CN212840728U

CN212840728U - Safety protection device

Info

Publication number: CN212840728U
Application number: CN202021316009.0U
Authority: CN
Inventors: 黄良杰
Original assignee: Wenzhou Lijie Sports Goods Co ltd
Current assignee: Wenzhou Lijie Sports Goods Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-03-30
Anticipated expiration: 2030-07-06

Abstract

The utility model discloses a safety protection device, which comprises an inflation assembly; a protective sleeve for accommodating the gas cylinder; the lock catch piece is connected to the inflation assembly and used for locking the protective sleeve on the inflation assembly. The lag of setting can prevent that the piece of gas cylinder when exploding to split from bursting out and hurting the people, and the hasp piece of setting can be lived the protective sheath hasp when the gas cylinder is aerifyd, prevents that the lag atress from breaking away from to guarantee safety. The lag is close to the one end of aerifing the subassembly and is provided with outer flange even, and the hasp spare is used for detaining the outer flange even of lag, sets up outer flange even and makes things convenient for the hasp spare to hasp the lag, the convenient fixed lag. The gas cylinder refers to a gas cylinder with a one-way valve, the one-way valve is arranged at the opening of the gas cylinder to prevent gas leakage when the gas cylinder is dismounted, the protective sleeve can be cylindrical or square cylindrical or other shapes, and can be made of polyethylene fiber cloth or steel or bronze alloy.

Description

Safety protection device

Technical Field

The utility model relates to a safety equipment technical field, in particular to safety device.

Background

At present, when a gas cylinder is inflated, the gas cylinder is cracked due to overlarge pressure in the gas cylinder, and cracked fragments can directly cause harm to people, so that the gas cylinder is unsafe.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a safety device can prevent when the gas cylinder explodes and splits that the explosion piece from causing the injury to the people.

A safety shield apparatus in accordance with an embodiment of the first aspect of the present invention includes an inflation assembly; a protective sleeve for receiving the gas cylinder; the locking fastener is connected to the inflation assembly and used for locking the protective sleeve on the inflation assembly.

According to the utility model discloses safety device has following beneficial effect at least: the protective sleeve can prevent fragments of the gas cylinder from bursting out to hurt people when the gas cylinder bursts, and the lock catch piece can lock the protective sleeve when the gas cylinder is inflated to prevent the protective sleeve from being separated from the protective sleeve under stress, so that safety is guaranteed.

According to the utility model discloses a some embodiments, the lag is close to the one end of aerifing the subassembly is provided with outer flange even, the hasp spare is used for withholding the lag link the flange outward, set up it is convenient to link the flange outward the hasp spare will the lag hasp, it is convenient fixed the lag.

According to some embodiments of the utility model, the hasp piece rotates to be connected on the inflation assembly, the hasp piece is provided with a plurality of cramp portions, link outward be provided with on the flange with the mouth of dodging that cramp portion corresponds sets up the cramp portion with it can be convenient to dodge the mouth the installation and the dismantlement of lag.

According to the utility model discloses a some embodiments, be provided with the stopper on the inflation assembly, be provided with the dog on the hasp piece, the stopper cooperation the dog is used for injecing hasp piece pivoted angle prevents hasp piece rotates excessively, and is inconvenient to take off the lag.

According to the utility model discloses a some embodiments, the lag includes main part and closing cap, the one end of main part is connected the snap close piece, the connection can be dismantled to the other end the closing cap, the closing cap can reduce right the frequent dismouting of lag, the extension safety device's life.

According to the utility model discloses a some embodiments, the lag and/or seted up the pressure release hole on the closing cap, the pressure release hole is used for in the lag during the gas cylinder explosion, carry out pressure release, prevent the lag is shattered.

According to the utility model discloses a some embodiments, inflation assembly includes the gas circuit connecting block and inflates the core, inflate core one end intercommunication the gas circuit connecting block, the other end are used for the intercommunication the gas cylinder, be connected with inflation valve and relief valve on the gas circuit connecting block, set up the gas circuit connecting block can be regarded as inflate the core the inflation valve with the installation carrier of relief valve realizes concentrating the installation, reduces installation space, sets up the inflation valve with the relief valve can cooperate and aerify.

According to the utility model discloses a some embodiments, aerify core threaded connection the gas circuit connecting block, still be connected with the tight piece in top on the gas circuit connecting block, the tight piece in top is used for pushing up tightly aerify the core prevents aerify the core and drop.

According to the utility model discloses a some embodiments still include fixture, fixture is used for the centre gripping the gas cylinder, the convenience is giving the gas cylinder is inflated the time will the gas cylinder is connected inflate on the core, also the convenience is in the gas cylinder fills when accomplishing gas will the gas cylinder takes off.

According to the utility model discloses a some embodiments, fixture includes centre gripping head and push rod, the centre gripping head is connected be close to on the push rod inflation assembly's one end, the push rod passes through the elastic component and connects in the protective sheath, the push rod is used for the drive the centre gripping head is covered tightly the gas cylinder, the push rod with the simple structure of centre gripping head, the easy to assemble use, and the elastic component can also provide the pretightning force, makes fixture remain stable.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is an exploded view of a safety shield apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic illustration of the safety shield apparatus shown in FIG. 1;

fig. 3 is an exploded view of a safety device according to an embodiment of the present invention.

The gas charging component 100, the gas charging core 110, the protective cover 200, the locking member 310, the external connecting flange 210, the pressing portion 311, the avoiding opening 211, the limiting block 120, the sealing cover 220, the pressure relief hole 221, the gas circuit connecting block 130, the gas inlet pressure gauge 131, the gas charging valve 132, the pressure relief valve 133, the gas cylinder pressure gauge 134, the jacking block 135, the clamping mechanism 400, the clamping head 410, the push rod 420, the knob 421, the anti-skid convex edge 421a and the elastic member 430.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the present number, and the terms greater than, less than, within, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1-3, a safety shield apparatus includes an inflation assembly 100; a protective jacket 200 for containing a gas cylinder; a latch member 310 attached to the inflatable assembly 100, the latch member 310 being used to latch the protective cover 200 to the inflatable assembly 100. The protection sleeve 200 can prevent fragments of the gas cylinder from bursting out to hurt people when the gas cylinder bursts, and the locking piece 310 can lock the protection sleeve 200 when the gas cylinder is inflated, so that the protection sleeve 200 is prevented from being separated from the protection sleeve 200 due to stress, and safety is guaranteed. It will be understood that a gas cylinder refers to a gas cylinder having a one-way valve mounted at the mouth of the cylinder to prevent gas leakage when the cylinder is removed. It should be noted that the protective cover 200 may be cylindrical, square cylindrical, or other shapes, and the protective cover 200 may be made of polyethylene fiber cloth, or may be made of steel or bronze alloy. It is understood that the latch member 310 may be a lock block hinged to the inflatable assembly 100 and including a hinged end and a free end, the lock block being rotatable to allow the free end to engage the outer attachment flange 210 of the shield 200, or the latch member 310 may be a top block actuated by a pneumatic or hydraulic cylinder to secure the shield 200 to the inflatable assembly 100.

Referring to fig. 1, an end of the protective cover 200 close to the inflatable assembly 100 is provided with an external connecting flange 210, a locking member 310 is used for locking the external connecting flange 210 of the protective cover 200, and the external connecting flange 210 is provided to facilitate the locking member 310 to lock the protective cover 200, thereby facilitating the fixing of the protective cover 200. It will be appreciated that the attachment flange 210 is disposed around the periphery of the shield 200 and that the attachment flange 210 extends in a radial direction of the shield 200, it being understood that the radial direction of the shield 200 refers to a direction perpendicular to the extension of the shield 200. It is understood that the outer attachment flange 210 may be continuous or discontinuous, where continuous outer attachment flange 210 refers to one outer attachment flange 210 disposed around the circumference of the shield sleeve 200, and discontinuous outer attachment flange 210 refers to a plurality of outer attachment flanges 210 distributed around the circumference of the shield sleeve 200.

In some embodiments, the locking member 310 is rotatably connected to the inflation assembly 100, the locking member 310 is provided with a plurality of fastening portions 311, the external connecting flange 210 is provided with an escape opening 211 corresponding to the fastening portions 311, and the fastening portions 311 and the escape opening 211 are provided to facilitate the installation and the removal of the protection cover 200. It should be noted that the locking member 310 is annular, the inflating core 110 is disposed in the annular locking member 310, the pressing portion 311 is disposed on the annular edge of the locking member 310, the pressing portion 311 extends toward the center of the annular locking member 310, and the size of the avoiding opening 211 disposed on the outer connecting flange 210 is larger than the size of the pressing portion 311, so that the pressing portion 311 can pass through the avoiding opening 211. When the protective cover 200 is used, the outer connecting flange 210 is communicated with the protective cover 200 and is close to the locking piece 310, the pressing part 311 on the locking piece 310 penetrates through the avoiding opening 211 on the outer connecting flange 210, and then the locking piece 310 is rotated to enable the pressing part 311 to be abutted with the outer connecting flange 210.

In some embodiments, a resilient top piece is provided in the latching member 310 to urge the shield 200 along the axis of the shield 200 in a direction away from the latching member 310 after the latching member 310 is rotated to latch the outer attachment flange 210 of the shield 200 with the latching member 310.

In some embodiments, six of the pressing portions 311 are uniformly distributed on the ring-shaped periphery of the locking member 310.

In some embodiments, the inflation assembly 100 is provided with a stopper 120, the latch member 310 is provided with a stopper 140, and the stopper 120 cooperates with the stopper 140 to limit the rotation angle of the latch member 310, so as to prevent the latch member 310 from rotating excessively, which makes it inconvenient to remove the shield 200. It will be appreciated that the stop block 120 of the inflation assembly 100 is disposed on the air path connection block 130.

In some embodiments, the protective sheath 200 includes a main body 230 and a cover 220, wherein one end of the main body 230 is connected to the locking member 310 and the other end is detachably connected to the cover 220, and the cover 220 can reduce frequent disassembly and assembly of the protective sheath 200, thereby prolonging the service life of the safety shield apparatus. It is noted that the cover 220 may be screwed to the end of the main body 230 away from the inflation assembly 100, or may be interference-connected to the end of the main body 230 away from the inflation assembly 100. It will be appreciated that an interference connection is one which is achieved by means of a mating interference between the parts.

In some embodiments, the protective cover 200 and/or the sealing cap 220 are provided with pressure relief holes 221, and the pressure relief holes 221 are used for releasing pressure when the gas cylinder in the protective cover 200 explodes, so as to prevent the protective cover 200 from shattering, and it should be noted that at least one pressure relief hole 221 is provided, and the diameter of the pressure relief hole 221 is between 1mm and 10 mm.

In some embodiments, the inflation assembly 100 includes an air path connection block 130 and an inflation core 110, one end of the inflation core 110 is communicated with the air path connection block 130, the other end of the inflation core 110 is used for being communicated with an air bottle, an inflation valve 132 and a pressure release valve 133 are connected to the air path connection block 130, the set air path connection block 130 can be used as an installation carrier of the inflation core 110, the inflation valve 132 and the pressure release valve 133, centralized installation is realized, installation space is reduced, and the set inflation valve 132 and the pressure release valve 133 can be matched for inflation. It should be noted that the air path connection block 130 is further connected with an air inlet pressure gauge 131 and a gas cylinder pressure gauge 134, the air inlet pressure gauge 131 is used for detecting air inlet pressure, and the gas cylinder pressure gauge 134 is used for detecting gas cylinder pressure. It should be noted that, when aerifing, connect the gas cylinder on core 110 of aerifing earlier, open inflation valve 132, close relief valve 133 and aerify the gas cylinder, can observe the numerical value of gas cylinder manometer 134 this moment, when the numerical value of gas cylinder manometer 134 reachd predetermined numerical value, close inflation valve 132, open relief valve 133, because the gas cylinder itself has the check valve, consequently, the gas in the gas cylinder can not run off, and what relief valve 133 let out is the inside remaining atmospheric pressure of gas circuit, prevent when taking off the gas cylinder, the atmospheric pressure of gas circuit bursts out the gas cylinder. It will be appreciated that the cylinder pressure gauge 134 measures the pressure at the mouth of the cylinder, and that when the cylinder is being inflated, the cylinder is open and the cylinder pressure gauge 134 can sense the pressure within the cylinder. It is understood that the gas cylinder and the gas filling core 110 can be connected by screw threads or snap fit. It will be appreciated that the inflation assembly 100 further includes a high pressure pump in communication with the gas path connection block 130, the high pressure pump pressurizing the gas to the gas path connection block 130.

In some embodiments, the inflation assembly 100 may also be an inflator or an inflation gun.

In some embodiments, the inflation core 110 is screwed to the air path connecting block 130, and the air path connecting block 130 is further connected with a tightening block 135, and the tightening block 135 is used for tightening the inflation core 110 to prevent the inflation core 110 from falling off. It should be noted that the tightening block 135 is screwed to the air passage connection block 130, and when the tightening block 135 is rotated, the tightening block 135 is pressed downward against the inflation core 110, thereby preventing the inflation core 110 from being separated.

Referring to fig. 3, a clamping mechanism 400 is further included, and the clamping mechanism 400 is used for clamping the gas cylinder, so that the gas cylinder is conveniently connected to the gas filling core 110 when the gas cylinder is filled, and the gas cylinder is conveniently taken down when the gas cylinder is filled.

In some embodiments, the clamping mechanism 400 includes a clamping head 410 and a pushing rod 420, the clamping head 410 is connected to one end of the pushing rod 420 close to the inflation assembly 100, the pushing rod 420 is connected to the inside of the protection sleeve 200 through an elastic member 430, the pushing rod 420 is used for driving the clamping head 410 to tightly fit the gas cylinder, the structure of the pushing rod 420 and the clamping head 410 is simple, the installation and the use are convenient, and the elastic member 430 can also provide a pre-tightening force to keep the clamping mechanism 400 stable. It should be noted that the clamping head 410 is provided with a clamping opening, the clamping opening gradually decreases from the end close to the gas cylinder to the end away from the gas cylinder, and when clamping the gas cylinder, the gas cylinder is tightly sleeved by the clamping head 410 so as to conveniently operate the gas cylinder.

In some embodiments, a knob 421 is connected to the push rod 420, and the knob 421 is provided with an anti-slip rib 421 a. The gas cylinder is installed or removed by turning the knob 421.

In some embodiments, safety device installs on the guide rail, and safety device can slide along the extending direction of guide rail promptly, and the guide rail can make things convenient for safety device to remove, and when the gas cylinder was installed to needs, can remove safety device in order to be close to the gas cylinder, reduces the transport distance to the gas cylinder, saves physical power, easy to assemble.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A safety shield apparatus for inflating a gas cylinder, comprising:

an inflation assembly (100);

a protective sleeve (200) for receiving the gas cylinder;

a latch member (310) attached to said inflatable assembly (100), said latch member (310) for latching said protective cover (200) to said inflatable assembly (100).

2. A safety shield apparatus as recited in claim 1, wherein: one end, close to the inflation assembly (100), of the protective sleeve (200) is provided with an external connecting flange (210), and the locking piece (310) is used for locking the external connecting flange (210) of the protective sleeve (200).

3. A safety shield apparatus as recited in claim 2, wherein: the locking piece (310) is rotatably connected to the inflating assembly (100), the locking piece (310) is provided with a plurality of buckling parts (311), and the outer connecting flange (210) is provided with an avoiding opening (211) corresponding to the buckling parts (311).

4. A safety shield apparatus as recited in claim 3, wherein: the inflatable component (100) is provided with a limiting block (120), the locking piece (310) is provided with a stop block (140), and the limiting block (120) is matched with the stop block (140) and used for limiting the rotating angle of the locking piece (310).

5. A safety shield apparatus as recited in claim 1, wherein: the protective sleeve (200) comprises a main body (230) and a cover (220), wherein one end of the main body (230) is connected with the locking piece (310), and the other end of the main body is detachably connected with the cover (220).

6. A safety shield apparatus according to claim 5, wherein: the protecting sleeve (200) and/or the sealing cover (220) are/is provided with pressure relief holes (221).

7. A safety shield apparatus as recited in claim 1, wherein: the gas charging assembly (100) comprises a gas circuit connecting block (130) and a gas charging core (110), one end of the gas charging core (110) is communicated with the gas circuit connecting block (130), the other end of the gas charging core is used for communicating with the gas cylinder, and a gas charging valve (132) and a pressure release valve (133) are connected to the gas circuit connecting block (130).

8. A safety shield apparatus as recited in claim 7, wherein: the inflating core (110) is in threaded connection with the air path connecting block (130), the air path connecting block (130) is further connected with a jacking block (135), and the jacking block (135) is used for jacking the inflating core (110).

9. A safety shield apparatus according to any one of claims 1-8, wherein: the gas cylinder clamping device further comprises a clamping mechanism (400), and the clamping mechanism (400) is used for clamping the gas cylinder.

10. A safety shield apparatus as recited in claim 9, wherein: the clamping mechanism (400) comprises a clamping head (410) and a push rod (420), the clamping head (410) is connected to one end, close to the inflation assembly (100), of the push rod (420), the push rod (420) is connected to the interior of the protective sleeve (200) through an elastic piece (430), and the push rod (420) is used for driving the clamping head (410) to tightly sleeve the gas cylinder.