CN214066380U - Dangerous goods vehicle tank temperature monitoring alarm device - Google Patents

Abstract

The utility model relates to a hazardous articles vehicle tank body temperature monitoring alarm device belongs to hazardous articles haulage vehicle's technical field, and its main technical scheme is, including the automobile body, still include the storage tank of installation on the automobile body, install on the storage tank and spray mechanism and control mechanism, spray mechanism includes water tank, spray piping, still including the raceway that communicates water tank and spray piping respectively, control mechanism is including installing the control valve on the raceway, the control valve includes the valve rod that can change the control valve on-off state after rotating, control mechanism is still including fixing the expansion chamber of the cavity structure on the storage tank, sliding connection has the monitoring piston in the expansion chamber, be connected with between monitoring piston and the valve rod and can drive valve rod pivoted control assembly after the monitoring piston slides, form confined expansion chamber between expansion chamber and the monitoring piston. This application has the effect that can cool down the storage tank when the temperature of storage tank is too high.

Description

Dangerous goods vehicle tank temperature monitoring alarm device

Technical Field

The application relates to the technical field of hazardous article haulage vehicle, especially, relate to a hazardous article vehicle tank body temperature monitoring alarm device.

Background

The dangerous goods transport vehicle is a special vehicle for transporting dangerous goods such as petrochemical industry, explosives, firecrackers and the like, the common dangerous goods transport vehicle comprises a tank car, the tank car is a transport vehicle with a tank-shaped body and is used for loading and transporting various liquid, liquefied gas, powdery goods and the like, and in the transportation process, the safety of a tank body needs to be ensured.

At present, the patent document with the publication number of CN208498233U discloses a cooling device for an oil tank of a dangerous goods transport vehicle, and the main technical scheme is that the cooling device comprises an oil tank body and a cooling box arranged on a vehicle body, wherein the oil tank body is arranged in the cooling box, the vehicle body is provided with a water storage box, the water storage box is provided with an exhaust pipe and an outlet pipe, one end of the outlet pipe, which is far away from the water storage box, is connected with a water pump, a water outlet of the water pump is connected with the cooling box through a water pipe, the cooling box is connected with the water storage box through a return pipe, and the cooling box is provided with a sealing element for sealing a gap between the oil tank body and the cooling box. The device can cool down the oil tank.

In view of the above-mentioned related art, the inventor believes that the storage tank on the vehicle body is likely to explode when the temperature is too high, but does not provide a device for cooling the storage tank.

SUMMERY OF THE UTILITY MODEL

In order to cool down the storage tank when the temperature of storage tank is too high, this application provides a hazardous articles vehicle tank body temperature monitoring alarm device.

The application provides a pair of hazardous articles vehicle tank body temperature monitoring alarm device adopts following technical scheme:

the utility model provides a hazardous articles vehicle tank body temperature monitoring alarm device, includes the automobile body, still includes the storage tank of installation on the automobile body, install on the storage tank and spray mechanism and control mechanism, spray the mechanism and include water tank, spray line, still including the raceway that communicates water tank and spray line respectively, control mechanism is including installing the control valve on the raceway, the control valve includes the valve rod that can change the control valve on-off state after one rotates, control mechanism is still including fixing the expansion chamber of the cavity structure on the storage tank, sliding connection has the monitoring piston in the expansion chamber, be connected with between monitoring piston and the valve rod and can drive valve rod pivoted control assembly after the monitoring piston slides, form confined expansion chamber between expansion chamber and the monitoring piston.

Through adopting above-mentioned technical scheme, the material that can expand when reaching the uniform temperature is filled in the expansion cavity to the user of service, when the temperature of storage tank was too high, expansion cavity temperature rose thereupon, thereby make the material inflation of expansion cavity, and then drive the monitoring piston and slide in the expansion chamber, rotate with the valve rod of drive control valve, thereby open the control valve, hydroenergy in the water tank can get into the spray pipe through the raceway then spout and cool down the storage tank on to the storage tank, realized reaching the automatic function of cooling down of constant temperature to the storage tank, spray pipe goes out water simultaneously and also is sending the alarm of the too high message of storage tank temperature to the navigating mate.

Optionally, the control assembly comprises a gear fixed on the valve rod and a piston rod fixed on the monitoring piston, a rack is fixedly arranged on the piston rod, the piston rod penetrates out of the expansion chamber, and the rack is meshed with the gear.

Through adopting above-mentioned technical scheme, the material in the expansion chamber drives the monitoring piston after the inflation and slides and can drive the piston rod simultaneously and slide to make the rack on the piston rod drive gear revolve, because the gear is fixed on the valve rod, therefore gear revolve can drive the valve rod and rotate, realize the function of opening the control valve.

Optionally, a rubber pad is fixedly arranged on the monitoring piston, and the monitoring piston is abutted to the expansion chamber through the rubber pad.

Through adopting above-mentioned technical scheme, the rubber pad has increased the gas tightness between monitoring piston and the expansion chamber, and the material in the expansion chamber takes place the inflation back, is favorable to reducing the probability that the material in the expansion chamber leaks from the clearance between monitoring piston and the expansion chamber, improves the sensitivity of device.

Optionally, the spray pipe includes connecting pipe and a plurality of cladding pipes that can make water spun, and connecting pipe and cladding pipe are fixed and communicate, the raceway with the connecting pipe is fixed and communicate, and a plurality of cladding pipes set up respectively the both sides of storage tank.

Through adopting above-mentioned technical scheme, a plurality of cladding pipes that can spray water can be when the water spray even with the water injection in the water tank to the storage tank on to make the storage tank can obtain even cooling, improve the effect of cooling.

Optionally, each cladding pipe is provided with a plurality of spray headers, and the spray ports of the spray headers face the storage tank.

Through adopting above-mentioned technical scheme, the shower head can make the intraductal water of cladding spout with the vaporific form of dispersion to can make the surface of storage tank can be even receive spraying of water, improve the cooling effect to the storage tank.

Optionally, the material storage tank is fixedly provided with a mounting piece, the mounting piece is arranged on a sliding path of the piston rod, the end of the piston rod is provided with a travel switch, the water pipe is provided with a water pump, the mounting piece is provided with a controller and an alarm, the controller is electrically connected with the water pump, and the controller is electrically connected with the alarm.

Through adopting above-mentioned technical scheme, the monitoring piston drives the piston rod and moves and can obtain triggering after making travel switch and installation piece contact to make travel switch open the controller, the controller can control water pump and siren, makes it carry out corresponding function, improves cooling effect and warning effect.

Optionally, the storage tank is fixedly provided with a guide rod, the piston rod is fixedly provided with a connecting rod, the connecting rod is fixedly provided with a limiting frame, and the limiting frame is connected to the guide rod in a sliding manner.

Through adopting above-mentioned technical scheme, the guide bar can play the limiting action to the position of spacing frame, makes the piston rod can remove under the limiting action of guide bar, avoids the piston rod to take place to rotate and leads to wheel and rack to break away from the meshing.

Optionally, a cut-off valve which can be turned on and off by manual control is installed on the water pipe between the water pump and the control valve.

Through adopting above-mentioned technical scheme, the user can cut off the intercommunication between water tank and the spray piping through the manual shut-off valve to can improve the security when need not use spray mechanism.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural view of a portion a in fig. 1 to show a control mechanism.

Fig. 3 is a sectional view showing an expansion chamber of the monitoring piston.

Description of reference numerals: 1. a vehicle body; 2. a material storage tank; 3. a spraying mechanism; 31. a water tank; 32. a water pump; 33. a spray pipe; 331. a connecting pipe; 332. a cladding tube; 333. a shower head; 34. a water delivery pipe; 4. a control mechanism; 41. a control valve; 411. a valve stem; 42. a gear; 43. an expansion chamber; 44. monitoring the piston; 441. a rubber pad; 45. a piston rod; 451. a rack; 452. a connecting rod; 453. a limiting frame; 454. a travel switch; 46. an expansion chamber; 47. a shut-off valve; 5. a guide bar; 6. mounting a sheet; 61. a controller; 62. an alarm.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses hazardous articles vehicle tank temperature monitoring alarm device. Referring to fig. 1 and 2, the hazardous articles vehicle tank temperature monitoring and alarming device includes a vehicle body 1, a storage tank 2 mounted on the vehicle body 1, a spraying mechanism 3 and a control mechanism 4 disposed on the storage tank 2, wherein the storage tank 2 is a hollow shell structure, the spraying mechanism 3 includes a water tank 31 fixed on the top of the storage tank 2, a water pump 32, and a spraying pipe 33 for spraying water onto the storage tank 2, the water tank 31 is a hollow shell structure, the spraying pipe 33 includes a connecting pipe 331 and a plurality of cladding pipes 332, the connecting pipe 331 is a U-shaped pipe and is fixed on the top of the storage tank 2, the cladding pipes 332 are curved pipes, the cladding pipes 332 are distributed on two sides of the storage tank 2, the cladding pipes 332 are fixed and communicated with the connecting pipe 331, the cladding pipes 332 are fixedly provided with a plurality of spraying heads 333, the spraying heads 333 face the storage tank 2, and further, a water pipe 34 is disposed between the connection pipe 331 and the water tank 31, one end of the water pipe 34 is fixed and communicated with the water tank 31, the other end of the water pipe 34 is fixed and communicated with the connection pipe 331, and the water pump 32 is installed on the water pipe 34.

Referring to fig. 2 and 3, the control mechanism 4 includes a control valve 41 mounted on the water pipe 34, the control valve 41 has a valve rod 411 capable of changing the on-off state of the control valve 41 by rotating, the control mechanism 4 further includes a gear 42 fixedly disposed on the valve rod 411, and further includes an expansion chamber 43 fixed on the outer wall of the storage tank 2, the expansion chamber 43 is a cylindrical tubular structure, a cylindrical monitoring piston 44 is slidably fitted in the expansion chamber 43, the monitoring piston 44 is attached to the inner wall of the expansion chamber 43, a piston rod 45 is fixedly disposed on the monitoring piston 44, the piston rod 45 is coaxially disposed with the expansion chamber 43 and penetrates out from a piston hole reserved at the end of the expansion chamber 43, the end of the expansion chamber 43 facing away from the piston rod 45 is closed, a closed expansion chamber 46 is formed between the closed ends of the monitoring piston 44 and the expansion chamber 43, the expansion chamber 46 can be filled with a solid or liquid capable of increasing the pressure or gas volume in the expansion chamber 46 after combustion, in this embodiment, the expansion chamber 46 is filled with glyceryl trinitrate.

Referring to fig. 2 and 3, the control mechanism 4 further includes a rack 451 fixedly provided on a portion of the piston rod 45 located outside the expansion chamber 43, the rack 451 being slidable with the sliding of the piston rod 45, a gear 42 provided on a sliding path of the rack 451 and being capable of meshing with the rack 451, when the temperature in the material storage tank 2 is too high, the temperature of the expansion chamber 43 is synchronously increased under the action of heat transfer, so that the glyceryl trinitrate in the expansion cavity 46 can be decomposed, the monitoring piston 44 can be pushed to slide in the expansion chamber 43 after the air pressure in the expansion cavity 46 is expanded, thereby driving the piston rod 45 to slide, and the rack 451 on the piston rod 45 can drive the gear 42 to rotate, since the gear 42 is fixed on the valve rod 411, the gear 42 rotates to open the control valve 41, and the water in the water tank 31 can enter the spraying pipe 33 under the action of the water pump 32.

Referring to fig. 2 and 3, in order to improve the air tightness between the monitoring piston 44 and the inner wall of the expansion chamber 43, a rubber pad 441 is sleeved on the outer ring of the monitoring piston 44, the monitoring piston 44 abuts against the inner wall of the expansion chamber 43 through the rubber pad 441, the rubber pad 441 fills the gap between the monitoring piston 44 and the inner wall of the expansion chamber 43, so as to reduce the gas leakage in the expansion cavity 46 and improve the reliability of the control mechanism 4, in addition, a guide rod 5 is fixed on the outer wall of the material storage tank 2, the guide rod 5 is a long rod parallel to a piston rod 45, a connecting rod 452 is fixedly arranged on the piston rod 45, a limit frame 453 is fixedly arranged at the end of the connecting rod 452, the shape of the inner ring of the limit frame 453 is the same as the shape of the section of the guide rod 5, the limit frame 453 is sleeved on the guide rod 5 and is slidably connected with the guide rod 5, so that the guide rod 5 can limit the position of the limit frame 453, the piston rod 45 can move under the limiting action of the guide rod 5, and the situation that the piston rod 45 rotates to cause the gear 42 to be disengaged from the rack 451 is avoided.

Referring to fig. 1 and 2, the control mechanism 4 further includes a cut-off valve 47 installed on the water pipe 34, the cut-off valve 47 is installed between the control valve 41 and the water pump 32, the cut-off valve 47 can be manually controlled to be turned on and off, and a worker can control the on and off of the water pipe 34 by manually turning on and off the cut-off valve 47, so that the safety of the control mechanism 4 is improved; in addition, still be provided with the installation piece 6 on the outer wall of storage tank 2 fixedly, the installation piece 6 sets up on the moving path of piston rod 45, fixed controller 61 and the siren 62 of being provided with on the installation piece 6, the end fixing of piston rod 45 is provided with travel switch 454, travel switch 454 and controller 61 electric connection, controller 61 and siren 62 and the equal electric connection of water pump 32, after piston rod 45 outwards removed from expansion chamber 43, the end of piston rod 45 supported on installation piece 6 can trigger travel switch 454, and then make controller 61 control siren 62 send out the police dispatch newspaper, control water pump 32 simultaneously and pump the water in 31 to spray pipe 33.

The implementation principle of the dangerous goods vehicle tank body temperature monitoring and alarming device in the embodiment of the application is as follows: storage tank 2 can be to expansion chamber 43 heat transfer, the temperature risees in the storage tank 2, the temperature in the expansion chamber 43 also will rise, thereby after the temperature reaches the critical point in the expansion chamber 43, the inflation can take place for the material of its inside packing, and then drive monitoring piston 44 and slide in the expansion chamber 43, make piston rod 45 slide simultaneously, drive gear 42 through the rack 451 of fixing on it and rotate when piston rod 45 slides, can drive valve rod 411 and rotate and then open control valve 41, and piston rod 45 removes and contacts the back with mounting plate 6, can trigger travel switch 454, make controller 61 can open water pump 32 and siren 62, when making the driver learn the too high message of temperature in the storage tank 2, spray pipeline 33 to storage tank 2 water spray in order to lower the temperature to storage tank 2.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a hazardous articles vehicle tank body temperature monitoring alarm device, includes automobile body (1), still includes storage tank (2) of installation on automobile body (1), its characterized in that: the material storage tank (2) is provided with a spraying mechanism (3) and a control mechanism (4), the spraying mechanism (3) comprises a water tank (31), spray pipe (33), still including raceway (34) that communicate water tank (31) and spray pipe (33) respectively, control mechanism (4) are including installing control valve (41) on raceway (34), control valve (41) include one and can change valve rod (411) of control valve (41) on-off state after rotating, control mechanism (4) are still including fixing expansion chamber (43) of the cavity structure on storage tank (2), sliding connection has monitoring piston (44) in expansion chamber (43), be connected with between monitoring piston (44) and valve rod (411) and can drive valve rod (411) pivoted control assembly after monitoring piston (44) slides, form confined expansion chamber (46) between expansion chamber (43) and monitoring piston (44).

2. The hazardous material vehicle tank temperature monitoring and alarming device of claim 1, wherein: the control assembly comprises a gear (42) fixed on the valve rod (411) and a piston rod (45) fixed on the monitoring piston (44), a rack (451) is fixedly arranged on the piston rod (45), the piston rod (45) penetrates out of the expansion chamber (43), and the rack (451) is meshed with the gear (42).

3. The hazardous material vehicle tank temperature monitoring and alarming device of claim 2, wherein: the monitoring piston (44) is fixedly provided with a rubber pad (441), and the monitoring piston (44) is abutted to the expansion chamber (43) through the rubber pad (441).

4. The hazardous article vehicle tank body temperature monitoring and alarming device of any one of claims 1-3, wherein: the spraying pipeline (33) comprises a connecting pipe (331) and a plurality of coating pipes (332) capable of enabling water to be sprayed out, the connecting pipe (331) and the coating pipes (332) are fixed and communicated, the water conveying pipe (34) is fixed and communicated with the connecting pipe (331), and the coating pipes (332) are arranged on two sides of the storage tank (2) respectively.

5. The hazardous material vehicle tank temperature monitoring and alarming device of claim 4, wherein: each coating pipe (332) is provided with a plurality of spray headers (333), and the spray openings of the spray headers (333) face the material storage tank (2).

6. The hazardous article vehicle tank body temperature monitoring and alarming device of claim 2 or 3, wherein: the utility model discloses a hydraulic control system for a hydraulic pump, including storage tank (2), fixed mounting sheet (6) that is provided with on storage tank (2), mounting sheet (6) set up on the slip path of piston rod (45), travel switch (454) are installed to the tip of piston rod (45), install water pump (32) on raceway (34), install controller (61) and siren (62) on mounting sheet (6), controller (61) and water pump (32) electric connection, controller (61) and siren (62) electric connection.

7. The hazardous article vehicle tank body temperature monitoring and alarming device of claim 2 or 3, wherein: the material storage tank (2) is fixedly provided with a guide rod (5), the piston rod (45) is fixedly provided with a connecting rod (452), the connecting rod (452) is fixedly provided with a limiting frame (453), and the limiting frame (453) is connected to the guide rod (5) in a sliding mode.

8. The hazardous material vehicle tank temperature monitoring and alarming device of claim 6, wherein: and a cut-off valve (47) which can be controlled to be switched on and off manually is arranged on the water conveying pipe (34) between the water pump (32) and the control valve (41).

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