CN219668898U - Breathable chemical barrel cover - Google Patents

Abstract

The utility model provides a ventilative chemical industry bung, including the bung body and the ventilative stopper of interference fit installation, the through-hole has been seted up to the central point department of bung body, ventilative stopper installs the below in the through-hole position, be equipped with first bulge loop and second bulge loop on the internal top surface of bung, form the cartridge groove of ventilative stopper cooperation installation between first bulge loop and the second bulge loop, wherein be equipped with first ring channel and second ring channel on the ventilative stopper, be equipped with matched with annular protruding edge and annular fixture block on the inner peripheral surface of second bulge loop, thereby realize the firm installation of ventilative stopper, under the circumstances that avoids the interior industrial chemicals of bucket to spill, can also let the gaseous discharge that produces in the industrial chemicals transportation process in the bucket, avoid causing the harm to the industrial chemicals, thereby ensure industrial chemicals's transportation.

Description

Breathable chemical barrel cover

Technical Field

The utility model relates to the technical field of barrel cover devices, in particular to a breathable chemical barrel cover.

Background

The chemical bucket is a container for containing various chemical raw materials, is not easy to react with the chemical raw materials due to the stability of the performance, has excellent corrosion resistance, and is generally used for storing and transporting the chemical raw materials. The existing chemical barrel covers are all integrally arranged and are connected to the chemical barrel cover through threads in a sealing mode, the air permeability is poor, air expansion can be generated in the transportation process of part of chemical raw materials, if the air permeability is poor, the chemical raw materials cannot be discharged out of the barrel in time, damage to a certain degree can be caused to the chemical barrel, and the transportation of the whole chemical raw materials is affected.

Disclosure of Invention

The utility model aims to provide a breathable chemical barrel cover, which is provided with a breathable plug in an interference fit manner, has excellent breathability, can discharge gas generated in the transportation process of chemical raw materials in the barrel, avoids damaging the chemical barrel, and solves the problems in the prior art.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a ventilative chemical industry bung, is including the ventilative stopper of bung body and interference fit installation, is equipped with the internal thread on the inner peripheral wall of bung body, the central point department of bung body has seted up the through-hole, is equipped with first bulge loop on the interior top surface of bung body corresponding to the position of through-hole, and the periphery of first bulge loop is equipped with the second bulge loop, forms the cartridge groove between first bulge loop and the second bulge loop, and ventilative stopper installs in the cartridge inslot, ventilative stopper is including the circular pad, is equipped with a plurality of spliced poles that the circumference was arranged on the circular pad, is equipped with the annular slab between the top surface of spliced pole, is connected with the plug bush on the annular slab, wherein plug bush and cartridge groove interference fit installation are equipped with the net grid in the bottom of plug bush, and the ventilated membrane is located the bottom position of net grid in the inner periphery of annular slab, and wherein first ring channel has been seted up to the periphery on plug bush upper portion, is equipped with the annular flange with first ring channel matched with on the inner peripheral of second bulge loop, and the second ring is seted up at the periphery at plug bush middle part. The bottom of the barrel cover body is provided with a retaining ring, a plurality of connecting blocks which are circumferentially arranged are arranged between the retaining ring and the barrel cover body, and the inner periphery of the retaining ring is provided with a plurality of retaining teeth which are circumferentially arranged, and the inclination directions of the retaining teeth are consistent. And a third convex ring is arranged on the inner top surface of the barrel cover body and is positioned on the periphery of the second convex ring. An annular inclined plane is arranged on the inner peripheral surface of the bottom of the second convex ring and is positioned on the upper side of the annular plate. The outer peripheral surface of the barrel cover body is provided with a plurality of reinforcing ribs which are circumferentially arranged. The central position department of grid installs the stand of vertical setting, and the top of stand stretches out the through-hole and is connected with the elastic guard shield, and the elastic guard shield is equipped with annular sunken with the hookup location department of stand, and the elastic guard shield can stretch out the bung body via the through-hole to cover on the bung body external surface of through-hole periphery.

The utility model has the positive effects that: the utility model discloses a breathable chemical barrel cover, which comprises a barrel cover body and a breathable plug in interference fit installation, wherein a through hole is formed in the center position of the barrel cover body, the breathable plug is installed below the through hole, a first convex ring and a second convex ring are arranged on the inner top surface of the barrel cover body, a plug-in groove in which the breathable plug is in fit installation is formed between the first convex ring and the second convex ring, a first annular groove and a second annular groove are formed in the breathable plug, and an annular convex edge and an annular clamping block which are matched are arranged on the inner circumferential surface of the second convex ring, so that the breathable plug is firmly installed, and gas generated in the transportation process of chemical raw materials in the barrel can be discharged under the condition of avoiding the sprinkling of the chemical raw materials in the barrel, so that the damage to the chemical barrel is avoided, and the transportation of the chemical raw materials is ensured. In order to achieve the purpose of no water leakage at the joint of the air permeable plug and the main body cover, a three-layer sealing structure is innovatively developed, wherein an interference fit plug bush and a plug groove are sealed in a first layer, a second layer is sealed between the first annular groove and the annular convex edge, and a third layer is sealed between the annular clamping block and the second annular groove.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present utility model;

FIG. 2 is another side view of the three-dimensional view of the present utility model;

FIG. 3 is a front view of the present utility model;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is an enlarged view of a portion of I in FIG. 4;

FIG. 6 is a schematic view of the structure of a vent plug;

FIG. 7 is a schematic view of the structure of the lid after removal of the vent plug;

FIG. 8 is a schematic view of the structure of the mounting of the elastomeric shroud on the grille;

fig. 9 is a schematic view showing a state in which the elastic shield is turned upside down.

Detailed Description

The utility model discloses a breathable chemical barrel cover, which is shown in figures 1-4 and comprises a barrel cover body 1 and a breathable plug 2 which is in interference fit installation, wherein an inner thread is arranged on the inner peripheral wall of the barrel cover body 1 and is used for being rotatably installed on a chemical barrel. A through hole 3 is formed in the center of the barrel cover body 1, ventilation between the inside and the outside of the chemical barrel can be achieved through the through hole 3, and gas generated in the transportation process of chemical raw materials in the barrel is discharged.

For realizing the location installation of the ventilation plug 2 on the barrel cover body 1 and the matched sealing performance after installation, a first convex ring 4 is arranged on the inner top surface of the barrel cover body 1 corresponding to the position of the through hole 3, the inner cavity of the first convex ring 4 is communicated with the through hole 3, a second convex ring 5 is arranged on the periphery of the first convex ring 4, a plug-in groove 6 is formed between the first convex ring 4 and the second convex ring 5, and the ventilation plug 2 is installed in the plug-in groove 6. The gas in the barrel can be discharged out of the barrel through the ventilation plug 2 and the through hole 3.

As shown in fig. 5 and 6, the ventilation plug 2 includes a circular pad 7, a plurality of connection columns 8 circumferentially arranged are arranged on the circular pad 7, a ring plate 9 is arranged between the top surfaces of the connection columns 8, and a plug bush 10 is connected to the ring plate 9, wherein the plug bush 10 is installed with the plug slot 6 in an interference fit manner.

In order to strengthen the integral strength of the ventilation plug 2 and to avoid the chemical raw materials in the barrel from spilling out of the through hole 3, the bottom of the plug bush 10 is provided with a grid 11, the inner periphery of the annular plate 9 is provided with a ventilation film 12, and the ventilation film 12 is positioned at the bottom of the grid 11, wherein the ventilation film 12 allows gas to enter and exit, and can play a role in dust prevention and water prevention.

In order to realize the installation sealing performance of the ventilation plug 2 in the inserting groove 6, a first annular groove 13 is formed in the outer periphery of the upper portion of the inserting sleeve 10, an annular convex edge 14 matched with the first annular groove 13 is arranged on the inner periphery of the second convex ring 5, a second annular groove 15 is formed in the outer periphery of the middle portion of the inserting sleeve 10, and an annular clamping block 16 matched with the second annular groove 15 is arranged on the inner periphery of the second convex ring 5. The first annular groove 13 and the annular convex edge 14 which are matched with each other can realize the circumferential surface seal in the installation process, and the annular clamping block 16 can realize the vertical installation and positioning of the ventilation plug 2.

Wherein the inner diameter of the plug bush 10 is slightly smaller than the inner diameter of the plug-in groove 6, the ventilation plug 2 can be installed by adopting hot assembly, and the sealing effect without any gap is formed by the hot assembly and the interference fit of the size. The interference fit can form a first seal, wherein the inner diameter of the plug bush 10 is preferably 9mm, the inner diameter of the plug groove 6 is preferably 9.1mm, the temperature of the ventilation plug during hot assembly can be normal temperature, and the main body of the ventilation cover is about 90 degrees. The second sealing surface is formed between the first annular groove 13 and the annular convex edge 14, so that the concentricity and the perpendicularity of the vent plug 2 and the cover main body are more accurate and firmer during assembly, wherein the first annular groove 13 is positioned at the top of the vent plug, and the inward concave distance is preferably 1mm. The arrangement of the annular clamping block 16 and the second annular groove 15 forms a third seal, and the reverse buckle matching prevents the ventilation plug 2 from loosening so that the ventilation plug is more accurate and firm.

Further, in order to realize the connection and installation of the barrel cover body 1 on a chemical barrel, a retaining ring 17 is arranged at the bottom of the barrel cover body 1, a plurality of connecting blocks 18 which are circumferentially arranged are arranged between the retaining ring 17 and the barrel cover body 1, a plurality of retaining teeth 19 which are circumferentially arranged are arranged at the inner periphery of the retaining ring 17, the inclination directions of the retaining teeth 19 are consistent, the retaining teeth 19 can be matched with anti-theft teeth on the barrel body, and when the barrel body rotates in a certain direction, the ultimate tensile strength of the connecting blocks 18 can be exceeded, so that the barrel cover body 1 can be rotated and opened, and the retaining ring 17 is left on the barrel body.

Further, in order to realize the compression positioning of the inner sleeve cover at the bottom of the barrel cover body 1, a third convex ring 20 is arranged on the inner top surface of the barrel cover body 1, and the third convex ring 20 is positioned at the periphery of the second convex ring 5.

Further, an annular inclined plane 21 is arranged on the inner peripheral surface of the bottom of the second convex ring 5, and the annular inclined plane 21 is positioned on the upper side of the annular plate 9.

Further, in order to strengthen the overall strength of the barrel cover 1, a plurality of reinforcing ribs 22 are circumferentially arranged on the outer circumferential surface of the barrel cover 1.

Further, in order to effectively seal the through hole 3, water or other liquid outside is prevented from entering the barrel cover 1 through the through hole 3, as shown in fig. 8, a vertical column 23 is installed at the central position of the grid 11, the top end of the column 23 extends out of the through hole 3 and is connected with an elastic shield 24, an annular recess 25 is arranged at the connection position of the elastic shield 24 and the column 23, and the elastic shield 24 can extend out of the barrel cover 1 through the through hole 3 and is covered on the outer surface of the barrel cover 1 at the periphery of the through hole 3.

The arrangement of the annular recess 25 enables the elastic shield 24 to be compressed and bent more easily relative to the upright post 23, the elastic shield 24 downwards covers the periphery of the through hole 3 in a normal buckling state, the through hole 3 is plugged, external water and other liquids are effectively prevented from entering the barrel cover 1, when the air pressure in the chemical barrel rises and needs to be exhausted outwards, the elastic shield 24 is turned upwards as shown in fig. 9, the elastic shield 24 loses shielding to the through hole 3, and the gas generated by high pressure in the chemical barrel can be exhausted in time.

The data analysis is integrated, and through thousands of assembly experiments, the purpose of no water leakage and no air leakage at the assembly position of the chemical barrel cover and the air permeable plug can be realized, the extremely high sealing effect is achieved, and the gap that the extremely high sealing performance cannot be realized in the field of chemical air permeable covers is filled.

The technical scheme of the utility model is not limited to the scope of the embodiments of the utility model. The technical content that is not described in detail in the utility model is known in the prior art.

Claims (6)

1. The utility model provides a ventilative chemical industry bung which characterized in that: including bung body (1) and ventilation plug (2) of interference fit installation, be equipped with the internal thread on the interior perisporium of bung body (1), through-hole (3) have been seted up in central point department of bung body (1), be equipped with first bulge loop (4) on the interior top surface of bung body (1) corresponding to the position of through-hole (3), the periphery of first bulge loop (4) is equipped with second bulge loop (5), form cartridge groove (6) between first bulge loop (4) and second bulge loop (5), ventilation plug (2) are installed in cartridge groove (6), ventilation plug (2) are including rotary cushion (7), be equipped with on rotary cushion (7) a plurality of spliced pole (8) of circumference arrangement, be equipped with between the top surface of spliced pole (8) annular slab (9), be connected with plug bush (10) on annular slab (9), wherein plug bush (10) and cartridge groove (6) interference fit installation, be equipped with grid (11) in the bottom of plug bush (10), the inner periphery of annular slab (9) is installed and is formed between first bulge loop (4) and second bulge loop (5), and the periphery of ventilation plug (12) is equipped with annular slab (13) and is equipped with peripheral portion (13) of the same circumference of annular membrane (13) on the top surface of annular slot (13), the periphery at the middle part of the plug bush (10) is provided with a second annular groove (15), and the inner periphery of the second convex ring (5) is provided with an annular clamping block (16) matched with the second annular groove (15).

2. A breathable chemical industry lid according to claim 1, characterized in that: the anti-slip device is characterized in that the bottom of the barrel cover body (1) is provided with an anti-slip ring (17), a plurality of connecting blocks (18) which are circumferentially arranged are arranged between the anti-slip ring (17) and the barrel cover body (1), the inner periphery of the anti-slip ring (17) is provided with a plurality of anti-slip teeth (19) which are circumferentially arranged, and the inclination directions of the anti-slip teeth (19) are consistent.

3. A breathable chemical industry lid according to claim 1, characterized in that: the inner top surface of the barrel cover body (1) is provided with a third convex ring (20), and the third convex ring (20) is positioned on the periphery of the second convex ring (5).

4. A breathable chemical industry lid according to claim 1, characterized in that: an annular inclined plane (21) is arranged on the inner peripheral surface of the bottom of the second convex ring (5), and the annular inclined plane (21) is positioned on the upper side of the annular plate (9).

5. A breathable chemical industry lid according to claim 1, characterized in that: the outer peripheral surface of the barrel cover body (1) is provided with a plurality of reinforcing ribs (22) which are circumferentially arranged.

6. A breathable chemical industry lid according to claim 1, characterized in that: the center position department of grid (11) installs stand (23) of vertical setting, and through-hole (3) are stretched out on the top of stand (23) and are connected with elastic shield (24), and the hookup location department of elastic shield (24) and stand (23) is equipped with annular sunk (25), and elastic shield (24) can stretch out bung body (1) through-hole (3) to cover on bung body (1) surface of through-hole (3) periphery.