CN210086041U - Large horizontal force tension-compression support - Google Patents
Large horizontal force tension-compression support Download PDFInfo
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- CN210086041U CN210086041U CN201920739906.3U CN201920739906U CN210086041U CN 210086041 U CN210086041 U CN 210086041U CN 201920739906 U CN201920739906 U CN 201920739906U CN 210086041 U CN210086041 U CN 210086041U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 39
- 238000003825 pressing Methods 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims description 19
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 241000282472 Canis lupus familiaris Species 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 6
- 230000003044 adaptive effect Effects 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 229910000906 Bronze Inorganic materials 0.000 description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 5
- 239000010974 bronze Substances 0.000 description 5
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of supports, and discloses a large horizontal force pulling and pressing support, which comprises a spherical panel, a spherical crown lining plate, a middle pulling bolt and a base, wherein the spherical panel is in spherical contact with the spherical crown lining plate, the bottom bolt disk of the middle pulling bolt is clamped in a vertical limiting groove at the bottom of the spherical crown lining plate, the bolt disk is in spherical contact with the vertical limiting groove, the base is provided with a mounting groove, the front wall and the rear wall of the base are both provided with a bearing boss, a mounting gap is arranged between the bearing boss and the bottom surface of the mounting groove, the bottom of the spherical crown lining plate is provided with an annular limiting table, and the front end and the rear; the bottom of the spherical plate is provided with an annular step, the outer surface of the annular step is spherical and is sleeved with a force transmission sleeve, the outer surface of the annular step is in contact fit with the inner surface of the force transmission sleeve, the force transmission sleeve is supported on the tensile boss, the annular step can rotate and swing in the force transmission sleeve, and the front wall, the rear wall, the left wall and the right wall of the base are in contact with the force transmission sleeve to form limiting. The structure is stable, the bearing capacity to the horizontal load is good, and the stress concentration of the horizontal bearing structure can not be caused.
Description
Technical Field
The utility model relates to a bridge and other building support technical field, in particular to big horizontal force draws and presses support.
Background
The basic functions of the unidirectional movable support for the bridge are to transmit vertical pressure and horizontal force and release moment, and in some special scenes, the support needs to bear and transmit pulling force. The support capable of transmitting the pulling force comprises a hinge shaft support, a rubber support with a buckle plate, a steel support with the buckle plate and a steel support with a middle pulling bolt. The spherical steel support with the middle pull bolt becomes a solution with the highest cost performance due to reasonable stress and mature manufacturing process.
Aiming at steel structure track beams of urban rail transit (such as magnetic suspension, light rails or similar traffic forms), the existing tensile spherical steel support with a middle tie bolt has the following defects:
1. due to the influence of the tensile structure, the horizontal force resisting structure is difficult to process, and the horizontal bearing capacity of the support is low.
2. Which may cause stress concentrations in the horizontal load bearing structure during oscillation.
In addition, the spherical contact area between the upper surface of the bolt disc and the spherical crown lining plate is small, a conventional wear-resisting plate is arranged between the upper surface of the bolt disc and the spherical crown lining plate, but the conventional wear-resisting plate is insufficient in capability of bearing and transmitting tensile force, is easy to deform or break and affects the service life.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: aiming at the problems, the large horizontal force tension and compression support is stable and reasonable in structure, good in horizontal load bearing capacity, free of influence on a horizontal bearing structure in a swinging state and free of stress concentration of the horizontal bearing structure.
The utility model discloses a technical scheme be like: the utility model provides a big horizontal force draws and presses support, includes spherical surface board, spherical crown welt, middle bolt and the base of drawing, the lower surface of spherical surface board with be spherical contact and phase-match between the upper surface of spherical crown welt, spherical surface board central point puts and has the screw hole, spherical crown welt central point puts and has the through-hole, middle bolt of drawing pass the through-hole and with spherical surface board screw thread fixed connection, the bottom of middle bolt of drawing has the bolt dish, the bottom of spherical crown welt has vertical spacing groove, the bolt dish card is in vertical spacing inslot, bolt dish upper surface with be spherical contact and phase-match between the vertical spacing groove, the base has the mounting groove, all have on the preceding, the back wall of base and hold and draw the boss, hold draw the boss with installation gap has between the mounting groove bottom, spherical crown welt bottom has annular spacing platform, the front end and the rear end of the annular limiting table are clamped in the mounting gap; the spherical ball is characterized in that an annular step is arranged at the bottom of the spherical face plate, the outer surface of the annular step is a spherical surface, a force transmission sleeve is sleeved on the outer surface of the annular step, the outer surface of the annular step is in contact fit with the inner surface of the force transmission sleeve, the force transmission sleeve is supported and arranged on the two bearing pull bosses, the annular step can rotate and swing in the force transmission sleeve, and the front wall, the rear wall, the left wall and the right wall of the base are in contact with the force transmission sleeve to form limiting.
According to the arrangement, the cooperation of the spherical panel, the middle pull bolt, the bolt disc, the spherical crown lining plate, the vertical limiting groove, the pull bearing boss and the annular limiting table ensures that the whole structure can reliably and effectively bear and transmit tensile force, the process of transmitting the tensile force has no influence on the force transmission sleeve, the annular step can swing in the force transmission sleeve during swinging, stress concentration of a horizontal bearing structure cannot be caused, meanwhile, when the horizontal load is borne, the horizontal load is directly transmitted to the force transmission sleeve through the annular step of the spherical panel and then transmitted to the base through the force transmission sleeve, tensile structures such as the spherical crown lining plate, the middle pull bolt, the bolt disc, the spherical crown lining plate and the pull bearing boss are not influenced, and the horizontal bearing force of the support is effectively improved through the arrangement of the force transmission sleeve; the front end, the rear end, the left end and the right end of the annular limiting table are respectively provided with an adaptive gap with the front wall, the rear wall, the left wall and the right wall of the base, the spherical crown lining plate and the inner end face of the tensile boss are also provided with adaptive gaps, and in addition, the spherical surface contact fit between corresponding components and the spherical surface design of the outer surface of the annular step can ensure the smooth implementation of the swing motion of the support, and during the swing, the spherical crown lining plate can be adaptively moved horizontally in the adaptive gap range.
A big horizontal force draw and press support, the centre is drawn and is tied and is gone up the cover and is equipped with annular cushion, annular cushion material is the copper alloy, specifically sets up to tin bronze material, annular cushion card is in vertical spacing inslot, the annular cushion is vertical to be covered tie the dish outward flange, tie dish upper surface with be sphere contact and phase-match between the annular cushion lower surface.
With the arrangement, the annular cushion block made of the tin bronze material enhances the capability of bearing and transferring the pulling force between the annular cushion block and the tin bronze material, increases the force transfer area and ensures the service life.
A big horizontal force draw and press support, the appearance profile of biography power cover is rectangular block-shaped, its front and back end corresponds to support and sets up in two holds and draw boss upper surface, rectangle front end, rear end, left end and the right-hand member of biography power cover respectively with antetheca, back wall, left wall and the right wall of base correspond the face contact.
So set up, will pass the power cover and design for rectangular block, its preceding, back, left and right-hand member respectively with correspond the face contact between the preceding, back, left and right wall of base, more be favorable to the transmission of horizontal load, avoid stress concentration, improved the horizontal bearing capacity of support.
A big horizontal force draw and press support, the internal surface that passes the power cover also is the sphere, annular step surface with pass and be sphere contact and phase-match between the power cover internal surface.
So set up, annular step surface and the sphere contact and the phase-match of biography power cover have further promoted the bearing capacity to horizontal load, and avoid stress concentration.
A big horizontal force draw and press support, the left wall and the right wall of base are the dog, the bottom of dog has the protruding edge of installation, the installation catching groove has all been seted up to the left and right-hand member of base, the protruding edge of installation of two dogs just in time install in the installation catching groove that corresponds, two dogs all with base fixed connection.
So set up for the design and processing of base is simplified greatly, has simplified the assembling process of each spare part of support simultaneously.
A big horizontal force draw and press support, two dogs respectively with base welded fastening, perhaps, two dogs respectively through the bolt with the antetheca and the back wall fixed connection of base.
So set up, dog installation fixed process convenient and fast on the support for when adopting this kind of fixed connection mode of dismantling of bolt, make the equipment process of overall structure more convenient, can realize the change of spare part.
A big horizontal force draw and press support, detachably fixed mounting has the clamp plate on the base, the clamp plate is used for pushing down pass the upper surface of power cover.
So set up, can effectively avoid passing the unexpected break away from of power cover, make the support can invert the installation simultaneously and use, pass the power cover and also can not drop.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that: the utility model discloses stable in structure is reasonable, and is good to horizontal load's bearing capacity, does not have the influence to horizontal bearing structure during swing state, can not cause horizontal bearing structure stress concentration.
Drawings
Fig. 1 is a partial sectional view of the present invention;
fig. 2 is a partial sectional view of the present invention;
FIG. 3 is a schematic view of a base with a mounting groove of the present invention;
fig. 4 is a schematic structural diagram of the middle stop of the present invention.
The labels in the figure are: 1 is the sphere board, 2 is the spherical crown welt, 3 is middle bolt, 4 is the base, 5 is the bolt dish, 6 is vertical spacing groove, 7 is the mounting groove, 8 is the bearing boss, 9 is annular spacing platform, 10 is annular step, 11 is for passing the power cover, 12 is annular cushion, 13 is the dog, 14 is the protruding edge of installation, 15 is the installation catching groove, 16 is the clamp plate, 17 is annular antifriction plate one, 18 is annular antifriction plate two, 19 is the adaptation clearance.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
As shown in fig. 1 and 2, the high horizontal force tension-compression support comprises a spherical panel 1 and a spherical crown lining plate 2, the spherical surface contact and match are arranged between the lower surface of the spherical panel 1 and the upper surface of the spherical crown lining plate 2, the center of the spherical plate 1 is provided with a threaded hole, the center of the spherical crown lining plate 2 is provided with a through hole, the middle pull bolt 3 passes through the through hole and is fixedly connected with the spherical panel 1 through threads, the bottom of the middle pull bolt 3 is provided with a bolt disc 5, the bottom of the spherical crown lining plate 2 is provided with a vertical limiting groove 6, the bolt disc 5 is clamped in the vertical limiting groove 6, the upper surface of the bolt disc 5 is in spherical surface contact and match with the vertical limiting groove 6, the base 4 is provided with a mounting groove 7, the front wall and the rear wall of the base 4 are provided with pull bearing bosses 8, a mounting gap is arranged between the pull bearing bosses 8 and the bottom surface of the mounting groove 7, the bottom of the spherical crown lining plate 2 is provided with an annular limiting table 9, and; the bottom of the spherical panel 1 is provided with an annular step 10, the outer surface of the annular step 10 is a spherical surface, the outer surface of the annular step 10 is sleeved with a force transmission sleeve 11, the outer surface of the annular step 10 is in contact fit with the inner surface of the force transmission sleeve 11, the force transmission sleeve 11 is supported and arranged on the two bearing pull bosses 8, the annular step 10 can rotate and swing in the force transmission sleeve 11, and the front wall, the rear wall, the left wall and the right wall of the base 4 are in contact with the force transmission sleeve 11 to form limiting.
Furthermore, the middle pulling bolt 3 is sleeved with an annular cushion block 12, the annular cushion block 12 is made of copper alloy and is specifically made of tin bronze, the annular cushion block 12 is clamped in the vertical limiting groove 6, the annular cushion block 12 vertically covers the outer edge of the bolt disk 5, and the upper surface of the bolt disk 5 is in spherical contact with and matched with the lower surface of the annular cushion block 12; meanwhile, the lower portion of the spherical panel 1 is fixedly provided with the annular wear-resisting plate I17, the annular wear-resisting plate I17 is in spherical contact with and matched with the upper surface of the bulb lining plate, the bottom of the spherical crown lining plate 2 is fixedly provided with the annular wear-resisting plate II 18, the annular wear-resisting plate II 18 is in planar contact with the base 4, and the annular wear-resisting plate I17 and the annular wear-resisting plate II 18 are both made of tin bronze materials, so that the service life is guaranteed.
When the support is used, the spherical plate 1 is fixedly connected with the upper steel beam, and the base 4 is fixedly connected with the lower pier;
when the support is pulled, the ball panel 1 pulls the middle pulling bolt 3, the middle pulling bolt 3 transmits the pulling force to the annular cushion block 12, the annular cushion block 12 pushes up the spherical crown lining plate 2 matched with the annular cushion block, and the annular limiting table 9 at the bottom of the spherical crown lining plate 2 is pressed by the lower part of the pulling bearing boss 8, so that the pulling force can be reliably transmitted to the base 4 and the lower part structure of the base;
when the spherical panel 1 is stressed and swings relative to the spherical crown lining plate 2, the middle pulling bolt 3 is driven, because the upper surface of a bolt disc 5 of the middle pulling bolt 3 is in spherical contact and matched with a vertical limiting groove 6 at the bottom of the spherical crown lining plate 2, and meanwhile, the lower surface of the spherical panel 1 is in spherical contact and matched with the upper surface of the spherical crown lining plate 2, relative swinging motion can be generated between the spherical panel 1 and the base 4 without causing internal force, adaptive gaps 19 are respectively arranged between the front end, the rear end, the left end and the right end of the annular limiting table 9 and the front end, the rear end, the left end and the right end of the base 4, adaptive gaps 19 are also arranged between the spherical crown lining plate 2 and the inner end surface of the bearing and pulling boss 8, and during swinging, the spherical crown lining plate 2 can adaptively move horizontally within the range of the adaptive gaps 19 to adapt to the relative swinging;
when the support bears horizontal load, horizontal load directly transmits to biography power cover 11 through the annular step 10 of spherical surface board 1, and rethread passes power cover 11 and transmits to base 4, does not have the influence to the structures that spherical crown welt 2, middle pull bolt 3, tie dish 5, spherical crown welt 2 and hold and draw boss 8 etc. and bear tensile.
Example 2
As shown in fig. 1 and 2, based on embodiment 1, the force transmission sleeve 11 has a rectangular block shape, the front and rear ends of the force transmission sleeve are correspondingly supported and arranged on the upper surfaces of the two tension bearing bosses 8, and the front end, the rear end, the left end and the right end of the rectangular force transmission sleeve 11 are respectively in contact with the corresponding surfaces of the front wall, the rear wall, the left wall and the right wall of the base 4.
Furthermore, the inner surface of the force transmission sleeve 11 is also spherical, and the outer surface of the annular step 10 is in spherical contact with and matched with the inner surface of the force transmission sleeve 11.
Example 3
As shown in fig. 2, 3 and 4, on the basis of embodiment 2, the left wall and the right wall of the base 4 are the stoppers 13, the bottom of the stopper 13 is provided with an installation convex edge 14, the left end and the right end of the base 4 are both provided with installation catching grooves 15, the installation convex edges 14 of the two stoppers 13 are just installed in the corresponding installation catching grooves 15, the installation catching grooves 15 are matched with the installation convex edges 14 to realize the limitation of the stoppers 13, and the two stoppers 13 are both fixedly connected with the base 4.
Specifically, the two stoppers 13 are respectively welded and fixed to the base 4, or the two stoppers 13 are respectively fixed to the front wall and the rear wall of the base 4 by bolts, in this embodiment, the two stoppers 13 are fixed to the front wall and the rear wall by bolts (not shown in the figure) screwed in the length direction of the front wall and the rear wall.
Example 4
As shown in fig. 1 and 2, on the basis of embodiment 3, a pressure plate 16 is detachably and fixedly installed on the base 4, and the pressure plate 16 is used for pressing the upper surface of the force transmission sleeve 11; specifically, a pressing plate 16 is fixedly installed on the top of the front wall of the base 4 through bolts.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a big horizontal force draws and presses support, includes spherical surface board (1), spherical crown welt (2), middle bolt (3) and base (4), the lower surface of spherical surface board (1) with be spherical surface contact and phase-match between the upper surface of spherical crown welt (2), spherical surface board (1) central point puts and has the screw hole, spherical crown welt (2) central point puts and has the through-hole, the middle bolt (3) of drawing pass the through-hole and with spherical surface board (1) screw thread fixed connection, the bottom of middle bolt (3) of drawing has bolt dish (5), the bottom of spherical crown welt (2) has vertical spacing groove (6), bolt dish (5) card is in vertical spacing groove (6), bolt dish (5) upper surface with be spherical surface contact and phase-match between vertical spacing groove (6), its characterized in that: the base (4) is provided with a mounting groove (7), the front wall and the rear wall of the base (4) are respectively provided with a bearing and pulling boss (8), a mounting gap is formed between the bearing and pulling boss (8) and the bottom surface of the mounting groove (7), the bottom of the spherical crown lining plate (2) is provided with an annular limiting table (9), and the front end and the rear end of the annular limiting table (9) are clamped in the mounting gap; the spherical-surface-type spherical-surface-force transmission device is characterized in that an annular step (10) is arranged at the bottom of the spherical surface plate (1), the outer surface of the annular step (10) is spherical, a force transmission sleeve (11) is sleeved on the outer surface of the annular step (10), the outer surface of the annular step (10) is in contact fit with the inner surface of the force transmission sleeve (11), the force transmission sleeve (11) is supported and arranged on two tensile bosses (8), the annular step (10) can rotate and swing in the force transmission sleeve (11), and the front wall, the rear wall, the left wall and the right wall of the base (4) are in contact with the force transmission sleeve (11) to.
2. The high horizontal force tension-compression support saddle as claimed in claim 1, wherein: the middle pull bolt (3) is sleeved with an annular cushion block (12), the annular cushion block (12) is made of copper alloy, the annular cushion block (12) is clamped in the vertical limiting groove (6), the annular cushion block (12) is vertically covered on the outer edge of the bolt disk (5), and the upper surface of the bolt disk (5) is in spherical contact with and matched with the lower surface of the annular cushion block (12).
3. The high horizontal force tension-compression support saddle as claimed in claim 1, wherein: the force transmission sleeve (11) is rectangular and blocky in outline, the front end and the rear end of the force transmission sleeve are correspondingly supported and arranged on the upper surfaces of the two bearing and pulling bosses (8), and the front end, the rear end, the left end and the right end of the force transmission sleeve (11) are in corresponding surface contact with the front wall, the rear wall, the left wall and the right wall of the base (4) respectively.
4. The high horizontal force tension-compression support saddle as claimed in claim 1, wherein: the inner surface of the force transmission sleeve (11) is also spherical, and the outer surface of the annular step (10) is in spherical contact with and matched with the inner surface of the force transmission sleeve (11).
5. The high horizontal force tension-compression support saddle as claimed in claim 1, wherein: the left wall and the right wall of base (4) are dog (13), the bottom of dog (13) has protruding edge of installation (14), installation catching groove (15) have all been seted up to the left and right ends of base (4), and the protruding edge of installation (14) of two dog (13) just in time install in installation catching groove (15) that correspond, two dog (13) all with base (4) fixed connection.
6. The high horizontal force tension and compression support saddle according to claim 5, wherein: the two stop blocks (13) are respectively welded and fixed with the base (4), or the two stop blocks (13) are respectively fixedly connected with the front wall and the rear wall of the base (4) through bolts.
7. The high horizontal force tension-compression support saddle as claimed in claim 1, wherein: the base (4) is detachably and fixedly provided with a pressing plate (16), and the pressing plate (16) is used for pressing the upper surface of the force transmission sleeve (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920739906.3U CN210086041U (en) | 2019-05-22 | 2019-05-22 | Large horizontal force tension-compression support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920739906.3U CN210086041U (en) | 2019-05-22 | 2019-05-22 | Large horizontal force tension-compression support |
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| Publication Number | Publication Date |
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| CN210086041U true CN210086041U (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920739906.3U Active CN210086041U (en) | 2019-05-22 | 2019-05-22 | Large horizontal force tension-compression support |
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| CN (1) | CN210086041U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111979905A (en) * | 2019-05-22 | 2020-11-24 | 成都市新筑路桥机械股份有限公司 | Large horizontal force tension-compression support |
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2019
- 2019-05-22 CN CN201920739906.3U patent/CN210086041U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111979905A (en) * | 2019-05-22 | 2020-11-24 | 成都市新筑路桥机械股份有限公司 | Large horizontal force tension-compression support |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20240105 Address after: 611400 No. 799, hope road, Wujin street, Xinjin District, Chengdu, Sichuan (Industrial Park) Patentee after: Chengdu Xinzhu Transportation Technology Co.,Ltd. Address before: 611430 Xinjin Industrial Park, Xinjin County, Chengdu City, Sichuan Province Patentee before: CHENGDU XINZHU ROAD & BRIDGE MACHINERY Co.,Ltd. |
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| TR01 | Transfer of patent right |