CN213541499U

CN213541499U - Double-connecting-rod manual sealing valve

Info

Publication number: CN213541499U
Application number: CN202021892389.2U
Authority: CN
Inventors: 叶咏怡
Original assignee: Shaoxing Kaixiang Civil Air Defense Equipment Co ltd
Current assignee: Shaoxing Kaixiang Civil Air Defense Equipment Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-06-25
Anticipated expiration: 2030-09-02

Abstract

The utility model relates to the technical field of manual seal valves, and discloses a double-connecting-rod manual seal valve capable of cooling passing gas, which comprises a valve seat, wherein the valve seat is arranged on a ventilation pipe, the outer wall of the valve seat is provided with a circulating cooling device, and the circulating cooling device comprises a shell, a flowing heat conduction assembly and a heat dissipation assembly; the flowing heat conducting assembly comprises a flowing pipeline and a water pump, the flowing pipeline is used for containing cooling liquid, the flowing pipeline comprises a heat absorption pipe section and a heat dissipation pipe section, and the heat absorption pipe section and the heat dissipation pipe section are connected in an end-to-end mode to form the communicated flowing pipeline. The utility model discloses a circulation heat sink, with the absorptive institute of heat absorption pipe section through gaseous heat transfer to cooling tube section department, radiator fan utilizes the air current to take away the heat, and rethread louvre exhaust air current reaches the effect that reduces air pipe institute through gas temperature.

Description

Double-connecting-rod manual sealing valve

Technical Field

The utility model belongs to the technical field of the manual seal valve technique and specifically relates to a two-link manual seal valve.

Background

The double-connecting-rod airtight valve is control equipment which is indispensable for ensuring three protection ventilation modes of airtight, conversion and wartime by a ventilation system, and the double-connecting-rod manual airtight valve is used for converting the ventilation mode, changing the air flow and is suitable for a civil air defense engineering ventilation and exhaust system. The manual closed valve is arranged on a pipeline through which air passes, can be used for fully opening or fully closing the air pipe, can also properly regulate the flow, and has the characteristic of full-speed opening and closing. In the situation of civil air defense war, the sealing valve also needs to be opened to ventilate the air hole, and the air rises due to the explosion temperature of fire in war when in war in disorder, so that high-temperature gas can damage parts when passing through the pipeline, and can scald the masses and cause safety accidents, so that the gas passing through the ventilation pipe needs to be cooled.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's not enough, provide a can carry out the two link manual seal valves that cool down the processing to the institute through gas.

The utility model provides a its technical problem take following technical scheme to realize:

a double-connecting-rod manual sealing valve comprises a valve seat, wherein the valve seat is arranged on a ventilation pipe, the outer wall of the valve seat is provided with a circulating cooling device, and the circulating cooling device comprises a shell, a flowing heat-conducting component and a heat-radiating component; the shell is fixedly connected to the outer wall of the valve seat, a cooling cavity is formed between the shell and the valve seat, and the flowing heat conduction assembly and the heat dissipation assembly are arranged in the cooling cavity; the flowing heat conducting assembly comprises a flowing pipeline and a water pump, the flowing pipeline is used for containing cooling liquid, the flowing pipeline comprises a heat absorption pipe section and a heat dissipation pipe section, the heat absorption pipe section is attached to the outer wall of the valve seat, the heat dissipation pipe section is attached to the shell, the heat absorption pipe section and the heat dissipation pipe section are connected in a closing mode to form a communicated flowing pipeline, and the water pump is installed on the flowing pipeline to convey the cooling liquid to flow circularly; the heat dissipation assembly comprises heat dissipation holes and a heat dissipation fan, the heat dissipation holes are formed in the shell, and the heat dissipation fan faces the heat dissipation pipe section. The circulating cooling device is arranged outside the valve seat, so that the effect of cooling the passing gas can be achieved under the condition that the inner diameter of the cavity of the valve seat is not changed; the cooling cavity is an annular space for accommodating the circulating cooling device, so that air can circulate. The shell provides a structure for mounting the supporting component and plays a role in dust prevention and protection for internal parts; the flowing heat conduction assembly achieves the effect of realizing circulating cooling by utilizing the flowing of cooling liquid, the flowing pipeline controls the flowing track of the cooling liquid, the cooling liquid flows from the heat absorption pipe section to the heat dissipation pipe section and then flows back to the heat absorption pipe section, the communication pipeline formed by end connection realizes the circulating utilization of the cooling liquid, the heat absorption pipe section is attached to the inner wall of the valve seat to achieve the effect of absorbing the heat of passing gas nearby, the heat dissipation pipe section is attached to the shell, the shell is the outermost edge of the cooling cavity, the heat is easier to transfer from the cooling cavity, and the water pump provides power for the circulation of the cooling liquid; the setting of radiator unit realizes utilizing the effect of gas flow cooling, and radiator fan has controlled the gas flow direction, makes the high-temperature gas of cooling tube section department leave the effect that the cooling chamber reached and go out the heat transfer through the louvre.

Preferably, the number of the heat absorbing pipe sections is two, one heat absorbing pipe section is located above the other heat absorbing pipe section, the number of the heat radiating pipe sections is two corresponding to the heat absorbing pipe section, and the two heat radiating pipe sections are symmetrically distributed around the axis of the shell. The cooling liquid circulation circle can absorb heat at one position, the other position and the corresponding radiating pipe sections can be cooled, the radiating pipe sections are symmetrically arranged, the relative distance between the radiating pipe sections is far, and the cooling efficiency is improved.

Preferably, the radiating pipe section is arranged in a serpentine tubular structure. The snakelike tubular structure has lengthened the length that links up the cooling tube section between two mouths of heat absorption tube section, has increased heat radiating area.

Preferably, the heat absorbing pipe section is coiled around the outer wall of the valve seat, and the heat absorbing pipe section is coiled at least two times. The heat absorption pipe section is coiled on the outer wall of the valve seat in a mode, so that the contact area between the heat absorption pipe section and the outer wall of the valve seat is increased, and the effect of increasing the heat absorption area is achieved by coiling more than two coils under the condition that the pipe diameter of the heat absorption pipe section is fixed.

Preferably, the number of the heat dissipation holes is two corresponding to the heat dissipation pipe section. Two heat dissipation holes are formed and correspond to the two symmetrical heat dissipation pipe sections respectively, and the damage degree of the shell by the single heat dissipation hole which is communicated with the heat dissipation holes is small compared with the separately formed heat dissipation holes, so that the shell has a better supporting and protecting effect on the circulating cooling device.

Preferably, a storage battery is further arranged in the cooling cavity, and the heat radiation fan is electrically connected with the water pump and the storage battery. The storage battery is arranged in the cooling cavity, so that the sealing valve is more convenient to mount, and an external power supply interface does not need to be found.

Preferably, a safety net is fixedly installed on the heat dissipation holes. The setting of safety net can play and prevent personnel's maloperation and stretch into the effect that cooling chamber causes the scald with the hand.

Preferably, the outer wall of the valve seat is provided with an aluminum alloy 1070 coating. The aluminum alloy 1070 is an alloy containing 99.7% aluminum, has a thermal conductivity of 236W/(m × k), and can improve the heat transfer efficiency and the cooling efficiency of the gas passing therethrough.

Preferably, the diameter of the heat absorption pipe section is larger than that of the heat dissipation pipe section. The cooling liquid is heated volume expansion, receives cold volume contraction, above setting can be under the certain circumstances of conveying speed, reduces the effort to flow pipeline, prolongs flow pipeline's life.

The utility model discloses a circulation heat sink, install circulation heat sink outside the disk seat, circulation heat sink is including flowing thermal-conductive component and radiator unit, the flow pipeline can hold the cooling liquid circulation and flow, cooling liquid is with heat absorption pipeline section absorbed heat transfer to cooling tube section department, radiator fan cools down the processing to the cooling liquid of cooling tube section department, the rethread louvre is discharged high temperature gas flow, and heat absorption pipeline section and cooling tube section end to end, reach and carry out the effect of continuously cooling to the gas that passes through.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention on the shaft side;

fig. 2 is a schematic front view of the present invention;

FIG. 3 is a cross-sectional view taken along line H-H of FIG. 2;

fig. 4 is a schematic structural view of a flow heat-conducting assembly.

In the figure: 1. a valve seat; 3. a circulating cooling device; 31. a flow heat conducting assembly; 32. a heat dissipating component; 33. a housing; 311. a flow conduit; 312. a water pump; 3111. a heat absorption pipe section; 3112. a heat dissipation pipe section; 321. heat dissipation holes; 322. a heat dissipation fan.

Detailed Description

The embodiments of the present invention will be described in detail with reference to the accompanying drawings:

as shown in fig. 1-4, the valve seat 1 is a detachable surface member of the sealing valve, and is used for supporting the fully closed position of the valve core to form a sealing pair, the tubular space in the valve seat 1 is a pipeline through which air flows, the circulating cooling device 3 is fixedly installed on the outer wall of the valve seat 1, and the valve seat 1 can be installed together with the circulating cooling device 3, and the fixed connection mode can be selected from screw connection, bolt connection or welding. The inner space of the circulation cooling device 3 is called as a cooling cavity, the inner wall of the cooling cavity is the outer wall of the valve seat 1, the outer wall of the cooling cavity is the inner wall of the shell 33, the heat dissipation holes 321 are formed in the shell 33, when high-temperature gas in the valve seat 1 passes through, the heat is transferred to the outer wall of the valve seat 1 through the high-temperature gas in the tubular space of the valve seat 1, then the heat is transferred to the shell 33 through the inner wall of the cooling cavity, and then the heat is transferred out of the heat dissipation holes 321.

As shown in fig. 1-4, a double-link manual sealing valve comprises a valve seat 1, wherein the valve seat 1 is arranged on a ventilation pipe, a tubular space in the valve seat 1 is a section of pipeline for gas to pass through the sealing valve, a circulating cooling device 3 is arranged on the outer wall of the valve seat 1, and the circulating cooling device 3 comprises a housing 33, a flowing heat conducting component 31 and a heat radiating component 32; the shell 33 is fixedly connected to the outer wall of the valve seat 1, a cooling cavity is formed by the shell 33 and the valve seat 1, and the flowing heat conducting component 31 and the heat radiating component 32 are arranged in the cooling cavity; the flowing heat conducting assembly 31 includes a flowing pipe 311 and a water pump 312, the flowing pipe 311 is used for containing the cooling liquid, the flowing pipe 311 includes a heat absorbing pipe section 3111 and a heat radiating pipe section 3112, the heat absorbing pipe section 3111 is arranged to be attached to the outer wall of the valve seat 1, the heat radiating pipe section 3112 is arranged to be attached to the outer shell 33, the heat absorbing pipe section 3111 and the heat radiating pipe section 3112 are connected in an end-to-end manner to form the flowing pipe 311, and the water pump 312 is installed on the flowing pipe 311 to convey the cooling liquid to flow circularly; the heat dissipation assembly 32 includes a heat dissipation hole 321 and a heat dissipation fan 322, the heat dissipation hole 321 is disposed on the housing 33, and the heat dissipation fan 322 is used for driving the airflow to pass through the heat dissipation hole 321 from the heat dissipation pipe section 3112. The circulating cooling device 3 is arranged outside the valve seat 1, so that the effect of cooling the passing gas can be achieved under the condition that the valve seat 1 is not changed; the cooling cavity is an annular space for accommodating the circulating cooling device 3, so that air can circulate. The housing 33 provides a structure for supporting the installation of the components and plays a role in protecting the internal components from dust; the flowing heat conducting assembly 31 achieves the effect of realizing circulating cooling by utilizing the flowing of cooling liquid, the flowing pipeline 311 controls the flowing track of the cooling liquid, the cooling liquid flows from the heat absorbing pipe section 3111 to the heat radiating pipe section 3112 and then flows back to the heat absorbing pipe section 3111, the circulating utilization of the cooling liquid is realized by a communicating pipeline formed by end connection, the heat absorbing pipe section 3111 is attached to the inner wall of the valve seat 1 to achieve the effect of absorbing the heat of the passing gas nearby, the heat radiating pipe section 3112 is attached to the shell 33, the shell 33 is the outermost edge of the cooling cavity, so that the heat is easier to be transmitted out from the cooling cavity, and the water pump 312 provides power for the flowing of the cooling liquid; the arrangement of the heat dissipating assembly 32 achieves the effect of cooling by using air flow, and the heat dissipating fan 322 controls the air flow direction, so that the high-temperature air at the heat dissipating pipe section 3112 leaves the cooling cavity through the heat dissipating holes 321 to achieve the effect of transferring heat out. As shown in fig. 4, the flowing heat conducting assembly 31 is based on the principle that the cooling liquid is circulated in the flowing pipe 311 by the water pump 312, the cooling liquid is delivered to the heat absorbing pipe section 3111 to absorb heat, and then is flowed to the heat dissipating pipe section 3112 to cool down, and the cooling liquid with the lowered temperature is flowed into the heat absorbing pipe section 3111 to absorb heat. The heat absorbing pipe section 3111 has a diameter larger than that of the heat radiating pipe section 3112. The cooling liquid expands by heated volume and contracts by cooled volume, and the above arrangement can reduce the acting force on the flow pipeline 311 and prolong the service life of the flow pipeline 311 under the condition of a certain conveying speed.

As shown in fig. 3, the outer wall of the valve seat 1 is provided with an aluminum alloy 1070 coating. The aluminum alloy 1070 is an alloy containing 99.7% aluminum, has a thermal conductivity of 236W/(m × k), and can improve the heat transfer efficiency, thereby improving the cooling efficiency of the passing gas.

As shown in fig. 3 to 4, the number of the heat absorbing pipe sections 3111 is two, one heat absorbing pipe section 3111 is located above the other heat absorbing pipe section 3111, the heat radiating pipe sections 3112 are two corresponding to the heat absorbing pipe sections 3111, and the two heat radiating pipe sections 3112 are symmetrically distributed about the axis of the housing 33. Above setting up make the coolant liquid circulation round can absorb the heat and obtain the cooling treatment at the cooling tube section 3112 that corresponds one on the other two places, and the symmetry sets up the relative distance that makes cooling tube section 3112 far away, has improved cooling efficiency. The heat absorption pipe section 3111 is coiled around the outer wall of the valve seat 1, and the heat absorption pipe section 3111 is coiled at least two times. The heat absorption pipe section 3111 coils the mode that sets up of disk seat 1's outer wall, has increased the area of contact of heat absorption pipe section 3111 with disk seat 1's outer wall, under the certain circumstances of heat absorption pipe section 3111 pipe diameter, coils the effect that has also reached increase heat absorption area more than two circles, and the number of turns of coiling of heat absorption pipe section 3111 is three in the picture. The heat sink segment 3112 is provided as a serpentine tubular structure. The serpentine tubular structure lengthens the length of the radiating pipe section 3112 connected between two ports of the heat absorbing pipe section 3111, and the radiating area is increased. The heat radiating holes 321 are provided in two corresponding to the heat radiating pipe section 3112. Two heat dissipation holes 321 are formed and respectively correspond to two symmetrical heat dissipation pipe sections 3112, so that the heat dissipation fan 322 faces the heat dissipation pipe section 3112, and the heat dissipation holes 321 may be disposed nearby the heat dissipation pipe section 3112.

As shown in fig. 1-3, a storage battery is further disposed in the cooling chamber, the storage battery is not shown in the drawings because of the mature prior art, and the heat dissipation fan 322 and the water pump 312 are electrically connected to the storage battery. The storage battery is arranged in the cooling cavity, so that the sealing valve is more convenient to mount, and an external power supply interface does not need to be found. The heat dissipation holes 321 are fixedly provided with safety nets, the safety nets can be connected by welding, screws or buckles, and the assembly sequence is arranged behind other parts. The safety net is represented as two symmetrical rectangles in the view angle of fig. 2, the hole size of the safety net is set to be not easy to penetrate by human hands, and the safety net is not repeated in the mature prior art. The setting of safety net can play and prevent personnel's maloperation and stretch into the effect that cooling chamber causes the scald with the hand.

During specific implementation, when the temperature of the passing gas needs to be reduced, a worker starts a storage battery in the circulating temperature reduction device 3 to supply power to the water pump 312 and the heat dissipation fan 322, the water pump 312 drives the cooling liquid in the flow pipeline 311 to circularly flow, the cooling liquid in the heat absorption pipe section 3111 above absorbs the heat transferred to the outer wall of the valve seat 1 through the gas, the cooling liquid carries the heat to flow to the serpentine heat dissipation pipe section 3112, the airflow generated by the heat dissipation fan 322 carries the cooling liquid to pass through the heat dissipation hole 321, the cooling liquid with the reduced temperature flows into the heat absorption pipe section 3111 below at the moment to absorb the heat transferred to the heat absorption pipe section 3111 above again, and meanwhile, the cooling liquid flows back to the heat absorption pipe section 3111 above through the temperature reduction treatment.

The utility model discloses a circulation heat sink 3 has reached the effect of the high-temperature gas cooling that passes through in giving disk seat 1.

It should be emphasized that the embodiments described herein are illustrative and not restrictive, and thus the present invention is not limited to the embodiments described in the detailed description, but also falls within the scope of the present invention, in any other embodiments derived by those skilled in the art according to the technical solutions of the present invention.

Claims

1. A double-link manual sealing valve comprising a valve seat (1), said valve seat (1) being arranged on a ventilation pipe, characterized in that: the outer wall of the valve seat (1) is provided with a circulating cooling device (3), and the circulating cooling device (3) comprises a shell (33), a flowing heat-conducting component (31) and a heat-radiating component (32);

the shell (33) is fixedly connected to the outer wall of the valve seat (1), a cooling cavity is formed between the shell (33) and the valve seat (1), and the flowing heat conduction assembly (31) and the heat dissipation assembly (32) are arranged in the cooling cavity;

the flowing heat conducting assembly (31) comprises a flowing pipeline (311) and a water pump (312), the flowing pipeline (311) is used for containing cooling liquid, the flowing pipeline (311) comprises a heat absorption pipe section (3111) and a heat dissipation pipe section (3112), the heat absorption pipe section (3111) is arranged by being attached to the outer wall of the valve seat (1), the heat dissipation pipe section (3112) is arranged by being attached to the shell (33), the heat absorption pipe section (3111) is connected with the heat dissipation pipe section (3112) in a closing-up mode to form the flowing pipeline (311) which is communicated, and the water pump (312) is installed on the flowing pipeline (311) to convey the cooling liquid to flow circularly;

the heat dissipation assembly (32) comprises heat dissipation holes (321) and a heat dissipation fan (322), the heat dissipation holes (321) are formed in the shell (33), and the heat dissipation fan (322) faces the heat dissipation pipe section (3112).

2. The double link manual sealing valve according to claim 1, wherein: the heat absorption pipe sections (3111) are arranged in two numbers, one heat absorption pipe section (3111) is located above the other heat absorption pipe section (3111), the two heat dissipation pipe sections (3112) are arranged corresponding to the heat absorption pipe section (3111), and the two heat dissipation pipe sections (3112) are symmetrically arranged around the axis of the shell (33).

3. The double link manual sealing valve according to claim 2, wherein: the heat dissipation pipe section (3112) is arranged in a snake-shaped tubular structure.

4. The double link manual sealing valve according to claim 2, wherein: the heat absorption pipe section (3111) is coiled around the outer wall of the valve seat (1), and the heat absorption pipe section (3111) is coiled at least for two circles.

5. The double link manual sealing valve according to claim 2, wherein: the number of the heat dissipation holes (321) is two corresponding to the heat dissipation pipe sections (3112).

6. The double link manual sealing valve according to claim 1, wherein: the cooling cavity is also internally provided with a storage battery, and the heat radiation fan (322) is electrically connected with the water pump (312) through the storage battery.

7. The double link manual sealing valve according to claim 1, wherein: and a safety net is fixedly arranged on the heat dissipation holes (321).

8. The double link manual sealing valve according to claim 1, wherein: the outer wall of the valve seat (1) is provided with an aluminum alloy 1070 coating.

9. The double link manual sealing valve according to claim 1, wherein: the diameter of the heat absorption pipe section (3111) is larger than that of the heat dissipation pipe section (3112).