CN215958469U

CN215958469U - Protection face screen with adjustable camber

Info

Publication number: CN215958469U
Application number: CN202122390795.XU
Authority: CN
Inventors: 李想
Original assignee: Fourth Affiliated Hospital of Anhui Medical University
Current assignee: Fourth Affiliated Hospital of Anhui Medical University
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-03-08
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a protective face screen with adjustable bending degree, which relates to the technical field of protective face screens and comprises a support frame and a clamping rod fixedly connected to the end part of the support frame, wherein the side wall of the support frame is provided with a sliding groove; the inner side wall of the sliding groove is connected with a sliding block in a sliding mode, and the end portion of the sliding block is fixedly connected with a supporting plate; according to the utility model, through the matched use of the threaded rod, the connecting plate, the limiting rod, the limiting groove, the clamping plate and the clamping groove, when the device is not used, the limiting rod is pulled out of the limiting groove by rotating the threaded rod, so that the clamping plate is pulled out of the clamping groove, the panel is in a planar state, then the panel can be rotated to enable the connecting strip to rotate along the bottom of the supporting frame, the panel is rotated to be in the same horizontal plane with the supporting frame, and the device can be carried, so that the occupied area during carrying is reduced, the situation that the panel is damaged due to external extrusion during carrying is prevented, the service life of the panel is prolonged, and resources are saved.

Description

Protection face screen with adjustable camber

Technical Field

The utility model relates to the technical field of protective face screens, in particular to a protective face screen with adjustable curvature.

Background

The protective screen is a face protective tool, can protect the face of a user from being damaged by splashed substances, and is divided into a helmet-type screen and a head-mounted screen, and can also be divided into an electric welding screen, an antichemical screen, an impact-proof screen and the like according to the purpose and function of the protective screen. The electric welding face screen is also called as a welding face screen and is mainly used for protecting the face of an operator from being damaged by splashing granular substances in electric welding operation; the chemical-resistant face screen is made of polycarbonate material, resists 45m/s particle impact and can prevent the injury of the eyes and the face caused by the splashing of molten metal chemicals. The chemical-resistant panel adopts aluminum edgings, is convenient to shape and is durable in use; the sweat-proof belt and the shock absorption foam are arranged, so that the wearing is comfortable; the impact-proof face screen is connected with the safety helmet through the spring hoop, the face screen is replaceable, and double protection effects of the head and the face are achieved. The impact resistant face screen provides protection against moderate impact from high velocity particles, but does not provide effective protection against fine dust particles, liquid splashes (including molten metal), high temperature solids, electrical hazards, toxic gases, infrared and ultraviolet light, and the like.

Present protection face screen is when using, its crooked degree is all fixed, can only accomplish the protection to personnel's face, can't provide bigger protection scope, and present protection face screen is when not using, unable level is placed, this will occupy a large amount of spaces, and when carrying, because the crooked of face screen and external environment's extrusion, can lead to the face screen to appear the damaged condition very probably, influence personnel's use, bring unnecessary economic loss, we propose a protection face screen with adjustable camber for this reason and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that in the prior art, the bending degree of a protective face screen is fixed, only the face of a person can be protected, a larger protection range cannot be provided, the existing protective face screen cannot be horizontally placed when not used, a large amount of space is occupied, and in the process of carrying, due to the bending of the face screen and the extrusion of the external environment, the face screen is likely to be damaged, the use of the person is influenced, and unnecessary economic loss is caused.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a protective face screen with adjustable bending degree comprises a support frame and a clamping rod fixedly connected to the end part of the support frame, wherein a sliding groove is formed in the side wall of the support frame;

the inside wall sliding connection of spout has the slider, the tip fixedly connected with backup pad of slider, the top of backup pad is connected with the threaded rod through the bearing, the lateral wall of threaded rod has the connecting plate through threaded connection, the spacing subassembly of bottom fixedly connected with of connecting plate, the bottom fixedly connected with joint board of connecting plate tip, the lateral wall joint of joint board has the joint groove, the lateral wall of joint board with the inside wall sliding connection in joint groove, the bottom of connecting plate with the top of backup pad is laminated mutually.

Preferably, the limiting assembly comprises a limiting rod fixedly connected with the bottom of the connecting plate, and the end part of the limiting rod is attached to a limiting groove.

Preferably, the bottom of support frame is connected with the connecting strip through the bearing, the bottom fixedly connected with face screen of connecting strip, the lateral wall of connecting strip with the lateral wall of support frame is laminated mutually.

Preferably, the lateral wall of backup pad with the lateral wall of support frame is laminated mutually, the slider sets up to the convex, the spout sets up to the spill, the slider with spout looks adaptation, the spout is followed the axis of support frame is the symmetry and sets up, the slider is followed the axis of support frame is the symmetry and sets up, the backup pad is followed the axis of support frame is the symmetry and sets up, the threaded rod is followed the axis of support frame is the symmetry and sets up, the connecting plate is followed the axis of support frame is the symmetry and sets up, the joint board is followed the axis of support frame is the symmetry and sets up.

Preferably, the limiting groove is formed in the top of the supporting frame, and the limiting groove is symmetrically arranged along the central axis of the supporting frame.

Preferably, the joint groove is seted up the top of connecting strip, the joint groove is followed the axis of connecting strip is the symmetry setting.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the degree of bending of the face screen needs to be adjusted, firstly, the threaded rod is rotated to ensure that the bottom of the limiting rod cannot be attached to the bottom of the inner side wall of the limiting groove, then, the supporting plate and the connecting plate are driven to slide by pushing the threaded rod, so that the clamping plate slides in the clamping groove, the sliding block slides in the sliding groove, when the sliding block slides to a required position, the connecting plate moves downwards through the rotation of the threaded rod, so that the bottom of the limiting rod is attached to the bottom of the inner side wall of the limiting groove, the adjustment of the degree of bending of the face screen is completed, the adjustment of the protection range of the face screen is realized, when the sliding block slides to a position close to the clamping rod, the protection area is minimum, when the sliding block slides to the farthest end away from the clamping rod, the protection area is maximum, and a person can conveniently adjust the protection area of the face screen according to an operation environment, the health and safety of personnel can be protected in a wider range, and the application range of the device is expanded.

2. According to the utility model, through the matched use of the threaded rod, the connecting plate, the limiting rod, the limiting groove, the clamping plate and the clamping groove, when the device is not used, the limiting rod is pulled out of the limiting groove by rotating the threaded rod, so that the clamping plate is pulled out of the clamping groove, the panel is in a planar state, then the panel can be rotated to enable the connecting strip to rotate along the bottom of the supporting frame, the panel is rotated to be in the same horizontal plane with the supporting frame, and the device can be carried, so that the occupied area during carrying is reduced, the situation that the panel is damaged due to external extrusion during carrying is prevented, the service life of the panel is prolonged, and resources are saved.

Drawings

FIG. 1 is a schematic front perspective view of a curvature-adjustable protective panel according to the present invention;

FIG. 2 is a schematic side sectional view of a curvature adjustable protective face screen according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a portion a in fig. 2 of a curvature-adjustable protective panel according to the present invention.

In the figure: 1. a support frame; 2. a clamping bar; 3. a connecting strip; 4. a face screen; 5. a chute; 6. a slider; 7. a support plate; 8. a threaded rod; 9. a connecting plate; 10. a limiting rod; 11. a limiting groove; 12. a clamping and connecting plate; 13. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a curvature-adjustable protective panel comprises a support frame 1 and a clamping rod 2 fixedly connected to the end of the support frame 1, wherein a sliding groove 5 is formed in the side wall of the support frame 1;

the inner side wall of the sliding groove 5 is connected with a sliding block 6 in a sliding mode, the end portion of the sliding block 6 is fixedly connected with a supporting plate 7, the top of the supporting plate 7 is connected with a threaded rod 8 through a bearing, the outer side wall of the threaded rod 8 is connected with a connecting plate 9 through threads, the bottom of the connecting plate 9 is fixedly connected with a limiting assembly, the bottom of the end portion of the connecting plate 9 is fixedly connected with a clamping plate 12, the side wall of the clamping plate 12 is clamped with a clamping groove 13, the outer side wall of the clamping plate 12 is connected with the inner side wall of the clamping groove 13 in a sliding mode, and the bottom of the connecting plate 9 is attached to the top of the supporting plate 7;

through the setting of above-mentioned structure, realized the regulation of 4 protection ranges of face screen, when slider 6 slides to being close to 2 departments of clamping bar, protection area is minimum, when slider 6 slides to the farthest end apart from clamping bar 2, protection area is the biggest, and the personnel of being convenient for adjust the protection area of face screen 4 according to the operational environment, and protection personnel's health and safety that can be on a wider scale has enlarged the device's application range.

The limiting assembly comprises a limiting rod 10 fixedly connected with the bottom of the connecting plate 9, and the end part of the limiting rod 10 is attached to a limiting groove 11;

through the setting of above-mentioned structure, prevent when adjusting the crooked degree of face screen 4, because face screen 4's elasticity leads to face screen 4 to be in horizontal position, guaranteed stability.

The bottom of the support frame 1 is connected with a connecting strip 3 through a bearing, the bottom of the connecting strip 3 is fixedly connected with a face screen 4, and the side wall of the connecting strip 3 is attached to the side wall of the support frame 1;

through the setting of above-mentioned structure, can rotate face screen 4 and be in same horizontal plane with support frame 1, alright carry, reduced the area when carrying, prevent when carrying, because the outside extrusion leads to face screen 4 the damaged condition to appear, prolonged face screen 4's life, practiced thrift the resource.

Wherein, the lateral wall of backup pad 7 is laminated with the lateral wall of support frame 1 mutually, slider 6 sets up to the convex, spout 5 sets up to the spill,

slider

6 and 5 looks adaptations of spout, spout 5 is the symmetry setting along the axis of support frame 1, slider 6 is the symmetry setting along the axis of support frame 1, backup pad 7 is the symmetry setting along the axis of support frame 1, threaded rod 8 is the symmetry setting along the axis of support frame 1, connecting plate 9 is the symmetry setting along the axis of support frame 1, joint board 12 is the symmetry setting along the axis of support frame 1.

Wherein, the spacing groove 11 is seted up at the top of support frame 1, and spacing groove 11 is the symmetry along the axis of support frame 1 and sets up.

Wherein, joint groove 13 is seted up at the top of connecting strip 3, and joint groove 13 is the symmetry along the axis of connecting strip 3 and sets up.

When the adjustable face screen bending device is used, firstly, the threaded rod 8 is rotated to enable the bottom of the limiting rod 10 not to be attached to the bottom of the inner side wall of the limiting groove 11, then the face screen 4 is in a state of being perpendicular to the supporting frame 1, finally, the sliding block 6 slides to the farthest end away from the clamping rod 2, at this time, the threaded rod 8 can be rotated to enable the clamping plate 12 to enter the clamping groove 13, when the bending degree of the face screen 4 needs to be adjusted, the threaded rod 8 is pushed to drive the supporting plate 7 and the connecting plate 9 to slide, the clamping plate 12 slides in the clamping groove 13, the sliding block 6 slides in the sliding groove 5, when the required position is reached, the connecting plate 9 moves downwards through the rotation of the threaded rod 8, the bottom of the limiting rod 10 is attached to the bottom of the inner side wall of the limiting groove 11, and the adjustment of the bending degree of the face screen 4 is completed;

when not using the device, make gag lever post 10 take out from spacing groove 11 through rotating threaded rod 8, and then make joint board 12 take out from joint inslot 13 for face screen 4 is in planar state, then just rotatable face screen 4 makes connecting strip 3 rotate along the bottom of support frame 1, with face screen 4 rotate to be in same horizontal plane with support frame 1, alright carry, easy and simple to handle is swift, facilitates the use, is worth promoting.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A protective face screen with adjustable bending degree comprises a support frame (1) and a clamping rod (2) fixedly connected to the end part of the support frame (1), and is characterized in that a sliding groove (5) is formed in the side wall of the support frame (1);

the inside wall sliding connection of spout (5) has slider (6), tip fixedly connected with backup pad (7) of slider (6), the top of backup pad (7) is connected with threaded rod (8) through the bearing, the lateral wall of threaded rod (8) has connecting plate (9) through threaded connection, the spacing subassembly of bottom fixedly connected with of connecting plate (9), the bottom fixedly connected with joint board (12) of connecting plate (9) tip, the lateral wall joint of joint board (12) has joint groove (13), the lateral wall of joint board (12) with the inside wall sliding connection of joint groove (13), the bottom of connecting plate (9) with the top of backup pad (7) is laminated mutually.

2. The adjustable-camber protective face screen according to claim 1, wherein the limiting assembly comprises a limiting rod (10) fixedly connected with the bottom of the connecting plate (9), and a limiting groove (11) is attached to the end of the limiting rod (10).

3. The protection face screen with adjustable camber according to claim 1, characterized in that the bottom of support frame (1) is connected with connecting strip (3) through the bearing, the bottom fixedly connected with face screen (4) of connecting strip (3), the lateral wall of connecting strip (3) with the lateral wall of support frame (1) is laminated mutually.

4. A curvature adjustable protective face screen according to claim 1, the side wall of the supporting plate (7) is attached to the side wall of the supporting frame (1), the sliding block (6) is arranged to be convex, the sliding groove (5) is arranged to be concave, the sliding block (6) is matched with the sliding groove (5), the sliding grooves (5) are symmetrically arranged along the central axis of the supporting frame (1), the sliding blocks (6) are symmetrically arranged along the central axis of the supporting frame (1), the supporting plates (7) are symmetrically arranged along the central axis of the supporting frame (1), the threaded rods (8) are symmetrically arranged along the central axis of the support frame (1), the connecting plates (9) are symmetrically arranged along the central axis of the supporting frame (1), the clamping and connecting plates (12) are symmetrically arranged along the central axis of the support frame (1).

5. The curvature-adjustable protective panel according to claim 2, wherein the limiting grooves (11) are formed in the top of the supporting frame (1), and the limiting grooves (11) are symmetrically arranged along the central axis of the supporting frame (1).

6. The protection panel with adjustable camber as claimed in claim 3, characterized in that the clamping grooves (13) are provided at the top of the connecting strip (3), the clamping grooves (13) are symmetrically provided along the central axis of the connecting strip (3).