CN218345810U - Isolator outer sleeve and road bed board - Google Patents

Abstract

The utility model provides a isolator outer sleeve and pre-buried track bed board that has this isolator outer sleeve, this isolator outer sleeve includes the barrel, the backup pad of setting in the barrel and set up on the barrel inner wall and be located the jacking seat of a plurality of metal materials of backup pad top, jacking seat bottom have with jacking instrument assorted recess for the jacking, because be provided with a plurality of jacking seats in the section of thick bamboo, consequently when carrying out track construction, usable these jacking seats come to carry out the jacking to track bed board, can carry out the installation of isolator after the jacking, track bed board position fine setting etc., need not to set up the structure that other jacking was used on the track bed board, the manufacturing process of reducible track bed board, the efficiency of track construction is improved, and adopt such jacking mode, need not utilize the space of track bed board both sides, consequently, the pre-buried track bed board that has such outer sleeve can be used to the track construction in the relative narrow space.

Description

Isolator outer sleeve and road bed board

Technical Field

The utility model belongs to the technical field of the rail transit accessory, concretely relates to isolator outer sleeve and pre-buried way bed board that has this isolator outer sleeve.

Background

In order to reduce the influence of vibration noise of the track on surrounding buildings and residents, more and more tracks adopt vibration reduction measures at present, wherein one form of the vibration reduction measures is a floating slab track bed adopting a plurality of vibration isolators, outer sleeves of the vibration isolators are usually embedded in a concrete track bed plate, and during track construction, the track bed plate top embedded with the outer sleeves needs to be lifted or hoisted to install the vibration isolators. Therefore, the track slab is also required to be provided with a structure for jacking or hoisting, such as embedding metal jacking boxes at both sides below the track slab, embedding hoisting rings in the track slab, punching and installing hoisting plates at both sides of the track slab, and the like, which increases the manufacturing process of the track slab. The structures for jacking are limited, the scheme that jacking boxes are embedded in two sides of the track bed slab and hoisting plates are installed is adopted, enough space is required to be reserved on two sides of the track bed slab for jacking, and possible conditions are not allowed in actual track construction; the scheme of pre-buried rings needs characteristic instrument cooperation rings just can hoist when the construction, and the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a go on for solving above-mentioned problem, aim at provides one kind can be used for the pre-buried formula isolator outer sleeve of jacking floating road bed board and pre-buried floating road bed board that has this isolator outer sleeve, the utility model discloses a following technical scheme:

the utility model provides a vibration isolator outer sleeve, a serial communication port, include: the cylinder body is pre-embedded in the slab body of the ballast bed slab, and the outer surface of the cylinder body is fixedly connected with the slab body; a support plate disposed within the barrel; and at least two jacking seats are arranged on the inner wall of the barrel body and are positioned above the supporting plate and used for being matched with a jacking tool to jack the road bed plate.

The utility model provides a vibration isolator outer sleeve can also have such technical characterstic, wherein, a plurality of the jacking seat is followed the circumference evenly distributed of barrel inner wall, the jacking seat is the metal material, and the bottom has recess, each for the jacking recess arrives the perpendicular distance of barrel upper end is the same.

The utility model provides a vibration isolator outer sleeve can also have such technical characteristic, wherein, the notch area of recess is greater than groove basal area for the jacking, follow the side of jacking seat is seen, the cross-section of recess is trapezoidal for the jacking.

The utility model provides a vibration isolator outer sleeve can also have such technical characteristic, wherein, jacking seat upper end with the perpendicular distance of barrel upper end is 3mm, jacking seat upper end has the screw thread through-hole for the protective cover board of installation vibration isolator, the extending direction of this screw thread through-hole with the length direction of barrel is unanimous.

The utility model provides a vibration isolator outer sleeve can also have such technical characteristics, wherein, the backup pad includes: the connecting part is annular, and the outer diameter of the connecting part is matched with the inner diameter of the cylinder; and at least two convex parts which are fan-shaped and extend from the connecting part to the ring, wherein the convex parts are uniformly distributed along the circumference of the connecting part, and the connecting part and the convex parts are integrally formed.

The utility model provides a vibration isolator outer sleeve can also have such technical feature, wherein, one of them stud mounting hole has been seted up to one side of the length direction of bellying for install spacing double-screw bolt, spacing double-screw bolt is installed the backup pad below, its extending direction with the length direction of barrel is unanimous, and the length of extending is 40mm ~ 50mm.

The utility model provides an isolator outer sleeve can also have such technical characterstic, wherein, the barrel with the backup pad is the steel material, the backup pad welding is in on the inner wall of barrel, the section of thick bamboo wall thickness of barrel is 8mm ~ 10mm, the thickness of backup pad plate is 20mm ~ 30mm.

The utility model provides a vibration isolator outer sleeve can also have such technical characteristic, wherein, the barrel outer wall is provided with two sets of location ribs, and every group includes two the location rib is two sets of the location rib is located respectively not co-altitude on the barrel outer wall, and two sets of the location rib is cross distribution.

The utility model provides a vibration isolator outer sleeve can also have such technical characteristic, still includes the reinforcing circle, for cyclic annular steel material spare, its internal diameter with the internal diameter of barrel is unanimous, and its external diameter is greater than the external diameter of barrel, wherein, the barrel is steel, the welding of reinforcing circle is in the barrel lower extreme.

The utility model provides a road bed board, a serial communication port, include: a plate body; and a plurality of vibration isolator outer sleeves which are pre-embedded in the plate body, wherein the vibration isolator outer sleeves are the vibration isolator outer sleeves.

Utility model with the functions and effects

According to the utility model discloses a isolator outer sleeve and pre-buried way bed board that has this isolator outer sleeve, this isolator outer sleeve includes the barrel, the backup pad of setting in the barrel and set up on the barrel inner wall and be located a plurality of jacking seats of backup pad top, owing to be provided with a plurality of jacking seats, consequently when carrying out track construction, usable these jacking seats come to carry out the jacking to the way bed board, can carry out the installation of isolator after the jacking, way bed board position fine setting etc. need not to set up the structure that other jacking were used on the way bed board, the manufacturing procedure of reducible way bed board, the efficiency of track construction is improved, and adopt such jacking mode, need not utilize the space of way bed board both sides, consequently, the pre-buried way bed board that has such outer sleeve can be used to the track construction in the narrow space relatively.

Drawings

Figure 1 is a perspective view of an isolator outer sleeve in an embodiment of the present invention;

figure 2 is a cross-sectional view of an isolator outer sleeve in an embodiment of the present invention;

figure 3 is a perspective view of the elastomeric unit of the isolator in an embodiment of the present invention;

figure 4 is a perspective view of an isolator outer sleeve at a different angle in an embodiment of the present invention;

figure 5 is a top view of an isolator outer sleeve according to an embodiment of the present invention;

fig. 6 is a perspective view of a jacking tool in an embodiment of the present invention.

Reference numerals:

an isolator outer sleeve 10; a cylinder 11; a flange 111; a support plate 12; a connecting portion 121; the boss 122; stud mounting holes 1221; a limit stud 123; a jacking box 13; a wedge-shaped protrusion 131; a recess 132 for jacking; a threaded through hole 133; positioning ribs 14; a reinforcing ring 15; an elastic unit 20; a support portion 21; a jacking tool 500; a handle 501; a jack-up rod 502; a jacking end 503.

Detailed Description

In order to make the technical means, creation features, achievement purposes and effects of the present invention easy to understand, the following embodiments and drawings are combined to specifically describe the vibration isolator outer sleeve and the road bed board of the present invention.

< example >

The embodiment provides a road bed board, including reinforced concrete plate body and pre-buried a plurality of isolator outer sleeves in the plate body, this isolator outer sleeve is steel spring isolator or rubber spring isolator's partly, and the isolator arranges along the length direction of plate body with 2 a pair of modes, and after the isolator installation was accomplished, the plate body carried on the basement through a plurality of isolators, formed the form of floating the board.

FIG. 1 is a perspective view of a spacer outer sleeve in accordance with the present embodiment;

figure 2 is a cross-sectional view of the outer sleeve of the resonator in this embodiment.

As shown in fig. 1-2, an isolator outer sleeve 10 (hereinafter referred to as outer sleeve 10) includes a cylindrical body 11, a support plate 12, a plurality of lift seats 13, a plurality of positioning ribs 14, and a reinforcing ring 15.

The cylinder 11 is a thin-walled steel cylinder and penetrates through the cylinder in the length direction, the thickness of the cylinder wall is 8 mm-10 mm, the outer diameter of the cylinder 11 is 273 mm-293 mm, and the length (height) of the cylinder 11 is 320 mm-420 mm. The cylinder 11 is pre-embedded in the slab body of the track bed slab, namely the outer surface of the cylinder is fixedly connected with the track bed slab, so that the track bed slab can be jacked by the cylinder 11.

The support plate 12 is a steel member with a thickness of 20 mm-30 mm, and is welded at the middle part in the cylinder 11, the vertical distance between the support plate 12 and the lower end of the cylinder 11 is 180mm, and the vertical distance between the support plate 12 and the upper end of the cylinder 11 is 120 mm-220 mm. The middle of the support plate 12 is hollowed out, and the hollowed-out shape is matched with the cross section shape of the elastic unit of the vibration isolator, so that the elastic unit can be placed into the lower part of the outer sleeve 10 from the hollowed-out position.

Fig. 3 is a perspective view of the elastic member of the resonator in this embodiment.

As shown in fig. 3, the main body of the elastic element 20 is cylindrical, and the top of the elastic element has three supporting portions 21 protruding radially outward, so that the cross section of the elastic element 20 is in a shape of three protrusions along the vertical direction in the figure, and the middle of the supporting plate 12 is hollowed out to match the shape and has a size slightly larger than the cross section of the elastic element 20, so that the elastic element 20 can be smoothly placed in.

The support plate 12 includes an annular connecting portion 121 and three protrusions 122 protruding radially inward from the connecting portion 121, the connecting portion 121 and the protrusions 122 are integrally formed, and the three protrusions 122 are uniformly distributed along the circumference of the connecting portion 121. Each of the protrusions 122 has a uniform shape, and is fan-shaped. One side of one of the protruding portions 122 in the length direction is provided with a stud mounting hole 1221 for mounting the limit stud 123. The limit stud 123 is installed below the support plate 12, extends along the length direction of the cylinder 11, and has an extended length of 40 mm-50 mm. When the vibration isolator is installed, the elastic element 20 is placed in the hollow part in the middle of the support plate 12 and rotates for a certain angle, so that the three support parts 21 of the elastic element 20 are respectively abutted to the three protrusions 122 of the support plate 12 to form a support structure, the limit stud 123 is used for limiting the elastic element 20 when the vibration isolator is installed, and when the elastic element 20 is abutted to the limit stud 123, a constructor feels corresponding resistance to know that the elastic element 20 rotates in place, so that the vibration isolator is convenient to install.

Figure 4 is a perspective view of the outer spacer sleeve of the present embodiment at a different angle.

Figure 5 is a top view of the isolator outer sleeve of the present embodiment.

As shown in fig. 1-2 and 4-5, a plurality of jacking seats 13 are mounted on the inner wall of the cylinder 11 and above the supporting plate 12, and are used for jacking the track bed slab in cooperation with corresponding jacking tools. In this embodiment, the number of jacking seat 13 is three, and three jacking seat 13 is along the circumference evenly distributed of barrel 11 inner wall, and installs the same high department on barrel 11 inner wall, is close to barrel 11 upper end.

The jacking seat 13 is a metal member, a main body part of the jacking seat 13 is in a cuboid shape, the bottom of the jacking seat is provided with a pair of wedge-shaped protrusions 131 which are positioned at two sides of the jacking seat 13 in the width direction, a jacking groove 132 is formed between the wedge-shaped protrusions 131, the notch area of the jacking groove 132 is larger than the groove bottom area, the jacking groove 132 is in a trapezoid shape when viewed from a cross section (namely viewed from the side surface of the jacking seat 13), and the vertical distance from each jacking groove 132 to the upper end of the barrel 11 is the same.

In addition, the thickness of the jacking seat 13 is smaller than the distance extending from the protruding part 122 of the supporting plate 12, so the installation of the elastic element 20 is not affected by the arrangement of the jacking seat 13, and when the elastic element 20 is put into the upper end opening of the barrel 11, the elastic element is not put into the jacking seat 13.

Fig. 6 is a perspective view of the jacking tool in the present embodiment.

As shown in fig. 6, the jacking tool 500 has a handle 501, a jacking rod 502 and a jacking claw mounted on the end of the jacking rod 502, the jacking claw has three jacking ends 503, the distribution of the three jacking ends 503 is consistent with the distribution of the three jacking seats 13, the width of the jacking end 503 is smaller than the width of the bottom surface of the jacking groove 132 (i.e. the distance between the pair of wedge-shaped protrusions 131), and the width of the jacking end 503 is also smaller than the distance between two adjacent jacking seats 13.

Therefore, during jacking, a constructor can hold the handle 501, stretch the jacking claws into the outer sleeve 10, enable the jacking ends 503 to respectively penetrate through the space between two adjacent jacking seats 13 and stretch into the lower part of the jacking seat 13, rotate the handle 501 again, enable the three jacking ends 503 to be respectively positioned below the three jacking grooves 132, lift up the jacking tool 500 upwards, enable the three jacking ends 503 to be respectively embedded into the three jacking grooves 132, and pull up the jacking tool 500 at the moment to lift up the top of the track bed plate.

In addition, after the installation is finished, a protective cover plate of the vibration isolator is further installed at the upper end of the cylinder body 11, and the phenomenon that dust and impurities enter to affect the performance of the vibration isolator is avoided. The jacking seat 13 is also used for mounting a protective cover plate. In this embodiment, the vertical distance from the upper end of the jacking seat 13 to the upper end of the barrel 11 is 3mm, slightly less than the thickness of the protective cover plate, a threaded through hole 133 is formed in the middle of the jacking seat 13, and the extending direction of the threaded through hole 133 is consistent with the length direction of the barrel 11 and is used for installing the protective cover plate.

The positioning ribs 14 are used to fix the outer sleeve 10 at a predetermined position in the reinforcing bars when the outer sleeve 10 is pre-buried. In this embodiment, be provided with two sets of, two location ribs 14 of every group on the barrel 11 outer wall, two sets of location ribs 14 are located barrel 11 outer wall different height department, and are the cross and distribute.

The reinforcing ring 15 is used for increasing the overall adhesive force and strength of the embedded outer sleeve 10, the reinforcing ring 15 is an annular steel part, the inner diameter of the reinforcing ring is consistent with the inner diameter of the cylinder 11, and the outer diameter of the reinforcing ring 15 is larger than the outer diameter of the cylinder 11, so that after the reinforcing ring 15 is welded to the lower end of the cylinder 11, a circle of flange protruding outwards is formed at the lower end of the cylinder 11.

As described above, the track bed plate embedded with the outer sleeve 10 can be lifted by the plurality of lifting seats 13 on the inner wall of the cylinder 11.

Examples effects and effects

According to the isolator outer sleeve 10 that this embodiment provided and the pre-buried track bed board that has this outer sleeve 10, outer sleeve 10 includes barrel 11, backup pad 12 and a plurality of jacking seats 13 that set up in barrel 11 inner wall and be located backup pad 12 top on barrel 11 inner wall, because be provided with a plurality of jacking seats 13 on the barrel 11 inner wall, consequently when carrying out track construction, usable these jacking seats 13 come to carry out the jacking to the track bed board, can carry out the installation of isolator after the jacking, track bed board position fine setting etc. need not to set up the structure that other jacking were used on the track bed board, reducible track bed board's manufacturing process, improve track construction's efficiency, and adopt such jacking mode, need not occupy the space of track bed board both sides, consequently, the pre-buried track bed board that has such outer sleeve 10 can be used to the track construction in relative narrow space.

In the embodiment, the jacking seat 13 is a rectangular metal member, and the bottom of the jacking seat has a jacking groove 132 matched with the jacking tool 500, so that the jacking seat can be matched with the jacking tool 500 to jack the track bed slab. Form recess 132 for the jacking between a pair of wedge arch 131 of jacking seat 13 bottom, the notch area of recess 132 for the jacking is greater than groove bottom area, consequently constructor can conveniently with each jacking end 503 embedding jacking of jacking tool 500 in recess 132 for the jacking, a pair of wedge arch 131 can carry on spacingly to jacking end 503 when the jacking, avoid rotating the condition that drops to can carry out the jacking to the railway roadbed board steadily.

In addition, the outer sleeve 10 is also provided with positioning ribs 14 and a reinforcing ring 15, so that the adhesive force and strength of the embedded outer sleeve 10 can be increased, the outer sleeve 10 can be used for jacking, and the phenomena of loosening, separation and the like of the outer sleeve 10 and the track bed slab cannot occur in the jacking process.

The above embodiments are only used to illustrate specific embodiments of the present invention, and the present invention is not limited to the description of the above embodiments.

In the above embodiment, the number of the jacking seats 13 is three, and the jacking ends 503 of the jacking tool 500 are uniformly distributed along the circumference of the inner wall of the cylinder 11, and the number and the distribution of the jacking ends are matched with each other, so that the jacking ends and the distribution of the jacking ends 503 of the jacking tool 500 can be matched with each other for jacking, in the alternative, the number of the jacking seats 13 can be 2 or more, and the number and the distribution of the jacking ends 503 of the jacking tool 500 are matched with each other, so that the corresponding technical effect can be realized.

In the above embodiment, the bottom of the jacking seat 13 has the trapezoidal jacking groove 132 viewed from the side, and the jacking end 503 of the jacking tool 500 has a shape matched with the jacking groove 132, so that jacking can be performed in a matching manner.

In the above embodiment, the main body of the jacking seat 13 is rectangular, but in the alternative, the main body of the jacking seat 13 may be other shapes, as long as the bottom of the jacking seat has the jacking groove 132, the top surface is a plane, the middle part has the threaded through hole 133, and the thickness does not affect the installation of the elastic unit 20 of the vibration isolator.

In the above embodiment, the elastic unit 20 has three supporting portions 21 protruding outward, the hollow shape in the middle of the supporting plate 12 matches with the cross-sectional shape of the elastic unit 20, so that the elastic unit can be placed in the hollow portion for installation, and after the elastic unit 20 rotates a certain angle, a supporting structure can be formed with the plurality of protruding portions 122 of the supporting plate 12, in the alternative, the elastic unit 20 may also have 2 or more supporting portions 21, and the hollow shape in the middle of the supporting plate 12 matches therewith, so as to achieve the corresponding technical effect.

Claims (10)

1. An isolator outer sleeve, comprising:

the cylinder body is pre-embedded in the slab body of the ballast bed slab, and the outer surface of the cylinder body is fixedly connected with the slab body;

a support plate disposed within the barrel; and

at least two jacking seats are arranged on the inner wall of the barrel body and are located above the supporting plate and used for being matched with a jacking tool to jack the road bed plate.

2. The isolator outer sleeve of claim 1, wherein:

wherein the plurality of jacking seats are uniformly distributed along the circumference of the inner wall of the cylinder body,

the jacking seat is made of metal, the bottom of the jacking seat is provided with a jacking groove,

the vertical distance from each jacking groove to the upper end of the cylinder body is the same.

3. The isolator outer sleeve of claim 2, wherein:

wherein the area of the opening of the jacking groove is larger than the area of the bottom of the groove,

and the jacking groove is trapezoidal when viewed from the side surface of the jacking seat.

4. The isolator outer sleeve of claim 1, wherein:

wherein the vertical distance between the upper end of the jacking seat and the upper end of the cylinder body is 3mm,

the jacking seat is provided with a threaded through hole for mounting a protective cover plate of the vibration isolator, and the extending direction of the threaded through hole is consistent with the length direction of the cylinder body.

5. The isolator outer sleeve of claim 1, wherein:

wherein the support plate includes:

the connecting part is annular, and the outer diameter of the connecting part is matched with the inner diameter of the cylinder; and

at least two protrusions in the shape of a sector extending from the connecting portion into the ring,

a plurality of the convex parts are evenly distributed along the circumference of the connecting part,

the connecting portion and the protruding portion are integrally formed.

6. The isolator outer sleeve of claim 5, wherein:

wherein, one side of one of the protruding parts in the length direction is provided with a stud mounting hole for mounting a limit stud,

the limiting stud is arranged below the supporting plate, the extending direction of the limiting stud is consistent with the length direction of the cylinder, and the extending length is 40-50 mm.

7. The isolator outer sleeve of claim 1, wherein:

wherein the cylinder body and the supporting plate are both made of steel,

the supporting plate is welded on the inner wall of the cylinder body,

the thickness of the cylinder wall of the cylinder body is 8 mm-10 mm,

the thickness of the supporting plate is 20 mm-30 mm.

8. The isolator outer sleeve of claim 1, wherein:

wherein, the outer wall of the cylinder body is provided with two groups of positioning ribs, each group comprises two positioning ribs,

the two groups of positioning ribs are respectively positioned on the outer wall of the barrel body at different heights, and the two groups of positioning ribs are distributed in a cross shape.

9. The isolator outer sleeve of claim 1, further comprising:

the reinforcing ring is an annular steel part, the inner diameter of the reinforcing ring is consistent with the inner diameter of the cylinder body, the outer diameter of the reinforcing ring is larger than the outer diameter of the cylinder body,

wherein, the cylinder body is made of steel material,

the reinforcing ring is welded at the lower end of the cylinder body.

10. A road bed board, its characterized in that includes:

a plate body; and

a plurality of vibration isolator outer sleeves embedded in the plate body,

wherein the isolator outer sleeve is the isolator outer sleeve of any one of claims 1-9.

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