CN-224233570-U - Tunnel personnel positioning device

Abstract

The utility model discloses a tunnel personnel positioning device, which relates to the technical field of tunnel safety and comprises a positioning device body and a binding belt for fixing the positioning device body on an arm of a worker, wherein a containing cavity is formed in the back side of the positioning device body, a movable rear cover is slidably arranged in the containing cavity and is elastically connected with the inner wall of the containing cavity through an elastic piece, a fixing plate is also fixed in the containing cavity, and a piezoelectric plate is fixed on one side of the fixing plate, which is close to the movable rear cover.

Inventors

• Lin Jinxun
• JIN XING
• MOU HONGLIN
• WU YANFEI
• HUANG MINGWEI
• CHEN SIQIANG
• WEI HUI
• CAI MINGMIN
• ZHENG FU

Assignees

• 福建数博讯信息科技有限公司
• 中铁十七局集团第六工程有限公司
• 南平武沙高速公路有限责任公司
• 南平高速咨询监理有限公司

Dates

Publication Date

20260512

Application Date

20250407

Claims (6)

1. 1. Tunnel personnel positioner, including positioner body (1), be used for fixing bandage (2) on staff's arm positioner body (1), its characterized in that: The back side of the positioning device body (1) is provided with a containing cavity (11), a movable rear cover (3) is slidably arranged in the containing cavity (11), and the movable rear cover (3) is elastically connected with the inner wall of the containing cavity (11) through an elastic piece; A fixed plate (4) is further fixed in the accommodating cavity (11), a piezoelectric sheet (5) is fixed on one side, close to the movable rear cover (3), of the fixed plate (4), a piezoelectric block (6) corresponding to the piezoelectric sheet (5) is fixed on the inner side of the movable rear cover (3), and the piezoelectric block (6) enables the piezoelectric sheet (5) to generate electric energy when impacting the piezoelectric sheet (5); The piezoelectric sheet (5) is electrically connected with a storage battery in the positioning device body (1) through an electric power adjusting mechanism.
2. 2. The tunnel personnel positioning device according to claim 1, wherein a plurality of piezoelectric sheets (5) are arranged, and the piezoelectric sheets (5) are uniformly distributed along one side of the fixed plate (4) close to the movable rear cover (3); The piezoelectric blocks (6) are also arranged in a plurality, and the piezoelectric blocks (6) are respectively in one-to-one correspondence with the piezoelectric sheets (5); The piezoelectric sheets (5) are electrically connected with the storage battery in the positioning device body (1) through the electric power adjusting mechanism.
3. 3. The tunnel personnel positioning device according to claim 1, wherein an auxiliary piezoelectric component (8) is further arranged on one side, far away from the movable rear cover (3), of the fixing plate (4), the output end of the auxiliary piezoelectric component (8) is electrically connected with a storage battery in the positioning device body (1) through an electric power adjusting mechanism, and the auxiliary piezoelectric component (8) generates electric energy when the positioning device body (1) moves in other directions different from the movement direction of the movable rear cover (3).
4. 4. The tunnel personnel positioning device according to claim 3, wherein the auxiliary piezoelectric component (8) comprises guide side plates (81), piezoelectric limiting plates (82) and balls (83), the guide side plates (81) are arranged in two and parallel, the guide side plates (81) are fixed to the side walls of the fixing plates (4), the piezoelectric limiting plates (82) are also arranged in two and symmetrically, the two piezoelectric limiting plates (82) are respectively arranged at two ends of the two guide side plates (81) and close two ends of the two guide side plates (81), the balls (83) are arranged in grooves formed by the guide side plates (81) and the piezoelectric limiting plates (82), electric energy is generated when the balls (83) strike the guide side plates (81), a clamping cover (84) is fixed to one side, away from the fixing plates (4), of the guide side plates (81) and the piezoelectric limiting plates (82), and the clamping cover (84) closes the grooves formed by the guide side plates (81) and the piezoelectric limiting plates (82).
5. 5. The tunnel personnel positioning device according to claim 4, wherein the plurality of sets of auxiliary piezoelectric members (8) are provided, and the plurality of sets of auxiliary piezoelectric members (8) are formed in at least three different extending directions, and the moving directions of the plurality of balls (83) in the plurality of sets of auxiliary piezoelectric members (8) are the same as the extending directions of the auxiliary piezoelectric members (8).
6. 6. The tunnel personnel positioning device according to claim 1, wherein the inner walls of the two opposite sides of the accommodating cavity (11) are provided with sliding grooves (12), the side walls of the movable rear cover (3) positioned in the positioning device body (1) are integrally formed with sliding blocks (31), and the sliding blocks (31) are slidably embedded in the sliding grooves (12); The elastic piece comprises a spring (7), and two ends of the spring (7) are respectively fixed with the inner side of the movable rear cover (3) and the inner side of the accommodating cavity (11); Wherein, the fixed plate (4) is provided with a perforation (41) through which the spring (7) movably penetrates.

Description

Tunnel personnel positioning device Technical Field The utility model relates to the technical field of tunnel security, in particular to a tunnel personnel positioning device. Background The construction coefficient degree of difficulty in tunnel is great, exists the potential safety hazard (such as collapse, subsidence etc.) when the construction, leads to the fact the threat to constructor's personal safety easily, consequently constructor can wear positioner to fix a position when dangerous and rescue, also have partial positioner to possess the SOS function. Through retrieving, disclose a binding arm type tunnel personnel positioner in patent document of bulletin number "CN218868385U", including placing the shell, the bottom fixedly connected with of placing the shell is placed the seat, places the inside bottom of shell and installs spacing seat, and the battery has been placed in the inside left side of spacing seat, and the locator has been placed on the inside right side of spacing seat, has bonded the blotter in the recess of placing the seat inside. Based on above search, combining prior art discovery, current tunnel personnel positioner adopts chargeable battery to supply power mostly to the locator continuous operation, but the battery stores the electric quantity limited, if carry out long-time tunnel operation unable charging, perhaps forget to charge, then probably lead to battery electric quantity to run out, makes the device lose the positioning effect, consequently needs tunnel personnel positioner. Disclosure of utility model The present application is directed to a tunnel personnel positioning device, so as to solve the problems set forth in the background art. In order to achieve the aim, the application provides the technical scheme that the tunnel personnel positioning device comprises a positioning device body and a binding belt for fixing the positioning device body on the arm of a worker; The back side of the positioning device body is provided with a containing cavity, a movable rear cover is slidably arranged in the containing cavity, and the movable rear cover is elastically connected with the inner wall of the containing cavity through an elastic piece; A fixed plate is also fixed in the accommodating cavity, a piezoelectric sheet is fixed on one side of the fixed plate, which is close to the movable rear cover, a piezoelectric block corresponding to the piezoelectric sheet is fixed on the inner side of the movable rear cover, and the piezoelectric sheet generates electric energy when the piezoelectric block impacts the piezoelectric sheet; The piezoelectric sheet is electrically connected with the storage battery in the positioning device body through the electric power adjusting mechanism. Preferably, a plurality of piezoelectric sheets are arranged, and the piezoelectric sheets are uniformly distributed along one side of the fixed plate, which is close to the movable rear cover; The piezoelectric blocks are also arranged in a plurality, and the piezoelectric blocks are respectively in one-to-one correspondence with the piezoelectric sheets; the piezoelectric sheets are electrically connected with the storage battery in the positioning device body through the electric power adjusting mechanism. Preferably, an auxiliary piezoelectric component is further mounted on one side, far away from the movable rear cover, of the fixing plate, the output end of the auxiliary piezoelectric component is electrically connected with the storage battery in the positioning device body through the electric power adjusting mechanism, and the auxiliary piezoelectric component generates electric energy when the positioning device body moves in other directions different from the movement direction of the movable rear cover. Preferably, the auxiliary piezoelectric assembly comprises a guide side plate, a piezoelectric limiting plate and balls, wherein the guide side plate is provided with two piezoelectric limiting plates and is distributed in parallel, the guide side plate is fixed with the side wall of the fixed plate, the piezoelectric limiting plates are also provided with two piezoelectric limiting plates which are symmetrically arranged, the two piezoelectric limiting plates are respectively positioned at two ends of the two guide side plates and close two ends of the two guide side plates, the balls are positioned in grooves formed by the guide side plates and the piezoelectric limiting plates, electric energy is generated when the balls strike the guide side plates, one sides, far away from the fixed plate, of the guide side plates and the piezoelectric limiting plates are fixed with a clamping cover, and the clamping cover closes the grooves formed by the guide side plates and the piezoelectric limiting plates. Preferably, the plurality of sets of auxiliary piezoelectric components are arranged, the plurality of sets of auxiliary piezoelectric components form at least three different exte