Anti-overflow device for cooling water tank in optical cable sheath process
Technical Field
The utility model relates to the technical field of optical cable sheath process cooling water tanks, in particular to an anti-overflow device for an optical cable sheath process cooling water tank.
Background
Fiber optic cables are manufactured to meet optical, mechanical, or environmental performance specifications by utilizing one or more optical fibers disposed in a covering sheath as a transmission medium and may be used alone or in groups of communication cable assemblies.
In the production and manufacture of common optical cables, the optical cable needs to be wrapped with a layer of PE to protect the integrity of the cable core, wherein a cooling water tank is not separated, the stepped cooling water can enable the surface of the sheath to be cooled in sequence, and the sheath is prevented from seriously shrinking due to rapid cooling; however, when cooling water is used, the control of the cooling water flow is not ideal, so that the temperature in the water tank suddenly changes, a large amount of cooling water overflows from the cooling water tank to the ground, a large amount of water resources are wasted, and people are required to clean, so that labor is increased. When the water quantity in the cooling water tank is smaller, the backwater stop valve is required to be closed, and the water inflow stop valve is opened to increase the water quantity; when the water quantity of the cooling water tank is too large and overflows out of the water tank, the water inlet stop valve is required to be closed, and the water return stop valve is opened; because the manual operation is performed, the water flow cannot be controlled, and the operation is troublesome; therefore, in order to solve the above-mentioned problems, there is a need for an anti-overflow device for use in a cooling water tank of a cable sheath process.
Disclosure of Invention
The utility model aims to provide an anti-overflow device for an optical cable sheath process cooling water tank, which has the functions of reducing overflow of cooling water and quenching of the cooling water; the stepped cooling water tank is used for solving the problem that the sheath is seriously heat-shrunk due to rapid cooling in the existing optical cable preparation process technology; and the cooling water flow is not controlled perfectly, so that a large amount of cooling water overflows from the cooling water tank, and a large amount of water resources are wasted; and the personnel are required to clean the surface ponding in time, so that the manual problem is wasted.
In order to achieve the above purpose, the utility model provides an anti-overflow device for an optical cable sheath process cooling water tank, which comprises a water tank, a water supply tank, an anti-overflow mechanism and a water supply mechanism; a water supply tank is arranged at one side of the water tank, and an anti-overflow mechanism is arranged in the water tank;
the anti-overflow mechanism comprises an overflow shell, a filter screen, a connecting plate and a return pipe, wherein the overflow shell is fixedly connected to the inner wall of the water tank, the filter screen is connected to the top end of the overflow shell in a clamping mode, the connecting plate is detachably arranged on the surface of the top side of the filter screen, and the return pipe is communicated with the bottom end of the overflow shell.
And a backwater stop valve is arranged on the backwater pipe, and the tail end of the backwater pipe is communicated with the inner cavity of the water supply tank.
The number of the connecting plates is two, and the connecting plates are hung on the top side of the overflow shell.
The water supply mechanism comprises a water suction pump, a water suction pipe, a fixed shell, a through hole, an interception net, a water injection pipe, a water inlet pipe and a water inlet stop valve, wherein the water suction pump is fixedly connected to the side surface of a water supply tank, the fixed shell is fixedly connected to the bottom end of the water supply tank, the through hole is formed in the side surface of the fixed shell, the interception net is fixedly connected to the side surface of the fixed shell, the water suction pump is communicated with the inner cavity of the fixed shell through the water suction pipe, the water injection pipe is fixedly communicated with the output end of the water suction pump, the water inlet pipe is fixedly communicated with the tail end of the water injection pipe, and the water inlet stop valve is arranged on the water inlet pipe.
The bottom end surface of the water inlet pipe is higher than the top end surface of the overflow shell.
The surface of the side of the fixed shell is provided with a plurality of through holes, and the through holes are uniformly distributed on the surface of the side of the fixed shell.
The bottom of the overflow shell is higher than the top of the water supply tank, and the top of the overflow shell is lower than the top of the water tank.
At least two water outlets of the water inlet pipe are arranged, and water inlet stop valves are arranged on the two water outlets.
The water outlet of the water inlet pipe is a first water outlet branch pipe and a second water outlet branch pipe respectively, the first water outlet branch pipe and the second water outlet branch pipe are communicated with the water tank, and the first water outlet branch pipe is arranged on the inner wall of the water tank close to the water overflow shell end; the second water outlet branch pipe is arranged on the inner wall of the water tank far away from the water overflow shell end; the first water outlet branch pipe and the second water outlet branch pipe are arranged on the inner wall of the same side of the water tank.
The utility model discloses an anti-overflow device for an optical cable sheath process cooling water tank, which has the beneficial effects that:
1. the water overflow prevention device adopts an inner overflow type structure, the inner overflow type structure respectively filters water in the water tank into a filter screen and an overflow shell bottom sediment filter, the structure is simple and novel in design, personnel are not required to monitor the water quantity state on line after the water overflow prevention device is installed, primary large-particle impurities are filtered through the filter screen, smaller impurities can be filtered through the overflow shell bottom sediment filter, the normal operation of the whole water return pipeline is protected, and blockage is prevented;
2. at least two water outlets of the water inlet pipe are provided, and water inlet stop valves are arranged on the two water outlets; the first water outlet branch pipe and the second water outlet branch pipe are respectively arranged on the inner wall of the water tank close to the water overflow shell end; the second water outlet branch pipe is arranged on the inner wall of the water tank far away from the water overflow shell end; the first water outlet branch pipe and the second water outlet branch pipe are arranged on the inner wall of the same side of the water tank, and water outlets are arranged at different positions of the same side of the water tank, so that the water inlet quantity of circulating water in the water tank can be controlled by adjusting the water inlet stop valve, the water temperature in the water tank is further adjusted, and abrupt change of the water temperature is prevented;
3. through water supply mechanism, be convenient for take out the water in the supply tank, be convenient for supply with the water in the basin, carry out impurity filtration to the water in the supply tank through the interception net, avoid the inlet tube to appear blocking up the condition, have wide market prospect.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an overall front cross-sectional structure of an embodiment of the present utility model;
FIG. 3 is a schematic top view of a top connection structure of an overflow housing according to an embodiment of the utility model;
in the figure: 1. a water tank; 2. a water overflowing shell; 3. a connecting plate; 4. a filter screen; 5. a water return pipe; 6. a backwater stop valve; 7. a water inlet pipe; 8. a water inlet stop valve; 9. a water injection pipe; 10. a water pump; 11. a water pumping pipe; 12. a fixed case; 1201. a through hole; 13. an interception net; 14. and a water supply tank.
Detailed Description
Example 1
The utility model relates to an anti-overflow device for an optical cable sheath process cooling water tank, which is shown in figures 1-3 and comprises a water tank 1, a water supply tank 14, an anti-overflow mechanism and a water supply mechanism; a water supply tank 14 is arranged on one side of the water tank 1, and an anti-overflow mechanism is arranged in the water tank 1;
the water overflow prevention mechanism comprises a water overflow shell 2, a filter screen 4, a connecting plate 3 and a water return pipe 5, wherein the water overflow shell 2 is fixedly connected to the inner wall of the water tank 1, the filter screen 4 is connected to the top end of the water overflow shell 2 in a clamping manner, the connecting plate 3 is detachably arranged on the surface of the top side of the filter screen 4, and the filter screen 4 can be detached, so that cleaning and replacement are facilitated;
the filter screen 4 is an impurity filter screen, and because the water quality of the Lanzhou side is hard, large particle impurities in the cooling water can be filtered out during water return, and the water return pipe 5 is prevented from being blocked;
the bottom end of the overflow shell 2 is communicated with a water return pipe 5, when the water height in the water tank 1 is higher than that of the overflow shell 2, water can enter the top end of the overflow shell 2, the filter screen 4 at the top end of the overflow shell 2 filters impurities in water passing through the water, the water return pipe 5 is prevented from being blocked, and water entering the water return pipe 5 can enter the water supply tank 14.
A backwater stop valve 6 is arranged on the backwater pipe 5, and the tail end of the backwater pipe 5 is communicated with the inner cavity of the water supply tank 14, so that backwater is facilitated; the number of the connecting plates 3 is two, and the connecting plates 3 are hung on the top side of the overflow shell 2; the water supply mechanism comprises a water suction pump 10, a water suction pipe 11, a fixed shell 12, a through hole 1201, an interception net 13, a water injection pipe 9, a water inlet pipe 7 and a water inlet stop valve 8, wherein the water suction pump 10 is fixedly connected to the side surface of a water supply tank 14, the fixed shell 12 is fixedly connected to the inside of the bottom end of the water supply tank 14, the through hole 1201 is formed in the side surface of the fixed shell 12, the interception net 13 is fixedly connected to the side surface of the fixed shell 12, the water suction pump 10 is communicated with the inner cavity of the fixed shell 12 through the water suction pipe 11, the water injection pipe 9 is fixedly communicated with the output end of the water suction pump 10, the water inlet pipe 7 is fixedly communicated with the tail end of the water injection pipe 9, and the water inlet stop valve 8 is arranged on the water inlet pipe 7; the bottom end surface of the water inlet pipe 7 is higher than the top end surface of the overflow shell 2;
the side surface of the fixed shell 12 is provided with a plurality of through holes 1201, and the through holes 1201 are uniformly distributed on the side surface of the fixed shell 12.
The bottom of the overflow shell 2 is higher than the top of the water supply tank 14, and the top of the overflow shell 2 is lower than the top of the water tank 1; when the cooling water level in the water tank 1 is higher than the height of the overflow shell 2, the cooling water automatically flows into the water return pipe 5 through the filter screen 4, and no personnel is required to adjust the flow of the cooling water on line; after that, the water inlet stop valve 8 is in a normally open state, so that the basic anti-overflow function can be realized;
two water outlets of the water inlet pipe 7 are provided, and water inlet stop valves 8 are arranged on the two water outlets.
The water outlets of the water inlet pipe 7 are a first water outlet branch pipe and a second water outlet branch pipe respectively, the first water outlet branch pipe and the second water outlet branch pipe are communicated with the water tank 1, and the first water outlet branch pipe is arranged on the inner wall of the water tank 1 close to the end of the water overflow shell 2; the second water outlet branch pipe is arranged on the inner wall of the water tank 1 far away from the end of the water overflow shell 2; the first water outlet branch pipe and the second water outlet branch pipe are arranged on the inner wall of the same side of the water tank 1.
In use, the water pump 10 pumps water in the water supply tank 14 through the water pumping pipe 11, then flows into the water inlet pipe 7 through the water injection pipe 9, and injects the water into the water tank 1 through the water inlet pipe 7, wherein the bottom end surface of the water inlet pipe 7 is higher than the top end surface of the overflow shell 2, so that the liquid level in the water tank 1 is prevented from being flush with the bottom end of the water inlet pipe 7;
the side surface of the fixed shell 12 is provided with a plurality of through holes 1201, and the through holes 1201 are uniformly distributed on the side surface of the fixed shell 12, so that water circulation and pumping are facilitated;
the anti-overflow device adopts an inner overflow structure, and the inner overflow structure carries out two-step filtration on water in the water tank 1 to respectively filter the water by the filter screen 4 and deposit and filter the water at the bottom of the overflow shell 2; primary large-particle impurities are filtered through a filter screen 4, smaller impurities can be filtered through precipitation at the bottom of the overflow shell 2, the whole water return pipeline is protected from normal operation, and blockage is prevented;
two water outlets of the water inlet pipe 7 are provided, and water inlet stop valves 8 are arranged on the two water outlets; the water outlet device comprises a first water outlet branch pipe and a second water outlet branch pipe, wherein the first water outlet branch pipe is arranged on the inner wall of a water tank 1 close to the end of a water overflow shell 2; the second water outlet branch pipe is arranged on the inner wall of the water tank 1 far away from the end of the water overflow shell 2; the first water outlet branch pipe and the second water outlet branch pipe are arranged on the inner wall of the same side of the water tank 1, and water outlets are arranged at different positions of the same side, so that the water inflow of circulating water in the water tank 1 can be controlled by adjusting the water inlet stop valve 8, the flow of the water inlet stop valve 8 is gradually reduced, the water temperature in the water tank 1 is further adjusted, and sudden change of the water temperature is prevented; the overflow structure and the water supply mechanism work cooperatively, the cooling liquid which is not overflowed by the water overflow shell 2 is filtered and collected, the cooling liquid is collected into the water supply tank 14, water in the water supply tank 14 is pumped out to form circulating liquid which is supplied to the water tank 1, a large amount of cooling water overflows from the cooling water tank 1 to the ground, the water resource waste is reduced, the ground cleaning workload of workers is reduced, the labor is saved, and the device is suitable for industrial operation.