CN215286439U - Lock tongue type tank opening sealing device - Google Patents
Lock tongue type tank opening sealing device Download PDFInfo
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- CN215286439U CN215286439U CN202120489654.0U CN202120489654U CN215286439U CN 215286439 U CN215286439 U CN 215286439U CN 202120489654 U CN202120489654 U CN 202120489654U CN 215286439 U CN215286439 U CN 215286439U
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- lock tongue
- cover plate
- tank
- tank car
- sealing device
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Abstract
The utility model discloses a lock tongue type tank opening sealing device, which comprises a vertical pipe and a cover plate for sealing the tank opening of a tank car, wherein the vertical pipe is fixedly connected with the cover plate, the vertical pipe passes through the tank opening of the tank car and extends into the tank car, the cover plate is provided with a locking device which is matched with the tank opening of the tank car and compresses the cover plate at the tank opening of the tank car, the locking device comprises a lock tongue and a lock tongue mounting frame which is fixedly connected with the cover plate, and the lock tongue is arranged on the lock tongue mounting frame through a sliding mechanism; the sliding mechanism comprises a sliding plate used for installing a spring bolt and a pull rod fixedly connected with the sliding plate, a spring bolt installing seat is arranged on the sliding plate, the spring bolt is installed on the spring bolt installing seat through a pin shaft, the bottom end of the pull rod is fixed on the sliding plate, the top end of the pull rod penetrates through a cover plate and is connected with a power source arranged on the cover plate, and a stroke limiting hole for the spring bolt to penetrate is formed in the spring bolt installing frame. The device of the utility model has simple structure and convenient operation; the volume is small, and the space is saved; the device is suitable for the closed loading and unloading of tank openings of various liquid medium tank trucks.
Description
Technical Field
The utility model relates to a tank car jar mouth sealing device especially relates to a lock tongue formula jar mouth sealing device.
Background
With the accelerated consumption of liquid petroleum products and liquid chemical raw materials, the transportation volume is increased rapidly, and the environment protection situation is more severe. At present, the main modes of transporting liquid petroleum products and liquid chemical raw materials inland are pipeline transportation and tank car filling transportation, wherein the tank car filling transportation is widely applied due to the advantages of punctuality, safety, large transportation volume, high speed, high reliability, long distance, small influence of climate and the like. The loading and unloading of materials are involved in the filling and transporting process of the tank car. The traditional tank car jar mouth is located jar body top mostly, and the loading and unloading process adopts open-type or incomplete closed more, be about to during material pipe disect insertion tank car jar mouth, at the in-process of filling, the gaseous all direct discharge in the atmosphere of residual gas in the tank car jar and the volatile production of filling in-process fluid medium, not only caused environmental pollution, and cause very big influence to safety in production and personal safety, can also cause conflagration and explosion accident even when serious, also caused the waste of fluid medium simultaneously.
In order to achieve the sealing effect of the tank opening, various sealing devices mounted on the vertical pipe of the crane pipe are disclosed in the prior art; the Chinese utility model patent (201610276525.7: an internal bracing sealing device) discloses an internal bracing sealing device, which comprises a sealing cover, a sealing gasket, an oil filling pipe, an oil filling tank opening, a four-bar linkage mechanism and an oblique cone, and is characterized in that the four-bar linkage mechanism and the oblique cone are arranged in the oil filling tank opening; the four-bar linkage is suspended on the sealing cover through a pin shaft and swings radially by taking the pin shaft as a center; the inclined cone is sleeved on the outer diameter of the oil filling pipe and can move up and down along the oil filling pipe; the lowermost connecting rod of the four-connecting-rod mechanism is a moving rod, one end of the moving rod is provided with a round wheel, and the other end of the moving rod is provided with a triangular block; the round wheel of the moving rod is tangent to the conical surface of the oblique cone, so that the moving rod is vertical to the oblique cone. Although the device can realize the sealing effect of the tank opening and is suitable for the tank openings with different calibers, the sealing device is not suitable for sealing and loading and unloading various liquid media in the tank car.
The Chinese utility model patent (201020174550.2: bolt type positioning and locking device) discloses a bolt type positioning and locking device, which is characterized in that the bolt type positioning and locking device comprises a circular groove plate (1), a stay bar (2), a bolt seat (3) and a lock bolt (4), wherein the bolt seat (3) is fixed on the stay bar (2) through screws or riveting, the bolt seat (3) is provided with a horizontal semi-closed through long assembly groove, the lock bolt (4) is arranged in the assembly groove of the bolt seat (3), the lock bolt (4) consists of a lock column (5) and a bolt handle (6), and the bolt handle (6) is vertically screwed or welded on the lock column (5). Although the device can realize the locking function, the structure and the operation are complicated.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art not enough, provide a reasonable in design, simple structure, convenient operation's lock tongue formula jar mouthful sealing device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a kind of lock tongue type pot opening sealing means, characterized by, including hanging the pipe and closing the cover plate of the pot mouth of the tank car, the hanging the pipe is fixedly connected with cover plate, the hanging pipe crosses the pot mouth of the tank car and stretches into the tank car, there are locking devices that cooperate with pot mouth of the tank car and compress the cover plate on the pot mouth of the tank car on the said cover plate, characterized by, the said locking device includes the lock tongue and lock tongue mounting bracket fixedly connected with cover plate, the lock tongue is mounted on lock tongue mounting bracket through the sliding mechanism; slide mechanism including the slide that is used for installing the spring bolt and with the fixed pull rod that meets of slide, be equipped with the spring bolt mount pad on the slide, the spring bolt is equipped with drive spring bolt pivoted torsional spring through round pin axle dress on the spring bolt mount pad on the round pin axle, pull rod bottom mounting is on the slide, the pull rod top is passed the apron and is met with the power supply of establishing on the apron be equipped with the spacing hole of stroke that supplies the spring bolt to pass on the spring bolt mounting bracket, the power supply be cylinder, hydro-cylinder, air pump or hand wheel.
The utility model discloses the technical problem that will solve can also be realized through following technical scheme be equipped with the slip guiding mechanism on the spring bolt mounting bracket, the slip guiding mechanism is including fixing guide post and the slide bush of cover on the guide post on the spring bolt mounting bracket, and the slide bush dress is on the slide.
The utility model discloses the technical problem that will solve can also be realized through following technical scheme, locking device is equipped with 2-3 groups, along the circumference evenly distributed of tank car jar mouth.
The utility model discloses the technical problem that will solve can also be realized through following technical scheme, the spring bolt mounting bracket includes upper fixed plate and bottom plate, through supporting fixed meeting between upper fixed plate and the bottom plate, and upper fixed plate fixes in the apron bottom.
The utility model discloses the technical problem that will solve can also be realized through following technical scheme, one side of pipe that hangs down is equipped with the residual air and retrieves the interface, and the residual air is retrieved the interface and is passed through the pipeline and be connected with residual air recovery unit.
The utility model discloses the technical problem that will solve can also be realized through following technical scheme be equipped with the rubber pad between apron and the tank car jar mouth.
The utility model discloses the technical problem that will solve can also be realized through following technical scheme, pipe, tank car jar mouth, apron are coaxial arranging.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the device of the utility model has simple structure and convenient operation; the volume is small, and the occupied space is small;
(2) the device of the utility model has wide application range, is suitable for the tank openings of various tank cars of automobiles and tank cars, and is also suitable for the airtight loading and unloading of various liquid media in the tank cars;
(3) each locking device related in the device of the utility model is provided with a power source (a cylinder or an oil cylinder or an air pump or a hand wheel), at least two or three locking devices are evenly distributed on a cover plate, and the pressure applied to the cover plate is the pulling force generated by the two or three power sources; meanwhile, the bottom surface of the tank truck opening is uneven, so that the problem of uneven bottom surface of the tank truck opening can be solved by separate driving, and the equal tension of each locking device is ensured.
The lock tongue type tank opening sealing device has the advantages of multiple power sources, large tension force and high separate driving efficiency.
Drawings
Fig. 1 is a schematic structural view of the tongue-locking type can mouth sealing device of the present invention;
fig. 2 is a schematic structural diagram of the locking device of the present invention;
FIG. 3 is a left side view of FIG. 2;
FIG. 4 is a sectional view taken along line A-A of FIG. 2;
fig. 5 is an initial state diagram of the locking device of the present invention;
FIG. 6 is a view showing a state where a latch bolt of the locking device of the present invention is completely unfolded;
fig. 7 is a view showing an unfastened state of the locking device according to the present invention;
in the figure:
1-vertical pipe, 2-residual gas recovery interface, 3-rubber pad, 4-cover plate, 5-tank car tank opening, 6-locking device, 7-lock tongue, 8-slide plate, 9-pull rod, 10-lock tongue mounting seat, 11-pin shaft, 12-stroke limiting hole, 13-guide column, 14-slide plate bush, 15-upper fixing plate, 16-lower fixing plate, 17-support and 18-rubber pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a lock tongue type tank opening sealing device comprises a vertical pipe 1 and a cover plate 4 for sealing a tank opening 5 of a tank car, wherein the vertical pipe 1 is fixedly connected with the cover plate 4, the vertical pipe 1, the tank opening 5 of the tank car and the cover plate 4 are coaxially arranged, the vertical pipe 1 penetrates through the tank opening 5 of the tank car and extends into the tank car, a locking device 6 which is matched with the tank opening 5 of the tank car and presses the cover plate 4 at the tank opening of the tank car is arranged on the cover plate 4, the locking device 6 comprises a lock tongue 7 and a lock tongue mounting frame fixedly connected with the cover plate 4, and the lock tongue 7 is mounted on the lock tongue mounting frame through a sliding mechanism; the sliding mechanism comprises a sliding plate 8 for mounting a lock tongue 7 and a pull rod 9 fixedly connected with the sliding plate 8, the sliding plate 8 is provided with a lock tongue mounting seat 10, the lock tongue 7 is mounted on the lock tongue mounting seat 10 through a pin shaft 11, the pin shaft 11 is provided with a torsional spring for driving the lock tongue to rotate, the bottom end of the pull rod 9 is fixed on the sliding plate 7, the top end of the pull rod 9 penetrates through the cover plate 4 to be connected with a power source arranged on the cover plate 4, the lock tongue mounting seat is provided with a stroke limiting hole 12 for the lock tongue 7 to penetrate through, the stroke limiting hole 12 is vertically arranged and is in a long strip shape, the lock tongue mounting seat 10 adopts a support lug, and the power source is an air cylinder, an oil cylinder, an air pump or a hand wheel;
the locking devices 6 are provided with 2-3 groups and are uniformly distributed along the circumferential direction of the tank opening of the tank car, the number of the locking devices 6 is 2, and the locking devices are symmetrically distributed and fixed on the cover plate 4; the number of the locking devices 6 can be 3, and the 3 locking devices 6 are equally fixed on the cover plate 4 relative to the central shaft of the tank opening of the tank car.
The bolt mounting bracket is provided with a sliding guide mechanism, the sliding guide mechanism comprises a guide post 13 fixed on the bolt mounting bracket and a sliding plate bushing 14 sleeved on the guide post 13, and the sliding plate bushing 14 is arranged on the sliding plate 8.
The bolt mounting bracket includes an upper fixed plate 15 and a lower fixed plate 16, and the upper fixed plate 15 and the lower fixed plate 16 are fixedly connected through a support 17, the stroke limiting hole 12 can be arranged on the support 17, and the upper fixed plate 15 is fixed at the bottom of the cover plate 4.
One side of the vertical pipe 1 is provided with a residual gas recovery interface 2, and the residual gas recovery interface 2 is connected with a residual gas recovery device through a pipeline.
Locking device have three kinds of operating condition, specifically as follows:
1. the locking device is in an initial state
As shown in fig. 5, the locking device 6 is in an initial state, and the bolt is located in the bolt mounting bracket;
2. clamping process of locking device
As shown in figure 6, upward pulling force is applied to the pull rod, the sliding plate moves upwards, the lock tongue is driven to move upwards, the lock tongue rotates outwards under the action of the torsion spring while moving upwards, when the lock tongue reaches the stroke limiting hole, the lock tongue is in a completely unfolded state, the lock tongue continues to move upwards along the vertical direction until the lock tongue abuts against the bottom of the tank opening of the tank car, at the moment, the sealing cover is pressed towards the tank opening, and the rubber pad 3 generates elastic deformation, so that the tank car opening 5 is sealed.
3. Releasing process of locking device
As shown in figure 7, downward thrust is applied to the pull rod, the sliding plate moves downwards and drives the lock tongue to move downwards at the same time, so that the lock tongue is separated from the bottom of the tank opening of the tank car, the lock tongue continues to move downwards along the vertical direction until the lock tongue contacts the lower end part of the stroke limiting hole and then rotates and is retracted, at the moment, the sealing device is lifted away from the tank opening, and one-time sealing or loading and unloading of the tank opening are completed.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. A lock tongue type tank opening sealing device comprises a vertical pipe and a cover plate for sealing a tank opening of a tank car, wherein the vertical pipe is fixedly connected with the cover plate, the vertical pipe penetrates through the tank opening of the tank car and extends into the tank car, a locking device which is matched with the tank opening of the tank car and tightly presses the cover plate at the tank opening of the tank car is arranged on the cover plate,
the locking device comprises a lock tongue and a lock tongue mounting frame fixedly connected with the cover plate, and the lock tongue is mounted on the lock tongue mounting frame through a sliding mechanism;
the sliding mechanism comprises a sliding plate used for installing the lock tongue and a pull rod fixedly connected with the sliding plate, a lock tongue mounting seat is arranged on the sliding plate, the lock tongue is arranged on the lock tongue mounting seat through a pin shaft, a torsion spring for driving the lock tongue to rotate is arranged on the pin shaft, the bottom end of the pull rod is fixed on the sliding plate, the top end of the pull rod penetrates through a cover plate and is connected with a power source arranged on the cover plate, and a stroke limiting hole for the lock tongue to penetrate is formed in the lock tongue mounting frame.
2. The lock tongue type can opening sealing device according to claim 1, wherein a slide guide mechanism is provided on the lock tongue mounting bracket.
3. The deadbolt can mouth seal assembly of claim 2, wherein the slide guide mechanism comprises a guide post secured to the deadbolt mount and a slide bushing received over the guide post, the slide bushing being mounted on the slide.
4. The latch-type spout sealing device according to claim 1, wherein the locking devices are provided in 2 to 3 groups and are uniformly distributed along the circumference of the spout of the tank car.
5. The lock tongue type can opening sealing device as claimed in claim 1, wherein the lock tongue mounting bracket comprises an upper fixing plate and a lower fixing plate, the upper fixing plate and the lower fixing plate are fixedly connected through a support, and the upper fixing plate is fixed at the bottom of the cover plate.
6. The latch-type can mouth sealing device according to claim 1, wherein one side of the vertical pipe is provided with an after-air recovery interface, and the after-air recovery interface is connected with the after-air recovery device through a pipeline.
7. The latch-type spout sealing device of claim 1 wherein a rubber gasket is provided between the cover plate and the spout of the tank car.
8. The latch-type spout sealing device according to claim 1, wherein the drop tube, the tank car spout and the cover plate are coaxially arranged.
9. The lock tongue type can opening sealing device according to claim 1, wherein the power source is an air cylinder, an oil cylinder, an air pump or a hand wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120489654.0U CN215286439U (en) | 2021-03-08 | 2021-03-08 | Lock tongue type tank opening sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120489654.0U CN215286439U (en) | 2021-03-08 | 2021-03-08 | Lock tongue type tank opening sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215286439U true CN215286439U (en) | 2021-12-24 |
Family
ID=79532070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120489654.0U Active CN215286439U (en) | 2021-03-08 | 2021-03-08 | Lock tongue type tank opening sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215286439U (en) |
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2021
- 2021-03-08 CN CN202120489654.0U patent/CN215286439U/en active Active
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