CN209262231U - A pressure vessel sealing device - Google Patents

Abstract

The utility model relates to a pressure container sealing device, belonging to the technical field of container sealing; the left end and the right end of the upper surface of the lower base plate are both fixed with a support column, the upper end of the support column is fixed on the lower surface of the upper base plate, a cylinder body penetrates through a round hole in the center of the lower base plate, a cover body is inserted in the cylinder body, the center of the upper surface of the cover body is fixedly connected with the lower end of a connecting pipe, the upper end of the connecting pipe is fixedly connected with a nut, the nut is screwed on a screw rod, the upper end of the screw rod penetrates through the upper base plate and then is fixedly connected with an output shaft of a motor, both ends of the nut are respectively provided with a connecting rod, the other end of the connecting rod is respectively fixed on a sliding block, the sliding block is arranged on a sliding rail in a sliding way, the sealing plug can be controlled to be inserted and pulled out by the motor, the sealing plug can be rapidly opened, a long cylinder is, reasonable arrangement, low manufacturing cost and the like.

Description

A pressure vessel sealing device

technical field

The utility model relates to the technical field of container sealing, in particular to a pressure container sealing device.

Background technique

A pressure vessel refers to a closed device that holds gas or liquid and carries a certain pressure. Storage and transportation vessels, reaction vessels, heat exchange vessels and separation vessels are all pressure vessels. At present, there are many quick-opening methods for pressure vessels at home and abroad. According to the basic principle, it can be roughly divided into: cylinder-single pressing hook quick opening door, cylinder multi pressing hook quick opening door, semicircular pressing hoop quick opening door and toothed quick opening door, etc. The principles are similar, and these methods are due to equipment manufacturing, Installation errors, improper use or seal selection problems, under the pressure of the pressure vessel, self-locking failures, compression hooks or clamping hoops often slip out automatically, which not only poses safety hazards, but also easily causes accidents. , Most of the quick-opening devices are opened in a hinged manner, resulting in restrictions on the installation of other devices above the quick-opening device, which needs to be improved urgently.

Utility model content

The purpose of this utility model is to aim at the defects and deficiencies of the prior art, to provide a pressure vessel sealing device with simple structure, reasonable design and convenient use, which can control the insertion and extraction of the sealing plug through a motor, and can quickly Open it, and the tank cover of the pressure vessel is connected with a long tube, which can adjust the pressure in the pressure vessel to keep the internal pressure within a certain value.

In order to achieve the above object, the technical solution adopted by the utility model is: it comprises an upper base plate, a lower base plate, a support column, a cylinder body, a cover body, a screw mandrel, a screw nut and a connecting pipe, and the said lower base plate is equidistantly distributed with several A bolt hole, the left and right ends of the upper surface of the lower base plate are fixed with support columns, the upper end of the support column is fixed on the lower surface of the upper base plate, and a cylinder is penetrated in the circular hole in the center of the lower base plate, The peripheral wall of the lower end of the cylinder is fixedly connected with the inner side wall of the circular hole on the lower bottom plate, a cover is inserted in the cylinder, the peripheral wall of the cover is arranged in contact with the inner side wall of the cylinder, and the upper side of the cover is The center of the surface is fixedly connected with the lower end of the connecting pipe, the upper end of the connecting pipe is fixedly connected with the screw nut, the screw nut is screwed on the screw rod, the lower end of the screw rod is inserted in the connecting tube, and the upper end of the screw rod passes through the After the upper base plate is fixedly connected with the output shaft of the motor, the motor is fixed on the upper surface of the upper base plate, the motor is connected to an external power supply, and connecting rods are provided at both ends of the screw nut, and the connecting rod The other ends of the sliders are respectively fixed on the sliders, and the sliders are slidably arranged on the slide rails, and the slide rails are respectively fixed on the upper ends of the support columns on both sides.

Further, a No. 1 sealing ring is wrapped on the outer side wall of the cover, and the outer side wall of the No. 1 sealing ring is arranged in contact with the inner side wall of the cylinder.

Further, the support column is composed of No. 1 support rod and No. 2 support rod. The protrusion under the No. 1 support rod is inserted into the groove of the No. 2 support rod and fixed by bolts. The protrusion and the No. 1 pole are of an integral structure, and the groove is of an integral structure with the No. 2 pole.

Further, a No. 2 sealing ring is glued and fixed on the lower surface of the lower bottom plate.

Further, a limit block is fixed at the lower end of the screw rod, and the limit block is arranged in the connecting pipe.

Further, a pipe is inserted into the side wall of the cylinder, and the end of the pipe away from the cylinder is sealed by a plug, and a pressure gauge is provided on the pipe.

Further, support rods are provided on the lower sides of the middle ends of the connecting rods, and the lower ends of the support rods are respectively fixed on the left and right ends of the upper surface of the cover body.

After adopting the above-mentioned structure, the beneficial effect of the utility model is: a pressure vessel sealing device described in the utility model can control the insertion and extraction of the sealing plug through a motor, and can quickly open it, and the tank cover of the pressure vessel A long tube is connected to the top, which can adjust the pressure in the pressure vessel to keep the internal pressure within a certain value. The utility model has the advantages of simple structure, reasonable setting, and low manufacturing cost.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without any creative effort.

Fig. 1 is a structural representation of the utility model.

Fig. 2 is a sectional view of the utility model.

Fig. 3 is an enlarged view of part A in Fig. 1 .

Explanation of reference signs:

Upper base plate 1, lower base plate 2, support column 3, cylinder body 4, cover body 5, screw rod 6, screw nut 7, connecting pipe 8, bolt hole 9, motor 10, connecting rod 11, slider 12, slide rail 13 , No. 1 seal ring 14, No. 1 pole 15, No. 2 pole 16, protrusion 17, groove 18, No. 2 seal ring 19, limit block 20, pipe 21, pressure gauge 22, support rod 23.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described.

Referring to Fig. 1-Fig. 3, the technical solution adopted in this specific embodiment is: it includes upper base plate 1, lower base plate 2, support column 3, cylinder body 4, cover body 5, screw mandrel 6, screw nut 7 and Connecting pipe 8, several bolt holes 9 are equidistantly distributed on the lower bottom plate 2, support columns 3 are welded and fixed on the left and right ends of the upper surface of the lower bottom plate 2, and the upper ends of the support columns 3 are welded and fixed on On the lower surface of the upper bottom plate 1, a cylindrical body 4 is penetrated through the circular hole in the center of the lower bottom plate 2, and the peripheral wall of the lower end of the cylindrical body 4 is welded and fixed to the inner side wall of the circular hole on the lower bottom plate 2. A cover body 5 is inserted in the body 4, and the peripheral wall of the cover body 5 is arranged in contact with the inner side wall of the cylinder body 4. The center of the upper surface of the cover body 5 is welded and fixed to the lower end of the connecting pipe 8. The connecting pipe 8. The upper end is welded and fixed with the screw nut 7. The screw nut 7 is screwed on the screw rod 6. The lower end of the screw rod 6 is inserted in the connecting pipe 8. After the upper end passes through the upper base plate 1, it is connected with the output of the motor 10. The shaft is welded and fixed, the motor 10 is fixed on the upper surface of the upper base plate 1 by bolts, the motor 10 is connected to an external power supply, and its model is YS-70KTYZ, and both ends of the nut 7 are welded and fixed There are connecting rods 11, the other ends of the connecting rods 11 are respectively welded and fixed on the sliders 12, the sliders 12 are slidably arranged on the slide rails 13, and the slide rails 13 are fixed on both sides by bolts to support on the upper end of column 3.

Further, a No. 1 sealing ring 14 is wrapped on the outer side wall of the cover body 5, and the outer side wall of the No. 1 sealing ring 14 is arranged in contact with the inner side wall of the cylinder body 4, so that the gap between the cover body 5 and the cylinder body 4 The sealing effect is better.

Further, the support column 3 is composed of a No. 1 pole 15 and a No. 2 pole 16, and the protrusion 17 below the No. 1 pole 15 is inserted into the groove 18 of the No. 2 pole 16, And fixed by bolts, the protrusion 17 is integrated with the No. 1 pole 15, and the groove 18 is integrated with the No. 2 pole 16. When the inside of the cylinder 4 needs to be cleaned, The bolts are loosened, and the upper bottom plate 1 is rotated by 90° so that there is no shelter above the cylinder body 4 .

Further, a No. 2 sealing ring 19 is glued and fixed on the lower surface of the lower bottom plate 5, so that the lower surface of the lower bottom plate 5 can be in close contact with the pressure vessel, increasing its sealing effect.

Further, the lower end of the screw mandrel 6 is welded to fix the limit block 20, and the limit block 20 is arranged in the connecting pipe 8, which can prevent the screw nut 7 from detaching from the screw mandrel 6, so that the cover body 5 falls into the tube The lower end of body 4.

Further, a pipe 21 is inserted on the side wall of the cylinder 4, and the pipe 21 is welded and fixed to the side wall of the cylinder 4. The end of the pipe 21 away from the cylinder 4 is sealed by a plug. The pipe 21 is provided with a pressure gauge 22, which can detect the pressure inside the cylinder body 4, and also detect whether the cylinder body 4 is leaking.

Further, the lower side of the middle end of the connecting rod 11 is welded and fixed with a support rod 23, and the lower ends of the support rod 23 are respectively welded and fixed on the left and right ends of the upper surface of the cover body 5, which can increase the upward movement of the cover body 5 or Stability when moving down.

The working principle of this specific embodiment: when in use, place the lower bottom plate 5 on the connecting flange of the pressure vessel, pass through the bolt hole 9 through the bolt and screw it on the flange, and start the motor 10, and the motor 10 drives the wire The rod 6 rotates, the screw rod 6 drives the screw nut 7 to move upward, and the screw nut 7 drives the connecting pipe 8 to rise, thereby driving the cover body 5 to move upward until the cover body 5 is separated from the cylinder body 4, from the inlet of the cylinder body 4 to the pressure vessel Fill it with liquid or gas. After installing it, start the motor 10 again, and the motor 10 will rotate in the opposite direction, so that the screw nut 7 will move downward, and the cover body 5 will move downward until it is inserted into the cylinder body 4. After continuing to rotate, the cover The body 5 continues to move downward, and the internal pressure can be observed through the pressure gauge 22. During transportation, the pressure gauge 22 can also be used to observe whether there is air leakage in the cylinder body 4 or the pressure vessel, such as the value of the pressure gauge 22. If it changes, it means that there is air leakage, otherwise there is no air leakage.

After adopting the above-mentioned structure, the beneficial effect of this specific embodiment is: the pressure vessel sealing device described in this specific embodiment can control the insertion and extraction of the sealing plug through a motor, and can quickly open it, and the pressure vessel can be opened quickly. The tank cover is connected with a long tube, which can adjust the pressure inside the pressure vessel to keep the internal pressure within a certain value. The utility model has the advantages of simple structure, reasonable setting and low manufacturing cost.

The above is only used to illustrate the technical solution of the utility model without limitation, other modifications or equivalent replacements made by those skilled in the art to the technical solution of the utility model, as long as they do not depart from the spirit and scope of the technical solution of the utility model , should be covered in the scope of the claims of the present utility model.

Claims (7)

1. A pressure vessel sealing device, characterized in that it includes an upper base plate (1), a lower base plate (2), a support column (3), a cylinder (4), a cover (5), and a screw rod (6) , screw nuts (7) and connecting pipes (8), several bolt holes (9) are equidistantly distributed on the lower bottom plate (2), and the left and right ends of the upper surface of the lower bottom plate (2) are fixed with supports column (3), the upper end of the support column (3) is fixed on the lower surface of the upper base plate (1), and a cylinder (4) is installed in the center hole of the lower base plate (2). The peripheral wall of the lower end of the body (4) is fixedly connected with the inner side wall of the upper circular hole of the lower bottom plate (2). The inner side wall of the cylinder (4) is arranged in contact, the center of the upper surface of the cover (5) is fixedly connected with the lower end of the connecting pipe (8), and the upper end of the connecting pipe (8) is fixedly connected with the wire nut (7) , the screw nut (7) is screwed on the screw rod (6), the lower end of the screw rod (6) is inserted in the connecting pipe (8), and the upper end of the screw rod (6) passes through the upper base plate (1) and connects with the motor ( 10) is fixedly connected to the output shaft, the motor (10) is fixed on the upper surface of the upper base plate (1), the motor (10) is connected to an external power supply, and both ends of the wire nut (7) are A connecting rod (11) is provided, and the other ends of the connecting rod (11) are respectively fixed on the slider (12), and the slider (12) is slidably arranged on the slide rail (13), and the slider The rails (13) are respectively fixed on the upper ends of the support columns (3) on both sides. 2. A pressure vessel sealing device according to claim 1, characterized in that: a No. 1 sealing ring (14) is wrapped on the outer wall of the cover (5), and the No. 1 sealing ring (14) The outer wall is arranged in contact with the inner wall of the cylinder (4). 3. A pressure vessel sealing device according to claim 1, characterized in that: the support column (3) is composed of a No. 1 support rod (15) and a No. 2 support rod (16), and the first The protrusion (17) below the No. 1 pole (15) is inserted into the groove (18) of the No. 2 pole (16) and fixed by bolts. The protrusion (17) is connected to the No. 1 pole ( 15) An integrated structure, the groove (18) and the second pole (16) are integrated. 4. A pressure vessel sealing device according to claim 1, characterized in that: a No. 2 sealing ring (19) is glued and fixed on the lower surface of the lower bottom plate (2). 5. A pressure vessel sealing device according to claim 1, characterized in that: the lower end of the screw rod (6) is fixed with a limit block (20), and the limit block (20) is arranged on the connecting pipe (8) inside. 6. A pressure vessel sealing device according to claim 1, characterized in that: a pipe (21) is inserted on the side wall of the cylinder (4), and the pipe (21) is far away from the cylinder (4) ) is sealed by a plug, and the pipeline (21) is provided with a pressure gauge (22). 7. A pressure vessel sealing device according to claim 1, characterized in that: support rods (23) are provided on the lower side of the middle end of the connecting rods (11), and the lower ends of the support rods (23) are respectively Be fixed on the left and right ends of the upper surface of the cover body (5).