Liquid dangerous chemical injection device

Abstract

The utility model discloses a liquid dangerous chemical injection device which comprises an injection pipe and further comprises a protection mechanism, the protection mechanism is arranged on the periphery of the injection pipe, and the protection mechanism comprises an annular air bag, a through hole, a hook-and-loop fastener, a rubber mat, a rubber layer, an inflation pipe and an air supply pipe. An annular air bag is detachably connected to the periphery of the injection pipe, a through hole is formed in the middle of the interior of the annular air bag, after the injection pipe is inserted into the container, the annular air bag is inflated through an air supply pipe, the annular air bag is expanded and unfolded to be located at the discharge end of the injection pipe, and at the moment, injection treatment of chemicals is conducted; the annular air bag can limit the splashing range of the solvent when the solvent makes contact with the liquid level, the problems that the solvent splashes and splashes out of the filling opening are solved, the safety in the injection operation process is improved, and after injection is completed, the injection pipe is pumped out through deflation.

Description

TECHNICAL FIELD

[0001] The utility model relates to chemical storage technical field, especially relates to a liquid dangerous chemical injection device. BACKGROUND

[0002] Dangerous chemicals refer to toxic, corrosive, explosive, flammable, combustion and other properties, which are harmful to human body, facilities and environment. These chemicals are easy to cause personal injury, property damage or environmental pollution during transportation, storage, production, operation, use and disposal, so special protection is needed.

[0003] The existing dangerous chemicals have the following disadvantages during injection and filling: during the injection and filling of dangerous chemicals, especially during the filling of large-scale containers, liquid chemicals are easy to splash under the action of gravity after falling into the container, adhere to the top of the container, or even splash out of the filling port, polluting the outside of the container and the filling workshop, which has certain risk. Therefore, we propose a liquid dangerous chemical injection device. UTILITY MODEL CONTENT

[0004] The main purpose of the utility model is to provide a liquid dangerous chemical injection device, which can reduce the splashing of solvent, improve the filling safety, and effectively solve the problems in the background art.

[0005] To achieve the above purpose, the technical scheme adopted by the utility model is:

[0006] A liquid dangerous chemical injection device, comprising an injection pipe, further comprising a protection mechanism, the injection pipe is provided with a protection mechanism on the outer periphery, the protection mechanism comprises an annular air bag, a through hole, a magic tape, a rubber pad, a rubber agent layer, a gas filling pipe and a gas supply pipe, the annular air bag is detachably connected to the outer periphery of the injection pipe, and a through hole is formed in the middle of the annular air bag, the rubber pad is attached to the inner wall of the through hole and adheres to the outer wall of the injection pipe, the rubber agent layer is brushed on the surface of the rubber pad on the side facing the through hole, the annular air bag is provided with a gas filling pipe at the top, and the gas filling pipe is detachably connected with a gas supply pipe at the end.

[0007] Further, a docking mechanism is further included, the connection between the gas supply pipe and the inflation pipe is provided with the docking mechanism, the docking mechanism includes a ring groove, an end pipe, a connecting pipe and an internal screw groove, the inflation pipe is internally provided with the ring groove, the end pipe is movably connected to the gas inlet end of the inflation pipe and the bottom of the end pipe is provided with the connecting pipe located in the ring groove, and the internal screw groove is formed in the end pipe; the inflation pipe is internally provided with the ring groove and the bottom end of the end pipe is provided with the connecting pipe located in the ring groove, the connecting pipe is inserted into the ring groove and can rotate in the ring groove so that the end pipe can rotate at the end of the inflation pipe, the sealing assembly is arranged between the inner wall of the ring groove and the connecting pipe, after the end of the gas supply pipe is aligned with the end of the end pipe, the end pipe is screwed, the internal screw groove of the end pipe is screwed into the outer periphery of the gas supply pipe, and the docking with the gas supply pipe is realized, and the inflation into the annular air bag is facilitated.

[0008] Further, the magic tapes corresponding to the positions are bonded at the connection between the ends of the annular air bag; the closure of the ends of the annular air bag is realized through the magic tapes of the ends, and the annular air bag is wound into a ring shape.

[0009] Further, the end ring is fixedly connected to the outer periphery of the injection pipe, and the docking pipe is integrally formed at the top end of the injection pipe; the injection pipe is connected with the external chemical supply pipeline through the docking pipe, and the end ring plays a limiting role.

[0010] Further, the perforation is formed in one side of the internal end ring, and the gas supply pipe penetrates the internal perforation; the perforation structure facilitates the connection of the gas supply pipe with the inflation pipe through the end ring.

[0011] Further, the screw pipe is arranged at the end of the gas supply pipe close to the inflation pipe and connected with the end pipe through the screw pipe; the screw pipe structure is arranged at the end of the gas supply pipe, and the connection is realized through the cooperation of the screw pipe and the end pipe during docking.

[0012] Compared with the prior art, the utility model have following beneficial effect: injection pipe is used for connecting the supply pipeline of liquid chemical, when filling operation is carried out, injection pipe is inserted to the inside of container, before insertion, annular air bag is sleeved to the outside of injection pipe, the through hole in annular air bag is attached to the outside of injection pipe, rubber pad is attached to the surface of injection pipe, the connecting place between the end of annular air bag is fixed together through magic tape, then gas supply pipe is inserted into the end ring and inflation pipe, after injection pipe is inserted into the inside of container, inflation is carried out to the inside of annular air bag through gas supply pipe, makes it expand and open in injection pipe discharge end position, at this time, the injection treatment of chemical is carried out, annular air bag can limit the splash range of solvent when contacting liquid surface, avoids the problem of solvent splashing and spattering from filling port, improves the safety in injection operation process, after injection is completed, deflates and extracts injection pipe, inflation pipe is internally provided with ring groove and the end pipe bottom is provided with connecting pipe in the inside of ring groove, connecting pipe is inserted into the inside of ring groove and can rotate in the inside of ring groove, so that the end pipe can rotate at the end of inflation pipe, the connecting place between the inner wall of ring groove and connecting pipe is provided with sealing assembly, after the end of gas supply pipe is aligned with the end of end pipe, end pipe is screwed, the internal screw groove of end pipe is screwed into the outside of gas supply pipe, so that the butt joint of gas supply pipe can be realized, which is convenient for inflating the inside of annular air bag. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is whole structure schematic diagram of the utility model discloses a kind of liquid dangerous chemical injection device.

[0014] Figure 2 It is injection pipe structure schematic diagram of the utility model discloses a kind of liquid dangerous chemical injection device.

[0015] Figure 3 It is annular air bag structure schematic diagram of the utility model discloses a kind of liquid dangerous chemical injection device.

[0016] Figure 4 It is inflation pipe and gas supply pipe connecting structure schematic diagram of the utility model discloses a kind of liquid dangerous chemical injection device.

[0017] In the drawing: 1, injection pipe;101, end ring;102, butt joint pipe;2, protection mechanism;201, annular air bag;202, through hole;203, magic tape;204, rubber pad;205, adhesive layer;206, inflation pipe;207, perforation;208, gas supply pipe;3, butt joint mechanism;301, ring groove;302, end pipe;303, connecting pipe;304, internal screw groove;305, screw pipe. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, purposes and effects realized by the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0019] As Figures 1-4 The utility model provides an injection device of liquid dangerous chemicals, including injection pipe 1, still including protection mechanism 2, the injection pipe 1 periphery is provided with protection mechanism 2, protection mechanism 2 includes annular air bag 201, through -hole 202, magic tape 203, rubber pad 204, adhesive layer 205, inflation pipe 206 and gas supply pipe 208, the injection pipe 1 periphery detachably connected with annular air bag 201 and the through -hole 202 is set up in the inside middle position of annular air bag 201, the through -hole 202 inner wall is bonded with rubber pad 204 and rubber pad 204 is pasted to the injection pipe 1 outer wall, the rubber pad 204 surface is brushed with adhesive layer 205 on the side towards the through -hole 202, the inflation pipe 206 is set up at the top of annular air bag 201 and the inflation pipe 206 end detachably connected with gas supply pipe 208.

[0020] Wherein, still including docking mechanism 3, the connecting place between gas supply pipe 208 and inflation pipe 206 is provided with docking mechanism 3, docking mechanism 3 includes annular groove 301, end pipe 302, connecting pipe 303 and internal screw groove 304, the inside of inflation pipe 206 is set up with annular groove 301, the end pipe 302 is movably connected with the gas inlet end of inflation pipe 206 and the end pipe 302 bottom is provided with connecting pipe 303 located in the inside of annular groove 301, the inside of end pipe 302 is set up with internal screw groove 304, the inside of inflation pipe 206 is set up with annular groove 301 and the bottom end of end pipe 302 is provided with connecting pipe 303 located in the inside of annular groove 301, connecting pipe 303 is inserted into the inside of annular groove 301 and can rotate in the inside of annular groove 301 so that end pipe 302 can rotate at the end of inflation pipe 206, the connecting place between the inner wall of annular groove 301 and connecting pipe 303 is provided with sealing assembly, after the end of gas supply pipe 208 and the end of end pipe 302 are aligned, end pipe 302 is screwed, and the internal screw groove 304 in the inside of end pipe 302 is screwed into the periphery of gas supply pipe 208, so that the docking of gas supply pipe 208 can be realized, and it is convenient to inflate the inside of annular air bag 201.

[0021] Wherein, the connecting place between the ends of annular air bag 201 is bonded with corresponding magic tape 203, the periphery of injection pipe 1 is fixedly connected with end ring 101, the top of injection pipe 1 is integrally formed with docking pipe 102, one side of the inside of end ring 101 is set up with through -hole 207, and gas supply pipe 208 penetrates the inside of through -hole 207, the end of magic tape 203 realizes the closure of the end of annular air bag 201, and it is wound into annular structure, injection pipe 1 is connected with the chemical supply pipeline outside through docking pipe 102, end ring 101 plays the limiting role, and through -hole 207 structure facilitates gas supply pipe 208 to pass through end ring 101 and be connected with inflation pipe 206.

[0022] The air supply pipe 208 is provided with a screw pipe 305 near one end of the inflation pipe 206 and is connected with the end pipe 302 through the screw pipe 305.

[0023] It should be noted that the utility model is a kind of liquid dangerous chemical injection device, when using, injection pipe 1 is used to connect the liquid chemical supply line, when filling operation is carried out, injection pipe 1 is inserted into the container, before insertion, annular air bag 201 is sleeved on the outer periphery of injection pipe 1, the internal through-hole 202 of annular air bag 201 is attached to the outer periphery of injection pipe 1, and rubber pad 204 is attached to the surface of injection pipe 1, while the connection between the end portions of annular air bag 201 is attached and fixed together by magic tape 203, then air supply pipe 208 is inserted into end ring 101 and inflation pipe 206, after injection pipe 1 is inserted into the container, air is filled into the internal annular air bag 201 through air supply pipe 208, so that it expands and opens at the discharge end position of injection pipe 1, at this time, chemical injection treatment is carried out, annular air bag 201 can limit the splash range of solvent when contacting liquid surface, avoid the problem of solvent splashing and spattering from filling port, improve the safety in the injection operation process, after injection is completed, deflation and extraction of injection pipe 1 can be carried out;Inflation pipe 206 is provided with annular groove 301 in the inside, and end pipe 302 is provided with connecting pipe 303 in the inside of annular groove 301, connecting pipe 303 is inserted into annular groove 301 and can rotate in annular groove 301, so that end pipe 302 can rotate at the end of inflation pipe 206, sealing assembly is arranged between the inner wall of annular groove 301 and connecting pipe 303, after the end portion of air supply pipe 208 is aligned with the end portion of end pipe 302, end pipe 302 is twisted, and inner screw groove 304 in end pipe 302 is screwed into the outer periphery of air supply pipe 208, so that the butt joint of air supply pipe 208 can be realized, and air can be filled into the internal annular air bag 201 conveniently.

[0024] The basic principles and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A liquid hazardous chemical injection device, comprising an injection pipe (1), characterized in that, It also includes a protective mechanism (2), which is provided on the outer periphery of the injection tube (1). The protective mechanism (2) includes an annular airbag (201), a through hole (202), Velcro (203), a rubber pad (204), an adhesive layer (205), an inflation tube (206), and an air supply tube (208). The annular airbag (201) is detachably connected to the outer periphery of the injection tube (1), and a through hole (202) is provided in the middle of the annular airbag (201). The inner wall of the through hole (202) is bonded with a rubber pad (204), and the rubber pad (204) is attached to the outer wall of the injection tube (1). The surface of the rubber pad (204) facing the through hole (202) is coated with an adhesive layer (205). An inflation tube (206) is provided on the top of the annular airbag (201), and an air supply tube (208) is detachably connected to the end of the inflation tube (206).

2. The liquid hazardous chemical injection device according to claim 1, characterized in that: It also includes a docking mechanism (3). A docking mechanism (3) is provided at the connection between the air supply pipe (208) and the air filling pipe (206). The docking mechanism (3) includes an annular groove (301), an end pipe (302), a connecting pipe (303), and an inner threaded groove (304). An annular groove (301) is provided inside the air filling pipe (206). The air inlet end of the air filling pipe (206) is movably connected to the end pipe (302), and the bottom of the end pipe (302) is provided with a connecting pipe (303) located inside the annular groove (301). An inner threaded groove (304) is provided inside the end pipe (302).

3. The liquid hazardous chemical injection device according to claim 1, characterized in that: The ends of the annular airbag (201) are connected by Velcro (203) with corresponding positions.

4. A liquid hazardous chemical injection device according to claim 1, characterized in that: An end ring (101) is fixedly connected to the outer periphery of the injection tube (1), and a connecting tube (102) is integrally formed at the top end of the injection tube (1).

5. A liquid hazardous chemical injection device according to claim 4, characterized in that: A perforation (207) is provided on one side of the end ring (101), and the air supply pipe (208) passes through the perforation (207).

6. A liquid hazardous chemical injection device according to claim 2, characterized in that: The air supply pipe (208) is provided with a screw pipe (305) at one end near the air filling pipe (206) and is connected to the end pipe (302) through the screw pipe (305).

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