;
2) reinforcing bar of colligation basis underbeam 10 on basis 6; Insert standing screw 5 in the bight of the basic underbeam 10 of per pass and at the deck-molding medium position; That inserts that length is standing screw 5 imbeds concrete length; Take working measure to guarantee that the locus of standing screw 5 is constant, a template, concreting;
3) make basic vibration insulation 9;
4) colligation basis 8 the reinforcing bar of putting the beams in place, 8 the bight and insert the screw rod 1 that resets of putting the beams in place on the per pass basis at the deck-molding medium position, insertion reset screw rod 1 with its under standing screw 5 in vertical non-alignment; Be that same group of standing screw 5 is identical in horizontal position with the screw rod 1 that resets; And vertical height is different, and that inserts that length is the screw rod 1 that resets imbeds concrete length, takes working measure guarantee the to reset locus of screw rod 1 constant; Prop up template, concreting;
5) making reset plate 2 adopts Q235 and above grade steel plate to make; Steel plate thickness is 20mm-30mm; Reset plate 2 is upper and lower to have two slotted holes, and the vertical centre distance in hole is identical in vertical centre distance with standing screw 5 with the screw rod 1 that resets, and the end in hole is semicircle; Length is 80mm, and width is respectively than the wide 2mm of diameter of reset screw rod 1 and standing screw 5;
6) make with the supporting hold-down nut 4 of standing screw 5 and with the supporting reduction nut 3 of the screw rod 1 of resetting.
The repositioning method of after the generation earthquake, being taked is following:
A) after the earthquake, select the basis to put the beams in place 8 and go up the side wall body of body of wall 7, remove body of wall 7, put the beams in place 8 the outside of basic underbeam 10 and basis is exposed until basic 6 the first half outside soil body to the house medial movement;
More than be an exemplary embodiments of the utility model, the enforcement of the utility model is not limited thereto.
Claims (7)
1. villages and small towns base isolation house pre embedded bolt resetting means; Mainly by the screw rod that resets (1), standing screw (5), reset plate (2), be used to be connected the hold-down nut (4) on the standing screw (5), be used to be connected the reduction nut (3) that resets on the screw rod (1) and form; It is characterized in that: said standing screw (5) is imbedded the bight of basic underbeam (10), and the screw rod that resets (1) is imbedded the bight of basis upper beam (8), and threaded portion exposes; The vertical position alignment of the one group of standing screw (5) imbedded and the screw rod that resets (1), promptly same group standing screw (5) is identical in horizontal position with the screw rod that resets (1), and highly different; Said reset plate (2) is upper and lower opens two slotted holes; The end in hole is semicircle; Width is greater than the diameter of screw rod that resets (1) and standing screw (5), and the vertical centre distance of two slotted holes is identical in vertical centre distance with standing screw (5) with the screw rod that resets (1); After the earthquake; Reset plate (2) is inserted in upper and lower one group of standing screw (5) and the screw rod that resets (1); Hold-down nut (4) is pressed close to reset plate (2) and basic underbeam (10) successively, tightens reduction nut (3) successively; Drive basic put the beams in place (8) by reset plate (2) and upward move, be withdrawn into the shake front position to the upper beam of the basis after the dislocation (8) at shock insulation layer (9).
2. base isolation house, villages and small towns according to claim 1 pre embedded bolt resetting means is characterized in that: it is the plain bar making of 20mm-30mm that said screw rod that resets (1) and standing screw (5) adopt HRB400, diameter.
3. base isolation house, villages and small towns according to claim 1 pre embedded bolt resetting means, it is characterized in that: the protruded length of the said screw rod that resets (1) is 150mm-200mm, the surface makes screw thread, and is coated with rustproof paint.
4. base isolation house, villages and small towns according to claim 1 pre embedded bolt resetting means, it is characterized in that: the protruded length of said standing screw (5) is 100mm-130mm, the surface makes screw thread, and is coated with rustproof paint.
5. base isolation house, villages and small towns according to claim 1 pre embedded bolt resetting means is characterized in that: said reset plate (2) adopts the Q235 steel plate to make, and steel plate thickness is 20mm-30mm.
6. base isolation house, villages and small towns according to claim 1 pre embedded bolt resetting means; It is characterized in that: said reset plate (2) is upper and lower to have two slotted holes; The vertical centre distance in two holes is identical in vertical centre distance with standing screw (5) with the screw rod that resets (1); The end in hole is semicircle, and length is 80mm, and width is respectively than the wide 2mm of diameter of screw rod that resets (1) and standing screw (5).
7. base isolation house, villages and small towns according to claim 1 pre embedded bolt resetting means; It is characterized in that: the pre embedded bolt resetting means in base isolation house, villages and small towns is by 8 screw rods that reset (1), 8 standing screws (5), 4 block reset steel plates (2), 4 hold-down nuts (4), and 4 reduction nut (3) are formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205753625U CN202520037U (en) | 2011-12-31 | 2011-12-31 | Embedded screw resetting device for foundation seismic isolation houses in villages and small towns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205753625U CN202520037U (en) | 2011-12-31 | 2011-12-31 | Embedded screw resetting device for foundation seismic isolation houses in villages and small towns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202520037U true CN202520037U (en) | 2012-11-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205753625U Withdrawn - After Issue CN202520037U (en) | 2011-12-31 | 2011-12-31 | Embedded screw resetting device for foundation seismic isolation houses in villages and small towns |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202520037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535533A (en) * | 2011-12-31 | 2012-07-04 | 北京工业大学 | Device and method for resetting pre-buried screw rod of village and town base seismic isolation house |
-
2011
- 2011-12-31 CN CN2011205753625U patent/CN202520037U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535533A (en) * | 2011-12-31 | 2012-07-04 | 北京工业大学 | Device and method for resetting pre-buried screw rod of village and town base seismic isolation house |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121107 Effective date of abandoning: 20131225 |
|
| RGAV | Abandon patent right to avoid regrant |