High-safety liquid adding gun structure

Abstract

The utility model discloses a high-safety liquid adding gun structure which comprises a liquid adding gun safety assembly and a liquid adding gun, the liquid adding gun safety assembly comprises a gun body, a first protection plate and a second protection plate. The assembly convenient to assemble and disassemble comprises a fixing block, a clamping groove, a butt joint plate, a connecting groove and a limiting groove; the fixing block is fixed to the lower middle portion of the gun body, the clamping groove is formed in the top end of the fixing block, the butt joint plates are fixed to the upper and lower portions of the opposite ends of the two sides of the first protection plate, the connecting grooves are formed in the upper and lower portions of the opposite ends of the two sides of the second protection plate, and the limiting grooves are formed below the inner side ends of the connecting grooves. The assembly convenient to assemble and disassemble is arranged, the first protection plate is pushed, so that the butt joint plate is inserted into the connecting groove, the first protection plate is moved downwards, the protruding end of the butt joint plate is inserted into the limiting groove, the protection plates are connected together, the bottom ends of the protection plates are inserted into the clamping groove, and the protection plates are connected with the gun body through the fixing blocks. The process does not need cooperative work of others.

Description

TECHNICAL FIELD

[0001] The utility model relates to liquid adding gun technical field, in particular to a kind of high safety liquid adding gun structure. BACKGROUND

[0002] Liquid adding gun is a kind of precision instrument for liquid removal, and different volumes of liquid can be transferred, such as aqueous solution, buffer solution, dilute salt solution and acid-base solution.

[0003] According to the search, the authorized publication number CN220152466U of China authorizes a kind of high safety liquid adding gun structure, including liquid adding gun body, the front and rear sides of the surface of liquid adding gun body are respectively equipped with first protective cover shell and second protective cover shell, the front side of first protective cover shell and the rear side of second protective cover shell are all fixedly connected with installation shell, the side opposite of front and rear two installation shells is all communicated with defrosting gas pipe, the bottom of the left and right sides of first protective cover shell is all fused with positioning mechanism, the bottom of the left and right sides of second protective cover shell is all fused with plug-in board, the side opposite of upper and lower two plug-in boards is all provided with positioning slot, liquid adding gun body includes flow guide pipe, the surface of flow guide pipe is fixedly equipped with mounting block.The utility model is cooperated with positioning mechanism, plug-in board, second protective cover shell, first protective cover shell and positioning slot, has the advantages of improving protective performance, can block low-temperature liquefied natural gas from spraying out, prevent personnel from being injured.

[0004] In the above-mentioned patent document, when disassembling the first protective plate and the second protective plate, one person needs to pinch the mounting block at the connection of the two sides of the protective plate with both hands, the mounting block drives the positioning pin out of the plug-in slot through the spring, and then the other person can take and disassemble the first protective plate and the second protective plate. This process requires two people to work together, which consumes manpower. Therefore, a high-safety liquid adding gun with convenient assembly and disassembly is needed to facilitate the assembly and disassembly of the protective plate. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of high safety liquid adding gun structure to solve the above-mentioned technical problems in the background art, i.e., in the above-mentioned patent document, when disassembling the first protective plate and the second protective plate, one person needs to pinch the mounting block at the connection of the two sides of the protective plate with both hands, the mounting block drives the positioning pin out of the plug-in slot through the spring, and then the other person can take and disassemble the first protective plate and the second protective plate. This process requires two people to work together, which consumes manpower.

[0006] To solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model is a kind of high safety liquid adding gun structure, comprising:

[0008] A safety assembly for a liquid dispensing gun; the safety assembly for the liquid dispensing gun includes a gun body, a first protective plate, and a second protective plate; the first protective plate and the second protective plate are both located on the upper sides of the gun body;

[0009] The easy-to-load and unload assembly includes a fixing block, a snap-fit ​​groove, a docking plate, a connecting groove, and a limiting groove. The fixing block is fixed to the lower middle part of the gun body, the snap-fit ​​groove is opened at the top of the fixing block, the bottom ends of the first protective plate and the second protective plate are snapped into the snap-fit ​​groove, the docking plate is fixed above and below the opposite ends of the first protective plate, the connecting groove is opened above and below the opposite ends of the second protective plate, and the limiting groove is opened below the inner end of the connecting groove.

[0010] Furthermore, the liquid dispensing gun safety assembly also includes a defrost hole; the defrost hole is located on the upper sides of the first protective plate and the second protective plate.

[0011] Furthermore, the docking plate is engaged with the connecting groove and the limiting groove, and a vertical groove is provided inside the upper part of the connecting groove.

[0012] Furthermore, a set of springs is fixedly connected inside the vertical groove, and a pressure plate is fixedly connected between the bottom ends of the springs, with the bottom end of the pressure plate pressing against the mating plate.

[0013] Furthermore, it also includes protective components;

[0014] The protective assembly includes a cover plate, mounting blocks, and mounting slots; the cover plates are arranged in a set and are located on the inner sides of the first protective plate and the second protective plate respectively; the mounting blocks are fixed on the inner sides of the first protective plate and the second protective plate; the mounting blocks are arranged in three sets; the mounting slots are opened on the back of the cover plates; and the mounting blocks and the mounting slots are engaged.

[0015] Furthermore, a first magnetic block is fixedly connected to the back side of each of the cover plates, and a second magnetic block is fixedly connected to the opposite inner ends of the first and second protective plates, with the first and second magnetic blocks attracting each other.

[0016] Furthermore, a blocking groove is fixedly connected to the bottom of the opposite end of the cover plate, and a connecting hole is opened in the upper middle of the inner side of the cover plate, which is connected to the defrosting hole.

[0017] Compared with existing technologies, the advantages of this utility model are:

[0018] I. This utility model, by setting up a convenient loading and unloading component, aligns the first protective plate with the second one, pushes the first protective plate so that the docking plate is inserted into the connecting groove, moves the first protective plate down so that the protruding end of the docking plate is inserted into the limiting groove, so that the protective plates are connected together, and then inserts the bottom end of the protective plate into the snap-fit ​​groove so that the protective plate is connected to the gun body through the fixing block. This process only requires one person to push the first protective plate to achieve quick loading and unloading of the protective plate, without the need for the cooperation of others.

[0019] Secondly, based on the beneficial effect one, by setting the protection assembly, pushing the covering plate, making the installation rod inserted into the installation slot, prompting the covering plate to be attached to the inner side of the protection plate, when the natural gas leaks and sprays outward, the liquid sprays onto the covering plate, so that the covering plate separates the leaked natural gas from the inner side of the protection plate, avoiding the surface of the protection plate from accumulating the solidified natural gas after long-term use. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. 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 also be obtained without creative labor on the basis of these drawings.

[0021] Fig. 1 It is an appearance structure schematic diagram of the present application;

[0022] Fig. 2 It is an exploded structure schematic diagram of the first protection plate and the second protection plate of the present application;

[0023] Fig. 3 It is an internal section structure schematic diagram of the connecting groove of the present application;

[0024] Fig. 4 It is a connecting section structure schematic diagram of the butt plate and the connecting groove of the present application;

[0025] Fig. 5 It is an exploded structure schematic diagram of the covering plate and the first protection plate of the present application;

[0026] Fig. 6 It is a back structure schematic diagram of the covering plate of the present application.

[0027] In the drawings, the component list represented by each number is as follows:

[0028] 11, gun body; 12, first protection plate; 13, second protection plate; 14, defrosting hole; 21, fixed block; 22, clamping groove; 23, butt plate; 24, connecting groove; 25, limiting groove; 26, vertical groove; 27, spring; 28, pressing plate; 31, covering plate; 32, installation block; 33, installation slot; 34, first magnetic block; 35, second magnetic block; 36, blocking groove; 37, connecting hole. DETAILED DESCRIPTION

[0029] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the following will make a detailed description of the specific embodiments of the present application in combination with the drawings.

[0030] Many specific details are set forth in the following description in order to provide a thorough understanding of the present application. However, the present application can be practiced according to other embodiments that are not specifically described in the following description.

[0031] In order to make the objectives, technical schemes and advantages of the present application clearer, the embodiments of the present application will be further described in detail below with reference to the drawings.

[0032] Please refer to Figs. 1-4 The embodiment is a high-safety liquid adding gun structure, which comprises:

[0033] The liquid adding gun safety assembly comprises a gun body 11, a first protective plate 12 and a second protective plate 13; the first protective plate 12 and the second protective plate 13 are located above both sides of the gun body 11.

[0034] The liquid adding gun safety assembly further comprises a defrosting hole 14; the defrosting hole 14 is arranged above both sides of the first protective plate 12 and the second protective plate 13.

[0035] The gun body 11 is a rod body of the liquid adding gun, the first protective plate 12 and the second protective plate 13 protect the top end of the gun body 11, and the defrosting hole 14 is used for connecting a defrosting pipe.

[0036] The convenient assembly comprises a fixing block 21, a clamping groove 22, a butt joint plate 23, a connecting groove 24 and a limiting groove 25; the fixing block 21 is fixed to the lower middle part of the gun body 11, the clamping groove 22 is arranged at the top end of the fixing block 21, the bottom ends of the first protective plate 12 and the second protective plate 13 are clamped in the clamping groove 22, the butt joint plate 23 is fixed to the upper and lower parts of the opposite ends of the first protective plate 12, the connecting groove 24 is arranged at the upper and lower parts of the opposite ends of the second protective plate 13, and the limiting groove 25 is arranged at the lower part of the inner side end of the connecting groove 24.

[0037] The fixing block 21 is used for arranging the clamping groove 22, the clamping groove 22 is used for inserting the bottom ends of the first protective plate 12 and the second protective plate 13, the butt joint plate 23 and the connecting groove 24 are used for connecting the first protective plate 12 and the second protective plate 13, and the limiting groove 25 is used for inserting the protruding end of the butt joint plate 23, so as to limit the connected protective plates.

[0038] The butt joint plate 23 is clamped with the connecting groove 24 and the limiting groove 25, and a vertical groove 26 is arranged above the inner part of the connecting groove 24.

[0039] A group of springs 27 are fixedly connected in the inner part of the vertical groove 26, a pressing plate 28 is fixedly connected between the bottom ends of the springs 27, and the bottom end of the pressing plate 28 presses the butt joint plate 23.

[0040] When the protective plates are connected, the butt joint plate 23 is inserted into the connecting groove 24, and the first protective plate 12 is pushed down, so that the protruding end of the butt joint plate 23 is inserted into the limiting groove 25, so that the protective plates are connected together, the vertical groove 26 is used for the opening of the spring 27, and the spring 27 is two, the spring 27 is used for the connection of the pressing plate 28, and the pressing plate 28 is used for pressing the butt joint plate 23 after insertion, so as to limit the butt joint plate 23 after insertion.

[0041] Working principle: when the assembly is not used, the first protective plate 12 and the second protective plate 13 are in a separated state, and are not connected with the fixed block 21, when the assembly is used, the first protective plate 12 and the second protective plate 13 are held by both hands, the first protective plate 12 is aligned with the second protective plate 13, and the first protective plate 12 is pushed, so that the first protective plate 12 extrudes the arc on the outer side of the pressing plate 28, so that the spring 27 is contracted, the pressing plate 28 moves into the vertical groove 26 through the spring 27, so that the butt joint plate 23 is inserted into the connecting groove 24, then the first protective plate 12 is pushed down, so that the first protective plate 12 drives the protruding end of the butt joint plate 23 to be inserted into the limiting groove 25, at this time, the spring 27 drives the pressing plate 28 to be pulled down, so that the pressing plate 28 extrudes and limits the butt joint plate 23 after insertion, so that the first protective plate 12 and the second protective plate 13 are connected together, then the bottom end of the protective plate is inserted into the clamping groove 22, so that the protective plate is connected with the gun body 11 through the fixed block 21; when the protective plate is disassembled, only one person needs to push the first protective plate 12 upwards, so that the protruding end of the butt joint plate 23 is away from the limiting groove 25, then the first protective plate 12 is pulled outwards, so that the butt joint plate 23 is away from the connecting groove 24, without the cooperation of others;

[0042] The above steps can realize the quick assembly and disassembly of the protective plate.

[0043] Please refer to Figs. 1-2 、 Figs. 5-6 The embodiment further comprises:

[0044] A protective assembly;

[0045] The protective assembly comprises cover plates 31, mounting blocks 32 and mounting grooves 33; the cover plates 31 are arranged in groups and are respectively located on the inner side surfaces of the first protective plate 12 and the second protective plate 13, the mounting blocks 32 are fixed to the inner side surfaces of the first protective plate 12 and the second protective plate 13, the mounting blocks 32 are arranged in three groups, the mounting grooves 33 are opened on the back surfaces of the cover plates 31, and the mounting blocks 32 are clamped with the mounting grooves 33;

[0046] The cover plates 31 are used for protecting the upper inner side surfaces of the first protective plate 12 and the second protective plate 13, and the mounting blocks 32 and the mounting grooves 33 are used for connecting the cover plates 31 and the upper inner side surfaces of the protective plates.

[0047] The first magnetic block 34 is fixedly connected to the opposite side of the covering plate 31, and the second magnetic block 35 is fixedly connected to the opposite end of the inner side of the first protective plate 12 and the second protective plate 13, and the first magnetic block 34 and the second magnetic block 35 are adsorbed to each other.

[0048] The first magnetic block 34 and the second magnetic block 35 assist in stabilizing the connection between the covering plate 31 and the protective plate, and when the mounting block 32 is inserted into the mounting groove 33, the first magnetic block 34 and the second magnetic block 35 are adsorbed together.

[0049] The blocking groove 36 is fixedly connected to the bottom end of the opposite end of the covering plate 31, and the connecting hole 37 is arranged on the upper side of the middle of the inner side of the covering plate 31, and the connecting hole 37 is communicated with the defrosting hole 14.

[0050] The blocking groove 36 is used for preventing the splashed natural gas from sliding down along the surface of the protective plate, and the connecting hole 37 is used for communicating the space between the defrosting hole 14 and the inner side of the protective plate.

[0051] Working principle: when the assembly is not used, the inner side of the covering plate 31 and the protective plate is in a separated state, the mounting groove 33 is aligned with the mounting block 32, the covering plate 31 is pushed, the mounting block 32 is inserted into the mounting groove 33, and the first magnetic block 34 and the second magnetic block 35 are adsorbed, so that the covering plate 31 is attached to the inner side of the first protective plate 12 and the second protective plate 13, when the natural gas leaks and sprays outward, the liquid sprays on the covering plate 31, so that the covering plate 31 separates the leaked natural gas from the inner side of the protective plate, and the splashed natural gas slides down along the surface of the protective plate into the blocking groove 36, and when the blocking groove 36 is full, the covering plate 31 can be disassembled and replaced.

[0052] The above steps can improve the functionality of the assembly.

[0053] In the description of the utility model, it should be explained that, unless otherwise specified and limited, the terms "setting", "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or indirectly connected through an intermediate medium, or it can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific situation.

[0054] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A high-safety liquid adding gun structure, characterized in that, include: Safety components for the dispensing nozzle; The safety assembly of the liquid dispensing gun includes a gun body (11), a first protective plate (12), and a second protective plate (13); the first protective plate (12) and the second protective plate (13) are both located on the upper sides of the gun body (11); The convenient loading and unloading assembly includes a fixing block (21), a snap-fit ​​groove (22), a docking plate (23), a connecting groove (24), and a limiting groove (25). The fixing block (21) is fixed in the lower part of the gun body (11). The snap-fit ​​groove (22) is opened at the top of the fixing block (21). The bottom ends of the first protective plate (12) and the second protective plate (13) are snapped into the snap-fit ​​groove (22). The docking plate (23) is fixed above and below the opposite ends of the first protective plate (12). The connecting groove (24) is opened above and below the opposite ends of the second protective plate (13). The limiting groove (25) is opened below the inner end of the connecting groove (24).

2. The high-safety liquid adding gun structure according to claim 1, characterized in that, The safety assembly of the liquid dispensing gun also includes a defrost hole (14); the defrost hole (14) is located on the upper sides of the first protective plate (12) and the second protective plate (13).

3. The high safety liquid adding gun structure according to claim 1, characterized in that, The docking plate (23) is engaged with the connecting groove (24) and the limiting groove (25), and a vertical groove (26) is provided inside the upper part of the connecting groove (24).

4. The high-safety liquid adding gun structure according to claim 3, characterized in that, The vertical groove (26) is fixedly connected to a set of springs (27), and a pressure plate (28) is fixedly connected between the bottom ends of the springs (27). The bottom end of the pressure plate (28) presses against the mating plate (23).

5. The high safety liquid adding gun structure according to claim 1, characterized in that, It also includes protective components; The protective assembly includes a cover plate (31), a mounting block (32), and a mounting groove (33). The cover plate (31) is arranged in a set and is located on the inner side of the first protective plate (12) and the second protective plate (13). The mounting block (32) is fixed on the inner side of the first protective plate (12) and the second protective plate (13). The mounting block (32) is arranged in three sets. The mounting groove (33) is opened on the back of the cover plate (31). The mounting block (32) and the mounting groove (33) are engaged.

6. The high-safety liquid adding gun structure according to claim 5, characterized in that, The cover plate (31) is fixedly connected to the back side of the first magnetic block (34), and the inner opposite ends of the first protective plate (12) and the second protective plate (13) are fixedly connected to the second magnetic block (35). The first magnetic block (34) and the second magnetic block (35) are attracted to each other.

7. The high safety liquid adding gun structure according to claim 5, characterized in that, The cover plate (31) has a blocking groove (36) fixedly connected to the bottom of the opposite end. A connecting hole (37) is opened in the upper middle of the inner side of the cover plate (31), and the connecting hole (37) is connected to the defrosting hole (14).

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