Tilting prevention device for oxygen filling

Abstract

The utility model belongs to the technical field of oxygen filling assistive devices, and particularly relates to an oxygen filling tilting prevention device which comprises a bottom plate, and at least three containing grooves are formed in the top of the bottom plate at equal intervals. Vertical fixing frames are fixedly arranged at the positions, located on the two sides of the rear portion of each containing groove, of the top of the bottom plate, openings are formed in the rear side walls of every two adjacent fixing frames in a staggered mode, and vertical rotating shafts are rotationally arranged on the upper walls and the lower walls of the openings in a penetrating mode through first bearing sleeves. Arc-shaped side clamping plates are fixedly arranged at the positions, located at the openings, of rod bodies of the rotating shafts, and gears meshed with each other are fixedly arranged at the upper ends of the two adjacent rotating shafts. Through the synergistic effect of the auxiliary clamping plates and the side clamping plates, even if the outer diameters of the oxygen bottles have a certain difference, the outer sides of a plurality of oxygen bottles can be fixed at the same time as long as the difference value is within a certain range, so that the working efficiency and the practicability of the device are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to oxygen filling auxiliary technical field, concretely is oxygen filling anti -tilt device. BACKGROUND

[0002] Oxygen cylinder is the high pressure container for storing and transporting oxygen, is widely used in hospital, first-aid station, nursing home etc., oxygen cylinder needs to be taken lightly and placed lightly in the process of moving, parking and using, and cannot collide and slide, avoid causing part damage, oxygen cylinder needs to be fixed through oxygen filling anti -tilt device in the process of placing, to prevent the oxygen cylinder from toppling over in the process of oxygen filling.

[0003] The traditional anti -tilt device is inconvenient to fix multiple oxygen cylinders simultaneously, and the outer diameter size of part of oxygen cylinders may have certain difference, leading to more inconvenient fixation, therefore, an oxygen filling anti -tilt device needs to be developed. SUMMARY

[0004] This part is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this part and the abstract of the specification and the utility model name to avoid obscuring the purpose of this part, the abstract of the specification and the utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] To solve the above technical problems, according to one aspect of the utility model, the utility model provides the following technical scheme:

[0006] An oxygen filling anti -tilt device comprises:

[0007] A bottom plate, and at least three placing grooves are arranged at the top of the bottom plate at equal intervals;

[0008] A fixing frame, and a vertical fixing frame is fixedly arranged at the top of the bottom plate on the rear side of each placing groove, the rear side walls of two adjacent fixing frames are staggered and provided with an opening, a vertical rotating shaft is rotatably and penetratingly arranged in the opening through a first bearing sleeve, an arc-shaped side clamping plate is fixedly arranged on the rod body of the rotating shaft at the opening, and the upper ends of two adjacent rotating shafts are fixedly provided with intermeshing gears;

[0009] The installation hole is provided on the upper end of one of the two close rotating shafts, the inner side wall of the installation hole is provided with second springs at equal intervals around the vertical axis of the installation hole, the second springs are arranged along the radial direction of the installation hole, one end of the second spring close to the center of the installation hole is provided with a hemispherical limiting steel ball, the inside of the installation hole is rotatably provided with a vertical linkage rod through a bearing seat, the outer side wall of the linkage rod is provided with limiting grooves of a shape matching the limiting steel ball at equal intervals around the vertical axis of the linkage rod, the limiting steel ball and the limiting groove are one-to-one corresponding and the limiting steel ball is inserted into the inner side of the limiting groove, a worm wheel is fixedly arranged on the linkage rod, a receiving shell is fixedly arranged on the top of the fixed frame, a transverse drive rod is rotatably arranged through the side wall of the receiving shell through a second bearing sleeve, a worm is fixedly arranged on the rod body of the drive rod and engages with the worm wheel, and a hand crank is arranged at one end of the drive rod.

[0010] As a preferred scheme of the oxygen filling anti-falling device, the inner cavity of the bottom plate is provided with an installation cavity behind the placing groove, a pull rod is slidably arranged through the side wall between the placing groove and the installation cavity, and an arc-shaped auxiliary clamping plate is fixedly arranged at one end of the pull rod inside the placing groove.

[0011] As a preferred scheme of the oxygen filling anti-falling device, a fixed plate is fixedly arranged at the middle of the rod body of the pull rod, the fixed plate is movably arranged in the installation cavity, a first spring parallel to the pull rod is fixedly arranged between the rear side wall of the fixed plate and the rear side wall of the inner cavity of the installation cavity, and a pull ring is slidably arranged through the rear side wall of the bottom plate and arranged at the rear end of the pull rod.

[0012] As a preferred scheme of the oxygen filling anti-falling device, an anti-skid pattern is arranged on the bottom of the bottom plate, and a fixing hole is arranged at each top corner of the bottom plate.

[0013] As a preferred scheme of the oxygen filling anti-falling device, the concave surface of the side clamping plate is arranged above the placing groove, and an anti-skid rubber pad is arranged on the inner side of the concave surface.

[0014] As a preferred scheme of the oxygen filling anti-falling device, the rod body of the rotating shaft is rotatably arranged through the bottom wall of the receiving shell, and the inner cavity of the receiving shell accommodates the gear, the worm wheel and the worm.

[0015] The oxygen filling anti-falling device has the advantages that through the cooperative action of the auxiliary clamping plate and the side clamping plate, even if the outer diameter of the oxygen cylinder has a certain difference, as long as the difference value is within a certain range, the outer sides of multiple oxygen cylinders can be fixed at the same time, and the working efficiency and the practicality of the device are greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the present application will be described in detail below with reference to the drawings and specific embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained from these drawings without creative labor. Among them:

[0017] Figure 1 is a structural schematic view of the present application;

[0018] Figure 2 is a structural schematic view of the storage shell and the internal components of the mounting cavity of the present application;

[0019] Figure 3 is a structural schematic view of the present application Figure 2 is a structural schematic view from the top direction;

[0020] Figure 4 is a structural schematic view of the pull rod and other components of the present application;

[0021] Figure 5 is an exploded view of the linkage rod and the mounting port of the present application;

[0022] Figure 6 is a structural schematic view of the second spring and the limiting steel ball of the present application.

[0023] In the drawings: bottom plate 100, placing groove 101, mounting cavity 102, pull rod 103, auxiliary clamping plate 104, fixed plate 105, first spring 106, pull ring 107, fixed hole 108, fixed frame 200, opening 201, shaft 202, side clamping plate 203, gear 204, mounting port 300, linkage rod 301, second spring 302, limiting steel ball 303, limiting groove 304, worm gear 305, storage shell 306, drive rod 307, worm 308, second bearing sleeve 309, hand lever 310. DETAILED DESCRIPTION

[0024] In order to make the above-mentioned purposes, features and advantages of the present application more apparent and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the drawings.

[0025] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, but the present application can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the connotation of the present application, therefore the present application is not limited to the specific embodiments disclosed below.

[0026] Second, the utility model in combination with the schematic diagram is described in detail, in detail the utility model implementation, for the convenience of explanation, the section view of device structure will not be enlarged locally according to general proportion, and the schematic diagram is only example, it should not limit the range of the utility model protection here. In addition, three-dimensional spatial dimensions of length, width and depth should be contained in actual manufacture.

[0027] In order to make the purpose, technical scheme and advantage of the utility model more clear, the embodiments of the utility model will be described in detail below with the accompanying drawings.

[0028] Please refer to Figures 1-6 , it shows the structure schematic diagram of the embodiment of the oxygen filling anti-inversion device of the utility model, please refer to Figures 1-6 , the oxygen filling anti-inversion device is introduced in detail.

[0029] An oxygen filling anti-inversion device, including bottom plate 100, the top of the bottom plate 100 is at least provided with three placing grooves 101 at equal intervals;

[0030] The top of the bottom plate 100 is fixedly provided with vertical fixing frame 200 at the rear side of each placing groove 101, the rear side wall of two adjacent fixing frames 200 is staggered and provided with opening 201, the upper and lower walls of the opening 201 are rotatably provided with vertical rotating shaft 202 through first bearing sleeve, the stem of the rotating shaft 202 is fixedly provided with arc-shaped side clamping plate 203 at the opening 201, the upper end of two adjacent rotating shafts 202 is fixedly provided with intermeshing gear 204;

[0031] The upper end of one of every two close said rotating shaft 202 is opened with a circular mounting port 300, the inner side wall of said mounting port 300 is equidistantly provided with a second spring 302 around the vertical axis of itself as the center, said second spring 302 is provided along the radial direction of the mounting port 300, and the end of said second spring 302 close to the center of the mounting port 300 is protrudingly provided with a hemispherical limit ball 303, the inside of said mounting port 300 is rotatably provided with a vertical linkage rod 301 through a bearing seat, the outer side wall of the rod body of said linkage rod 301 is equidistantly provided with a limit groove 304 around the vertical axis of itself as the center, said limit groove 304 is adapted to the shape of the limit ball 303, said limit ball 303 and the limit groove 304 correspond to each other and the limit ball 303 is inserted into the inner side of the limit groove 304 correspondingly, a worm gear 305 is fixedly arranged on the rod body of said linkage rod 301, a receiving shell 306 is fixedly arranged on the top of the fixed frame 200, a transverse drive rod 307 is rotatably penetrated through the side wall of said receiving shell 306 through a second bearing sleeve 309, a worm 308 meshing with the worm gear 305 is fixedly arranged on the rod body of said drive rod 307, and a hand crank 310 is arranged at one end of said drive rod 307; the hand crank 310 can also be replaced by a servo reduction motor, the servo reduction motor is fixed on the bottom plate 100, the output shaft of the servo reduction motor is fixedly connected with the end of the drive rod 307 through a shaft coupling, the drive rod 307 is driven to rotate through the servo reduction motor, the number of the side clamping plates is determined by the number of the worm gears driven to rotate by the servo reduction motor, and the servo reduction motor with different torsion can be customized according to requirements;

[0032] Wherein: the inner cavity of said bottom plate 100 is opened with an installation cavity 102 behind the placing groove 101, the side wall between said placing groove 101 and the installation cavity 102 is slidably penetrated by a pull rod 103, one end of said pull rod 103 fixedly arranged on the inner side of the placing groove 101 is provided with an arc-shaped auxiliary clamping plate 104, a fixed plate 105 is fixedly arranged on the middle part of the rod body of said pull rod 103, said fixed plate 105 is movably arranged in the installation cavity 102, a first spring 106 parallel to the pull rod 103 is fixedly arranged between the rear side wall of said fixed plate 105 and the rear side wall of the inner cavity of the installation cavity 102, the rear end of said pull rod 103 is slidably penetrated through the rear side wall of the bottom plate 100 and is provided with a pull ring 107, before the oxygen cylinder is placed into the placing groove 101, the pull rod 103 and the auxiliary clamping plate 104 can be pulled through the pull ring 107, the first spring 106 is further compressed through the fixed plate 105, after the oxygen cylinder is placed into the placing groove 101, the pull ring 107 is loosened, the first spring 106 pushes the auxiliary clamping plate 104, and the outer side of the lower end of the oxygen cylinder is abutted against the auxiliary clamping plate 104 and the placing groove 101, the oxygen cylinder is preliminarily and appropriately fixed;

[0033] The bottom plate 100 is provided with anti-skid lines at the bottom, and the four corners of the periphery of the bottom plate 100 are provided with fixing holes 108, and the bottom plate 100 can be fixed at a required position by bolts and the like matched with the fixing holes 108.

[0034] The concave surface of the side clamping plate 203 is located above the placing groove 101, and the inner side of the concave surface is provided with an anti-skid rubber pad, thereby increasing the friction when the side clamping plate 203 clamps the oxygen cylinder.

[0035] The rod body of the rotating shaft 202 penetrates through the bottom wall of the receiving shell 306, and the inner cavity of the receiving shell 306 receives the gear 204, the worm wheel 305 and the worm 308, so that the components are not directly exposed to the outside.

[0036] In the specific use process, the pull rod 103 and the auxiliary clamping plate 104 are pulled by the pull ring 107, the first spring 106 is further compressed by the fixing plate 105, the oxygen cylinder is placed into the placing groove 101, and after the pull ring 107 is loosened, the first spring 106 pushes the auxiliary clamping plate 104, so that the outer side of the lower end of the oxygen cylinder is abutted between the auxiliary clamping plate 104 and the placing groove 101, and the oxygen cylinder is preliminarily and appropriately fixed;

[0037] The drive rod 307 is driven to rotate by the hand lever 310, the linkage rod 301 is driven to rotate by the worm 308 and the worm wheel 305, one rotating shaft 202 is driven to rotate, the two rotating shafts 202 are driven to rotate in opposite directions by the gear 204, and the oxygen cylinder is clamped and fixed by the side clamping plate 203. When the outer diameter of part of the oxygen cylinders has a certain difference, and the difference value is within a certain range, the oxygen cylinder with a larger outer diameter is fixed first, and the corresponding side clamping plate 203 will encounter greater resistance, but the linkage rod 301 can still rotate, that is, the second spring 302 is bent under stress, the limiting steel ball 303 is separated from the limiting groove 304, and the remaining linkage rods 301 can also be driven to rotate, so that the oxygen cylinder with a smaller outer diameter is clamped and fixed, and the oxygen cylinder is filled by the oxygen filling equipment after being fixed.

[0038] Although the utility model has been described in the foregoing embodiments, various improvements can be made and equivalent parts can be replaced without departing from the scope of the utility model. In particular, as long as there is no structural conflict, the features in the disclosed embodiments of the utility model can be combined in any way, and the combinations are not described in this specification due to the consideration of saving space and resources. Therefore, the utility model is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. An oxygen refilling anti-inversion device, characterized by, Include: The bottom plate (100), the top of the bottom plate (100) is equidistantly provided with at least three placing grooves (101); Fixed frame (200), the top of the bottom plate (100) is fixedly provided with vertical fixed frame (200) at the back of each placing groove (101), the back wall of the two adjacent fixed frame (200) is staggered to provide an opening (201), the upper and lower walls of the opening (201) are provided with a vertical rotating shaft (202) through the first bearing sleeve, the shaft body of the rotating shaft (202) is fixedly provided with an arc-shaped side clamping plate (203) at the opening (201), the upper end of the two adjacent rotating shaft (202) is fixedly provided with a gear (204) engaged with each other; Mounting port (300), one end of each of the two adjacent rotating shaft (202) is provided with a circular mounting port (300), the inner side wall of the mounting port (300) is equidistantly provided with a second spring (302) around the vertical axis, the second spring (302) is arranged along the radius direction of the mounting port (300), and one end of the second spring (302) close to the center of the mounting port (300) is provided with a hemispherical limit steel ball (303), the inside of the mounting port (300) is rotatably provided with a vertical linkage rod (301) through a bearing seat, the outer side wall of the shaft body of the linkage rod (301) is equidistantly provided with a limit groove (304) around the vertical axis, the limit steel ball (303) corresponds to the limit groove (304), and the limit steel ball (303) is inserted into the inner side of the limit groove (304), the shaft body of the linkage rod (301) is fixedly provided with a worm gear (305), the top of the fixed frame (200) is fixedly provided with a receiving shell (306), the side wall of the receiving shell (306) is rotatably provided with a transverse drive rod (307) through a second bearing sleeve (309), the shaft body of the drive rod (307) is fixedly provided with a worm gear (308) engaged with the worm gear (305), and one end of the drive rod (307) is provided with a hand lever (310).

2. An oxygen filling anti-inversion device according to claim 1, characterized in that: The inner cavity of the bottom plate (100) is provided with a mounting cavity (102) behind the placing groove (101), the side wall between the placing groove (101) and the mounting cavity (102) is slidably provided with a pull rod (103), one end of the pull rod (103) inside the placing groove (101) is fixedly provided with an arc-shaped auxiliary clamping plate (104).

3. An oxygen filling anti-inversion device according to claim 2, characterized in that: The middle of the shaft body of the pull rod (103) is fixedly provided with a fixed plate (105), the fixed plate (105) is movably located in the mounting cavity (102), and the rear side wall of the fixed plate (105) and the rear side wall of the inner cavity of the mounting cavity (102) are fixedly provided with a first spring (106) parallel to the pull rod (103), the rear end of the pull rod (103) is slidably provided through the rear side wall of the bottom plate (100) and provided with a pull ring (107).

4. An oxygen filling anti-inversion device according to claim 1, characterized in that: The bottom of the bottom plate (100) is provided with anti-skid lines, and the four corners of the periphery of the bottom plate (100) are provided with fixing holes (108).

5. An oxygen filling anti-inversion device according to claim 1, characterized in that: The concave surface of the side clamping plate (203) is located above the placing groove (101), and the inner side of the concave surface is provided with an anti-skid rubber pad.

6. An oxygen filling anti-inversion device according to claim 1, characterized in that: The rod body of the rotating shaft (202) penetrates through the bottom wall of the receiving shell (306), and the inner cavity of the receiving shell (306) receives the gear (204), the worm wheel (305) and the worm (308).

Images