CN214242274U

CN214242274U - Blanking sealing mechanism for tank car feed opening

Info

Publication number: CN214242274U
Application number: CN202020916605.6U
Authority: CN
Inventors: 程林; 高旭明; 胡川
Original assignee: Anhui Gaoxu New Material Technology Co ltd
Current assignee: Anhui Gaoxu New Material Technology Co ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-09-21
Anticipated expiration: 2030-05-26

Abstract

The utility model relates to the technical field of tank cars, in particular to a blanking sealing mechanism for a blanking port of a tank car, which comprises a blanking mechanism and a sealing and plugging mechanism arranged at the lower end of the blanking mechanism, wherein the blanking mechanism consists of a supporting plate and a blanking barrel arranged at the lower end surface of the supporting plate, the sealing and plugging mechanism comprises a sealing end cover for sealing and plugging the lower end of the blanking barrel and a pressing and positioning mechanism annularly and uniformly distributed on the sealing end cover, the lower end of the supporting plate is provided with a U-shaped support, the end part of the sealing end cover is provided with a horizontal supporting short shaft, the side end surface of the sealing end cover is annularly and uniformly provided with a limiting groove, the limiting groove and the pressing and positioning mechanism are in one-to-one correspondence, each pressing and positioning mechanism consists of a base, a rotating shaft, a positioning column, an elastic component, a gasket and a fastening component, the structure of the utility model is simple, and the position of the blanking port on the tank car can be sealed and plugged efficiently and stably, the stability and the security of material in the transportation process have been improved.

Description

Blanking sealing mechanism for tank car feed opening

Technical Field

The utility model relates to a tank car technical field, in particular to tank car is unloading sealing mechanism for feed opening.

Background

The tank car is a transport vehicle with a tank-shaped body and is used for transporting various liquid, liquefied gas, powdery cargos and the like, wherein the cargos comprise gasoline, crude oil, various viscous oils, vegetable oil, liquid ammonia, alcohol, water, various acid and alkali liquid, cement lead oxide powder and the like.

In order to facilitate the material to the tank car usefulness carry out the unloading, can set up the feed opening in the bottom of tank car, when needs are unloaded, open the feed opening, unload the material in the tank car, unload from the feed opening in order to prevent that the material from unloading in the transportation, need guarantee the leakproofness of feed opening in the transportation, because the tank car is sealing, improve the seal stability of feed opening in the transportation, the utility model discloses a tank car is unloading seal structure for feed opening.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tank car is unloading sealing mechanism for feed opening to the not enough of prior art.

In order to solve the above problem, the utility model provides a following technical scheme:

a blanking sealing mechanism for a blanking port of a tank car comprises a blanking mechanism arranged at the position of the blanking port of the tank car and a sealing and plugging mechanism arranged at the lower end of the blanking mechanism, wherein the blanking mechanism consists of a support plate arranged at the position of the blanking port of the tank car and a blanking barrel arranged at the central position of the lower end surface of the support plate, the blanking barrel and the blanking port are coaxially distributed, the sealing and plugging mechanism comprises a sealing end cover used for sealing and plugging the lower end of the blanking barrel and a pressing and positioning mechanism which is annularly and uniformly distributed on the sealing end cover, the lower end of the support plate is provided with a U-shaped support, the side wall of the U-shaped support is provided with a vertical waist-shaped adjusting groove, the end part of the sealing end cover is provided with a horizontal supporting short shaft, the supporting short shaft penetrates through the waist-shaped adjusting groove and is in rotating fit with the waist-shaped adjusting groove, the side end surface of the sealing end cover is annularly and is uniformly provided with limiting grooves, and the limiting grooves are in one-to-one correspondence with the pressing and positioning mechanisms, every compress tightly positioning mechanism comprises base, pivot, reference column, elastic component, packing ring and fastening components thereof, the base sets up the lower extreme in the backup pad, the pivot is perpendicular to be rotated and is set up the tip at the reference column, and pivot horizontal rotation installs in the base, elastic component sets up on the reference column, and the reference column passes from the spacing groove, and elastic component one end is connected with the outer wall fastening of reference column, the other end and end cover's up end in close contact with, the packing ring cover is on the reference column, and fastening components demountable installation is at the other end of reference column, and closely compresses tightly the lower terminal surface at end cover with the packing ring, the lower extreme and the end cover in close contact with of feed cylinder down, and the position of contact is provided with the rubber gasket.

Preferably, the upper end face of the sealing end cover is provided with a groove which is used for installing a rubber sealing sheet and is in a round table shape, the rubber sealing sheet is tightly bonded in the groove, and the lower end of the lower charging barrel extends into the groove and is in tight contact with the rubber sealing sheet.

Preferably, the elastic assembly is composed of an annular flange, a spring and an annular pressing plate, the annular flange is arranged on the positioning column, the spring and the annular pressing plate are sleeved on the positioning column, one end of the spring is connected with the annular flange, the other end of the spring is connected with the back face of the annular pressing plate, the front face of the annular pressing plate is in close contact with the upper end face of the sealing end cover, and the spring is in a compressed state.

Preferably, the outer wall of the positioning column is tapped with an external thread, the fastening assembly is composed of a locking nut and an operating rod welded on the outer wall of the locking nut, and the locking nut is installed at the end part of the positioning column in a threaded manner and is in close contact with the gasket.

Has the advantages that: the utility model discloses when using, when the lower extreme that the feed cylinder will be down sealed when needs, the rotation end cover, make end cover's up end and feed cylinder lower extreme contact, then rotate the reference column, the manual annular pressing plate that presses down when rotating the reference column, the spring is in compression state, the reference column passes from the spacing groove, this moment because the action of gravity, it is located waist shape adjustment tank's the lower extreme to support the minor axis, then screw up fastening components, when screwing up, end cover can produce the displacement to the direction that is close to the feed cylinder down, and become the state of in close contact with by initial contact state, rubber gasket also is in the state of being pushed down closely this moment, the spring also is in further compressed state, at this moment, the bottom end that supports minor axis and waist shape adjustment tank is in non-contact state (support the minor axis and along with end cover synchronous the displacement that has produced), thereby with end cover inseparable, The lower end of the blanking barrel is stably arranged and is in tight sealing contact with the blanking barrel, so that a stable sealing effect is achieved, and when the blanking barrel needs to be opened, the operation is reversed.

The utility model discloses in, owing to set up elastic component, the end cover when with the lower extreme of lower feed cylinder in close sealing contact with, elastic component is in the state of compression, has reduced the material and has improved sealed stability because of the influence that the vibration brought when transporting, through setting up the positioning mechanism that compresses tightly, can be better install the end cover at the lower extreme that compresses tightly under the feed cylinder.

The utility model discloses simple structure, can be high-efficient, stable carry out sealed shutoff to the position of the feed opening on the tank car, improved the stability and the security of material in the transportation.

Drawings

FIG. 1 is a schematic view of the structure of the present invention installed on a tank car;

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

fig. 3 is a schematic plan view of the present invention;

description of reference numerals: the device comprises a tank car 1, a tank car 2, a support plate 3, a discharge barrel 4, a U-shaped support seat 5, a kidney-shaped adjusting groove 6, a support short shaft 7, a sealing end cover 8, a rubber sealing sheet 9, a limiting groove 10, a base 11, a rotating shaft 12, an annular flange 12, a spring 13, an annular pressure plate 14, a positioning column 15, a gasket 16, a locking nut 17 and an operating rod 18.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the drawings and the accompanying examples:

referring to fig. 1 to 3, the blanking sealing mechanism for the blanking port of the tank car comprises a blanking mechanism arranged at the position of the blanking port of the tank car 1 and a sealing plugging mechanism arranged at the lower end of the blanking mechanism, wherein the blanking mechanism comprises a support plate arranged at the position of the blanking port of the tank car 1 and a blanking barrel 3 arranged at the central position of the lower end surface of the support plate 2, the blanking barrel 3 and the blanking port are coaxially distributed, the blanking mechanism can be integrally formed with the tank car, the sealing plugging mechanism comprises a sealing end cover 7 for sealing and plugging the lower end of the blanking barrel 3 and a pressing and positioning mechanism annularly and uniformly distributed on the sealing end cover 7, the lower end of the support plate 1 is provided with a U-shaped support 4, the side wall of the U-shaped support 4 is provided with a vertical waist-shaped adjusting groove 5, the end part of the sealing end cover 7 is provided with a horizontal support short shaft 6, and the support short shaft 6 passes through the waist-shaped adjusting groove 5, the sealing end cover is in rotating fit with the waist-shaped adjusting groove 5, limit grooves 9 are annularly and uniformly distributed on the side end face of the sealing end cover 7, the limit grooves 9 correspond to the compressing and positioning mechanisms one by one, each compressing and positioning mechanism consists of a base 10, a rotating shaft 11, a positioning column 15, an elastic component, a gasket 16 and a fastening component thereof, the base 10 is arranged at the lower end of the supporting plate 2, the rotating shaft 11 is vertically and rotatably arranged at the end part of the positioning column 15, the rotating shaft 11 is horizontally and rotatably arranged in the base 10, the elastic component is arranged on the positioning column 15, the positioning column 15 penetrates through the limit grooves 9, one end of the elastic component is fixedly connected with the outer wall of the positioning column 15, the other end of the elastic component is tightly contacted with the upper end face of the sealing end cover 7, the gasket 16 is sleeved on the positioning column 15, the fastening component is detachably arranged at the other end of the positioning column 15, and tightly presses the gasket 16 on the lower end face of the sealing end cover 7, the lower end of the lower charging barrel 3 is in close contact with the sealing end cover 7, and a rubber sealing sheet 8 is arranged at the contact part.

In this embodiment, the upper end surface of the sealing end cover 7 is provided with a circular truncated cone-shaped groove for installing the rubber sealing sheet 8, the rubber sealing sheet 8 is tightly bonded in the groove, and the lower end of the lower charging barrel 3 extends into the groove and is in tight contact with the rubber sealing sheet 8.

In this embodiment, the elastic component is composed of an annular flange 12, a spring 13 and an annular pressing plate 14 thereof, the annular flange 12 is arranged on a positioning column 15, the spring 13 and the annular pressing plate 14 thereof are all sleeved on the positioning column 15, one end of the spring 13 is connected with the annular flange 12, the other end of the spring 13 is connected with the back of the annular pressing plate 14, the front of the annular pressing plate 14 is in close contact with the upper end face of the sealing end cover 7, and the spring 13 is in a compressed state.

In this embodiment, the outer wall of the positioning column 15 is tapped with an external thread, and the fastening assembly is composed of a lock nut 17 and an operating rod 18 welded to the outer wall of the lock nut 17, wherein the lock nut 17 is threadedly mounted on the end of the positioning column 15 and is in close contact with the washer 16.

When the utility model is used, when the lower end of the lower feed cylinder 3 needs to be sealed, the sealing end cover 7 is rotated to enable the upper end surface of the sealing end cover 7 to be contacted with the lower end of the lower feed cylinder 3, then the positioning column 15 is rotated, the annular pressing plate 14 is manually pressed while the positioning column 15 is rotated, the spring 13 is in a compression state, the positioning column 15 passes through the limiting groove 9, at the moment, due to the action of gravity, the supporting short shaft 6 is positioned at the lowest end of the waist-shaped adjusting groove 5, then the fastening component is screwed, when the fastening component is screwed, the sealing end cover 7 can generate displacement towards the direction close to the lower feed cylinder 3 and is changed into a close contact state from the initial contact state, at the moment, the rubber sealing piece 8 is also in a state of being tightly pressed, the spring 13 is also in a further compression state, at the moment, the supporting short shaft 6 and the lowest end of the waist-shaped adjusting groove 5 are in a non-contact state (the supporting short shaft 6 generates displacement along with the sealing end cover 7 synchronously), therefore, the sealing end cover 7 is tightly and stably arranged at the lower end of the blanking barrel 3 and is tightly and hermetically contacted with the blanking barrel, so that a stable sealing effect is achieved, and when the blanking barrel needs to be opened, the operation is reversed.

The utility model discloses in, owing to set up elastic component, end cover 7 when the lower extreme in close sealing contact with feed cylinder 3, elastic component is in the state of compression, has reduced the material and has compressed tightly positioning mechanism through setting up because of the influence that the vibration brought when transporting, has improved sealed stability, can be better install end cover at the lower extreme that compresses tightly under the feed cylinder.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. A blanking sealing mechanism for a blanking port of a tank car comprises a blanking mechanism arranged at the position of the blanking port of the tank car (1) and a sealing plugging mechanism arranged at the lower end of the blanking mechanism, and is characterized in that the blanking mechanism consists of a supporting plate (2) arranged at the position of the blanking port of the tank car and a blanking barrel (3) arranged at the central position of the lower end surface of the supporting plate (2), the blanking barrel (3) and the blanking port are coaxially distributed, the sealing plugging mechanism comprises a sealing end cover (7) used for sealing and plugging the lower end of the blanking barrel (3) and a pressing and positioning mechanism which is annularly and uniformly distributed on the sealing end cover (7), a U-shaped support (4) is arranged at the lower end of the supporting plate (2), a vertical waist-shaped adjusting groove (5) is arranged on the side wall of the U-shaped support (4), a horizontal support short shaft (6) is arranged at the end part of the sealing end cover (7), the supporting short shaft (6) penetrates through the waist-shaped adjusting groove (5) and is in running fit with the waist-shaped adjusting groove (5), limit grooves (9) are uniformly distributed on the side end face of the sealing end cover (7) in an annular mode, the limit grooves (9) correspond to the pressing and positioning mechanisms one by one, each pressing and positioning mechanism consists of a base (10), a rotating shaft (11), a positioning column (15), an elastic component, a gasket (16) and a fastening component of the elastic component, the base (10) is arranged at the lower end of the supporting plate (2), the rotating shaft (11) is vertically and rotatably arranged at the end part of the positioning column (15), the rotating shaft (11) is horizontally and rotatably arranged in the base (10), the elastic component is arranged on the positioning column (15), the positioning column (15) penetrates through the limit grooves (9), one end of the elastic component is fixedly connected with the outer wall of the positioning column (15), and the other end of the elastic component is in tight contact with the upper end face of the sealing end cover (7), the packing ring (16) is sleeved on the positioning column (15), the fastening assembly is detachably mounted at the other end of the positioning column (15), the packing ring (16) is tightly pressed on the lower end face of the sealing end cover (7), the lower end of the lower charging barrel (3) is tightly contacted with the sealing end cover (7), and the contact part is provided with a rubber sealing sheet (8).

2. The blanking sealing mechanism for the blanking port of the tank car according to claim 1, characterized in that: the upper end face of end cover (7) is equipped with the recess that is the round platform form that is used for installing rubber gasket (8), and rubber gasket (8) closely bonds in the recess, the lower extreme of feed cylinder (3) extends in the recess down, and with rubber gasket (8) in close contact with.

3. The blanking sealing mechanism for the blanking port of the tank car according to claim 2, characterized in that: the elastic assembly is composed of an annular flange (12), a spring (13) and an annular pressing plate (14), the annular flange (12) is arranged on a positioning column (15), the spring (13) and the annular pressing plate (14) are sleeved on the positioning column (15), one end of the spring is connected with the annular flange (12), the other end of the spring is connected with the back face of the annular pressing plate (14), the front face of the annular pressing plate (14) is in tight contact with the upper end face of the sealing end cover (7), and the spring (13) is in a compression state.

4. The blanking sealing mechanism for the blanking port of the tank car according to claim 1, characterized in that: external threads are tapped on the outer wall of the positioning column (15), the fastening assembly is composed of a locking nut (17) and an operating rod (18) welded on the outer wall of the locking nut (17), and the locking nut (17) is installed at the end part of the positioning column (15) in a threaded mode and is in close contact with a gasket (16).