CN215573488U

CN215573488U - Hidden strain early warning device of wall body

Info

Publication number: CN215573488U
Application number: CN202121092051.3U
Authority: CN
Inventors: 李德茂; 王洇海; 张敬
Original assignee: Hebei Zhongke Yihang Electronic Information Technology Co ltd
Current assignee: Hebei Zhongke Yihang Electronic Information Technology Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2022-01-18
Anticipated expiration: 2031-05-20

Abstract

The utility model provides a hidden type strain early warning device for a wall, belongs to the technical field of strain detection, and comprises a strain rod, two positioning sleeves and two positioning plates. A sensor for detecting strain is arranged on the strain rod; the strain rod is provided with a pressure cover. Two locating sleeves are respectively sleeved at two ends of the strain rod and distributed at two sides of the sensor. The two positioning plates correspond to the positioning sleeves one by one and are connected to the bottoms of the positioning sleeves, slots are formed in the positioning plates, and the slots are in inserting fit with the tops of the wall bodies and are used for positioning the strain rods. According to the wall hidden type strain early warning device, the strain rod can be positioned through the positioning sleeve and the positioning plate, the structure is simple, the mounting and the assembly are convenient, and therefore the erection efficiency is improved.

Description

Hidden strain early warning device of wall body

Technical Field

The utility model belongs to the technical field of strain detection, and particularly relates to a hidden strain early warning device for a wall.

Background

For some important or prohibited crossing occasions, a wall is usually arranged and then a sensor is installed on the wall, and the sensor is used for detecting the applied force from the outside in time. The current component such as pressure guard need be established in order to realize the secret nature on the sensor cover, and the pressure guard not only is used for bearing the effect of external force and has the effect of sheltering from the sensor simultaneously, but because pressure guard itself need fix a position still need be connected with the sensor on the wall body simultaneously, this just leads to whole early warning device structure comparatively complicated, the equipment of being not convenient for.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a wall hidden type strain early warning device, and aims to solve the problems that the early warning device is complex in structure and inconvenient to assemble.

In order to achieve the purpose, the utility model adopts the technical scheme that: provide hidden meeting an emergency early warning device of wall body, include:

the strain rod is provided with a sensor for detecting strain; the strain rod is provided with a pressure cover;

the two positioning sleeves are respectively sleeved at two ends of the strain rod and distributed at two sides of the sensor;

the two positioning plates correspond to the positioning sleeves one by one and are connected to the bottoms of the positioning sleeves, slots are formed in the positioning plates, and the slots are in inserting fit with the tops of the wall bodies and used for positioning the strain rods.

As another embodiment of the application, the slot is coated with industrial glue for adhering to the top of the wall.

As another embodiment of this application, the locating pin is installed to the position sleeve, the locating pin run through the position sleeve and with strain rod threaded connection.

As another embodiment of the present application, the strain rod is prism-shaped, and the positioning sleeve is in sliding fit with the strain rod.

As another embodiment of the application, the positioning plate is in threaded connection with the bottom of the positioning sleeve.

As another embodiment of this application, the pole that should meet an emergency with be equipped with the connecting block between the pressure housing, the connecting block is located the top of sensor.

As another embodiment of this application, the connecting block bottom mounting be in on the pole that should meet an emergency, the connecting block top with the pressure cap is connected.

As another embodiment of the application, the pressure cover is connected with a bolt, and the bolt penetrates through the pressure cover and is in threaded connection with the connecting block.

As another embodiment of the application, the inner side surface of the pressure cover is provided with a clamping groove in sliding fit with the connecting block.

As another embodiment of the application, a U-shaped block is fixed on the inner side surface of the pressure cover, and the clamping groove is formed in the length direction of the top of the U-shaped block.

The wall hidden type strain early warning device provided by the utility model has the beneficial effects that: compared with the prior art, the sensor on the strain rod in the wall hidden type strain early warning device is used for detecting the strain generated by the strain rod. The two ends of the strain rod are respectively sleeved with a positioning sleeve, the bottom of the positioning sleeve is provided with a positioning plate, and a slot formed in the positioning plate is in inserting fit with the top of the wall body, so that the strain rod and the pressure cover are positioned.

In practical application, the acting force applied to the pressure cover acts on the strain rod, and the sensor detects the strain so as to judge whether the pressure cover is applied with the external acting force. In this application, can realize the location of pole of meeting an emergency through position sleeve and locating plate, the comparatively simple installation and the assembly of being convenient for of structure to the efficiency of erectting has been improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a hidden wall strain warning device according to an embodiment of the present invention;

fig. 2 is a schematic view illustrating a connection between a pressure cover, a strain rod and a wall according to an embodiment of the present invention;

fig. 3 is a schematic view illustrating a connection between a strain rod and a positioning plate according to a second embodiment of the present invention.

In the figure: 1. a wall body; 2. a pressure cover; 3. folding edges; 4. positioning a plate; 5. a strain rod; 6. a positioning sleeve; 7. a U-shaped block; 8. and (4) connecting the blocks.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1 to fig. 3, the hidden type strain warning device for wall according to the present invention will now be described. Hidden early warning device that meets an emergency of wall body is including meeting an emergency pole 5, two position sleeves 6 and two locating plates 4. A sensor for detecting strain is arranged on the strain rod 5; the strain rod 5 is provided with a pressure cover 2. Two locating sleeves 6 are respectively sleeved at two ends of the strain rod 5, and the two locating sleeves 6 are distributed at two sides of the sensor. Two locating plates 4 and position sleeve 6 one-to-one and connect in the bottom of position sleeve 6, have seted up the slot on the locating plate 4, and the slot is used for fixing a position strain rod 5 with the cooperation of pegging graft at the top of wall body 1.

The wall hidden type strain early warning device provided by the utility model has the beneficial effects that: compared with the prior art, the sensor on the strain rod 5 in the wall hidden type strain early warning device is used for detecting the strain generated by the strain rod 5. The two ends of the strain rod 5 are respectively sleeved with a positioning sleeve 6, the bottom of the positioning sleeve 6 is provided with a positioning plate 4, and a slot formed in the positioning plate 4 is in inserting fit with the top of the wall body 1, so that the strain rod 5 and the pressure cover 2 are positioned.

In actual use, the acting force applied to the pressure cover 2 acts on the strain rod 5, and the sensor detects the strain to determine whether the pressure cover 2 is applied with an external acting force. In this application, can realize the location of pole 5 that meets an emergency through position sleeve 6 and locating plate 4, the comparatively simple installation and the assembly of being convenient for of structure to the efficiency of erectting has been improved.

Because the top of wall body 1 is provided with components such as strain rod 5, in order to realize the secret nature, need set up two hem 3 respectively at the both sides limit of pressure housing 2, two hem 3 and pressure housing 2 form the component of U-shaped, hem 3 extends downwards from pressure housing 2, but in order to avoid the top of wall body 1 to the production of the meeting an emergency of connecting rod to interfere, consequently need make hem 3 and the top of wall body 1 keep a certain distance apart the setting.

As a specific embodiment of the wall hidden type strain warning device provided by the present invention, the slot is coated with an industrial glue for adhering to the top of the wall 1. Mainly to transparent wall body 1 such as glass or resin in this application, because the thickness of these wall bodies 1 self is lower, and operations such as drilling of being not convenient for under the general condition, in order to realize the location of pole 5 that meets an emergency, can polish the side of wall body 1 before the actual installation earlier, then at the medial surface coating industry glue of slot, with slot on the locating plate 4 with the top grafting cooperation of wall body 1 and treat that the industry glues after the solidification, can realize the location between locating plate 4 and the wall body 1.

As a specific implementation mode of the wall hidden type strain early warning device provided by the utility model, the positioning sleeve 6 is provided with a positioning pin, and the positioning pin penetrates through the positioning sleeve 6 and is in threaded connection with the strain rod 5. In order to ensure the stability of the relative position between the strain rod 5 and the positioning sleeve 6, a threaded hole may be firstly formed in the strain rod 5, a through hole for communicating with the threaded hole may be formed in the strain sleeve, and a positioning pin may penetrate through the through hole and be in threaded connection with the threaded hole, thereby limiting the axial and circumferential degrees of freedom of the strain rod 5 by tightening the positioning pin.

Referring to fig. 2 and 3, the strain rod 5 is prism-shaped, and the positioning sleeve 6 is slidably engaged with the strain rod 5. Usually, a strain groove is formed in the bottom surface of the middle part of the strain rod 5, and the two positioning sleeves 6 are symmetrically distributed on two sides of the strain groove. The sensor is a strain gauge sensor and is disposed within the strain gage. In order to ensure the stability of the relative position between the positioning sleeve 6 and the strain rod 5, the strain rod 5 itself may be a quadrangular structure, and the positioning sleeve 6 is provided with a limiting hole which is in insertion fit with the strain rod 5. When the device is installed, the positioning sleeve 6 can be penetrated from the end part of the strain rod 5, and the strain rod 5 is installed and positioned through the sliding fit of the positioning sleeve 6 and the strain rod 5.

Shoulders can be arranged at the two ends of the strain rod 5, and the two positioning sleeves 6 are all slid onto the shoulders, so that the mounting precision is ensured.

Referring to fig. 2 and 3, as a specific embodiment of the wall hidden type strain warning device provided by the present invention, a positioning plate 4 is screwed at the bottom of a positioning sleeve 6. If the positioning plate 4 and the positioning sleeve 6 are of an integrated structure, although the installation steps are reduced, the manufacturing and processing costs are obviously increased. Therefore, the positioning sleeve 6 and the positioning plate 4 adopt a split structure, enough connection strength is ensured between the positioning sleeve 6 and the positioning plate 4, the thickness of the bottom of the positioning sleeve 6 can be increased, or the fixing block is arranged at the bottom of the positioning sleeve 6, and a threaded rod used for being in threaded connection with the fixing block is arranged at one end, far away from the slot, of the positioning plate 4.

Referring to fig. 2 and 3, a connection block 8 is disposed between the strain rod 5 and the pressure cover 2, and the connection block 8 is disposed above the sensor. Under normal conditions, the pressure cover 2 can receive downward acting force, the acting force that the pressure cover 2 received needs to be conducted to the strain rod 5 so that the strain rod 5 produces plastic deformation, in order to make the strain rod 5 produce deformation in the maximum degree, the top surface at the middle part of the strain rod 5 is provided with a connecting block 8, and the sensor is located below the connecting block 8, the acting force that the pressure cover 2 received through setting up the connecting block 8 all can be transmitted to the strain rod 5 through the connecting block 8, and the strain that sensor department produced this moment is the biggest.

As a specific embodiment of the wall hidden type strain warning device provided by the present invention, please refer to fig. 3, wherein the bottom end of the connecting block 8 is fixed on the strain rod 5, and the top end of the connecting block 8 is connected with the pressure cover 2. The connecting block 8 may be welded directly to the top of the strain rod 5, and the top of the connecting block 8 is used for connection with the pressure shell 2. In order to ensure the accuracy of the positioning of the connecting block 8 and improve the detection sensitivity within an allowable range, a limiting groove can be directly formed in the top of the strain rod 5, the bottom of the connecting block 8 is in plug-in fit with the limiting groove, and then the connecting block 8 is fixed on the strain rod 5 by welding.

Referring to fig. 2, a pressure cover 2 is connected to a bolt, and the bolt penetrates through the pressure cover 2 and is in threaded connection with a connecting block 8. The bolt runs through pressure housing 2 in proper order and with connecting block 8 threaded connection, through rotating the bolt, can realize the location between pressure housing 2 and the connecting block 8.

As a specific embodiment of the wall hidden type strain warning device provided by the present invention, please refer to fig. 2, a slot slidably engaged with the connecting block 8 is formed on an inner side surface of the pressure cover 2. In order to improve pleasing to the eye degree and be convenient for the assembly simultaneously, can set up the draw-in groove at the medial surface of pressure housing 2 at first, place pressure housing 2 in one side of connecting block 8 during actual installation, then can realize the installation in making the top of connecting block 8 slide in the draw-in groove, in order to prevent the slippage, can be at the draw-in groove spreading water.

As a specific embodiment of the wall hidden type strain warning device provided by the present invention, please refer to fig. 2, a U-shaped block 7 is fixed on an inner side surface of the pressure cover 2, and a clamping groove is formed along a length direction of a top of the U-shaped block 7. The thickness of pressure housing 2 itself is less, can't set up the groove again, can set up U-shaped piece 7 and the top cross section of U-shaped piece 7 is less than the cross section of bottom at the medial surface of pressure housing 2 for this reason to can form the draw-in groove between U-shaped piece 7 and pressure housing 2, can realize the installation in sliding into the draw-in groove with connecting block 8.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Hidden early warning device of meeting an emergency of wall body, its characterized in that includes:

2. The hidden wall-type strain warning device as claimed in claim 1, wherein the slot is coated with an industrial glue for adhering to the top of the wall.

3. The hidden wall strain early warning device as claimed in claim 1, wherein the positioning sleeve is provided with a positioning pin, and the positioning pin penetrates through the positioning sleeve and is in threaded connection with the strain rod.

4. The hidden wall type strain early warning device as claimed in claim 1, wherein the strain rod is prism-shaped, and the positioning sleeve is slidably fitted with the strain rod.

5. The hidden wall strain warning device as claimed in claim 1, wherein the positioning plate is screwed to the bottom of the positioning sleeve.

6. The hidden wall strain early warning device as claimed in claim 1, wherein a connecting block is disposed between the strain rod and the pressure cover, and the connecting block is disposed above the sensor.

7. The hidden wall strain early warning device as claimed in claim 6, wherein the bottom end of the connecting block is fixed on the strain rod, and the top end of the connecting block is connected with the pressure cover.

8. The hidden wall strain early warning device as claimed in claim 6, wherein a bolt is connected to the pressure cover, and the bolt penetrates through the pressure cover and is in threaded connection with the connecting block.

9. The hidden wall strain early warning device as claimed in claim 6, wherein a slot slidably engaged with the connecting block is formed on an inner side surface of the pressure cover.

10. The hidden wall strain warning device as claimed in claim 9, wherein a U-shaped block is fixed on an inner side surface of the pressure cover, and the slot is opened along a length direction of a top of the U-shaped block.