CN217184940U

CN217184940U - Medical face screen capable of preventing pressure damage

Info

Publication number: CN217184940U
Application number: CN202221164095.7U
Authority: CN
Inventors: 江海军; 江庆
Original assignee: 904th Hospital of the Joint Logistics Support Force of PLA
Current assignee: 904th Hospital of the Joint Logistics Support Force of PLA
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-08-16
Anticipated expiration: 2032-05-16

Abstract

The utility model relates to a medical face screen especially relates to a can prevent pressure nature damage's medical face screen. The utility model provides a wear comparatively convenient comfortable, not fragile, the better medical face screen that can prevent pressure damage of protective effect. The utility model provides a medical face screen capable of preventing pressure damage, which comprises a fixed ring, a shell, an elastic band, a sponge block, a fixed block, a first torsion spring, a fixed rod, a slide block, a connecting rod, a soft face screen, a fixed frame, a rotating wheel and the like; the front side of the fixing ring is provided with a guide groove, the top of the fixing ring is provided with a shell, the front side of the shell is also provided with a guide groove, and the rear side of the fixing ring is movably provided with an elastic band. The utility model discloses the effect that has reached loosens the dead lever through people, under the effect of fixture block, and is fixed to move under the effect of first torsion spring and resets, from this, when not using the face screen, saves space more, and further giving people has brought the facility.

Description

Medical face screen capable of preventing pressure damage

Technical Field

The utility model relates to a medical face screen especially relates to a can prevent pressure nature damage's medical face screen.

Background

The face screen is a protective tool, when people work in the fields of welding, chemical industry, medical treatment and the like, the face shield can protect the face of a user from being injured by splashed substances, and can be divided into a helmet type face shield and a head-mounted type face shield according to the purposes and functions, such as an electric welding face shield, a chemical protection face shield, a medical face shield and the like, wherein the medical face screen is used in a high proportion, at present, the medical face screen is mainly a disposable protective face screen due to the particularity of the field, the disposable protective face screen mainly comprises a protective cover, an elastic band, a foam strip and the like, the protective face screen can extrude the facial nerves of a user when being worn for a long time, thereby causing discomfort to the user, resulting in a lower working efficiency, and the protective panel is easily damaged, therefore, the protection effect is poor, and if the protection is not in place, the damage to the user can be caused.

Therefore, it is necessary to design a medical face screen which is convenient and comfortable to wear, not easy to damage, and good in protection effect and can prevent pressure damage, aiming at the defects in the prior art.

SUMMERY OF THE UTILITY MODEL

(1) Technical problem to be solved

The utility model discloses an overcome the long discomfort that can arouse the user of live time, damage easily, the relatively poor shortcoming of protecting effect, the to-be-solved technical problem of the utility model is to provide one kind and wear comparatively convenient comfortable, not fragile, the better medical face screen that can prevent pressure damage of protecting effect.

(2) Technical scheme

In order to solve the technical problem, the utility model provides a medical face screen capable of preventing pressure damage, which comprises a fixing ring, a shell, an elastic cord, a sponge block, a fixing block, a first torsion spring, a fixing rod, a sliding block, a connecting rod, a soft face screen, a fixing frame, a rotating wheel, a second torsion spring, a ratchet wheel, a ratchet and a first spring, wherein a guide groove is arranged at the front side of the fixing ring, the top of the fixing ring is provided with the shell, the front side of the shell is also provided with the guide groove, the rear side of the fixing ring is movably provided with the elastic cord, the front side of the inner wall of the fixing ring is provided with the sponge block, the fixing block is arranged in the middle of the outer wall at the top of the shell, the outer wall of the fixing block is sleeved with the first torsion spring, two sliding blocks are arranged between the front side of the fixing ring and the front side of the shell in a sliding manner, the sliding blocks are positioned in the guide groove, a groove is arranged on the sliding block at the right side, the bottom of the two sliding blocks is provided with the fixing rod, the spout has all been opened to one side that two dead levers are close to each other, the top of two sliders all is equipped with the connecting rod, two connecting rods are connected with first torsion spring's both sides respectively, be connected with soft face screen between two dead levers, both ends are located the spout respectively about soft face screen, the outer wall of shell right side lower part is equipped with the mount, be equipped with the runner on the right side rotary type of mount, the outer wall at runner middle part is connected with the elastic cord, be connected with second torsion spring between the bottom of runner and mount, the top of runner is equipped with the ratchet, the upper portion of mount is equipped with the ratchet slidingly, be connected with first spring between ratchet and the mount, ratchet and ratchet intermeshing.

Preferably, still including fixture block and second spring, the one side that two sliders are close to each other all is equipped with the fixture block, and left fixture block and left slider sliding fit are connected with the second spring between left fixture block and the left slider cunning, and the second spring is located the recess.

Preferably, the soft face screen is made of a softer material.

Preferably, the housing is semicircular in shape.

Preferably, the left end and the right end of the soft-surface screen are matched with the shape of the sliding groove.

Preferably, the runner is engraved with anti-slip lines.

(3) Advantageous effects

The utility model has the advantages that 1, the soft screen can be pulled to the left and the right sides and tightened in the resetting process through the fixed rod; the runner drives the elastic cord motion, fixes whole face screen on people's head, from this, can avoid the face screen to receive pressure loss for it is more convenient and comfortable when people wear.

2. The fixing rod is loosened through people, and under the action of the clamping block, the fixing device cannot move and reset under the action of the first torsion spring, so that the space is saved more when the panel is not used, and further convenience is brought to people.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of the partially enlarged three-dimensional structure at a position a of the present invention.

Fig. 3 is a schematic view of a first partial body structure according to the present invention.

Fig. 4 is a schematic diagram of a second partial body structure according to the present invention.

Fig. 5 is a schematic view of the partial sectional three-dimensional structure of the present invention.

Fig. 6 is a schematic perspective view of a third part of the present invention.

The labels in the figures are: 1-a fixed ring, 2-a shell, 3-an elastic band, 4-a sponge block, 5-a fixed block, 6-a first torsion spring, 7-a fixed rod, 71-a sliding chute, 8-a sliding block, 81-a connecting rod, 9-a soft panel, 10-a fixed frame, 11-a rotating wheel, 12-a second torsion spring, 13-a ratchet wheel, 14-a ratchet, 15-a first spring, 16-a fixture block, and 17-a second spring.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Example 1

A medical face screen capable of preventing pressure damage is disclosed, as shown in figures 1-6, and comprises a fixing ring 1, a shell 2, an elastic band 3, a sponge block 4, a fixing block 5, a first torsion spring 6, a fixing rod 7, a sliding block 8, a connecting rod 81, a soft face screen 9, a fixing frame 10, a rotating wheel 11, a second torsion spring 12, a ratchet 13, a ratchet 14 and a first spring 15, wherein a guide groove is arranged at the front side of the fixing ring 1, the top of the fixing ring 1 is connected with the shell 2 through a screw connection mode, the shell 2 is semicircular and convenient to wear by a user, the guide groove is also arranged at the front side of the shell 2, the elastic band 3 is arranged at the rear side of the fixing ring 1 in a sliding mode, the front side of the inner wall of the fixing ring 1 is connected with the sponge block 4 through a glue connection mode, the middle of the outer wall at the top of the shell 2 is connected with the fixing block 5 through a welding mode, the first torsion spring 6 is sleeved on the outer wall of the fixing block 5, the first torsion spring 6 is used for driving the fixed rod 7 to move, two sliding blocks 8 are arranged between the front side of the fixed ring 1 and the front side of the shell 2 in a sliding manner, the sliding blocks 8 are positioned in the guide grooves, the sliding blocks 8 on the right side are provided with grooves, the bottoms of the two sliding blocks 8 are connected with the fixed rod 7 in a riveting manner, one sides of the two fixed rods 7, which are close to each other, are provided with sliding grooves 71, the sliding grooves 71 are used for mounting the soft screen 9, the tops of the two sliding blocks 8 are connected with connecting rods 81 in a welding manner, the two connecting rods 81 are respectively connected with the two sides of the first torsion spring 6, the two fixed rods 7 are connected with the soft screen 9 in a riveting manner, the soft screen 9 is made of a soft material, is high in flexibility and difficult to damage, the left end and the right end of the soft screen 9 are respectively positioned in the sliding grooves 71, and the left end and the right end of the soft screen 9 are matched with the shape of the sliding grooves 71, convenient to install, and be difficult for droing, the outer wall of 2 right sides lower parts of shell is connected with mount 10 through the mode of screw connection, mount 10 is used for fixed runner 11, be equipped with runner 11 in the right side rotary type of mount 10, be carved with anti-skidding line on runner 11, people are difficult for skidding when rotating, the outer wall at runner 11 middle part is connected with elastic cord 3, be connected with second torque spring 12 between the bottom of runner 11 and mount 10, the top of runner 11 is connected with ratchet 13 through the mode of key-type connection, ratchet 13 is used for adjusting elastic cord 3, the upper portion of mount 10 is equipped with ratchet 14 with slidingtype, be connected with first spring 15 between ratchet 14 and the mount 10,

ratchet

13 and 14 intermeshing of ratchet.

Firstly, a person manually shifts two fixed rods 7 to the middle to draw close, the fixed rods 7 drive a sliding block 8 to move, the sliding block 8 drives a connecting rod 81 to move, a first torsion spring 6 is deformed, then a soft panel 9 is inserted upwards along a sliding groove 71 to be installed, after the installation is finished, the person loosens the fixed rods 7, the first torsion spring 6 resets, under the action of the first torsion spring 6, the connecting rod 81 moves to reset, the connecting rod 81 drives the sliding block 8 to move to reset, the sliding block 8 drives the fixed rods 7 to move to reset, the fixed rods 7 can pull the soft panel 9 to the left and the right in the resetting process and tighten the soft panel 9, then the person takes up and wears a fixed ring 1 on the head, when the fixed ring is adjusted to a proper position, the person rotates a rotating wheel 11, the rotating wheel 11 drives an elastic band 3 to move, the elastic band 3 can gradually contract and fix the whole panel on the head of the person, during the process of rotating the rotating wheel 11, the second torsion spring 12 deforms, the rotating wheel 11 drives the ratchet wheel 13 to rotate, as the ratchet wheel 13 and the ratchet 14 are meshed with each other, the ratchet wheel 13 is in contact with the ratchet 14 in the process of rotating the ratchet wheel 13, the ratchet 14 is extruded to move to the left side, the first spring 15 is compressed, when the ratchet wheel 13 rotates by one tooth, the ratchet 14 is out of contact with the ratchet wheel 13, the first spring 15 resets, the ratchet 14 moves rightwards to reset under the action of the first spring 15, people then rotate the hand wheel, the ratchet wheel 13 continues to rotate, after people rotate the hand wheel to adjust the elastic band 3 to a proper tightening state, the rotating wheel 11 is loosened, under the action of the ratchet 14, the ratchet wheel 14 can clamp the ratchet wheel 13, the ratchet wheel 13 cannot rotate to reset, the ratchet wheel 13 clamps the rotating wheel 11 and the second torsion spring 12, the rotating wheel 11 and the second torsion spring 12 reset, after people use the face screen, manually stir ratchet 14 to the right side, first spring 15 compresses, at this moment, ratchet 14 will no longer block ratchet 13, second torque spring 12 resets, under second torque spring 12's effect, runner 11 rotates and resets, runner 11 drives the motion of elastic cord 3, elastic cord 3 becomes lax by the state of tightening, people take off whole face screen can, afterwards, the staff manually stirs two dead levers 7 and draws close to the centre, soft face screen 9 becomes lax by the state of tightening, people will soft face screen 9 take out downwards from can, therefore, can avoid receiving the pressure nature damage, make people convenient and comfortable when wearing.

Example 2

On the basis of embodiment 1, as shown in fig. 5, the sliding type sliding door further comprises a fixture block 16 and a second spring 17, the fixture block 16 is arranged on one side, close to each other, of each of the two sliding blocks 8, the fixture block 16 on the left side is in sliding fit with the sliding block 8 on the left side, the second spring 17 is connected between the fixture block 16 on the left side and the sliding block 8 on the left side in a welding mode, the second spring 17 is used for driving the fixture block 16 to return, and the second spring 17 is located in the groove.

In an initial state, the two fixing frames 10 are in a relatively close state, the two clamping blocks 16 are in a mutually clamped state, the first torsion spring 6 is in a compressed state, people insert the soft screen 9 upwards along the sliding groove 71 for installation, after the installation is finished, people receive the situation that the left clamping block 16 is pushed downwards, the second spring 17 is compressed, the two clamping blocks 16 are separated from contact, the first torsion spring 6 resets, under the action of the first torsion spring 6, the two fixing rods 7 respectively move towards the left side and the right side for resetting, the fixing rods 7 pull the soft screen 9 to a tight state, meanwhile, the second spring 17 resets, under the action of the second spring 17, the left clamping block 16 moves upwards for resetting, after people use the soft screen, the two fixing rods 7 are manually pushed to close towards the middle, the fixing rods 7 drive the sliding blocks 8 to close towards the middle, the sliding blocks 8 drive the clamping blocks 16 to close towards the middle, when two fixture blocks 16 move to a certain distance, two fixture blocks 16 contact each other, fixture block 16 on right side extrudes left fixture block 16 and moves down, second spring 17 compresses, two fixture blocks 16 continue to move, until breaking away from the contact, second spring 17 resets, under second spring 17's effect, left fixture block 16 moves up and resets, two fixture blocks 16 will support each other this moment, subsequently, people loosen dead lever 7, under fixture block 16's effect, it will not move under first torsion spring 6 and reset to fix, people will soft face screen 9 take out from can, therefore, when not using the face screen, save space more, further give people and brought the facility.

The above-mentioned embodiments only express the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be understood as the limitation of the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A medical face screen capable of preventing pressure damage is characterized by comprising a fixing ring (1), a shell (2), an elastic band (3), a sponge block (4), a fixing block (5), a first torsion spring (6), a fixing rod (7), a sliding block (8), a connecting rod (81), a soft face screen (9), a fixing frame (10), a rotating wheel (11), a second torsion spring (12), a ratchet wheel (13), a ratchet (14) and a first spring (15), wherein a guide groove is formed in the front side of the fixing ring (1), the shell (2) is arranged at the top of the fixing ring (1), the guide groove is also formed in the front side of the shell (2), the elastic band (3) is movably arranged at the back side of the fixing ring (1), the sponge block (4) is arranged at the front side of the inner wall of the top of the shell (2), the fixing block (5) is arranged in the middle of the outer wall of the top of the shell (2), the first torsion spring (6) is sleeved on the outer wall of the fixing block (5), two sliding blocks (8) are arranged between the front side of the fixed ring (1) and the front side of the shell (2) in a sliding manner, the sliding blocks (8) are positioned in the guide grooves, the sliding blocks (8) on the right side are provided with grooves, the bottoms of the two sliding blocks (8) are respectively provided with a fixed rod (7), one sides of the two fixed rods (7) close to each other are respectively provided with a sliding groove (71), the tops of the two sliding blocks (8) are respectively provided with a connecting rod (81), the two connecting rods (81) are respectively connected with the two sides of the first torsion spring (6), a soft screen (9) is connected between the two fixed rods (7), the left end and the right end of the soft screen (9) are respectively positioned in the sliding grooves (71), the outer wall of the lower part of the right side of the shell (2) is provided with a fixed frame (10), the right side of the fixed frame (10) is rotatably provided with a rotating wheel (11), the outer wall of the middle part of the rotating wheel (11) is connected with an elastic band (3), a second torsion spring (12) is connected between the rotating wheel (11) and the bottom of the fixing frame (10), a ratchet wheel (13) is arranged at the top of the rotating wheel (11), a ratchet (14) is arranged on the upper portion of the fixing frame (10) in a sliding mode, a first spring (15) is connected between the ratchet (14) and the fixing frame (10), and the ratchet wheel (13) and the ratchet (14) are meshed with each other.

2. The medical face screen capable of preventing pressure injury according to claim 1, further comprising a clamping block (16) and a second spring (17), wherein the clamping block (16) is arranged on one side of each of the two sliding blocks (8) close to each other, the clamping block (16) on the left side is in sliding fit with the sliding block (8) on the left side, the second spring (17) is connected between the clamping block (16) on the left side and the sliding block (8) on the left side, and the second spring (17) is located in the groove.

3. A medical face screen against pressure damages according to claim 2, characterized in that the soft face screen (9) is made of a softer material.

4. A medical face screen against pressure injuries as claimed in claim 3, characterised in that the shape of the housing (2) is semicircular.

5. The medical face screen capable of preventing pressure injury as claimed in claim 4, wherein the left and right ends of the soft face screen (9) are matched with the shape of the sliding groove (71).

6. The medical face screen capable of preventing pressure injury as claimed in claim 5, wherein the runner (11) is engraved with anti-slip lines.