CN218987626U - Tank body with top protection device and railway tank car - Google Patents

Abstract

The utility model discloses a tank body with a top protection device and a railway tank car, and aims to solve the problems that various components at the top of the existing tank body are easy to damage, the components are arranged in a scattered manner, and inconvenience is brought to operation. The novel energy-saving tank comprises a cylindrical tank body, wherein components such as a safety valve group, a ventilation valve and the like are distributed at the top of the tank body, and the novel energy-saving tank further comprises a manhole neck, a manhole big cover and a protective cover which are positioned at the top of the tank body and are sequentially arranged from bottom to top; the manhole large cover separates an inner cavity of the protective cover from an inner cavity of the manhole neck, and the inner cavity of the manhole neck is communicated with the inner cavity of the tank body; the manhole big cover is provided with a plurality of liquid discharge holes communicated with the inner cavity of the manhole neck; the safety valve group, the ventilation valve and other components are arranged on the manhole large cover and are positioned in the protective cover; the side wall of the protective cover is provided with a plurality of discharge openings; the counting end of the counter is arranged on the manhole big cover and is positioned in the protective cover, and the measuring end of the counter vertically stretches into the inner cavity of the tank body after sequentially penetrating through the manhole big cover and the inner cavity of the manhole neck.

Description

Tank body with top protection device and railway tank car

Technical Field

The utility model relates to a tank body protecting device of a railway tank car, in particular to a tank body with a top protecting device and a railway tank car.

Background

The top of the tank body of the railway tank car is usually provided with various components such as a safety valve, a vacuum valve, a ventilation valve, a meter and the like. On the one hand, all the components are exposed outside, and the tank body of the railway tank car is often easy to be impacted by a large force, so that when the tank body of the railway tank car is impacted by a large force, various components at the top of the tank body are easily damaged, and certain loss is caused. On the other hand, because the external environment is more changeable, the components are often exposed to wind, sun and rain and are easy to corrode, so that the service lives of various components are shorter. In addition, all components and parts at the top of the existing tank body are arranged in a scattered manner, when operation demands exist, the operation tools are required to be shifted for each operation, and inconvenience is caused to the operations such as installation and maintenance.

Disclosure of Invention

The utility model aims to provide a tank body with a top protection device and a railway tank car, so as to solve the technical problems that various components at the top of the existing tank body are easy to damage, the components are arranged in a scattered manner, and inconvenience is brought to operation.

In order to achieve the above purpose, the utility model provides a tank body with a top protection device, comprising a cylindrical tank body, wherein the top of the tank body is distributed with a safety valve group, a ventilation valve, a meter, a vacuum valve, a standby hole and a hole cover arranged on the standby hole, and the tank body is characterized in that: the manhole cover is arranged on the top of the tank body and is provided with a manhole neck, a manhole big cover and a protective cover which are sequentially arranged from bottom to top;

the manhole big cover separates an inner cavity of the protective cover from an inner cavity of the manhole neck, and the inner cavity of the manhole neck is communicated with the inner cavity of the tank body; the manhole big cover is provided with a plurality of liquid discharge holes communicated with the inner cavity of the manhole neck;

the safety valve group, the ventilation valve, the vacuum valve, the standby hole and the hole cover are all arranged on the manhole big cover and are positioned in the protective cover; a plurality of discharge ports are formed in the side wall of the protective cover;

the counting end of the gauge is arranged on the manhole big cover and is positioned in the protective cover, and the measuring end of the gauge vertically stretches into the inner cavity of the tank body after sequentially penetrating through the manhole big cover and the inner cavity of the manhole neck.

Further, the measuring end of the gauge comprises a guide rod and a floating ball which is slidably sleeved on the guide rod;

a supporting seat is arranged at the bottom of the inner cavity of the tank body;

the supporting seat is provided with a conical cylinder with an upward large end;

the upper end of the guide rod is connected with the counting end of the gauge, and the lower end of the guide rod extends into the conical cylinder; a gap is arranged between the guide rod and the conical cylinder.

Further, the supporting seat comprises a U-shaped supporting plate;

the U-shaped supporting plate is downward in opening, and two ends of the U-shaped supporting plate are fixedly connected to the bottom of the tank body through two backing plates respectively;

the backing plate is welded at the bottom of the tank body;

the cone is arranged at the U-shaped bottom of the U-shaped supporting plate, the large end of the cone is positioned above the U-shaped supporting plate, and the lower end of the cone penetrates through the U-shaped bottom.

Further, the measuring end of the meter further comprises a spring;

the spring is sleeved on the guide rod and is positioned between the conical cylinder and the floating ball;

the outer diameter of the spring is larger than the inner diameter of the small end of the conical cylinder.

Further, the human pore neck is cylindrical;

the manhole big cover is disc-shaped, and the diameter of the manhole big cover is larger than the outer diameter of the manhole neck; the upper end of the manhole neck is connected with the manhole large cover through a first flange, and the first flange is arranged on the outer circumferential surface of the manhole neck;

the protective cover comprises a cylindrical cover cylinder and a cover cap which is arranged at the upper end of the cover cylinder in a covering manner; the outer diameter of the cover cylinder is the same as the diameter of the manhole large cover, the lower end of the cover cylinder is connected with the manhole large cover through a second flange, and the second flange is arranged on the inner circumferential surface of the cover cylinder; the discharge port is arranged on the side wall of the cover cylinder.

Further, a quick-opening connector is further arranged in the protective cover and connected in series to the top of the ventilation valve.

Further, the safety valve group comprises a safety valve seat arranged on the manhole big cover and a built-in safety valve arranged inside the upper end of the safety valve seat; and a sealing gasket is arranged between the safety valve seat and the built-in safety valve.

Further, four notches are formed in the second flange;

four liquid discharge holes are formed in the manhole large cover;

the four liquid draining holes are respectively positioned at positions corresponding to the four notches on the manhole large cover.

Further, 20 bolts are uniformly distributed on the second flange;

the lower end of the cover cylinder is connected with the manhole big cover through 20 bolts.

Meanwhile, the utility model also provides a railway tank car, which is characterized in that: the device comprises the tank body provided with the top protection device and a carriage body;

the tank body is mounted on the carriage body.

The utility model has the beneficial effects that:

1. according to the utility model, the manhole large cover and the protective cover are arranged at the top of the tank body, the safety valve group, the ventilation valve, the counter, the vacuum valve, the standby hole and the hole cover are all arranged on the manhole large cover and are all positioned in the protective cover, so that all components at the top of the tank body are intensively arranged, and on one hand, the convenience of the centralized operation of all components can be improved; on the other hand, the protective cover can also protect each component and reduce the damage degree of each component when the tank body is impacted by high force; in addition, the protection cover can also prevent each component from being corroded by the external environment, so that the service life of each component is prolonged.

2. According to the utility model, the supporting seat is arranged at the bottom of the inner cavity of the tank body, the conical cylinder is arranged on the supporting seat, and the bottom of the guide rod of the gauge extends into the conical cylinder, so that on one hand, the supporting seat can avoid damage to the gauge caused by impact of liquid in the tank body on the guide rod due to jolt of the tank truck during transportation, and on the other hand, even if the tank body is jolt, the guide rod is separated from the supporting seat, the guide rod can be automatically aligned under the action of the conical surface of the conical cylinder so as to extend into the small end of the conical cylinder, and the stability of the guide rod is improved.

3. The utility model keeps a certain gap between the guide rod and the conical cylinder, so that the abrasion of the guide rod can be reduced while the guide rod is supported, the service life of the guide rod is prolonged, and the guide rod is prevented from being damaged due to up-and-down vibration of the tank body in the operation of the tank truck.

4. According to the utility model, the liquid outlet is arranged on the manhole big cover, so that liquid can be prevented from gathering on the manhole big cover, liquid accumulation is prevented, and unnecessary damage to various components on the manhole big cover is avoided.

5. The side wall of the cover cylinder is also provided with the discharge port, so that the safety vent can be used for safety discharge and can be used for influencing the exhaust of the vent valve.

6. The quick-opening connector is connected with the vent valve in series, so that the use of the quick-opening connector and the vent valve is not affected, and meanwhile, the space in the cover cylinder is saved, so that each component is more compact, and enough space is reserved for the operation of each component. The ventilation valve is provided with a handle for a switch, so that the operation is convenient.

7. The safety valve group comprises the safety valve seat arranged on the manhole large cover and the built-in safety valve arranged at the top of the safety valve seat, and the sealing gasket is arranged between the safety valve seat and the built-in safety valve, so that the liquid in the tank body can be prevented from directly impacting the built-in safety valve.

Drawings

FIG. 1 is a schematic view of a tank embodiment of the present utility model with a top guard;

fig. 2 is a schematic perspective view of a person Kong Dagai and various components according to an embodiment of the present utility model;

FIG. 3 is a side view of a person Kong Dagai and various components in an embodiment of the utility model;

FIG. 4 is a top view of a person Kong Dagai and the various components of an embodiment of the present utility model;

FIG. 5 is a schematic view of the structure of a protective cover according to an embodiment of the present utility model;

FIG. 6 is a schematic view of a conical cylinder and a support base according to an embodiment of the present utility model;

fig. 7 is a schematic structural diagram of a relief valve block according to an embodiment of the present utility model.

Reference numerals:

1-tank body, 11-safety valve group, 111-safety valve seat, 112-built-in safety valve, 113-sealing gasket, 12-vent valve, 13-quick-opening connector, 14-meter, 141-guide rod, 142-floating ball, 143-spring, 15-vacuum valve, 16-hole cover, 2-neck, 21-drain hole, 3-manhole big cover, 4-protective cover, 41-cover cylinder, 411-drain hole, 42-cover, 43-second flange, 431-notch, 432-bolt, 5-conical cylinder, 6-U-shaped support plate and 7-backing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

As shown in fig. 1, a tank body with a top protection device comprises a cylindrical tank body 1, wherein a manhole neck 2, a manhole large cover 3 and a protection cover 4 which are sequentially arranged from bottom to top are arranged at the top of the tank body 1; the human aperture neck 2 is cylindrical; as shown in fig. 2, 3 and 4, the manhole cover 3 is disc-shaped, has a diameter of 954mm, is larger than the outer diameter of the manhole neck 2, and has a thickness of 45mm in the middle of the manhole cover 3; the manhole big cover 3 separates the inner cavity of the protective cover 4 from the inner cavity of the manhole neck 2, the upper end of the manhole neck 2 is connected with the manhole big cover 3 through a first flange, and the first flange is arranged on the outer circumferential surface of the manhole neck 2; the inner cavity of the manway neck 2 is communicated with the inner cavity of the tank body 1; the manhole big cover 3 is provided with four liquid discharge holes 21 communicated with the inner cavity of the manhole neck 2, a safety valve group 11, a vent valve 12, a quick-opening joint 13, a vacuum valve 15 and a standby hole, and the standby hole is covered with a hole cover 16; simultaneously, the liquid discharge hole 21, the safety valve group 11, the vent valve 12, the quick-opening connector 13, the vacuum valve 15, the standby hole and the hole cover 16 are all positioned in the protective cover 4, and the protective cover 4 is used for protecting the safety valve group 11, the vent valve 12, the quick-opening connector 13, the vacuum valve 15 and the hole cover 16, so as to prevent each component (namely the safety valve group 11, the vent valve 12, the quick-opening connector 13, the vacuum valve 15 and the hole cover 16) from being damaged when the tank body 1 is impacted; the manhole cover 3 is provided with a plurality of non-penetrating threaded holes, and the safety valve group 11, the vent valve 12, the quick-opening joint 13, the vacuum valve 15 and the hole cover 16 are all connected with the manhole cover 3 through fastening studs arranged in the threaded holes, so that the tightness of the interface is ensured; the positions of the components are compact, the components are distributed in the range of 620mm in the center diameter of the manhole large cover 3, the components are convenient to mount and dismount, the switching operation of the vent valve 12 and the quick-opening connector 13 is not influenced, the floating ball 142 at the measuring end of the gauge 14 is not influenced to normally move along the guide rod 141, and the use of the hole cover 16 on the standby hole is not influenced. Wherein the quick-opening connector 13 can be arranged according to the requirement. Other components can be provided with a mounting skirt as required. The drain hole 21 is used to prevent liquid accumulation in the shield 4. The size and number of the drain holes 21 may be set as required.

As shown in fig. 5, the shield 4 includes a cylindrical cover cylinder 41, and a cover 42 covering the upper end of the cover cylinder 41; an opening assisting component and a fastening piece for locking the opening assisting component and the cover 42 are arranged between the cover cylinder 41 and the cover 42; the outer diameter of the cover cylinder 41 is the same as the diameter of the manhole large cover 3, the inner circumferential surface of the lower end of the cover cylinder 41 is provided with a second flange 43, and the second flange 43 is provided with four notches 431; the four drain holes 21 are respectively located at positions corresponding to the four notches 431 on the manhole cover 3. The second flange 43 is also uniformly provided with 20 bolts 432, and the lower end of the cover cylinder 41 is connected with the manhole large cover 3 through the 20 bolts 432. Four arc-shaped discharge ports 411 are arranged on the side wall of the cover cylinder 41, and the total area of gaps of the four discharge ports 411 is larger than the discharge area of the safety valve group. Of course, the number and size of the vent 411 can be increased or decreased as required, and the vent 411 can be used for ventilation of the ventilation valve 3. It will be appreciated that the function of the back-up hole is firstly to extend into the liquid in the pipe extraction tank body 1 from the back-up hole in special cases, and secondly to observe the back-up hole when the manhole cover is assembled, so as to facilitate the assembly of the support base of the bottom gauge 14 and the guide rod 141.

As shown in fig. 3 and 6, the counting end of the counter 14 is disposed on the manhole cover 3 and is located in the protective cover 4, and the measuring end of the counter 14 sequentially penetrates through the manhole cover 3 and the inner cavity of the manhole neck 2 and then vertically stretches into the inner cavity of the tank body 1. Specifically, the measuring end of the gauge 14 includes a guide rod 141, a floating ball 142 slidably sleeved on the guide rod 141, and a spring 143; in fact, the guide rod 141 is a hollow rod, in which a measuring rod is provided, the float 142 is coupled to the measuring rod in the hollow rod, and when the float 142 rises under the action of the buoyancy of the liquid, the measuring rod in the guide rod rises accordingly, so that the floating rod counts by the measuring rod. A supporting seat is arranged at the bottom of the inner cavity of the tank body 1; the support seat comprises a U-shaped support plate 6; the U-shaped supporting plate 6 is downward in opening, and two ends of the U-shaped supporting plate are fixedly connected to the bottom of the inner cavity of the tank body 1 through two backing plates 7 respectively; the backing plate 7 is welded at the bottom of the inner cavity of the tank body 1; the supporting seat is provided with a conical cylinder 5 with an upward large end, the conical cylinder 5 is arranged at the U-shaped bottom of the U-shaped supporting plate 6, the large end of the conical cylinder is positioned above the U-shaped supporting plate 6, and the lower end of the conical cylinder penetrates through the U-shaped bottom. The upper end of the guide rod 141 passes through the manhole big cover 3 to be connected with the counting end of the gauge 14, and the lower end extends into the conical cylinder 5; a gap of 2.5mm to 3.5mm is provided between the guide rod 141 and the tapered cylinder 5, and the guide rod 141 can be supported while the abrasion of the guide rod 141 can be reduced. The spring 143 is located between the cone 5 and the float 142, and the outer diameter of the spring 143 is larger than the inner diameter of the small end of the cone 5, so that the spring 143 is prevented from falling off the small end of the cone 5. In addition, in order to save space in the hood 41, the quick-opening connector 13 is connected in series to the top of the ventilation valve 12, and a handle for opening and closing is provided on the ventilation valve 12.

Wherein, the safety valve group 11 comprises a safety valve seat 111 welded on the manhole big cover 3 and a built-in safety valve 112 arranged on the top of the safety valve seat 111; a gasket 113 is provided between the safety valve seat 111 and the built-in safety valve 112, and this structure can prevent the liquid in the tank body 1 from directly striking the built-in safety valve 112.

According to the tank body with the top protection device, provided by the embodiment of the utility model, all components at the top of the tank body are intensively protected, so that the operation is convenient, and the service life of all components can be prolonged.

The embodiment of the utility model also provides a railway tank car, which comprises the tank body provided with the top protection device and a carriage body; the tank body 1 is mounted on the carriage body.

The foregoing is merely illustrative of specific embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any changes or substitutions within the technical scope of the present utility model should be covered by the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (10)

1. The utility model provides a jar body with top protector, includes cylindric jar body (1), jar body (1) top distributes has relief valve group (11), breather valve (12), counter (14), vacuum valve (15), reserve hole and sets up handhole door (16) on reserve hole, its characterized in that: the novel energy-saving tank also comprises a manhole neck (2), a manhole large cover (3) and a protective cover (4) which are positioned at the top of the tank body (1) and are sequentially arranged from bottom to top;

the manhole big cover (3) separates the inner cavity of the protective cover (4) from the inner cavity of the manhole neck (2), and the inner cavity of the manhole neck (2) is communicated with the inner cavity of the tank body (1); the manhole big cover (3) is provided with a plurality of drain holes (21) communicated with the inner cavity of the manhole neck (2);

the safety valve group (11), the ventilation valve (12), the vacuum valve (15), the standby hole and the hole cover (16) are all arranged on the manhole big cover (3) and are positioned in the protective cover (4); a plurality of discharge ports (411) are formed in the side wall of the protective cover (4);

the counting end of the meter (14) is arranged on the manhole big cover (3) and is positioned in the protective cover (4), and the measuring end of the meter (14) vertically stretches into the inner cavity of the tank body (1) after sequentially penetrating through the manhole big cover (3) and the inner cavity of the manhole neck (2).

2. The tank provided with a top guard according to claim 1, wherein:

the measuring end of the gauge (14) comprises a guide rod (141) and a floating ball (142) which is slidably sleeved on the guide rod (141);

a supporting seat is arranged at the bottom of the inner cavity of the tank body (1);

the supporting seat is provided with a conical cylinder (5) with an upward large end;

the upper end of the guide rod (141) is connected with the counting end of the gauge (14), and the lower end of the guide rod extends into the conical cylinder (5); a gap is arranged between the guide rod (141) and the conical cylinder (5).

3. The tank provided with a top guard according to claim 2, characterized in that:

the supporting seat comprises a U-shaped supporting plate (6);

the U-shaped supporting plate (6) is downward in opening, and two ends of the U-shaped supporting plate are fixedly connected to the bottom of the inner cavity of the tank body (1) through two backing plates (7) respectively;

the backing plate (7) is welded at the bottom of the inner cavity of the tank body (1);

the conical cylinder (5) is arranged at the U-shaped bottom of the U-shaped supporting plate (6), the large end of the conical cylinder is positioned above the U-shaped supporting plate (6), and the lower end of the conical cylinder penetrates through the U-shaped bottom.

4. A tank provided with a top guard according to claim 3, characterized in that:

the measuring end of the meter (14) also comprises a spring (143);

the spring (143) is sleeved on the guide rod (141) and is positioned between the conical cylinder (5) and the floating ball (142);

the outer diameter of the spring (143) is larger than the inner diameter of the small end of the conical cylinder (5).

5. A tank provided with a top guard according to any one of claims 1-4, wherein:

the manhole neck (2) is cylindrical;

the manhole big cover (3) is disc-shaped, and the diameter of the manhole big cover is larger than the outer diameter of the manhole neck (2); the upper end of the manhole neck (2) is connected with the manhole large cover (3) through a first flange, and the first flange is arranged on the outer circumferential surface of the manhole neck (2);

the protective cover (4) comprises a cylindrical cover cylinder (41) and a cover cap (42) which is covered on the upper end of the cover cylinder (41); the outer diameter of the cover cylinder (41) is the same as the diameter of the manhole big cover (3), the lower end of the cover cylinder (41) is connected with the manhole big cover (3) through a second flange (43), and the second flange (43) is arranged on the inner circumferential surface of the cover cylinder (41); the discharge port (411) is arranged on the side wall of the cover cylinder (41).

6. The tank provided with a top guard of claim 5, wherein: a quick-opening connector (13) is further arranged in the protective cover (4), and the quick-opening connector (13) is connected in series to the top of the ventilation valve (12).

7. The tank provided with a top guard of claim 6, wherein: the safety valve group (11) comprises a safety valve seat (111) arranged on the manhole big cover (3), and a built-in safety valve (112) arranged inside the upper end of the safety valve seat (111); a sealing gasket (113) is arranged between the safety valve seat (111) and the built-in safety valve (112).

8. The tank provided with a top guard of claim 7, wherein: four notches (431) are formed in the second flange (43);

four liquid discharge holes (21) are formed in the manhole large cover (3);

the four liquid discharge holes (21) are respectively positioned at positions corresponding to the four notches (431) on the manhole big cover (3).

9. The tank provided with a top guard of claim 8, wherein:

20 bolts (432) are uniformly distributed on the second flange (43);

the lower end of the cover cylinder (41) is connected with the manhole big cover (3) through 20 bolts (432).

10. A railway tank car, characterized in that: a tank comprising the roof guard of any one of claims 1-8, and a wagon;

the tank body (1) is mounted on the carriage body.

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