CN210397545U - Vibration isolator capable of being monitored on line - Google Patents

Abstract

The utility model belongs to the technical field of making an uproar falls in the rail transit trade damping to a but vibration isolator of on-line monitoring is disclosed, it includes that outer sleeve and lid are established outer cover subassembly, inner skleeve and lid on the outer sleeve are established interior apron on the inner skleeve, the vibration isolator is still including setting up be used for the sensing on the interior apron the operating condition's of vibration isolator sensor assembly, be provided with the confession on the outer cover subassembly the through-hole that the data line of sensor assembly was drawn forth. This isolator is through setting up sensor unit spare on the apron including, its data line is drawn forth via the through-hole on the urceolus lid subassembly to be connected with outside data acquisition and processing equipment, the device can save the field installation and demolish the work of equipment, and the test is launched anytime and anywhere, the operating condition of real-time detection isolator, and convenient and fast has practiced thrift the cost, has improved efficiency.

Description

Vibration isolator capable of being monitored on line

Technical Field

The disclosure relates to the technical field of rail transit damping, in particular to a vibration isolator capable of being monitored on line.

Background

The steel spring floating slab track bed (hereinafter referred to as floating slab) is the highest-level vibration isolation measure widely applied in the field of rail transit at present, and can greatly reduce the influence of vibration and noise caused by train operation on surrounding sensitive buildings. The floating plate floats to a certain height on the basis of the tunnel through a series of damping spring vibration isolators (hereinafter referred to as vibration isolators) to ensure that the springs can effectively extend and retract under the action of load.

The vibration isolator is not convenient for visually checking the stress state because the vibration isolator is arranged inside the floating plate. Currently, professional testers usually use the skylight time (at least 3 days) of the subway train shutdown for monitoring/detecting: firstly, entering a subway tunnel for equipment installation and debugging so as to determine and clean the position of a measuring point, install a sensor and a data acquisition and analysis system, wire arrangement, connection, equipment debugging, recovering a field and cleaning garbage; then data acquisition is carried out; and checking whether the collected data is normal or not, if the collected data is abnormal, checking the equipment and the connection condition, and debugging the equipment again to collect the data. And if the data is normal, removing the sensor, the connecting line and the equipment, and then testing the next section. Thus, the current monitoring process is time and labor consuming.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the present disclosure is to solve at least one aspect of the above problems and disadvantages in the related art.

(II) technical scheme

In order to solve the technical problem, the present disclosure provides a vibration isolator capable of being monitored on line, including outer sleeve and lid establish outer cover subassembly, inner skleeve and lid on the outer sleeve are established interior shroud on the inner skleeve, the vibration isolator is still including setting up be used for the sensing on the interior shroud the operating condition's of vibration isolator sensor assembly, be provided with the confession on the outer cover subassembly the through-hole that the data line of sensor assembly was drawn forth.

In some embodiments, the sensor assembly includes a sensor base and a sensor disposed on the sensor base, the sensor base being removably secured to the inner cover.

In some embodiments, the inner cover plate has a mounting groove formed on a top surface thereof, the mounting groove being a blind hole, and at least a portion of the sensor base is fixed in the mounting groove.

In some embodiments, a protrusion extending toward the outer cap assembly is provided on the top surface of the inner cap plate, and a mounting groove is formed in the protrusion, and at least a portion of the sensor base is fixed in the mounting groove.

In some embodiments, the sensor base and the mounting groove are in threaded connection, magnetic connection or adhesive connection.

In some embodiments, the sensor assembly further comprises an interface connected to the data line, the interface being disposed on a top surface of the sensor.

In some embodiments, the outer cylinder cap assembly includes an outer cylinder cap covering the outer cylinder, and a fixing bolt for fixing the outer cylinder cap, and the through hole is a through hole formed on a head of the fixing bolt.

In some embodiments, the vibration isolator further comprises a data acquisition and processing device disposed outside the sleeve, the data acquisition and processing device comprises a data acquisition unit and a data processing unit, the data acquisition unit is connected with the sensor through the data line and is used for receiving the data sensed by the sensor, and the data processing unit is used for processing the data received by the data acquisition unit.

In some embodiments, the vibration isolator further comprises a client terminal, wherein the client terminal is connected with the data acquisition and processing device in a wireless or wired mode to receive the data processed by the data acquisition and processing device.

In some embodiments, the data acquisition and processing device further comprises an alarm unit, so that when the data processed by the data processing unit indicate that the vibration isolator is abnormal, an alarm message is sent to the client terminal.

(III) advantageous effects

The utility model provides a but isolator of on-line monitoring is through setting up sensor assembly on the apron, its data line is drawn forth via the through-hole on the outer cylinder cap subassembly, so that be connected with outside data acquisition and treatment facility, the device can save the work of on-the-spot installation and demolish equipment, the test is expanded anytime and anywhere, the operating condition of real-time detection isolator, and is convenient and fast, the cost is saved, the efficiency is improved, and can judge whether the spring of isolator splits or inefficacy through sensor assembly under the condition of not driving outer cylinder cap subassembly fast effectively, with the security of guaranteeing train operation, and can come by real-time supervision subway train, go and the dynamic response characteristic of isolator and floating plate in the operation. In addition, the sensor assembly occupies a small space, does not influence normal jacking operation and can be replaced at any time.

Drawings

Figure 1 is a schematic cross-sectional view of an on-line monitorable vibration isolator according to one embodiment of the present disclosure;

FIG. 2 is a top view of the on-line monitorable vibration isolator illustrated in FIG. 1;

FIG. 3 is a schematic structural diagram of a sensor assembly according to one embodiment of the present disclosure;

FIG. 4 is a top view of a fixing bolt according to one embodiment of the present disclosure;

fig. 5 is a schematic view of a connection of a fixing bolt and a data line according to an embodiment of the present disclosure.

Detailed Description

Specific embodiments of the present disclosure are described in further detail below with reference to the accompanying drawings and examples. The following examples are intended to illustrate the present disclosure, but are not intended to limit the scope of the present disclosure.

In the description of the present disclosure, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present disclosure and to simplify the description, but are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present disclosure.

Furthermore, 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. In the description of the present disclosure, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise.

In the present disclosure, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present disclosure can be understood by those of ordinary skill in the art as appropriate.

Figures 1 and 2 illustrate a preferred embodiment of an on-line monitorable vibration isolator according to the present disclosure. As shown in the figure, the vibration isolator comprises an outer sleeve 1, an outer cylinder cover component covered on the outer sleeve 1, an inner sleeve 4 and an inner cover plate 3 covered on the inner sleeve 4, wherein the inner sleeve 4 and the inner cover plate 3 are positioned in the inner space of the outer sleeve 1, the outer cylinder cover component comprises an outer cylinder cover 2 covered on the outer sleeve 1, and a fixing bolt 7 for fixing the outer cylinder cover 2. In addition, the vibration isolator also comprises a sensor assembly 5 which is arranged on the inner cover plate 3 and used for sensing the working state of the vibration isolator, and a through hole 21 for leading out a data wire of the sensor assembly 5 is arranged on the outer cover assembly 2.

The utility model provides a but isolator of on-line monitoring is through setting up sensor subassembly 5 on apron 3 including, its data line 6 is drawn forth via through-hole 21 on the outer cover 2, so that be connected with outside data acquisition and processing equipment, the device can save the work of on-the-spot installation and demolish equipment, the test is expanded anytime and anywhere, and is convenient and fast, the cost is saved, and efficiency is improved, and can be fast effectively judge whether the spring of isolator splits or inefficacy through sensor subassembly 5 under the condition of not having opened outer cover subassembly, with the security of guaranteeing train operation, and can real-time supervision subway train comes, go and the dynamic response characteristic of isolator and floating plate in the operation. In addition, the sensor assembly 5 occupies a small space, does not influence normal jacking operation and can be replaced at any time.

In an exemplary embodiment, as shown in fig. 3, the sensor assembly 5 includes a sensor base 52 and a sensor 51 disposed on the sensor base 52, the sensor base 52 being removably secured to the inner cover 3.

In an exemplary embodiment, as shown in fig. 1, a mounting groove 31 is formed on the top surface of the inner deck 3, and at least a portion of the sensor mount 52 is fixed in the mounting groove 31. It should be noted that, in some other embodiments of the present disclosure, a protrusion extending toward the outer cylinder cover assembly 2 may be provided on the top surface of the inner cover plate 3, and a mounting groove is formed in the protrusion, and at least a portion of the sensor base 52 is fixed in the mounting groove.

In an exemplary embodiment, as shown in FIG. 1, the sensor mount 52 is threadably coupled to the mounting slot 31. Specifically, an external thread is provided on an outer sidewall of the sensor mount 52, and an internal thread that mates with the external thread is provided on an inner wall of the mounting groove 31, so that the sensor mount 52 is screwed with the mounting groove 31. It should be noted that in some other embodiments of the present disclosure, the sensor base 52 and the mounting groove 31 may be securely connected together by a magnetic connection or an adhesive connection, for example. Specifically, the sensor base 52 may be a magnet piece to be adsorbed together with the inner cover plate 3; adhesive may also be applied between the lower surface and/or outer sidewall of the sensor base 52 and the upper surface and/or inner sidewall of the inner deck mounting groove 31 to bond them together.

In an exemplary embodiment, as shown in fig. 3, the sensor assembly further comprises an interface 53 connected to the data line 6, the interface 53 being provided on the top surface of the sensor 51. It should be noted that, in some other embodiments of the present disclosure, the interface 53 may be disposed on a sidewall of the sensor 51.

In an exemplary embodiment, as shown in fig. 4 and 5, the through-hole is a through-hole 71 formed on the head of the fixing bolt 7. This eliminates the need to additionally machine a through hole in the outer cylindrical cover 2, and only one of the fixing bolts 7 needs to be replaced with a bolt 7 having a through hole 71 at the head, so that the data line 6 can be led out through the through hole 71.

In an exemplary embodiment, the vibration isolator further comprises a data acquisition and processing device arranged outside the outer sleeve 1, the data acquisition and processing device comprises a data acquisition unit and a data processing unit, the data acquisition unit is connected with the sensor 51 through a data line 6 and used for receiving data sensed by the sensor 51, and the data processing unit is used for processing the data received by the data acquisition unit.

In an exemplary embodiment, the vibration isolator further comprises a client terminal, such as a mobile phone or a computer, and the client terminal is wirelessly or wiredly connected with the data acquisition and processing device to receive the data processed by the data acquisition and processing device. Therefore, the user can monitor data in real time through a mobile phone or a computer and the like at any time. In case the data of daily collection appear unusually, the personnel of patrolling and examining can carry out targeted inspection to the isolator in data unusual district after the train stops moving on the day, accurately finds out the fault reason fast, in time solves the problem, has improved factor of safety greatly.

In an exemplary embodiment, the data acquisition and processing device further comprises an alarm unit, so that when the data processed by the data processing unit indicate that the vibration isolator is abnormal, alarm information is sent to the client terminal.

The present disclosure is to be considered as limited only by the preferred embodiments and not limited to the specific embodiments described herein, and all changes, equivalents, and modifications that come within the spirit and scope of the disclosure are desired to be protected.

Claims (10)

1. The utility model provides a but on-line monitoring's isolator, includes that outer sleeve and lid are established outer tube assembly, inner skleeve and lid on the outer sleeve are established interior apron on the inner skleeve, its characterized in that, the isolator is still including setting up be used for the sensing on the interior apron the operating condition's of isolator sensor assembly, be provided with the confession on the outer tube assembly the through-hole that the data line of sensor assembly was drawn forth.

2. The isolator of claim 1 wherein said sensor assembly includes a sensor mount and a sensor disposed on said sensor mount, said sensor mount being removably secured to said inner cover plate.

3. The isolator of claim 2 wherein the inner cover plate has a mounting slot formed in a top surface thereof, the mounting slot being a blind hole, at least a portion of the sensor mount being secured within the mounting slot.

4. The vibration isolator according to claim 2, wherein a protrusion extending toward the outer cover assembly is provided on a top surface of the inner cover plate, the protrusion having a mounting groove formed therein, at least a portion of the sensor mount being fixed in the mounting groove.

5. The vibration isolator according to claim 3 or 4, wherein the sensor base and the mounting groove are in threaded connection, magnetic connection or adhesive connection.

6. The isolator of claim 1 wherein the sensor assembly further comprises an interface connected to the data line, the interface being disposed on a top surface of the sensor.

7. The vibration isolator according to claim 1, wherein the outer cap assembly includes an outer cylinder cap covering the outer cylinder, and a fixing bolt for fixing the outer cylinder cap, and the through hole is a through hole formed on a head of the fixing bolt.

8. The isolator of claim 1 further comprising a data acquisition and processing device disposed outside the outer sleeve, the data acquisition and processing device comprising a data acquisition unit and a data processing unit, the data acquisition unit being connected to the sensor via the data line for receiving data sensed by the sensor, the data processing unit being configured to process the data received by the data acquisition unit.

9. The isolator according to claim 8, further comprising a client terminal, wherein the client terminal is wirelessly or wiredly connected with the data acquisition and processing device to receive the data processed by the data acquisition and processing device.

10. The isolator of claim 9, wherein the data acquisition and processing device further comprises an alarm unit such that when the data processed by the data processing unit indicates an anomaly exists in the isolator, an alarm message is sent to the client terminal.

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