CN218568439U

CN218568439U - Exhaust gas collecting and discharging device and overpressure machine

Info

Publication number: CN218568439U
Application number: CN202222502630.1U
Authority: CN
Inventors: 王芳芳; 殷文齐; 凌北; 沙心勇; 陈刚; 宋嘉玮; 宋杨
Original assignee: China First Heavy Industries Co Ltd; CFHI Dalian Engineering and Technology Co Ltd
Current assignee: China First Heavy Industries Co Ltd; CFHI Dalian Engineering and Technology Co Ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-03-03
Anticipated expiration: 2032-09-21

Abstract

The utility model provides a discharging equipment and superpressure machine are collected to waste gas, waste gas is collected discharging equipment and is included last exhaust subassembly and lower exhaust subassembly, it includes exhaust hood and last blast pipe to go up the exhaust subassembly, it includes lower exhaust hood and lower blast pipe to go up the exhaust hood, go up exhaust hood and lower exhaust hood respectively with last blast pipe and lower blast pipe intercommunication, it is used for the cover to locate on the pressure head and can dismantle with the pressure head to be connected to go up the exhaust hood, go up the exhaust hood be used for with the upper end sealing connection of bucket cover and with bucket cover intercommunication, lower exhaust hood be used for with the lower extreme sealing connection of bucket cover and with bucket cover intercommunication, lower exhaust hood be used for with workstation sealing connection. The utility model discloses can use the super-pressure machine in nuclear power field, when the steel drum received the compression, the inner space of bucket cover had been cut apart into upper portion space and lower part space by the steel drum, had avoided the compression in-process through last subassembly of exhausting and the subassembly of exhausting down with waste gas discharge respectively, and waste gas spills over and causes the pollution to environment and other spare parts.

Description

Exhaust gas collecting and discharging device and overpressure machine

Technical Field

The utility model relates to an superpressure machine technical field particularly, relates to an exhaust gas collection discharging equipment and superpressure machine.

Background

In the nuclear power field, solid wastes with radioactivity (namely nuclear solid wastes) are generally filled into a steel barrel, a barrel cover and a workbench of a super press form a pressing die, and then a compression head is used for compressing and reducing the volume to obtain a treated barrel cake. In the compression process, the radioactive waste gas in the steel drum can overflow from openings at the upper end and the lower end of the drum cover to pollute other equipment or the surrounding environment. However, the overpressure machine in the prior art has poor collection and discharge effects on the waste gas with radioactivity, and the waste gas collection and discharge device in some other fields is difficult to be suitable for collection and discharge of the waste gas in the steel barrel containing the nuclear solid waste.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem how to collect and discharge the waste gas in the solid useless metal bucket of nuclear.

In order to solve the problem, the utility model provides a discharging equipment is collected to waste gas, including last exhaust subassembly and lower exhaust subassembly, it includes exhaust hood and last blast pipe to go up the exhaust subassembly, it includes lower exhaust hood and lower blast pipe to exhaust the subassembly down, go up the exhaust hood with lower exhaust hood respectively with go up the blast pipe with lower blast pipe intercommunication, go up the exhaust hood be used for the cover locate on the pressure head and with the connection can be dismantled to the pressure head, go up the exhaust hood be used for with the upper end sealing connection of bucket cover and with bucket cover intercommunication, down the exhaust hood be used for with the lower extreme sealing connection of bucket cover and with the bucket cover intercommunication, lower exhaust hood be used for with workstation sealing connection.

Optionally, be equipped with first mounting panel and second mounting panel on the last exhaust hood, first opening has been seted up to first mounting panel, the second opening has been seted up to the second mounting panel, first mounting panel be used for install in the pressure head, the second mounting panel be used for with the upper end sealing connection of bucket cover.

Optionally, the barrel cover further comprises a first corrugated pipe, one end of the first corrugated pipe is mounted on the second mounting plate, and the other end of the first corrugated pipe is used for being mounted on the barrel cover and communicated with the barrel cover.

Optionally, the lower exhaust hood defines a fourth opening, a fifth opening, and a sixth opening, the fourth opening is communicated with the lower exhaust pipe, the fifth opening is configured to be communicated with the barrel hood, and the lower exhaust hood is configured to form a sealing connection with the workbench at the sixth opening.

Optionally, the exhaust device further comprises an exhaust main pipe, one end of the upper exhaust pipe, which is far away from the upper exhaust hood, is connected to the exhaust main pipe through a clamp, and one end of the lower exhaust pipe, which is far away from the lower exhaust hood, is connected to the exhaust main pipe through the clamp.

Optionally, the upper exhaust pipe and the lower exhaust pipe are steel wire reinforced polyurethane hoses.

The utility model discloses a discharge means is collected to waste gas can use on the super press in the nuclear power field, when the steel drum received the compression, upper portion space and lower part space have been cut apart into by the steel drum to the inner space of bucket cover, the upper portion space and the last exhaust hood intercommunication of bucket cover, waste gas gets into last exhaust hood by the upper portion space of bucket cover, then go into the blast pipe, the lower part space and the lower exhaust hood intercommunication of bucket cover, waste gas gets into lower exhaust hood by the lower part space of bucket cover, then go into lower blast pipe, the upper portion space and the lower part space of bucket cover all keep the negative pressure environment promptly, discharge smoothly the collection with the waste gas of bucket cover upper portion space and lower part space, so that carry out subsequent unified processing, in the compression process has been avoided, the waste gas in the steel drum that is equipped with the nuclear solid waste overflows to the external environment, cause the pollution to environment and other spare parts.

The utility model also provides an overpressure machine, include as above waste gas collect discharging equipment, still include upper beam, bucket cover, workstation, pressure head, flange, main telescopic link and vice telescopic link, main telescopic link with vice telescopic link all with upper beam sliding connection, flange install in on the main telescopic link and with vice telescopic link sliding connection, the pressure head install in flange is last, the bucket cover is located the pressure head is located on the vice telescopic link, the workstation is located the below of pressure head, the upper end of bucket cover with waste gas collects discharging equipment's last exhaust hood sealing connection, the lower extreme of bucket cover with waste gas collects discharging equipment's lower exhaust hood sealing connection, the bucket cover with go up the exhaust hood with lower exhaust hood intercommunication.

Optionally, a second corrugated pipe is sleeved on the main telescopic rod, one end of the second corrugated pipe is installed on the upper beam, and the other end of the second corrugated pipe is installed on the connecting flange.

Optionally, a third bellows and a fourth bellows are sleeved on the auxiliary telescopic rod, and the upper beam, the third bellows, the connecting flange, the fourth bellows and the barrel cover are sequentially connected.

Optionally, the exhaust gas collection and discharge device further comprises a pressure switch, wherein the pressure switch is arranged on the workbench and is used for being opened when the barrel cover is abutted against the workbench, so that the exhaust main pipe of the exhaust gas collection and discharge device is communicated with an exhaust system.

The utility model provides an overpressure machine has like above-mentioned waste gas collection discharging equipment has all beneficial effects, no longer gives unnecessary details here.

Drawings

Fig. 1 is a schematic cross-sectional view illustrating an exhaust gas collecting and discharging device according to an embodiment of the present invention applied to a super press;

FIG. 2 is an enlarged view taken at I in FIG. 1;

fig. 3 is an enlarged schematic view of the lower exhaust hood according to the embodiment of the present invention;

fig. 4 is an enlarged schematic view of a junction between the upper exhaust pipe and the exhaust main pipe according to an embodiment of the present invention.

Description of reference numerals:

1. an upper exhaust assembly; 11. an upper exhaust hood; 111. a first opening; 112. a second opening; 113. a third opening; 114. a first mounting plate; 115. a second mounting plate; 12. an upper exhaust pipe; 2. a lower exhaust assembly; 21. a lower exhaust hood; 211. a fourth opening; 212. a fifth opening; 213. a sixth opening; 22. a lower exhaust pipe; 3. a first bellows; 4. a main exhaust pipe; 41. clamping a hoop; 500. an upper beam; 600. a barrel cover; 700. a work table; 800. a pressure head; 900. a connecting flange; 1000. a main telescopic rod; 1001. a second bellows; 1100. an auxiliary telescopic rod; 1101. a third bellows; 1102. a fourth bellows.

Detailed Description

In the nuclear power field, a steel barrel filled with nuclear solid waste is generally required to be subjected to processing treatment of compression and volume reduction through an over-pressure machine, and as shown in fig. 1, the over-pressure machine generally comprises a pressure head 800, a barrel cover 600, a workbench 700 and other parts, and in a non-working state, the barrel cover 600 and the pressure head 800 can vertically shrink upwards to a standby station; in a working state, after the barrel cover 600 is driven to vertically move downwards to cover the steel barrel, the hydraulic driving main telescopic rod 1000 drives the pressure head 800 to apply pressure to the steel barrel, and the workbench 700 supports the steel barrel, so that the steel barrel is finally compressed to form a barrel cake. In the process, the radioactive waste gas in the steel drum overflows, and if the radioactive waste gas is not treated, the environment in a factory can be polluted, so that the waste gas collecting and discharging device and the super-press machine are required to be designed.

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

In the coordinate system XZ provided herein, the X axis represents the right direction in the forward direction, the X axis represents the left direction in the backward direction, the Z axis represents the upper direction in the forward direction, and the Z axis represents the lower direction in the backward direction. Also, it is noted that the terms "first," "second," and the like in the description and claims of the present invention and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in other sequences than those illustrated or described herein.

The embodiment of the utility model provides a discharging equipment is collected to waste gas, include last exhaust stack 1 and lower exhaust stack 2, it includes exhaust hood 11 and last exhaust pipe 12 to go up exhaust stack 1, it includes lower exhaust hood 21 and lower exhaust pipe 22 to go up exhaust hood 2 down, go up exhaust hood 11 with lower exhaust hood 21 respectively with go up exhaust pipe 12 with lower exhaust pipe 22 intercommunication, go up exhaust hood 11 be used for the cover locate on pressure head 800 and with pressure head 800 can dismantle the connection, go up exhaust hood 11 be used for with bucket hood 600's upper end sealing connection and with bucket hood 600 intercommunication, lower exhaust hood 21 be used for with bucket hood 600's lower extreme sealing connection and with bucket hood 600 intercommunication, lower exhaust hood 21 be used for with workstation 700 sealing connection.

Specifically, as shown in fig. 1 to 3, the upper exhaust hood 11 and the upper end of the barrel hood 600 may be hermetically connected through a structure such as a hose or a telescopic tube, so that when the pressing head 800 moves relative to the barrel hood 600, the upper exhaust hood 11 and the barrel hood 600 are hermetically connected, the lower exhaust hood 21 is provided with an opening which is matched with the workbench 700 to form a sealed connection, and when the lower exhaust hood 21 is sleeved on the workbench 700 through the opening, a sealed structure formed by the upper exhaust tube 12, the upper exhaust hood 11, the hose, the barrel hood 600, the lower exhaust hood 21, the workbench 700, and the lower exhaust tube 22 is formed, and the sealed structure may be communicated to other pipelines or an exhaust gas treatment system, so as to facilitate a subsequent exhaust gas treatment process.

The utility model discloses a discharge means is collected to waste gas can use on the super press in the nuclear power field, when the steel drum received the compression, upper portion space and lower part space have been cut apart into by the steel drum to the inner space of bucket cover 600, the upper portion space and the last exhaust hood 11 intercommunication of bucket cover 600, waste gas gets into last exhaust hood 11 by the upper portion space of bucket cover 600, then go into blast pipe 12, the lower part space and the lower exhaust hood 21 intercommunication of bucket cover 600, waste gas gets into lower exhaust hood 21 by the lower part space of bucket cover 600, then go into lower blast pipe 22, the upper portion space and the lower part space of bucket cover 600 all keep the negative pressure environment promptly, the waste gas with bucket cover 600 upper portion space and lower part space all discharges smoothly and collects, so as to carry out subsequent unified processing, the compression in-process has been avoided, the waste gas in the steel drum that is equipped with the nuclear solid useless spills over to external environment, cause the pollution to environment and other spare parts.

Optionally, a first mounting plate 114 and a second mounting plate 115 are disposed on the upper exhaust hood 11, the first mounting plate 114 is provided with a first opening 111, the second mounting plate 115 is provided with a second opening 112, the first mounting plate 114 is configured to be mounted on the pressure head 800, and the second mounting plate 115 is configured to be hermetically connected with the upper end of the barrel hood 600.

Specifically, as shown in fig. 1 and fig. 2, the upper exhaust hood 11 is integrally a cylindrical tubular structure, and for installation convenience, the first mounting plate 114 is disposed on an inner wall side of an upper end of the cylindrical tubular structure, the second mounting plate 115 is disposed on an outer wall side of a lower end of the cylindrical tubular structure, the first mounting plate 114 and the second mounting plate 115 are both annular plate-shaped structures and respectively form a first opening 111 and a second opening 112, the pressure head 800 can pass through the second opening 112 and the first opening 111, and the first mounting plate 114 and the second mounting plate 115 are respectively connected with the pressure head 800 and an upper end of the barrel hood 600 through fasteners.

In this way, when the upper exhaust hood 11 is assembled, the first mounting plate 114 and the second mounting plate 115 facilitate the installation of the corresponding connection parts on the upper exhaust hood 11.

Optionally, a first bellows 3 is further included, one end of the first bellows 3 is mounted on the second mounting plate 115, and the other end of the first bellows 3 is used for being mounted on the barrel cover 600 and communicating with the barrel cover 600.

Specifically, as shown in fig. 1 and fig. 2, the first bellows 3 is sleeved on the pressure head 800, and one end of the first bellows is communicated with the upper exhaust hood 11, and the other end of the first bellows is communicated with the barrel hood 600.

So, through sealing connection between first bellows 3 will go up exhaust hood 11 and the bucket cover 600, guaranteed that waste gas gets into the leakproofness of going up exhaust hood 11 in-process from first bellows 3, avoid waste gas to reveal to external environment, make simultaneously that pressure head 800 is not influenced for the flexible of bucket cover 600.

Optionally, the lower exhaust hood 21 defines a fourth opening 211, a fifth opening 212 and a sixth opening 213, the fourth opening 211 is communicated with the lower exhaust pipe 22, the fifth opening 212 is used for communicating with the barrel hood 600, and the lower exhaust hood 21 is used for forming a sealing connection with the workbench 700 at the sixth opening 213.

Specifically, when the overpressure machine is in a non-working state, the barrel cover 600 rises to a certain height, and the lower exhaust hood 21 is not in contact with the workbench 700; in the working state of the super-press, as shown in fig. 1 and 3, the drum cover 600 is connected with the lower exhaust hood 21 at the fifth opening 212 in a sealing manner, when the drum cover 600 covers a steel drum, the sixth opening 213 can be connected with the workbench 700 in a sealing manner, and the fourth opening 211 is connected with the lower exhaust pipe 22 in a sealing manner (sealing elements such as a sealing ring can be additionally arranged as required).

So, surpass the press under operating condition, locate the ladle shroud 600 cover in the steel drum earlier, at this moment, lower exhaust hood forms sealing connection through sixth opening 213 with workstation 700, the waste gas in ladle shroud 600 lower part space gets into lower exhaust hood 21 through fifth opening 212, the rethread fourth opening 211 gets into down in the trachea 22, the collection of the waste gas of having realized ladle shroud 600 lower part space is discharged, avoid waste gas to spill over polluted environment and other spare parts from the lower part space of ladle shroud 600, be convenient for follow-up exhaust-gas treatment that carries on.

Optionally, the exhaust device further comprises an exhaust main pipe 4, one end of the upper exhaust pipe 12, which is far away from the upper exhaust hood 11, is connected to the exhaust main pipe 4 through a clamp 41, and one end of the lower exhaust pipe 22, which is far away from the lower exhaust hood 21, is connected to the exhaust main pipe 4 through the clamp 41.

Specifically, as shown in fig. 4, the exhaust main pipe 4 is connected to one end of the upper exhaust pipe 12 by a clamp 41. (the other end of the upper discharge pipe 12 and the connection at both ends of the lower discharge pipe 22 are not shown in the figure)

In this manner, when the ram 800 and the tub cover 600 perform a vertical movement, the end connection of the upper and

lower exhaust pipes

12 and 22 is more stable by the yoke 41.

Optionally, the upper exhaust pipe 12 and the lower exhaust pipe 22 are steel wire reinforced polyurethane hoses.

Therefore, when the pressure head 800 and the barrel cover 600 move in the vertical direction, the pressure bearing capacity of the upper exhaust pipe 12 and the lower exhaust pipe 22 can be improved to a certain degree by the steel wire reinforced PU hose, and the steel wire reinforced PU hose has certain irradiation resistance and is more suitable for being used in the nuclear power field.

The utility model provides an overpressure machine, collect discharging equipment including the waste gas as above arbitrary, still include upper beam 500, bucket cover 600, workstation 700, pressure head 800, flange 900, main telescopic link 1000 and vice telescopic link 1100, main telescopic link 1000 with vice telescopic link 1100 all with upper beam 500 sliding connection, flange 900 install in on main telescopic link 1000 and with vice telescopic link 1100 sliding connection, pressure head 800 install in on flange 900, bucket cover 600 cover is located pressure head 800 and locate on the vice telescopic link 1100, workstation 700 is located pressure head 800's below, bucket cover 600's upper end with waste gas collects discharging equipment's last exhaust hood 11 sealing connection, bucket cover 600's lower extreme with waste gas collects discharging equipment's lower exhaust hood 21 sealing connection, bucket cover 600 with last exhaust hood 11 with lower exhaust hood 21 intercommunication.

Specifically, as shown in fig. 1, the hydraulic cylinder drives the main telescopic rod 1000 to move along the Z axis in the drawing, the pressure head 800 is installed on the main telescopic rod 1000 through the connecting flange 900, the connecting flange 900 is connected with the guide sleeve and the auxiliary telescopic rod 1100 to be slidably connected, so as to guide the pressure head 800, the upper end of the barrel cover 600 and the upper exhaust hood 11 of the exhaust gas collecting and discharging device can be hermetically connected through the telescopic pipe or the first corrugated pipe 3, the hydraulic cylinder drives the auxiliary telescopic rod 1100 to move the barrel cover 600 along the Z axis in the drawing, and the lower end of the barrel cover 600 and the lower exhaust hood 21 can be hermetically connected through the sealing elements such as the sealing ring.

The utility model discloses an superpressure machine when compressing the steel drum, makes bucket cover 600 cover establish the steel drum earlier, again through pressure head 800 compression steel drum, produced waste gas spills over respectively from the upper portion space and the lower part space of bucket cover 600 in the compression process, enters into last exhaust hood 11 and lower exhaust hood 21, then through last exhaust pipe 12 with under exhaust pipe 22 discharge into follow-up pipeline to carry out waste gas collection and emission, avoid waste gas to leak, pollute external environment and other spare parts.

Optionally, a second corrugated pipe 1001 is sleeved on the main telescopic rod 1000, and one end of the second corrugated pipe 1001 is installed on the upper beam 500, and the other end is installed on the connecting flange 900.

Specifically, the upper beam 500 is provided with a vent hole at a position corresponding to the second bellows 1001, so that when the main telescopic rod 1000 is extended and retracted relative to the upper beam 500, gas in the second bellows 1001 enters or exits.

So, locate main telescopic link 1000 through the second bellows 1001 cover, can avoid substances such as outside dust or waste gas to pollute main telescopic link 1000, avoid influencing its telescopic performance.

Optionally, a third bellows 1101 and a fourth bellows 1102 are sleeved on the secondary expansion link 1100, and the upper beam 500, the third bellows 1101, the connecting flange 900, the fourth bellows 1102 and the barrel cover 600 are sequentially connected.

Specifically, as shown in fig. 1, a third bellows 1101 is disposed between the upper beam 500 and the guide sleeve of the connection flange 900, a fourth bellows 1102 is disposed between the connection flange 900 and the guide sleeve of the bucket cover 600, and the third bellows 1101 and the fourth bellows 1102 are all sleeved on the auxiliary telescopic rod 1100 and are provided with corresponding vent holes as needed.

Therefore, the auxiliary telescopic rod 1100 is sleeved by the third corrugated pipe 1101 and the fourth corrugated pipe 1102, so that the auxiliary telescopic rod 1100 can be prevented from being polluted by substances such as external dust or waste gas, and the guide performance and the telescopic performance of the auxiliary telescopic rod are prevented from being influenced.

Optionally, a pressure switch is further included, and the pressure switch is installed on the workbench 700 and is used for being opened when the bucket cover 600 abuts against the workbench 700, so that the main exhaust pipe 4 of the exhaust gas collecting and discharging device is communicated with an exhaust system.

Specifically, the exhaust system of the factory building is connected with the exhaust main pipe 4 of the exhaust gas collecting and discharging device and is controlled to be connected or disconnected through the pressure switch, when the exhaust gas generated by the super-press needs to be collected and discharged, the exhaust system is communicated with the exhaust main pipe 4 by opening the pressure switch, and the exhaust gas is convenient to discharge.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the disclosure, and these changes and modifications are intended to fall within the scope of the disclosure.

Claims

1. The waste gas collecting and discharging device is characterized by comprising an upper exhaust assembly (1) and a lower exhaust assembly (2), wherein the upper exhaust assembly (1) comprises an upper exhaust hood (11) and an upper exhaust pipe (12), the lower exhaust assembly (2) comprises a lower exhaust hood (21) and a lower exhaust pipe (22), the upper exhaust hood (11) and the lower exhaust hood (21) are respectively communicated with the upper exhaust pipe (12) and the lower exhaust pipe (22), the upper exhaust hood (11) is sleeved on a pressure head (800) and detachably connected with the pressure head (800), the upper exhaust hood (11) is hermetically connected with the upper end of a barrel hood (600) and communicated with the barrel hood (600), the lower exhaust hood (21) is hermetically connected with the lower end of the barrel hood (600) and communicated with the barrel hood (600), and the lower exhaust hood (21) is hermetically connected with a workbench (700).

2. The exhaust gas collecting and discharging device as claimed in claim 1, wherein a first mounting plate (114) and a second mounting plate (115) are provided on the upper exhaust hood (11), the first mounting plate (114) defines a first opening (111), the second mounting plate (115) defines a second opening (112), the first mounting plate (114) is configured to be mounted on the pressure head (800), and the second mounting plate (115) is configured to be sealingly connected with the upper end of the barrel hood (600).

3. The exhaust gas collecting and discharging device according to claim 2, further comprising a first bellows (3), wherein one end of the first bellows (3) is mounted to the second mounting plate (115), and the other end is used for being mounted to the barrel cover (600) and communicating with the barrel cover (600).

4. The exhaust gas collecting and discharging device as claimed in claim 1, wherein the lower exhaust hood (21) is opened with a fourth opening (211), a fifth opening (212) and a sixth opening (213), the fourth opening (211) is communicated with the lower exhaust pipe (22), the fifth opening (212) is used for being communicated with the barrel hood (600), and the lower exhaust hood (21) is used for being in sealing connection with the workbench (700) at the sixth opening (213).

5. The exhaust gas collecting and discharging device as claimed in claim 1, further comprising an exhaust main pipe (4), wherein the end of the upper exhaust pipe (12) away from the upper exhaust hood (11) is connected to the exhaust main pipe (4) through a clamp (41), and the end of the lower exhaust pipe (22) away from the lower exhaust hood (21) is connected to the exhaust main pipe (4) through the clamp (41).

6. The exhaust gas collecting and discharging device according to claim 1, wherein said upper exhaust pipe (12) and said lower exhaust pipe (22) are steel wire reinforced polyurethane hoses.

7. An over-pressure machine, comprising the exhaust gas collecting and discharging device according to any one of claims 1 to 6, further comprising an upper beam (500), a barrel cover (600), a workbench (700), a pressure head (800), a connecting flange (900), a main telescopic rod (1000) and an auxiliary telescopic rod (1100), wherein the main telescopic rod (1000) and the auxiliary telescopic rod (1100) are both slidably connected with the upper beam (500), the connecting flange (900) is arranged on the main telescopic rod (1000) and is slidably connected with the auxiliary telescopic rod (1100), the pressure head (800) is arranged on the connecting flange (900), the barrel cover (600) is sleeved on the auxiliary telescopic rod (1100), the workbench (700) is positioned below the pressure head (800), the upper end of the barrel cover (600) is hermetically connected with the upper exhaust cover (11) of the exhaust gas collecting and discharging device, the lower end of the barrel cover (600) is hermetically connected with the lower exhaust cover (21) of the exhaust gas collecting and discharging device, and the barrel cover (600) is communicated with the upper exhaust cover (21) and the lower exhaust cover (21).

8. The super-press according to claim 7, characterized in that the main telescopic rod (1000) is sleeved with a second bellows (1001), and the second bellows (1001) is mounted on the upper beam (500) at one end and on the connecting flange (900) at the other end.

9. The super-press according to claim 7, characterized in that a third bellows (1101) and a fourth bellows (1102) are sleeved on the secondary telescopic rod (1100), and the upper beam (500), the third bellows (1101), the connecting flange (900), the fourth bellows (1102) and the barrel cover (600) are connected in sequence.

10. The super-press according to claim 7, characterized in that it further comprises a pressure switch mounted on said worktable (700) and adapted to open when said bucket cover (600) abuts against said worktable (700) to communicate the main exhaust duct (4) of said exhaust collection and discharge device with an exhaust system.