CN211552889U

CN211552889U - Mounting device and sensor mounting apparatus

Info

Publication number: CN211552889U
Application number: CN202020516853.1U
Authority: CN
Inventors: 陈浩; 朱际休; 张广灿; 李晓东; 席向东; 易桂香; 韩腾飞; 王鹤
Original assignee: Central Research Institute of Building and Construction Co Ltd MCC Group
Current assignee: Central Research Institute of Building and Construction Co Ltd MCC Group
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-09-22
Anticipated expiration: 2030-04-09

Abstract

The utility model relates to a sensor installation technical field provides an installation device and sensor erection equipment. The mounting device is used for mounting the sensor on the bottom surface of a building in high air, and comprises: a sensor support (4), wherein the sensor support (4) comprises a containing cavity for containing the sensor, the top end of the containing cavity is provided with an opening, and the opening is used for allowing the sensor to enter and exit the containing cavity; a lifting assembly connected to the bottom of the sensor support (4) for lifting the sensor support (4) to the floor of a high-altitude building and enabling the sensor to be adhered to the floor of the building. The installation device and the sensor installation equipment have high working efficiency and save manpower and material resources when the sensor is installed.

Description

Mounting device and sensor mounting apparatus

Technical Field

The utility model relates to a sensor installation technical field specifically relates to an installation device and sensor erection equipment.

Background

With the rapid development of national economy, more and more large public buildings are put into construction and use. The service environment of part of large public buildings is severe, which not only can be influenced by typhoon, explosion, fire, earthquake and other extreme, but also can inevitably bear the crowd load, equipment load, vehicle load, fatigue load, and the conditions of corrosion, freeze thawing, carbonization, corrosion and the like which influence the durability of the structure for a long time. Therefore, guaranteeing and prolonging the normal service life of the structure is one of the most important tasks in the current structural engineering.

In order to ensure the normal and safe use of the structure within the designed service life, more and more health monitoring and regular special detection work are continuously put into the later maintenance of the actual large public building. The method has the advantages that real-time monitoring diagnosis and regular special detection are carried out on the structural performance of heavy projects, damage and potential internal defects of the structure are found in time, and the performance change and the residual service life of the structure are predicted according to monitoring results, so that the method has great significance for improving the operation efficiency of the projects and guaranteeing the life and property safety of people.

In the operation process of health monitoring and regular special detection of a structure, the elevation of the beam bottom needing to be provided with the sensor is high, the installation of the sensor is often matched with high-altitude operation or a vehicle for ascending a height, measuring points arranged on the sensor are generally scattered, a certain time interval is also needed for curing an adhesive for fixing the sensor, social and field resources are greatly consumed by the matching work of the high-altitude operation and the vehicle for ascending a height, meanwhile, certain potential safety hazards are brought to field operation personnel, the field work efficiency is reduced, and a large amount of manpower and material resources are wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an installation device and sensor erection equipment in order to overcome the low and extravagant great problem of manpower and materials of work efficiency when installing the sensor to the building bottom surface in the high altitude that exists among the prior art, this installation device and sensor erection equipment work efficiency when installing the sensor is high, and the material resources of just using manpower sparingly.

In order to achieve the above object, an aspect of the present invention provides a mounting device for mounting a sensor on a bottom surface of a building in the air, the mounting device including: the sensor support comprises a containing cavity for containing the sensor, and the top end of the containing cavity is provided with an opening which is used for the sensor to enter and exit the containing cavity; a lifting assembly connected to the bottom of the sensor support for lifting the sensor support to the bottom surface of a high-altitude building and enabling the sensor to be adhered to the bottom surface of the building.

Preferably, the lifting assembly comprises a plurality of fixed length bars detachably connected in series, and top ends of the fixed length bars are connected with the bottom of the sensor support.

Preferably, the mounting device comprises a base connected to the bottom end of the lifting assembly.

Preferably, the lifting assembly comprises a height-adjustable adjusting rod piece, two ends of the adjusting rod piece are respectively connected with the bottom ends of the plurality of length-fixing rod pieces and the top of the base, and the adjusting rod piece is arranged to be used for adjusting the distance between the plurality of length-fixing rod pieces and the base.

Preferably, the regulating rod piece comprises a threaded rod, a threaded sleeve and a sleeve interface, the top end of the threaded rod is connected with the bottom end of the fixed length rod piece, the threaded sleeve is sleeved outside the threaded rod and is in threaded connection with the threaded rod, the sleeve interface is arranged at the top of the base, and the bottom end of the threaded sleeve is arranged in the sleeve interface and can rotate relative to the sleeve interface.

Preferably, the sensor support comprises a cavity wall for defining the accommodating cavity, and a slot for the lead of the sensor to extend out of the accommodating cavity is formed in the cavity wall.

Preferably, the mounting device includes a pair of rubber pads, and a pair of the rubber pads set up respectively in hold the chamber along length direction's both ends, a pair of the rubber pads be used for respectively with be located hold the intracavity the both ends butt of sensor.

Preferably, a gimbal is disposed on the lifting assembly near the sensor support, and the gimbal has a rotation range of ± 15 °.

A second aspect of the present invention provides a sensor mounting apparatus, the sensor mounting apparatus includes a sensor and the mounting device described above, the sensor is mounted in the accommodating cavity, the top of the sensor is provided with a glue layer for connecting with the bottom surface of the building.

Preferably, the sensor includes sensor main part and a pair of supporting seat, the sensor main part install in a pair of between the supporting seat, the bottom of holding the chamber is provided with a pair of backing plate, and is a pair of the backing plate is used for bearing a pair of respectively the supporting seat, the glue film sets up respectively in a pair of the top of supporting seat.

Through the technical scheme, when the sensor needs to be installed on the bottom surfaces of buildings such as bridges, the sensor to be installed can be placed in the accommodating cavity of the sensor supporting piece, then the sensor supporting piece is conveyed to the bottom surfaces of the buildings such as bridges through the lifting assembly, the sensor is tightly attached to the bottom surfaces of the buildings, the top surface of the sensor is connected with the bottom surface of the buildings through bonding pieces such as adhesive layers on the sensor, the lifting assembly moves downwards after the sensor is completely connected with the bottom surface of the buildings, the sensor is smoothly moved out of the accommodating cavity at the moment, and after the sensor is installed, the sensor can be moved to the next area to install the sensor. The mounting device of the utility model has convenient mounting and dismounting and simple operation when mounting the sensor, greatly simplifies the mounting process of the sensor and has high mounting work efficiency; meanwhile, the potential safety hazard of personnel caused by high-altitude operation and mechanical operation can be effectively avoided, the engineering safety guarantee is increased, the engineering cost and the manpower and material resources are saved, and the method has higher economic benefit and social benefit.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the sensor mounting apparatus of the present invention.

Description of the reference numerals

1. A bridge; 2. a supporting seat; 3. a lead wire; 4. a sensor support; 5. a base plate; 6. a rubber pad; 7. grooving; 8. a universal joint; 9. a fixed rod connecting port; 10. a fixed length rod member; 11. a fixed-length rod connecting port; 12. a threaded rod; 13. a threaded bushing; 14. a cannula interface; 15. a base; 16. a sensor body.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In the present invention, unless otherwise specified, terms of orientation such as "top and bottom" are generally used in reference to the orientation shown in the drawings.

An aspect of the utility model provides a mounting device, mounting device is used for installing the sensor in the bottom surface of the building in the air, for example uses mounting device to install the sensor in 1 bottom of bridge fast, the sensor is used for detecting and monitoring the surface stress of bridge bottom structure. The mounting device includes: a sensor support 4, wherein the sensor support 4 comprises a containing cavity for containing the sensor, the top end of the containing cavity is provided with an opening, and the opening is used for allowing the sensor to enter and exit the containing cavity; a lifting assembly connected to the bottom of the sensor support 4 for lifting the sensor support 4 to the bottom surface of the high-altitude building and enabling the sensor to be adhered to the bottom surface of the building.

Through the technical scheme, when the sensor needs to be installed on the bottom surface of a building such as a bridge 1, the sensor to be installed can be placed in the containing cavity, then the sensor supporting piece 4 is conveyed to the bottom surface of the building such as the bridge 1 through the lifting component, the sensor is tightly attached to the bottom surface of the building, the top surface of the sensor is connected with the bottom surface of the building through the adhesive pieces such as the adhesive layers on the sensor, the lifting component moves downwards after the sensor is completely connected with the bottom surface of the building, the sensor is smoothly moved out of the containing cavity at the moment, and after the sensor is installed, the sensor can be moved to the next area to be installed. When the mounting device is used for mounting the sensor, the mounting and dismounting are convenient, the operation is simple, the mounting process of the sensor is greatly simplified, and the mounting work efficiency is high; meanwhile, the potential safety hazard of personnel caused by high-altitude operation and mechanical operation can be effectively avoided, the engineering safety guarantee is increased, the engineering cost and the manpower and material resources are saved, and the method has higher economic benefit and social benefit.

As an embodiment, as shown in fig. 1, the lifting assembly includes a plurality of fixed length bars 10 detachably connected in series, and top ends of the plurality of fixed length bars 10 are connected to a bottom of the sensor support 4. The design and the manufacture are convenient, the carrying is easy, and the environment is not influenced. The adjacent fixed length rod pieces 10 are connected through a fixed length rod connecting opening 11. In practical application, a fixed-length rod 10 with a length of 0.5 m may be selected, and the number of the fixed-length rods 10 may be determined according to the height of the building, for example, 8, 10, etc. may be selected.

In one embodiment, the mounting device includes a base 15, and the base 15 is connected to the bottom end of the lifting assembly. Preferably, the base 15 is provided in a square shape.

As an embodiment, the lifting assembly includes an adjusting rod with adjustable height, two ends of the adjusting rod are respectively connected with the bottom ends of the plurality of length-fixing rods 10 and the top of the base 15, and the adjusting rod is configured to adjust the distance between the plurality of length-fixing rods 10 and the base 15. The design of the adjusting rod piece can be used for finely adjusting the lifting assembly according to the actual height of the building so as to adapt to buildings with different heights, and therefore the mounting device is more widely applicable.

As an embodiment, the adjusting rod includes a threaded rod 12, a threaded sleeve 13 and a sleeve interface 14, the top end of the threaded rod 12 is connected to the bottom end of the length-fixing rod 10 (the threaded rod 12 is connected to the length-fixing rod 10 located at the bottom end), the threaded sleeve 13 is sleeved outside the threaded rod 12 and is in threaded connection with the threaded rod 12, the sleeve interface 14 is disposed on the top of the base 15, and the bottom end of the threaded sleeve 13 is installed in the sleeve interface 14 and can rotate relative to the sleeve interface 14. The design can be convenient to finely adjust the height of the lifting assembly so as to adapt to buildings with more heights. The threaded rod 12 may be a partially threaded rod 12 or a threaded rod 12 having threads throughout its length. In practical application, a threaded rod 12 with a length of 0.25 meter and a threaded sleeve 13 with a length of 0.2 meter can be selected.

As an embodiment, the sensor support 4 includes a cavity wall for defining the accommodating cavity, and the cavity wall is opened with a slot 7 for the lead 3 of the sensor to extend out of the accommodating cavity. Preferably, the slot 7 is opened in the middle of the side surface of the cavity wall, so as to facilitate the exposure and extraction of the lead 3 of the sensor.

As an embodiment, the mounting device includes a pair of rubber pads 6, the pair of rubber pads 6 are respectively disposed at two ends of the accommodating cavity along the length direction, and the pair of rubber pads 6 are respectively used for abutting against two ends of the sensor located in the accommodating cavity. Preferably, the rubber pad 6 is a rubber pad. The design of cushion 6 can play the effect of interim slightly fixed sensor, makes the sensor be difficult for droing from holding the intracavity at the in-process of installation, guarantees that the sensor is difficult for receiving external impact's influence, can side verify the installation quality of sensor again simultaneously can accomplish the back at the sensor installation again, ensures the firm nature of sensor and building surface mounting. In practical application, can select for use thickness to be 3mm, 5mm, 10 mm's cushion 6, select for use the cushion 6 of different thickness according to the sensor of different specifications can ensure that different sizes's sensor is holding the intracavity, can both slightly chucking between two cushions 6 to can not produce relative displacement or fall off from holding the intracavity with sensor support piece 4 under the natural stress state.

In one embodiment, a gimbal 8 is disposed on the lifting assembly near the sensor support 4, and the rotation range of the gimbal 8 is ± 15 °. The bottom end of the universal joint 8 is connected with a fixed rod connecting port 9 through a fixed rod member 10 positioned at the topmost end, and the top end of the universal joint 8 is connected with the bottom end of the sensor support member 4. The universal joint 8 is arranged to be adjustable in a certain direction, and can effectively compensate for unevenness of a building to be measured or errors generated in the installation process, so that the installation quality is ensured.

As shown in fig. 1, the second aspect of the present invention provides a sensor mounting apparatus, which comprises a sensor and a mounting device as described above, wherein the sensor is mounted in the accommodating cavity, and the top of the sensor is provided with a glue layer for connecting with the bottom surface of the building.

As an embodiment, the sensor includes a sensor main body 16 and a pair of supporting seats 2, the sensor main body 16 is installed between the pair of supporting seats 2, a pair of backing plates 5 is disposed at the bottom of the accommodating cavity, the pair of backing plates 5 are respectively used for bearing the pair of supporting seats 2, and the glue layers are respectively disposed at the tops of the pair of supporting seats 2. The sensor is connected with the bottom surface of the building to be measured through the adhesive layer positioned at the top of the supporting seat 2. The pair of backing plates 5 are respectively disposed adjacent to the pair of rubber pads 6. The base plate 5 is designed to ensure the stress of the support seat 2 at the end of the sensor in the installation process, avoid the bottom of the accommodating cavity from touching the sensitive component in the middle of the sensor, and effectively avoid the problem of sensor damage failure caused by improper installation in the conventional installation means. Preferably, the thickness of the backing plate 5 is 25 mm.

When the sensor on the bottom surface of the bridge (building) needs to be installed quickly, the operation steps are as follows:

1. installation preparation: firstly, cleaning the ground to ensure that the ground is flat and free of foreign matters, placing a base 15 at the position of the beam bottom projection of the sensor to be adhered on the ground, and ensuring that the base 15 is basically aligned with the position of the sensor to be adhered; calculating the number of the required fixed-length rods 10 according to the actual height of the bottom surface of the bridge, and connecting a plurality of fixed-length rods 10 through fixed-length rod connecting ports 11, wherein the length of a reserved threaded rod 12, the length of a threaded sleeve 13 and the height of a base 15 need to be considered when the number of the required fixed-length rods 10 is calculated; the top of the fixed-length rod member 10 located at the topmost end is then connected to the universal joint 8 located at the bottom end of the sensor support 4 through the fixed-rod connection port 9. The rubber pads 6 with different thicknesses are selected according to the size of the sensor, so that the sensor can be slightly clamped in the accommodating cavity and cannot generate relative displacement with the sensor support 4 or fall off from the accommodating cavity under a natural stress state.

2. Sensor installation: after the installation preparation work is finished, the adhesive is uniformly coated on the top surface of the supporting seat 2 positioned at the end part of the sensor, the side surface of the supporting seat 2 of the sensor is held by hands, and the sensor is placed in the accommodating cavity and slightly clamped and fixed with the rubber mat 6. And simultaneously, the bottom surface of the supporting seat 2 is ensured to be in contact with the base plate 5 positioned at the bottom of the accommodating cavity, so that the bottom of the accommodating cavity cannot touch a sensitive component positioned in the middle of the sensor. The lead 3 of the sensor is led out through a slot 7 on the side surface of the cavity wall. The connected fixed length rod piece 10 is held by hand, the sensor coated with the adhesive is aligned to a part to be pasted, the top surface of the supporting seat 2 is vertically and accurately pasted to the part to be pasted, then the threaded rod 12 and the threaded sleeve 13 are rapidly installed at the bottom of the fixed length rod piece 10 positioned at the bottom end, the threaded sleeve 13 is connected with the sleeve interface 14 on the base 15, and meanwhile, the threaded sleeve 13 is rotated, the lifting of the threaded rod 12 is adjusted, and the sensor in the accommodating cavity is tightly propped against the bottom surface of the bridge and is tightly pasted.

3. Device removal or displacement: after the installation is finished, the detachable time is determined according to actual conditions (including the type of glue, the field temperature and the like). The commonly used AB reaction type structural adhesive has a setting time of not less than 10 minutes in summer and a setting time of not less than 30 minutes in winter. The sensor is firmly bonded with the bottom surface of the bridge, firstly the threaded sleeve 13 and the threaded rod 12 with adjustable height are removed in a rotating mode, then the fixed-length rod piece 10 after connection is pulled down slightly and vertically, the force is exerted uniformly in the process of pulling down the fixed-length rod piece 10, the fixed-length rod piece cannot shake left and right in the pulling down process, finally the sensor smoothly breaks away from the containing cavity from the space between the pair of rubber cushions 6, and the fact that the sensor is installed firmly is proved, and the device is removed.

The mounting device fixes the sensor to the bottom surface of the beam by using the lifting device and the sensor support piece 4, so that the sensor can be directly mounted on the bottom surface of the beam on the ground, and the mounting simplicity and convenience of the sensor on the bottom surface of the beam are ensured. In general, the heights of the beam bottoms in the same area are the same or similar, and after the sensor is installed at one position of the area, the sensor can be directly shifted to the next position to be installed in the area. And after all the sensors in the area are installed, disassembling and boxing the installation device, and moving the installation device to other areas. The mounting device is convenient to mount and dismount, safe, practical, high in mounting accuracy, simple to operate, strong in operability, convenient to move, capable of guaranteeing mounting quality, greatly simplifying the mounting process of the beam bottom surface sensor, effectively avoiding potential safety hazards of personnel caused by high-altitude operation and mechanical operation, increasing engineering safety guarantee, saving engineering cost, obviously improving field work efficiency and having higher economic benefit and social benefit.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. The utility model discloses an in the technical conception scope, can be right the utility model discloses a technical scheme carries out multiple simple variant, for example, can do not possess the ground that base 15 placed to the field, can not install base 15 and regulating rod spare, installs by the handheld length member 10 after assembling of laborer personnel. Including each of the specific features, are combined in any suitable manner. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.

Claims

1. A mounting device for mounting a sensor to a floor of a building in high air, the mounting device comprising:

a sensor support (4), wherein the sensor support (4) comprises a containing cavity for containing the sensor, the top end of the containing cavity is provided with an opening, and the opening is used for allowing the sensor to enter and exit the containing cavity;

a lifting assembly connected to the bottom of the sensor support (4) for lifting the sensor support (4) to the floor of a high-altitude building and enabling the sensor to be adhered to the floor of the building.

2. The mounting arrangement, as set forth in claim 1, characterized in that the lifting assembly comprises a plurality of fixed bars (10) removably connected in series, the top ends of the plurality of fixed bars (10) being connected to the bottom of the sensor support (4).

3. The mounting arrangement, as set forth in claim 2, characterized in that the mounting arrangement comprises a base (15), the base (15) being connected with a bottom end of the lifting assembly.

4. The mounting arrangement, as set forth in claim 3, characterized in that the lifting assembly comprises a height-adjustable adjustment bar, the two ends of which are connected with the bottom ends of the plurality of length-fixing bars (10) and the top of the base (15), respectively, the adjustment bar being arranged for adjusting the distance between the plurality of length-fixing bars (10) and the base (15).

5. The mounting device according to claim 4, wherein the adjustment rod comprises a threaded rod (12), a threaded sleeve (13) and a sleeve interface (14), the top end of the threaded rod (12) is connected with the bottom ends of the plurality of fixed length rods (10), the threaded sleeve (13) is sleeved outside the threaded rod (12) and is in threaded connection with the threaded rod (12), the sleeve interface (14) is arranged on the top of the base (15), and the bottom end of the threaded sleeve (13) is mounted in the sleeve interface (14) and can rotate relative to the sleeve interface (14).

6. The mounting arrangement, as set forth in claim 1, characterized in that the sensor support (4) comprises a wall defining the housing, said wall being provided with a slot (7) for the lead (3) of the sensor to protrude outside the housing.

7. The mounting device according to claim 1, wherein the mounting device comprises a pair of rubber pads (6), the pair of rubber pads (6) are respectively arranged at two ends of the accommodating cavity along the length direction, and the pair of rubber pads (6) are respectively used for being abutted against two ends of the sensor positioned in the accommodating cavity.

8. The mounting arrangement, as set forth in claim 1, characterized in that the lifting assembly is provided with a gimbal (8) in a position close to the sensor support (4), the gimbal (8) having a rotation range of ± 15 °.

9. A sensor mounting apparatus comprising a sensor and the mounting device of any one of claims 1 to 8, said sensor being mounted in said receiving cavity, the top of said sensor being provided with a glue layer for attachment to the underside of said building.

10. The sensor mounting apparatus according to claim 9, wherein the sensor includes a sensor main body (16) and a pair of supporting seats (2), the sensor main body (16) is mounted between the pair of supporting seats (2), a pair of backing plates (5) is disposed at a bottom of the accommodating chamber, the pair of backing plates (5) are respectively used for carrying the pair of supporting seats (2), and the glue layers are respectively disposed at tops of the pair of supporting seats (2).