CN210735108U

CN210735108U - Sealing device of tank box for fire truck

Info

Publication number: CN210735108U
Application number: CN201921796481.6U
Authority: CN
Inventors: 王雯; 王涛; 王牛富
Original assignee: Jiangsu Qing'an Fire Equipment Co Ltd
Current assignee: Jiangsu Qing'an Fire Equipment Co Ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-06-12
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses a sealing device of tank box for fire engine, including fixing the connecting portion on the tank box to and offer the seal of the inside central position of connecting portion, the top of seal is provided with seal assembly, seal assembly's inside includes the upper seal plate to and connect the lower closing plate at the upper seal plate lower extreme, the top of upper seal plate is provided with annular platform, the pneumatic cylinder is installed to the four corners department of annular platform lower extreme, the four corners department at upper seal plate top corresponds has seted up the groove of exerting pressure, the pneumatic cylinder matches with the groove of exerting pressure. The utility model discloses a be provided with a series of structures and make this device have that the seal is strong, the good characteristics of flexibility, gas or liquid in the filling box are difficult for overflowing, and the dismouting of sealed lid is simple and convenient, and the flexibility is good, can satisfy the use of fire engine to this has solved the problem that the leakproofness of fire engine jar formula container seal port is not strong, sealed lid is adjusted nimble inadequately.

Description

Sealing device of tank box for fire truck

Technical Field

The utility model relates to a fire engine and relevant technical field specifically are a sealing device of tank box for fire engine.

Background

The fire engine can be used for tank containers for transporting special liquid, chemical articles and the like, most tank containers are provided with steam or electric heating devices, inert gas protection devices, pressure reducing devices and other optional equipment required by fluid transportation and loading and unloading, the tank containers are also called liquid containers, are special containers manufactured for transporting liquid goods such as food, medicines, chemical articles and the like, the sealing performance of the tank containers is very important and directly influences the safety of the articles in the containers, therefore, the sealing device of the tank container is very important, the tank container for the fire engine is required to have the characteristics of good sealing performance and convenient opening of a sealing port so as to meet the requirement of convenient use of the fire engine, at present, the existing tank container sealing device is unreasonable in design, firstly, the sealing strength is not high, the safety and the sealing effect are poor, the objects in the interior are easy to leak, and the sealing cover is unstable, secondly, the flexibility of the sealing cover is not good, and the fire engine requires good flexibility to meet the emergency use under specific conditions, so that the equipment limitation at the present stage is large, and the prior art needs to be improved to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a sealing device of tank box for fire engine to solve the problem that proposes among the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sealing device of tank for fire engine, is including fixing the connecting portion on the tank to and offer the seal of locating the inside central point of connecting portion and putting, the top of seal is provided with seal assembly, seal assembly's inside includes the upper seal plate to and connect the lower closing plate at upper seal plate lower extreme, the top of upper seal plate is provided with annular platform, the pneumatic cylinder is installed to the four corners department of annular platform lower extreme, the four corners department at upper seal plate top corresponds has seted up the groove of exerting pressure, the pneumatic cylinder matches with the groove of exerting pressure.

Preferably, the upper sealing plate and the lower sealing plate are connected in an integrated manner, a limiting cavity is formed in the sealing opening, and the lower sealing plate is matched with the limiting cavity.

Preferably, the four corners of the lower end of the upper sealing plate are fixed with positioning balls, the outer edge of the top of the sealing opening is correspondingly provided with a positioning groove, the positioning groove is matched with the positioning balls, and the sealing assembly is connected with the sealing opening in a positioning mode through the positioning balls and the positioning grooves.

Preferably, the connecting portion upper end left part is fixed with the pole setting, the top welding of pole setting has the diaphragm, the corresponding lower surface of installing at the diaphragm of annular platform.

Preferably, the outer wall of the upright rod is provided with a hydraulic oil tank, an output pipeline of the hydraulic oil tank is provided with oil way electromagnetic valves, and the hydraulic oil tanks are connected with the hydraulic cylinders one by one in an oil way electromagnetic valve mode.

Preferably, the side wall of the sealing assembly is connected with a rotary sleeve, the right part of the upper end of the connecting part is fixed with a supporting plate, a bearing seat is arranged at the upper end of the supporting plate, and the rotary sleeve is arranged on the bearing seat.

Preferably, the lower surface of the sealing component is provided with a pressure relief layer.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that: the sealing device for the tank container for the fire truck has the advantages of reasonable design, strong tightness and good flexibility, gas or liquid in the container is not easy to overflow, the sealing cover is easy and convenient to disassemble and assemble, the flexibility is good, the use of the fire truck can be met, the problems that the sealing property of the sealing port of the tank container for the fire truck is not strong and the sealing cover is not flexible to adjust are solved, by arranging the sealing assembly, the sealing assembly is fixed on the sealing port during working, the lower sealing plate is embedded in the limiting cavity, the lower sealing plate is limited and fixed in a positioning mode through the positioning round beads and the positioning grooves, the sealing port is closed, by arranging the annular table and the hydraulic cylinder arranged at the bottom of the annular table, the piston rod of the hydraulic cylinder is extended during working, the lower sealing plate is embedded in the pressure applying groove at the upper part of the upper sealing plate, the sealing assembly is pressed and fixed by the, the lower surface of the sealing component is provided with the slow-pressing layer, so that the sealing effect is more rigorous, the piston rod of the hydraulic cylinder is only required to be driven to move upwards during disassembly, the rotary sleeve is rotated, the disassembly of the sealing component can be realized, and the sealing component is very simple and convenient.

Drawings

FIG. 1 is an overall front view of the present invention;

fig. 2 is a schematic structural view of the sealing assembly of the present invention;

fig. 3 is an internal cross-sectional view of the seal assembly of the present invention.

The reference numbers in the figures are: 1. a connecting portion; 2. erecting a rod; 3. sealing the opening; 4. positioning a groove; 5. a limiting cavity; 6. a support plate; 7. a bearing seat; 8. screwing a sleeve; 9. a seal assembly; 10. a hydraulic oil tank; 11. a transverse plate; 12. an annular table; 13. a hydraulic cylinder; 14. an oil path solenoid valve; 15. an upper sealing plate; 16. a pressure applying groove; 17. a lower sealing plate; 18. positioning the ball; 19. and (5) slowly pressing the layer.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a sealing device of tank for fire engine, including fixing connecting portion 1 on the tank, and set up in the sealed mouth 3 of the inside central point of connecting portion 1 position, seal or the addition material through the mode of sealed mouth 3, the top of sealed mouth 3 is provided with seal assembly 9, realize the sealed to sealed mouth 3, seal assembly 9's inside includes upper seal plate 15, and connect the lower closing plate 17 at upper seal plate 15 lower extreme, upper seal plate 15's top is provided with annular platform 12, pneumatic cylinder 13 is installed to the four corners department of annular platform 12 lower extreme, the four corners department at upper seal plate 15 top corresponds has seted up pressure groove 16, pneumatic cylinder 13 and pressure groove 16 phase-match, the piston rod of pneumatic cylinder 13 can offset with pressure groove 16, exert pressure to seal assembly 9, and then realize seal assembly 9 to the sealed operation of sealed mouth 3.

Further, upper seal plate 15 is connected as an organic whole with lower seal plate 17 between, and spacing chamber 5 has been seted up to the inside of sealing port 3, and lower seal plate 17 and spacing chamber 5 looks adaptation, lower seal plate 17 can the gomphosis in spacing chamber 5, increase sealed face.

Further, the four corners department of upper seal plate 15 lower extreme is fixed with location ball 18, and the outer border department at 3 tops of seal port corresponds has seted up constant head tank 4, constant head tank 4 and location ball 18 phase-match, is connected through the mode location of location ball 18 and constant head tank 4 respectively between seal assembly 9 and the seal port 3, and the seal assembly 9 of being convenient for is fixed, realizes its installation fast, and fixes a position and can not incline, guarantees sealed effect.

Furthermore, the left part of the upper end of the connecting part 1 is fixed with a vertical rod 2, a transverse plate 11 is welded at the top end of the vertical rod 2, and an annular table 12 is correspondingly installed on the lower surface of the transverse plate 11, so that the installation of the annular table 12 is realized.

Furthermore, a hydraulic oil tank 10 is installed on the outer wall of the upright rod 2, oil path electromagnetic valves 14 are arranged on output pipelines of the hydraulic oil tank 10, and the hydraulic oil tank 10 is connected with the hydraulic cylinders 13 one by one in the mode of the oil path electromagnetic valves 14, so that the hydraulic cylinders 13 can be conveniently controlled in infusion.

Further, be connected with on the lateral wall of seal assembly 9 and revolve cover 8, the upper end right part of connecting portion 1 is fixed with backup pad 6, and the upper end of backup pad 6 is provided with bearing frame 7, revolves cover 8 and installs on bearing frame 7, and seal assembly 9 can be turned to one side with it when not using, again turns back it when needing to use.

Further, the lower surface of the sealing component 9 is provided with a slow-pressing layer 19 which is made of soft materials, so that the sealing effect can be improved.

The working principle is as follows: rotating the rotary sleeve 8 on the bearing seat 7, correspondingly buckling the sealing component 9 on the sealing port 3, correspondingly fixing the positioning balls 18 at the four corners of the bottom of the upper sealing plate 15 on the positioning grooves 4, quickly realizing the positioning of the sealing component 9, then driving the hydraulic cylinder 13 to operate, supplying oil to an oil pipeline of the hydraulic oil tank 10 in an oil way electromagnetic valve 14 mode, driving a piston rod at the lower end of the hydraulic cylinder 13 downwards and abutting against the pressure groove 16, realizing the downward compression of the sealing component 9 in a pressure groove 16 mode, moving the sealing component 9 and the rotary sleeve 8 downwards, sleeving the rotary sleeve 8 on a shaft rod on the bearing seat 7, therefore, moving up and down, as shown in the figure, embedding the lower sealing plate 17 on the limiting cavity 5, realizing the sealing treatment of the sealing component 9 on the sealing port 3, arranging a slow pressure layer 19 on the lower surface of the sealing component 9, and contacting the slow pressure layer 19 with the sealing port 3, the sealing effect can be increased, the gap of the contact surface is reduced, the sealing treatment of the sealing opening 3 is realized, the hydraulic cylinder 13 is driven again on the sealing opening 3 to rotate the sealing component 9 in a rotary sleeve 8 mode, and the sealing device is very simple and convenient.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sealing device of tank for fire engine, is including fixing connecting portion (1) on the tank to and offer in sealing port (3) of the inside central point of connecting portion (1), its characterized in that: the sealing structure is characterized in that a sealing assembly (9) is arranged above the sealing opening (3), the sealing assembly (9) comprises an upper sealing plate (15) and a lower sealing plate (17) connected to the lower end of the upper sealing plate (15), an annular table (12) is arranged above the upper sealing plate (15), a hydraulic cylinder (13) is installed at the four corners of the lower end of the annular table (12), a pressure applying groove (16) is correspondingly formed in the four corners of the top of the upper sealing plate (15), and the hydraulic cylinder (13) is matched with the pressure applying groove (16).

2. The sealing device of the tank box for the fire fighting vehicle according to claim 1, wherein: the upper sealing plate (15) and the lower sealing plate (17) are connected in an integrated mode, a limiting cavity (5) is formed in the sealing opening (3), and the lower sealing plate (17) is matched with the limiting cavity (5).

3. The sealing device of the tank box for the fire fighting vehicle according to claim 1, wherein: the sealing structure is characterized in that positioning round beads (18) are fixed at four corners of the lower end of the upper sealing plate (15), positioning grooves (4) are correspondingly formed in the outer edge of the top of the sealing opening (3), the positioning grooves (4) are matched with the positioning round beads (18), and the sealing assembly (9) is connected with the sealing opening (3) in a positioning mode through the positioning round beads (18) and the positioning grooves (4).

4. The sealing device of the tank box for the fire fighting vehicle according to claim 1, wherein: connecting portion (1) upper end left part is fixed with pole setting (2), the top welding of pole setting (2) has diaphragm (11), annular platform (12) correspond the lower surface of installing at diaphragm (11).

5. The sealing device of the tank box for the fire fighting vehicle according to claim 4, wherein: the hydraulic oil tank (10) is installed on the outer wall of the upright rod (2), an oil way electromagnetic valve (14) is arranged on an output pipeline of the hydraulic oil tank (10), and the hydraulic oil tank (10) is connected with the hydraulic cylinder (13) one by one in an oil way electromagnetic valve (14) mode.

6. The sealing device of the tank box for the fire fighting vehicle according to claim 1, wherein: be connected with on the lateral wall of seal assembly (9) and revolve cover (8), the upper end right part of connecting portion (1) is fixed with backup pad (6), and the upper end of backup pad (6) is provided with bearing frame (7), it installs on bearing frame (7) to revolve cover (8).

7. The sealing device of the tank box for the fire fighting vehicle according to claim 1, wherein: the lower surface of the sealing component (9) is provided with a pressure relief layer (19).