CN214063833U - Temperature-resistant air bag sealing garbage partition device - Google Patents

Abstract

The utility model discloses a temperature resistant gasbag seals rubbish off device, which comprises a housin, install the rear end cover through the screw on the rear end face of casing, one circular shape two-way seal seat is installed to the one end that is close to the rear end cover at the casing, two-way seal seat is including dismantling outlet member, can dismantle the import piece, two PTFE sealing washer and gasbag, the gasbag is installed on two PTFE sealing washer, can dismantle outlet member and can dismantle import piece centre gripping PTFE sealing washer and gasbag, it is equipped with a baffle still to overlap in the casing, the front end of baffle passes through front end housing locking on the casing, the middle part of front end housing is passed through the screw fixation and is had the driving medium, a transfer line is installed through the threaded mode to the preceding terminal surface of driving medium, the transfer line passes. The utility model discloses a gasbag formula sealing means, when the baffle was opened and was closed, the gasbag lost the state of qi and break away from the baffle, did not produce the friction, the life of protection baffle and gasbag that can be fine.

Description

Temperature-resistant air bag sealing garbage partition device

Technical Field

The utility model relates to a cut off device, concretely relates to temperature resistant gasbag seals rubbish cut off device.

Background

The kitchen waste/kitchen waste system solves the problem that thermal hydrolysis, squeezing pulping and anaerobic fermentation are coupled, is particularly suitable for treating kitchen waste (kitchen waste) under the condition of unsatisfactory waste classification at present, can realize reduction of more than 80%, and can realize reduction of more than 95% of total amount if combined with incineration treatment, thereby greatly reducing landfill amount and prolonging the service life of a landfill. Meanwhile, a secondary pollution control scheme of biogas residues, biogas and odor is matched, so that the win-win situation of economic benefit and social benefit is realized.

The operation process of the system is as follows:

1. closing the inlet and outlet devices when the tank in the equipment is empty, adding steam to 2-3bar, and confirming that no leakage exists in the equipment;

2. feeding the material from the top of the charging bucket after pressure relief, closing an inlet device, adding steam to 5-8bar, and maintaining the pressure for about 1 hour;

3. releasing the pressure of the steam to below 1bar, quickly opening an outlet device to discharge the material (not more than 5 seconds), and quickly discharging the material;

4. the system runs, the temperature resistance is required for the partition device of the inlet and the outlet, strict requirements are met for sealing and rapid discharging, the sealing of the conventional knife gate valve adopts hard-to-hard metal sealing or soft metal-PTFE sealing, the hard-to-hard metal sealing cannot meet the zero leakage requirement, the soft metal-PTFE sealing can achieve the sealing effect in the early stage, but the sealing surface has large friction with the valve plate for a long time, and finally the sealing part is damaged, so that the sealing effect cannot be achieved.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned deficiencies or inadequacies of the prior art, it would be desirable to provide a temperature resistant bladder seal

A garbage separating device.

According to the technical scheme provided by the embodiment of the application, the temperature-resistant air bag seals the garbage partition

Put, including the casing, install the rear end cover through the screw on the rear end face of casing the casing is close to a circular shape two-way seal seat is installed to the one end of rear end cover, two-way seal seat is including dismantling export spare, can dismantle import spare, two PTFE sealing rings and gasbag, the gasbag is installed two on the PTFE sealing ring, can dismantle export spare and can dismantle import spare

The PTFE sealing ring and the air bag are clamped, a partition plate is further sleeved in the shell, the front end of the partition plate is locked on the shell through a front end cover, a transmission part is fixed in the middle of the front end cover through a screw, a transmission rod is installed on the front end face of the transmission part in a threaded mode, and the transmission rod is connected with the air cylinder through a transmission rod sealing part.

The utility model discloses in, the baffle is close to the one end of two way seal seat and is equipped with the breach that suits with two way seal seat.

In the utility model, the air bag and the detachable inlet piece are closely attached together.

The utility model discloses in, the central point of transfer line, driving medium, casing and two-way seal seat is located same straight line.

The utility model discloses in, the material that can bear 6Mpa pressure under 250 ℃ is adopted to the gasbag.

The utility model discloses in the casing upper surface is equipped with sweeps the interface.

The utility model discloses in, the metal material part of this device is whole to adopt stainless steel SS 304.

To sum up, the beneficial effect of this application: by adopting the air bag type sealing mode, when the partition plate is opened and closed, the air bag is in a gas loss state and is separated from the partition plate, no friction is generated, the service lives of the partition plate and the air bag can be well protected, and the long-term zero-leakage sealing requirement is met.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

fig. 1 is a schematic view of the expanded structure of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic side view of the present invention.

Reference numbers in the figures: a shell-1; a rear end cap-2; a bidirectional sealing seat-3; a separator-4; front end

A cover-5; a transmission part-6; a transmission rod-7; a transmission rod sealing part-8; a cylinder-9; purge port-10; detachable outlet member-3.1; detachable inlet piece-3.2; PTFE seal ring-3.3; air bag-3.4.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1-3, a temperature-resistant air bag sealing garbage partition device comprises a housing 1, a rear end cover 2 is mounted on a rear end face of the housing 1 through screws, a circular bidirectional sealing seat 3 is mounted at one end of the housing 1 close to the rear end cover 2, the bidirectional sealing seat 3 comprises a detachable outlet member 3.1, a detachable inlet member 3.2, two PTFE sealing rings 3.3 and an air bag 3.4, the air bag 3.4 is mounted on the two PTFE sealing rings 3.3, the detachable outlet member 3.1 and the detachable inlet member 3.2 clamp the PTFE sealing rings 3.3 and the air bag 3.4, a partition plate 4 is further sleeved in the housing 1, the front end of the partition plate 4 is locked on the housing 1 through a front end cover 5, a transmission member 6 is fixed in the middle of the front end cover 5 through screws, a transmission rod 7 is mounted on the front end face of the transmission member 6 through a screw thread, the drive rod 7 is connected to a cylinder 9 via a drive rod seal 8. And one end of the partition plate 4 close to the bidirectional sealing seat 3 is provided with a notch matched with the bidirectional sealing seat 3. The air bag 3.4 is tightly attached to the detachable inlet piece 3.2. The central points of the transmission rod 7, the transmission piece 6, the shell 1 and the bidirectional sealing seat 3 are positioned on the same straight line. The air bag 3.4 is made of a material which can bear the pressure of 1.6Mpa at the temperature of 250 ℃. A purging interface 10 is arranged on the upper surface of the shell 1. The metal material of the device is completely stainless steel SS 304.

The device adopts a double-acting straight stroke cylinder 9 to directly drive the partition plate 4 to translate, so as to realize the opening and closing of the device; the partition plate 4 is translated in the cavity of the shell 1, and is supported by the bidirectional sealing seat 3 when the closed state is translated towards the opening direction; after a certain translation travel, the partition 4 is supported on both radial sides by the guide grooves of the housing 1.

The structural design of the bidirectional sealing seat 3 adopts two different sealing mechanisms in the forward direction and the reverse direction, the forward direction is detachable and is beneficial to the replacement of the air bag 3.4 and the PTFE sealing ring 3.3 combined structure, the air bag 3.4 is enabled to form axial displacement through the inflation and deflation of the air bag 3.4, the variation generated when the partition plate 4 is translated is compensated, through the compensation of the variation, the prepressing force of the forward sealing of the partition plate 4 is ensured, the sealing is effectively ensured, the opening and closing force of the partition plate is reduced, the friction between the air bag 3.4 and the partition plate 4 is avoided, the service life of the air bag 3.4 is prolonged, the detachable structure is also adopted in the reverse direction, and the PTFE sealing ring 3.3 is convenient to replace. The air bag 3.4 is made of a material (temperature-resistant silicon rubber) capable of bearing 1.6Mpa pressure at the temperature of 250 ℃.

In order to prevent the medium from depositing in the middle chamber, a purging interface 10 and a medium removing port (opening a sealing cover) are designed at the upper part of the shell 1; the partition plate 4 is suspended and connected by a thread sleeve, and is adjustable and convenient to replace. The device is made of stainless steel SS304, and is corrosion-resistant and temperature-resistant. The partition plate 4 is thickened, precisely machined and polished, so that the resistance in opening and closing is reduced, and a tight sealing effect is ensured.

Detachable sealing end covers are designed at the front and the back of the shell 1, and if residual media exist in the inner cavity, the cleaning is convenient; the device has small feed inlet and large discharge outlet, is in a horn mouth shape, ensures smooth discharge and prevents medium from remaining in the shell 1.

Meanwhile, an external pneumatic actuating mechanism connected with the air cylinder 9 realizes double functions/additional pneumatic fittings

The device is quickly closed and opened; pressure sensors are respectively arranged on the air source of the air bag 4 and the medium pipeline, and the pressure of the air source can be controlled according to the pressure change of the pipeline, so that the pressure of the air source of the air bag 4 is ensured to be higher than the pressure of the pipeline by more than or equal to 0.3 MPa; and the cylinder 9 is set to be inactive under the pressure of the airbag 4.

Execution criteria

1. Designing and manufacturing: according to JB/T8691 standard;

2. structure length: according to the GB/T12221 specification;

3. the flange connection size is as follows: as specified by NB/T47023-2012;

4. and (3) testing and inspecting: according to the GB/T13927;

5. marking: according to the specification of GB/T12220.

Technical parameters

1. Designing pressure: 1.0 MPa;

2. sealing test: 1.1;

3. strength test pressure: 1.5 MPa;

4. design temperature: at 250 ℃ to obtain a mixture.

Table 1: comparison table of the device and conventional knife gate valve

The foregoing description is only exemplary of the preferred embodiments of the application and is provided for the purpose of illustrating the general principles of the technology and the like. Meanwhile, the scope of the invention according to the present application is not limited to the technical solutions in which the above-described technical features are combined in a specific manner, and also covers other technical solutions in which the above-described technical features or their equivalent are combined arbitrarily without departing from the inventive concept described above. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims (7)

1. The utility model provides a temperature resistant gasbag seals rubbish off device, includes casing (1), characterized by: the rear end face of the shell (1) is provided with a rear end cover (2) through a screw, one end of the shell (1) close to the rear end cover (2) is provided with a circular two-way sealing seat (3), the two-way sealing seat (3) comprises a detachable outlet part (3.1), a detachable inlet part (3.2), two PTFE sealing rings (3.3) and an air bag (3.4), the air bag (3.4) is installed on the two PTFE sealing rings (3.3), the detachable outlet part (3.1) and the detachable inlet part (3.2) are clamped on the PTFE sealing rings (3.3) and the air bag (3.4), the shell (1) is further internally sleeved with a partition plate (4), the front end of the partition plate (4) is locked on the shell (1) through a front end cover (5), the middle part of the front end cover (5) is fixedly provided with a transmission part (6) through a screw, the front end face of the transmission part (6) is provided with a transmission rod (7) through a screw thread, the transmission rod (7) is connected with the cylinder (9) through a transmission rod sealing piece (8).

2. The temperature-resistant air bag sealing garbage partition device of claim 1, wherein: one end of the partition plate (4) close to the bidirectional sealing seat (3) is provided with a notch matched with the bidirectional sealing seat (3).

3. The temperature-resistant air bag sealing garbage partition device of claim 1, wherein: the air bag (3.4) is tightly attached to the detachable inlet piece (3.2).

4. The temperature-resistant air bag sealing garbage partition device of claim 1, wherein: the central points of the transmission rod (7), the transmission part (6), the shell (1) and the bidirectional sealing seat (3) are positioned on the same straight line.

5. The temperature-resistant air bag sealing garbage partition device of claim 1, wherein: the air bag (3.4) is made of a material capable of bearing 1.6Mpa pressure at 250 ℃.

6. The temperature-resistant air bag sealing garbage partition device of claim 1, wherein: and a purging interface is arranged on the upper surface of the shell (1).

7. The temperature-resistant air bag sealing garbage partition device of claim 1, wherein: the metal material of the device is completely stainless steel SS 304.

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