CN214143072U

CN214143072U - Outer sleeve of channel type vibration isolator

Info

Publication number: CN214143072U
Application number: CN202022272082.9U
Authority: CN
Inventors: 耿传智; 孟庆胜; 耿宏飞
Original assignee: Tong Tech Metro Vibration Control Co ltd
Current assignee: Tong Tech Metro Vibration Control Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-09-07
Anticipated expiration: 2030-10-13

Abstract

The utility model discloses an outer sleeve of a channel type vibration isolator, which comprises a sleeve body, a base and a cover plate, wherein the upper end of the sleeve body is connected with the cover plate; a plurality of accommodating channels are arranged in the sleeve body, and one ends of the accommodating channels are flush with the upper end of the sleeve body; the upper end of the sleeve body is provided with a plurality of T-shaped grooves and a plurality of mounting holes, the T-shaped grooves and the mounting holes are arranged in a circumferential array by taking the axis of the sleeve body as the center, and the T-shaped grooves and the mounting holes are distributed at intervals; the cover plate comprises a plurality of T-shaped bolts, the T-shaped bolts are arranged in a circumferential array by taking the axis of the cover plate as the center, and each T-shaped bolt is arranged in each T-shaped groove; each T-shaped groove is internally provided with a first mounting cavity and a second mounting cavity which are mutually communicated, one end of the first mounting cavity is connected with the cover plate, and the second accommodating cavity is in a circular truncated cone shape. When the lifting type vibration isolator is used, the vibration isolator can be conveniently screwed into the sleeve, the jacking operation can be simply and conveniently carried out through screwing the T-shaped bolt into the sleeve at a certain angle, the limiting effect is good, and the stability of the vibration isolator in the sleeve is ensured.

Description

Outer sleeve of channel type vibration isolator

Technical Field

The utility model relates to a technical field of the track device of making an uproar falls in the rail transit damping especially relates to a passageway formula isolator outer sleeve.

Background

The spring vibration isolator is the most commonly used vibration isolator and is made of steel springs or rubber and the like. In the form of spiral, disc, ring, plate, etc. It has the advantages that: the static compression amount is large, the natural frequency is low, and the low-frequency vibration isolation performance is good; can resist the corrosion of oil, water and the like, and the performance is not influenced by the temperature change; the vibration isolator does not age or creep, and in practical application, the outer sleeve of the vibration isolator is usually arranged outside the vibration isolator.

In the prior art, isolator outer sleeve appearance is circular, and its jacking piece and supporting shoe are the welded design, and this technique has following shortcoming:

1. the sleeve can not be changed in case after the installation, and jacking piece and supporting shoe wherein are through welded fastening on the sleeve, and the welding point is difficult to guarantee its reliability in guaranteeing long-term use as the weakest link of sleeve, and the welding point is more moreover, hardly guarantees the high accuracy of welding piece and is difficult to guarantee the welding strength of a plurality of welding pieces, in case take place to destroy and be difficult to restore, even if also be difficult to restore original operating condition after repairing.

2. The sleeve is a standard cylindrical barrel, and the jacking block and the supporting block are welded in the sleeve, so that the integral mass of the sleeve is large, and the cost is high.

3. The sleeve is generally made of steel plate and needs to be subjected to reliable anti-corrosion treatment independently.

4. The outer wall of the sleeve is a smooth cylindrical surface without bulges, which is not beneficial to anchoring the sleeve and external concrete.

5. The sleeve is devoid of a stop member therein for rotation of the isolator about a vertical axis.

6. The jacking device is complex to operate.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned problem of current existence, provide a simple structure now, need not special spacing part, mechanical properties is good, long service life, and the isolator makes things convenient for the screw in sleeve originally internally to the jacking passes through for the T-slot bolt easy operation's passageway formula isolator overcoat bobbin car.

The specific technical scheme is as follows:

a tunnel-type isolator outer sleeve comprising: the sleeve comprises a sleeve body, a base, a T-shaped bolt and a cover plate, wherein the upper end of the sleeve body is connected with the cover plate; a plurality of accommodating channels are arranged in the sleeve body, and one ends of the accommodating channels are flush with the upper end of the sleeve body; the upper end of the sleeve body is provided with a plurality of T-shaped grooves and a plurality of mounting holes, the T-shaped grooves and the mounting holes are respectively arranged in a circumferential array by taking the axis of the sleeve body as the center, and the T-shaped grooves and the mounting holes are distributed at intervals; each T-shaped bolt penetrates through the cover plate and extends into one T-shaped groove, and the T-shaped bolts are arranged in a circumferential array by taking the axis of the cover plate as the center; each T-shaped inslot is equipped with first installation cavity and second installation cavity, the T bolt of shape is installed first hold the cavity with the second holds the intracavity, first hold the cavity and be located the upside that the cavity was held to the second, first lower extreme that holds the cavity with the second holds the cavity and switches on, the second holds the cavity and is round platform column structure, first chamber that holds is cylindric structure.

Each accommodating channel further comprises a limiting boss, and the limiting bosses are located on one side of the T-shaped groove.

Each accommodating channel comprises a central vertical channel, a vibration isolator rotating channel and a vibration isolator height-adjusting channel, the upper end of the central vertical channel is connected with the lower end of the cover plate, and the lower end of the central vertical channel is communicated with one side of the vibration isolator rotating channel; and the bottom of the other side of the vibration isolator rotating channel is communicated with one side of the vibration isolator heightening channel.

In the channel type vibration isolator outer sleeve, a plurality of first bosses are arranged on the periphery of the sleeve body; and a plurality of first bosses are respectively arranged on the outer side of each central vertical channel, the outer side of each vibration isolator rotating channel and the outer side of each vibration isolator height-adjusting channel.

The outer sleeve of the channel-type vibration isolator is characterized in that the lower surface of the central vertical channel is flush with the lower surface of the vibration isolator rotating channel, and the upper surface of the vibration isolator rotating channel is flush with the upper surface of the vibration isolator heightening channel close to the central vertical channel.

The outer sleeve of the channel-type vibration isolator is characterized in that the vibration isolator rotating channel is located on one side of the central vertical channel, which is close to the outer side of the sleeve body.

Foretell passageway formula isolator outer sleeve, wherein, still include the flange, the flange is located the upper end of sleeve body, it is a plurality of the flange is the ring form setting, and each the periphery of flange is equipped with a plurality of second arch respectively, each be equipped with a plurality of respectively directly over the vertical passageway of central authorities the second is protruding.

The outer sleeve of the channel type vibration isolator is characterized in that the base is arranged at the lower end of the sleeve body, a plurality of rib plates are arranged on the periphery of the lower end of the sleeve body and are respectively connected with the sleeve body and the base, and the plurality of rib plates are arranged at equal intervals along the circumferential direction of the base.

Compared with the prior art, the technology has the positive effects that:

(1) the outer sleeve of the channel type vibration isolator is simple in structure, a special limiting part is not needed, the jacking with good mechanical property is simple to operate through the T-shaped bolt.

(2) Channel formula isolator outer sleeve the utility model discloses a sleeve body is equipped with integrated fashioned T-slot and isolator swivelling joint, has replaced to weld in the jacking piece and the supporting shoe of section of thick bamboo wall among the prior art for the sleeve body is exempted from to weld, and the damage of having avoided welding to cause has also avoided welding itself to exist if weld imperviously, welding seam stress concentrates and lead to the inefficacy scheduling problem.

Drawings

Fig. 1 is a schematic overall structure view of a first embodiment of an outer sleeve of a tunnel-type vibration isolator according to the present invention;

figure 2 is a top view of a first embodiment of an outer sleeve of a tunnel-type isolator of the present invention;

figure 3 is a cross-sectional view of the outer sleeve of the channel isolator of the present invention taken in the direction of a-a of figure 1.

In the drawings: 1. a sleeve body; 2. a cover plate; 3. a central vertical channel; 4. a T-shaped slot; 5. a vibration isolator rotating channel; 6. a vibration isolator heightening channel; 7. a base; 8. a rib plate.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

As shown in connection with figures 1-3, a tunnel-type isolator outer sleeve comprises: the sleeve comprises a sleeve body 1, a base 7, a T-shaped bolt and a cover plate 2, wherein the upper end of the sleeve body 1 is connected with the cover plate 2; a plurality of accommodating channels are arranged in the sleeve body 1, and one ends of the accommodating channels are flush with the upper end of the sleeve body 1; the upper end of the sleeve body 1 is provided with a plurality of T-shaped grooves 4 and a plurality of mounting holes, the T-shaped grooves 4 and the mounting holes are respectively arranged in a circumferential array by taking the axis of the sleeve body 1 as the center, and the T-shaped grooves 4 and the mounting holes are distributed at intervals; each T-shaped bolt penetrates through the cover plate 2 and extends into one T-shaped groove 4, and the T-shaped bolts are arranged in a circumferential array by taking the axis of the cover plate 2 as the center; each be equipped with first installation cavity and second installation cavity in the T-shaped groove 4, the T bolt of shape is installed first hold the chamber with the second holds the intracavity, first hold the chamber and be located the upside that the chamber was held to the second, first lower extreme that holds the chamber with the second holds the chamber and switches on, the second holds the chamber and is round platform column structure, first chamber that holds is cylindric structure.

The outer sleeve of the channel type vibration isolator is simple in structure, integrally formed, free of special limiting parts and good in mechanical property. The jacking block passes through the bolt for the T-shaped groove, the fixed mounting process is simple, the sleeve body 1 of the outer sleeve of the channel type vibration isolator is provided with the integrally formed T-shaped groove 4 and a plurality of accommodating channels, and the jacking block and the supporting block which are welded on the sleeve wall in the prior art are replaced, so that the sleeve body 1 is free from welding, and the problems that welding itself is not tight, welding seam stress concentration causes failure and the like are avoided due to damage caused by welding.

Wherein, sleeve body 1 plays the guard action, prevents to install and receives the damage at the inside isolator of sleeve body 1 on contrary, and sleeve body 1 also plays the effect of damping simultaneously. The base 7 plays a supporting role and supports the outer sleeve.

Wherein, adopt bolted connection between apron 2 and the sleeve body 1. The installation mode ensures that the connection strength between the cover plate 2 and the sleeve body 1 cannot generate misoperation influences such as installation dislocation and the like in the connection process between the cover lift and the sleeve body 1, so that the outer sleeve of the channel type vibration isolator is influenced. In addition, the cover plate 2 and the sleeve body 1 can be connected in a screw connection mode or a buckle connection mode, so that different requirements of a user on the connection strength between the cover plate 2 and the sleeve body 1 are met, and the use range of the outer sleeve of the channel type vibration isolator is enlarged.

Wherein, the independent vertical holding of T shape bolt for the groove, rational in infrastructure, intensity satisfies, and isolator accessible central vertical passageway 3 gets into the sleeve, and the jacking of the certain angle of the direct screw in of T shape bolt has conveniently reduced the degree of difficulty of installation operation, greatly reduced cost of labor's expenditure convenient to operate installation process. The jacking block and the supporting block which are welded on the cylinder wall in the prior art are replaced, so that the sleeve body 1 is free from welding, the damage caused by welding is avoided, and the problems of failure and the like caused by welding failure and concentrated welding line stress in the welding process are also avoided.

Wherein, 1 inside a plurality of holding passageway of sleeve body, like this make a sleeve body 1 can install a plurality of shock absorbers simultaneously, efficiency and economical and practical that have improved, use the holding passageway simultaneously and can avoid the jacking piece and support through the welding on the outer sleeve, the reliability that telescopic long-term use used has so been improved, the damage of having avoided welding to cause has also avoided welding itself to exist if weld imperviously, the welding seam stress concentration leads to the inefficacy scheduling problem, thereby influence the work efficiency and the damping effect of passageway formula isolator outer sleeve and shock absorber.

Preferably, the mounting hole can adopt the screw hole, and it is more convenient to use the screw hole to make to be connected the installation between apron 2 and the sleeve body 1, and has improved apron 2 and sleeve body 1 joint strength. Get rid of the loaded down with trivial details screw hole of sleeve body 1 and bored the process of attacking, improved production efficiency. The screw hole sets up in 1 upper end both sides of sleeve body along circumference array, and such setting up makes apron 2 and sleeve body 1 be connected the installation conveniently, and has improved apron 2 and sleeve body 1 fixed strength. In addition, the cover plate 2 and the sleeve body 1 can be connected through screws, buckles and bolts, so that different requirements of users on the connection strength between the cover plate 2 and the sleeve body 1 are met, and the application range of the outer sleeve of the channel type vibration isolator is enlarged.

Preferably, the number of mounting holes is 4. The connection strength between the cover plate 2 and the sleeve body 1 is met, too many mounting holes are avoided, the process of the production process is simplified, and the economic benefit of the outer sleeve of the channel type vibration isolator is improved.

Wherein, 1 top of sleeve body is equipped with the mounting hole and is used for being connected between apron 2 and the sleeve body 1, and has improved apron 2 and sleeve body 1 joint strength. Get rid of the loaded down with trivial details screw hole of sleeve body 1 and bored the process of attacking, improved production efficiency.

Each accommodating channel further comprises a limiting boss, and the limiting bosses are located on one side of the T-shaped grooves 4. The limiting boss plays a role in limiting, the T-shaped bolt can be stably installed in the T-shaped groove 4, relative displacement is not generated, and the fixing strength of the T-shaped bolt and the sleeve body 1 is improved.

As shown in fig. 1, each accommodating channel comprises a central vertical channel 3, a vibration isolator rotating channel 5 and a vibration isolator height-adjusting channel 6, the upper end of the central vertical channel 3 is connected with the lower end of the cover plate 2, and the lower end of the central vertical channel 3 is communicated with one side of the vibration isolator rotating channel 5; the bottom of the other side of the vibration isolator rotating passage 5 is communicated with the side of the vibration isolator heightening passage 6. The T-shaped groove 4 and the vibration isolator rotating channel 5 replace a jacking block and a supporting block which are welded on the cylinder wall in the prior art, so that the sleeve body 1 is free from welding, the damage caused by welding is avoided, and the problems of failure and the like caused by tight welding and concentrated welding line stress in the welding process are also avoided.

Wherein the lower surface of the central vertical channel 3 is flush with the lower surface of the vibration isolator rotating channel 5, and the upper surface of the vibration isolator rotating channel 5 is flush with the upper surface of the vibration isolator heightening channel 6 close to the central vertical channel 3. The tip of the lower extreme of the vertical passageway of central authorities 3 that sets up on the sleeve body 1 flushes with the downside of isolator swivelling passage 5 mutually, and the tip of the other end of isolator swivelling passage 5 flushes with the one side that central vertical passageway 3 was kept away from to isolator height passageway 6 mutually for when placing the isolator, the support angle of isolator can fall into isolator swivelling passage 5 automatically after getting into the vertical passageway of central authorities 3, and can fall into isolator height passageway 6 automatically when the support angle reachs the tip of the other end of isolator swivelling passage 5.

A plurality of first bosses are arranged on the periphery of the sleeve body 1; a plurality of first bosses are respectively arranged on the outer side of each central vertical channel 3, the outer side of each vibration isolator rotating channel 5 and the outer side of each vibration isolator height-adjusting channel 6. The whole quality of the sleeve is reduced, and the manufacturing cost is reduced.

As shown in connection with fig. 1, the isolator swivel passage 5 is located on the side of the central vertical passage 3 adjacent the outside of the sleeve body 1. Set up a plurality of isolator channels 6 that heighten on the sleeve body 1, isolator channels 6 that heighten's width slightly is greater than or equal to isolator support angle's width for a plurality of support angles of isolator are by horizontal location after getting into isolator channels 6 that heighten, have realized spacing around vertical rotatory axle to the isolator, have ensured the stability of isolator in the sleeve.

Wherein, still include the flange, the upper end of sleeve body 1 is located to the flange, and a plurality of flanges are the ring form setting, and the periphery of each flange is equipped with a plurality of second arch respectively, and each central authorities vertical passage 3 is equipped with a plurality of second arch directly over respectively. The flange sleeve body 1 is a part which is connected with the cover plate 2.

As shown in fig. 1, the base 7 is disposed at the lower end of the sleeve body 1, a plurality of rib plates 8 are disposed at the periphery of the lower end of the sleeve body 1, the plurality of rib plates 8 are respectively connected with the sleeve body 1 and the base 7, the plurality of rib plates 8 are equally spaced along the circumferential direction of the base 7, the base 7 plays a supporting role, the rib plates 8 are disposed on the base 7, and on the one hand, the connection strength between the base 7 and the sleeve body 1 is ensured. On the other hand, the sleeve body 1 and the concrete can be well anchored.

The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.

Claims

1. The outer sleeve of the channel type vibration isolator is characterized by comprising a sleeve body (1), a base (7), a T-shaped bolt and a cover plate (2), wherein the upper end of the sleeve body (1) is connected with the cover plate (2); a plurality of accommodating channels are arranged in the sleeve body (1), and one ends of the accommodating channels are flush with the upper end of the sleeve body (1); the upper end of the sleeve body (1) is provided with a plurality of T-shaped grooves (4) and a plurality of mounting holes, the T-shaped grooves (4) and the mounting holes are respectively arranged in a circumferential array by taking the axis of the sleeve body (1) as the center, and the T-shaped grooves (4) and the mounting holes are distributed at intervals; each T-shaped bolt penetrates through the cover plate (2) and extends into one T-shaped groove (4), and the T-shaped bolts are arranged in a circumferential array by taking the axis of the cover plate (2) as the center; each T-shaped groove (4) is internally provided with a first installation cavity and a second installation cavity, the T-shaped bolts are installed in the first installation cavity and the second installation cavity, the first installation cavity is located on the upper side of the second installation cavity, the lower end of the first installation cavity is communicated with the second installation cavity, the second installation cavity is of a round platform-shaped structure, and the first installation cavity is of a cylindrical structure.

2. The channeled isolator outer sleeve of claim 1, wherein each receiving channel further comprises a stop boss located on one side of the T-shaped slot (4).

3. The channel-type isolator outer sleeve according to claim 1, characterized in that each receiving channel comprises a central vertical channel (3), an isolator rotating channel (5) and an isolator heightening channel (6), the upper end of the central vertical channel (3) is connected with the lower end of the cover plate (2), and the lower end of the central vertical channel (3) is communicated with one side of the isolator rotating channel (5); the bottom of the other side of the vibration isolator rotating channel (5) is communicated with one side of the vibration isolator heightening channel (6).

4. The channeled isolator outer sleeve according to claim 3, characterized in that the outer circumference of the sleeve body (1) is provided with a plurality of first bosses; a plurality of first bosses are respectively arranged on the outer side of each central vertical channel (3), the outer side of each vibration isolator rotating channel (5) and the outer side of each vibration isolator heightening channel (6).

5. The channeled isolator outer sleeve according to claim 3, characterized in that a lower surface of the central vertical channel (3) is flush with a lower surface of the isolator spin channel (5), and an upper surface of the isolator spin channel (5) is flush with an upper surface of the isolator leveling channel (6) near the central vertical channel (3).

6. The channeled isolator outer sleeve according to claim 3, characterized in that the isolator rotation channel (5) is located on the side of the central vertical channel (3) near the outside of the sleeve body (1).

7. The channel type vibration isolator outer sleeve according to claim 3, further comprising flanges, wherein the flanges are arranged at the upper end of the sleeve body (1), the flanges are arranged in a circular ring shape, a plurality of second protrusions are arranged on the periphery of each flange respectively, and a plurality of second protrusions are arranged right above each central vertical channel (3).

8. The outer sleeve of the channel type vibration isolator is characterized in that the base (7) is arranged at the lower end of the sleeve body (1), a plurality of rib plates (8) are arranged on the periphery of the lower end of the sleeve body (1), the plurality of rib plates (8) are respectively connected with the sleeve body (1) and the base (7), and the plurality of rib plates (8) are arranged at equal intervals along the circumferential direction of the base (7).