CN211033796U

CN211033796U - Cylinder piston sealed EPP pressure maintaining material cylinder

Info

Publication number: CN211033796U
Application number: CN201922197389.4U
Authority: CN
Inventors: 钟志鹏; 吴晓会
Original assignee: Hangzhou Plastic Machinery Co ltd
Current assignee: Hangzhou Plastic Machinery Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-07-17
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses a cylinder piston sealed EPP pressurize feed cylinder belongs to EPP and stores technical field, including the barrel, the barrel top sets up the closing cap, and the barrel bottom sets up welded flange, and the welded flange bottom sets up ejection of compact part, its characterized in that: the ejection of compact part is including ejection of compact bottom plate, ejection of compact bottom plate surface runs through and sets up the through-hole, the through-hole inboard sets up the sealing washer, the sealing washer inboard sets up divides the material piston, divide material piston upper portion to be located the sealing washer top, divide the material piston middle and lower part to be located the sealing washer below, divide the material piston middle and lower part periphery to set up ejection of compact cylinder body, the periphery in ejection of compact cylinder body upper portion sets up ejection of compact joint installed part, ejection of compact joint installed part bottom equidistance annular sets up ejection of compact joint, ejection of compact cylinder body bottom sets up the cylinder, divide material piston and cylinder fixed connection, divide and set up 2 annular wear-resisting areas between material piston and the ejection of compact cylinder body, the utility model discloses.

Description

Cylinder piston sealed EPP pressure maintaining material cylinder

Technical Field

The utility model relates to a technical field is stored to the EPP, specifically is a cylinder piston sealed EPP pressurize feed cylinder.

Background

EPP is a high crystalline polymer with excellent shock resistance and generation shapePowerful resilience after becoming, weight is extremely light, on the basis of guaranteeing intensity, can greatly alleviate product quality, relies on its outstanding performance, is obtaining more and more extensive application in a great deal of fields such as electronic product's packaging material, the bumper of car, shockproof core, the sole of sports shoes, and the storage of EPP needs to be accomplished by the pressurize feed cylinder, is a very important ring in production and the use: the internal of the pressure maintaining charging barrel needs to be maintained at 2-4kg/cm²The constant voltage state, pressure is higher than or is less than this numerical value, all can cause serious adverse effect to EPP's quality, traditional pressurize mode is rotor spin sealing, nevertheless because inevitable error in the course of working, there is the gap often between rotor and the pressurize feed cylinder, high-pressure gas in with the pressurize feed cylinder slowly leaks in storage process, lead to the inside pressure of pressurize feed cylinder to deviate from the standard value gradually, even can be to replenishing high-pressure gas in the pressurize feed cylinder, also can't thoroughly overcome the slow adverse effect that leaks and cause EPP's quality of high-pressure gas persistence, consequently, the urgent need is to make the improvement to traditional pressurize feed cylinder.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a cylinder piston sealed EPP pressurize feed cylinder.

The utility model provides a cylinder piston sealed EPP pressurize feed cylinder, includes the barrel, the barrel top sets up the closing cap, the barrel bottom sets up welded flange, the welded flange bottom sets up ejection of compact part, ejection of compact part with the barrel passes through welded flange connects its characterized in that: the discharging part comprises a discharging bottom plate, a through hole is formed in the surface of the discharging bottom plate in a penetrating mode, a sealing ring is arranged on the inner side of the through hole, a distributing piston is arranged on the inner side of the sealing ring, the upper portion of the distributing piston is located above the sealing ring, the middle lower portion of the distributing piston is located below the sealing ring, a discharging cylinder body is arranged on the periphery of the middle lower portion of the distributing piston, a discharging joint mounting piece is arranged on the periphery of the upper portion of the discharging cylinder body, a discharging joint is annularly arranged on the bottom of the discharging joint mounting piece in an equidistant mode, a cylinder is.

Furthermore, annular wear-resisting belts are arranged between the material distributing piston and the discharging cylinder body, the number of the annular wear-resisting belts is 2, and the 2 annular wear-resisting belts are respectively positioned at the bottom of the sealing ring, at the upper part of the discharging cylinder body and at the middle part of the discharging cylinder body.

Further, ejection of compact cylinder body upper portion equidistance annular runs through and sets up the round hole, ejection of compact joint installed part internal surface and bottom surface equidistance annular run through and set up discharging hole, the round hole on ejection of compact cylinder body upper portion with discharging hole with ejection of compact joint constitutes discharging channel.

Furthermore, the number of the round holes, the number of the discharge through holes and the number of the discharge connectors on the upper part of the discharge cylinder body are 8.

Furthermore, the middle upper part of the material distributing piston is longitudinally provided with 8U-shaped through grooves.

Furthermore, a piston anti-rotation frame is horizontally arranged above the center of the discharging bottom plate, a piston anti-rotation rod is vertically arranged on the surface of the piston anti-rotation frame, and the piston anti-rotation rod is connected with the distributing piston in a clamping mode.

Furthermore, the number of the distributing pistons is 3, the number of the piston anti-rotation rods is 3, and the 3 piston anti-rotation rods are connected with the 3 groups of distributing pistons in a one-to-one correspondence manner.

Furthermore, a piston dust cover is arranged at the center of the top of the material distributing piston.

Further, the top of the sealing cover is provided with an upper straight pipe, a butterfly valve is arranged above the upper straight pipe, one side of the upper straight pipe is provided with a corner seat valve, the bottom of the upper straight pipe is provided with an internal thread filter, the internal thread filter is located inside the barrel, the upper portion of one side of the barrel is provided with an observation window, a maintenance window is arranged below the observation window, and the barrel is far away from the upper portion and the lower portion of one side of the observation window are both provided with a group of installation set square.

The utility model discloses a beneficial effect of cylinder piston sealed EPP pressurize feed cylinder does:

1. the distribution piston is driven by the cylinder to move up and down, the U-shaped through groove on the surface of the distribution piston, the round hole on the upper part of the discharge cylinder body, the discharge through hole on the surface of the discharge joint mounting part and the discharge channel formed by the discharge joint facilitate the taking of EPP by workers, and meanwhile, the sealing ring and the 2 annular wear-resistant belts are in close contact with the outer wall of the distribution piston, so that the pressure maintaining material cylinder is in a storage state, internal high-pressure gas cannot leak, the internal air pressure can be always kept at a standard value, the requirement of the storage of the EPP on the air pressure condition is well met, and compared with the traditional pressure maintaining material cylinder, the quality of the EPP is better ensured under the storage of;

2. the piston anti-rotation frame and the piston anti-rotation rod well ensure that the 3-component material piston cannot generate position deviation, effectively avoid the deviation of the EPP taking amount caused by the position deviation of the material distributing piston, and remarkably optimize the EPP taking effect;

3. the piston dust cap well avoids the dust in the pressure maintaining material cylinder from falling into the material distributing piston and even the cylinder, and the normal use of the material distributing piston and the cylinder is influenced.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, but the protection scope of the present invention is not limited thereto.

Fig. 1 is a schematic structural view of a cylinder piston sealed EPP pressure maintaining material cylinder of the present invention;

fig. 2 is a schematic structural view of an internal thread filter part of a cylinder piston sealing type EPP pressure maintaining material cylinder according to the present invention;

fig. 3 is a schematic structural view of a discharging part of a cylinder piston sealed EPP pressure maintaining material cylinder according to the present invention;

fig. 4 is a schematic diagram (one) of the internal structure of the discharging part of the cylinder piston sealed EPP pressure maintaining material cylinder according to the present invention;

fig. 5 is a schematic diagram (ii) of the internal structure of the discharging part of the cylinder piston sealed EPP pressure maintaining material cylinder according to the present invention;

fig. 6 is a schematic bottom structure view (one) of a discharging part of a cylinder piston sealing type EPP pressure maintaining material cylinder according to the present invention;

fig. 7 is a schematic bottom structure view (two) of a discharging portion of a cylinder piston sealed EPP pressure maintaining material cylinder according to the present invention.

The device comprises a butterfly valve 1, a butterfly valve 2, a sealing cover 3, an observation window 4, a cylinder 5, a maintenance window 6, a welding flange 7, a cylinder 8, a mounting triangle plate 9, a straight upper pipe 10, a corner seat valve 11, an internal thread filter 12, a discharge bottom plate 13, a piston dust cap 14, a piston anti-rotation frame 15, a piston anti-rotation rod 16, a material distribution piston 17, a discharge joint 18, a discharge cylinder body 19, a sealing ring 20, a discharge joint mounting part 21, an annular wear-resistant belt and a discharge through hole 22.

Detailed Description

For the sake of clarity, the cylinder piston sealing type EPP pressure maintaining material cylinder of the present invention will be further described with reference to the drawings of the specification, fig. 1 to 7.

The utility model provides a cylinder piston sealed EPP pressurize feed cylinder, includes

barrel

4, 4 tops of barrel set up closing

cap

2, 4 bottoms of barrel set up

welding flange

6, 6 bottoms of welding flange set up ejection of compact parts, ejection of compact parts with barrel 4 passes through welding flange 6 is connected its characterized in that: the ejection of compact part is including ejection of compact bottom plate 12, ejection of compact bottom plate 12 surface runs through and sets up the through-hole, the through-hole inboard sets up sealing

washer

19, 19 inboard settings of sealing washer divide material piston 16, divide material piston 16 upper portion to be located 19 tops of sealing washer, divide material piston 16 middle and lower part to be located 19 below of sealing washer, divide material piston 16 middle and lower part periphery to set up ejection of

compact cylinder body

18, 18 upper portion peripheries of ejection of compact cylinder body set up ejection of compact joint installed part 20, ejection of compact joint installed part 20 bottom equidistance annular sets up ejection of

compact joint

17, 18 bottoms of ejection of compact cylinder body set up cylinder 7, divide material piston 16 with cylinder 7 fixed.

Further, an annular wear-resistant belt 21 is arranged between the distributing piston 16 and the discharging cylinder 18, the number of the annular wear-resistant belts 21 is 2, and the 2 annular wear-resistant belts 21 are respectively located at the bottom of the sealing ring 19, at the upper part of the discharging cylinder 18 and at the middle part of the discharging cylinder 18.

Further, the equidistance ring of the upper part of the discharging cylinder body 18 runs through and sets up the round hole, the equidistance ring of the inner surface and the bottom surface of the discharging joint installation part 20 runs through and sets up the discharging through hole 22, the round hole of the upper part of the discharging cylinder body 18 with the discharging through hole 22 and the discharging joint 17 constitute a discharging channel.

Furthermore, the number of the round holes on the upper part of the discharging cylinder body 18, the number of the discharging through holes 22 and the number of the discharging connectors 17 are all 8.

Further, the middle upper part of the material distributing piston 16 is longitudinally provided with 8U-shaped through grooves.

Further, a piston anti-rotation frame 14 is horizontally arranged above the center of the discharging bottom plate 12, a piston anti-rotation rod 15 is vertically arranged on the surface of the piston anti-rotation frame 14, and the piston anti-rotation rod 15 is clamped with the material distributing piston 16.

Further, the number of the distributing pistons 16 is 3, the number of the piston anti-rotation rods 15 is 3, and the 3 piston anti-rotation rods 15 are connected with the 3 groups of distributing pistons 16 in a one-to-one correspondence manner.

Further, a piston dust cover 13 is arranged at the center of the top of the distributing piston 16.

Further, 2 tops of closing cap set up straight tube 9, it sets up butterfly valve 1 to go up straight tube 9 top, it sets up angle seat valve 10 to go up straight tube 9 one side, it sets up internal thread filter 11 to go up straight tube 9 bottom, internal thread filter 11 is located inside barrel 4, barrel 4 one side upper portion sets up

observation window

3, 3 below settings maintenance windows 5 of observation window, barrel 4 is far away the upper portion and the lower part of 3 one sides of observation window all set up a set of installation set-square 8.

The utility model discloses a theory of operation of cylinder piston sealed EPP pressurize feed cylinder does: open butterfly valve 1, with the leading-in inside back of this pressurize feed cylinder of EPP finished product, close butterfly valve 1, when needing to take EPP, start cylinder 7, cylinder 7 drives and divides material piston 16 to move down, divide the U-shaped logical groove of the vertical setting in material piston 16 surface and the round hole on 18 upper portions of ejection of compact cylinder body, ejection of compact through-hole 22 on 20 surfaces of ejection of compact joint installed part, ejection of compact joint 17 constitute discharge channel after, the staff can connect 17 bottom opening part at the ejection of compact and open the mouth at 17 bottom openings of theEPP is taken, after the EPP is taken, the air cylinder 7 drives the material distribution piston 16 to move upwards and reset, the pressure maintaining material cylinder enters a storage state again, the sealing ring 19 and the 2 annular wear-resistant strips 21 are in close contact with the outer wall of the material distribution piston 16 in the storage state, the high-pressure gas in the pressure maintaining material cylinder is ensured not to leak, and the pressure maintaining material cylinder is always kept at 2-4kg/cm²The constant voltage state of storage, the quality of storing its inside EPP obtains fully guaranteeing, owing to take the process and only last several seconds the time, consequently can neglect the loss of the inside high-pressure gas of this pressurize feed cylinder, even operating time overlength, take the number of times too much, lead to the inside atmospheric pressure of this pressurize feed cylinder to reduce slightly, the staff also can open angle seat valve 10 and supply this pressurize feed cylinder inside high-pressure gas.

The above is only the specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a cylinder piston sealed EPP pressurize feed cylinder, includes barrel (4), barrel (4) top sets up closing cap (2), barrel (4) bottom sets up welded flange (6), welded flange (6) bottom sets up ejection of compact part, ejection of compact part with barrel (4) pass through welded flange (6) are connected its characterized in that: the ejection of compact part includes ejection of compact bottom plate (12), ejection of compact bottom plate (12) surface runs through and sets up the through-hole, the through-hole inboard sets up sealing washer (19), sealing washer (19) inboard sets up divides material piston (16), divide material piston (16) upper portion to be located sealing washer (19) top, divide material piston (16) well lower part to be located sealing washer (19) below, divide material piston (16) well lower part periphery to set up ejection of compact cylinder body (18), ejection of compact cylinder body (18) upper portion periphery sets up ejection of compact joint installed part (20), ejection of compact joint installed part (20) bottom equidistance annular sets up ejection of compact joint (17), ejection of compact cylinder body (18) bottom sets up cylinder (7), divide material piston (16) with cylinder (7) fixed connection.

2. The cylinder-piston sealed EPP pressure maintaining cartridge according to claim 1, wherein an annular wear-resistant belt (21) is provided between the distributing piston (16) and the discharging cylinder (18), the number of the annular wear-resistant belts (21) is 2, and 2 annular wear-resistant belts (21) are respectively located at the bottom of the sealing ring (19), the upper part of the discharging cylinder (18) and the middle part of the discharging cylinder (18).

3. The cylinder piston sealing type EPP pressure maintaining cylinder according to claim 1, characterized in that a circular hole is formed through the upper part of the discharging cylinder body (18) in an equidistant annular manner, a discharging through hole (22) is formed through the inner surface and the bottom surface of the discharging connector mounting part (20) in an equidistant annular manner, and the circular hole in the upper part of the discharging cylinder body (18) forms a discharging channel with the discharging through hole (22) and the discharging connector (17).

4. The cylinder-piston sealed EPP pressure maintaining cylinder according to claim 3, characterized in that the number of the circular hole at the upper part of the discharging cylinder body (18), the discharging through hole (22) and the discharging joint (17) is 8.

5. The cylinder-piston sealed EPP pressure maintaining cartridge according to claim 1, wherein a U-shaped through groove is longitudinally provided in the upper middle portion of the distributing piston (16), and the number of the U-shaped through grooves is 8.

6. The cylinder piston sealing type EPP pressure maintaining material cylinder according to claim 1, characterized in that a piston anti-rotation frame (14) is horizontally arranged above the center position of the discharging bottom plate (12), a piston anti-rotation rod (15) is vertically arranged on the surface of the piston anti-rotation frame (14), and the piston anti-rotation rod (15) is clamped with the distributing piston (16).

7. The cylinder-piston sealed EPP pressure maintaining cartridge according to claim 6, characterized in that the number of the distributing pistons (16) is 3 groups, the number of the piston anti-rotation rods (15) is 3, and 3 piston anti-rotation rods (15) are connected with 3 groups of distributing pistons (16) in a one-to-one correspondence.

8. The cylinder-piston sealed EPP pressure maintaining cartridge according to claim 1, wherein a piston dust cap (13) is provided at the top center position of the distributing piston (16).

9. The cylinder piston sealing type EPP pressure maintaining material cylinder according to claim 1, characterized in that an upper straight pipe (9) is arranged at the top of the sealing cover (2), a butterfly valve (1) is arranged above the upper straight pipe (9), a corner seat valve (10) is arranged at one side of the upper straight pipe (9), an internal thread filter (11) is arranged at the bottom of the upper straight pipe (9), the internal thread filter (11) is positioned inside the cylinder body (4), an observation window (3) is arranged at the upper part of one side of the cylinder body (4), a maintenance window (5) is arranged below the observation window (3), and a set of mounting triangular plates (8) are arranged at the upper part and the lower part of one side of the cylinder body (4) far away from the observation window (3).