CN211036006U

CN211036006U - Air-cooled quenching bath

Info

Publication number: CN211036006U
Application number: CN201921623456.8U
Authority: CN
Inventors: 李娜; 冀超; 侯永健
Original assignee: Xi'an Sanming Heat Treatment Technology Co ltd
Current assignee: Xi'an Sanming Heat Treatment Technology Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-07-17
Anticipated expiration: 2029-09-26

Abstract

The utility model relates to an air-cooled quenching bath, including cell body and water pump, the income water end of water pump passes through the drinking-water pipe intercommunication the cell body, the splendid attire has the quenching medium in the cell body, still is in including setting up the other cooling tank of cell body, the top opening of cooling tank sets up, the play water end intercommunication of water pump has the spray pipe, be provided with the shower nozzle on the spray pipe, the bottom of cooling tank sets up the intercommunication the back flow of cell body, the top of cooling tank is provided with cooling blower, the utility model discloses have the effect that makes the quenching medium can be refrigerated faster.

Description

Air-cooled quenching bath

Technical Field

The utility model relates to a technical field that steel spare quenches especially relates to an air-cooled quenching bath.

Background

Quenching is a metal heat treatment process which heats a metal workpiece to a certain proper temperature and keeps the temperature for a period of time, and then immerses the metal workpiece into a quenching medium to rapidly cool the metal; the quenching can improve the hardness and the wear resistance of the metal workpiece, so the quenching steel is widely used for various tools, dies, measuring tools and parts (such as gears, rollers, carburized parts and the like) with the requirement of surface wear resistance; common quenching media include brine, water, mineral oil, air, etc.; when the metal is heated by the heating furnace, the metal is taken out of the heating furnace and then immediately placed into the quenching tank for cooling, the temperature of the quenching medium in the quenching tank is increased in the process, and after the metal is immersed below the liquid level of the quenching medium, bubbles appear on the surface of the metal, so that the quenching process is influenced.

Chinese patent No. CN205473887U discloses a quenching bath, which includes a water tank, an axial flow pump disposed at the bottom of the water tank, a precipitation cooling tank communicated with the water tank, a drain pipe communicated with the precipitation cooling tank, and a water supply pipe having one end communicated with the drain pipe through the water pump; above-mentioned technical scheme during operation, it flows to realize making the water in the pond rotatory with the axial-flow pump, can in time wash away near work piece higher water of temperature when the work piece quenches, make the lower water of temperature erode the work piece, can make the work piece contact with the lower water of temperature for a long time, it is effectual to quench, high work efficiency, be provided with the sediment cooling tank simultaneously, when the pond temperature is higher or impurity is more, can discharge the water in the quenching tank to the sediment cooling tank in, deposit and discharge into the quenching tank after cooling by the sediment cooling tank and carry out reutilization in the pond again.

The above prior art solutions have the following drawbacks: the rate of natural cooling of the temperature of the quenching medium in the precipitation cooling tank is too slow.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an air-cooled quenching bath which can enable quenching media to be cooled more quickly.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides an air-cooled quenching tank, includes cell body and water pump, the income water end of water pump passes through the drinking-water pipe intercommunication the cell body, the splendid attire has the quenching medium in the cell body, still including setting up the other cooling tank of cell body, the top opening setting of cooling tank, the play water end intercommunication of water pump has the spray pipe, be provided with the shower nozzle on the spray pipe, the bottom of cooling tank sets up the intercommunication the back flow of cell body, the top of cooling tank is provided with cooling blower.

Through adopting above-mentioned technical scheme, after the temperature of water in the pond risees, the water pump passes through the drinking-water pipe with the water suction in the pond to the water pump and pressurize rivers, the pumping is in through the spray pipe again, rivers will spray in the space that the cooling tank encloses through the shower nozzle under the pressure of water pump, and simultaneously, cooling blower begins to operate and produces the air current and blows to in the cooling tank, cool down the water that sprays in the cooling tank, the water after the cooling is accomplished falls on the diapire of cooling tank under the action of gravity, and finally flow back to the pond in through the back flow with cooling tank bottom intercommunication, increased the area of contact of water with the air after splashing water like this, and the air can be faster temperature of taking away water under the accelerated flow of cooling blower to the air, the cooling rate of water has been accelerated.

The utility model discloses further set up to: the cooling tank is characterized in that the spray pipes are arranged in a plurality of numbers, the spray pipes are uniformly distributed on the inner wall of the cooling tank, a plurality of spray heads are arranged on each spray pipe, and the plurality of spray heads are arranged towards the cooling fan.

Through adopting above-mentioned technical scheme, set up the speed that a plurality of shower nozzles can accelerate the water spray on a plurality of spray pipes and every spray pipe, the spray pipe makes the water distribution that sprays in the cooling tank even along the inner wall evenly distributed of cooling tank, and the shower nozzle sets up towards cooling blower and makes shower nozzle spun water and the wind convection current that cooling blower produced, has further accelerated the cooling rate of water like this.

The utility model discloses further set up to: the water pumping pipe and the return pipe are respectively arranged at two opposite ends of the tank body.

Through adopting above-mentioned technical scheme, the drinking-water pipe takes away the back from the water that the one end temperature rose in with the cell body, the water of other positions in the cell body will flow the one end that the cell body set up the water pumping end, the water after the cooling was accomplished flows into the cell body from the other end of cell body and fills up the cell body and set up the water that one section flowed away of back flow, form a circulation in the cell body like this, make cold water can set up the one end of back flow from the cell body and flow into the one end that sets up the drinking-water pipe, make cold water flow into can mix together with the water in the cell body fast after the cell body like this, make the even.

The utility model discloses further set up to: the cooling tank is detachably provided with filter cloth between the communication part of the cooling tank and the return pipe and the plurality of spray heads.

Through adopting above-mentioned technical scheme, the inevitable meeting of quenching medium in the cell body is quenching to the metal can produce impurity, and water in the cell body falls on the filter cloth after the water pump extraction sprays in the cooling tank, and water will see through the bottom that the filter cloth flowed to the cooling tank, and impurity will be filtered on the filter cloth, has filtered the impurity of aquatic when carrying out the cooling to water like this.

The utility model discloses further set up to: the inner wall of the cooling tank is fixedly provided with an outer fixing ring, the inner fixing ring is sleeved in the outer fixing ring, the edge of the filter cloth is clamped between the outer fixing ring and the inner fixing ring, and the outer fixing ring is fixedly connected with the inner fixing ring.

Through adopting above-mentioned technical scheme, fix the filter cloth in the cooling tank through outer fixed ring and interior fixed ring, can pull down interior fixed ring and take out the filter cloth when changing the filter cloth, change new filter cloth after again with the interior fixed ring cup joint outside fixed ring intra-annular to with outer fixed ring and interior fixed ring fixed connection, realized the change of filter cloth like this.

The utility model discloses further set up to: the inner wall of the outer fixing ring is fixedly provided with a lower retaining ring at one end far away from the cooling fan, the outer wall of the inner fixing ring is close to the fixed retaining ring at one end of the cooling fan, the inner wall of the upper retaining ring is abutted to the outer wall of the inner fixing ring, and the outer wall of the lower retaining ring is abutted to the inner wall of the outer fixing ring.

By adopting the technical scheme, the upper retaining ring is positioned right above the lower retaining ring after the inner fixing ring is sleeved on the outer fixing ring, the lower retaining ring limits the upper retaining ring to prevent the upper retaining ring from sliding downwards, the outer fixing ring is fixedly connected with the inner fixing ring conveniently, and a zigzag gap is formed between the outer fixing ring and the inner fixing ring to clamp the filter cloth more firmly.

The utility model discloses further set up to: the inner side edge of the tank body is fixedly provided with a protection frame, and the protection frame is enclosed by angle steel.

Through adopting above-mentioned technical scheme, when the metal takes out from the heating furnace and quenches, need hang into the cell body with the frame that the driving will be equipped with the metal, this in-process frame produces easily and rocks, causes the destruction to the cell body for avoiding the frame to hit the cell body inboard, sets up the protection frame that encloses by the angle steel at the vary voltage department of the side of cell body and protects the cell body inboard.

The utility model discloses further set up to: a stirrer is arranged in the tank body.

By adopting the technical scheme, after the metal is sunk into the quenching medium in the tank body, bubbles can be generated on the surface of the metal to influence the quenching of the metal, at the moment, the stirrer is opened to stir the water in the tank body, the bubbles are broken by the rapidly flowing water, the surface of the metal is completely contacted with the water, and the quenching quality of the surface of the metal is ensured.

To sum up, the utility model discloses a beneficial technological effect does:

1. after water is splashed, the contact area between the water and the air is increased, and the air can more quickly bring away the temperature of the water under the accelerated flow of the cooling fan to the air, so that the cooling rate of the water is increased;

2. the spray head is arranged towards the cooling fan, so that water sprayed out of the spray head is in convection with wind generated by the cooling fan, and the cooling rate of the water is further increased;

3. the filter cloth filters impurities in the water.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a half-sectional view of the cooling tank along a vertical plane.

In the figure, 1, a pool body; 11. a protective frame; 12. a stirrer; 2. a water pump; 21. a water pumping pipe; 22. a water spray pipe; 221. a spray head; 3. a cooling tank; 31. a return pipe; 32. a cooling fan; 33. a filter cloth; 34. an outer fixing ring; 341. a lower baffle ring; 35. an inner fixing ring; 351. and an upper baffle ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses an air-cooled quenching bath, including cell body 1, water pump 2, set up cooling tank 3 and the cooling blower 32 of setting directly over cooling tank 3 that the top end opening that sets up by cell body 1 sets up, the splendid attire has the quenching medium in the cell body 1, and in this embodiment, the quenching medium is water, and water pump 2 is fixed to be set up by cell body 1, and cell body 1 is formed by concrete placement, and the cooling blower 32 hoist and mount are at the top of factory building.

Referring to fig. 2, a plurality of water spray pipes 22 are uniformly arranged on the inner wall of the cooling tank 3, a plurality of spray heads 221 arranged towards the cooling fan 32 are arranged on each water spray pipe 22, the water inlet end of the water pump 2 is communicated with the tank body 1 through the water pumping pipe 21, the water outlet end of the water pump 2 is communicated with the water spray pipes 22, the spray heads 221 are arranged on the water spray pipes 22, and the bottom of the cooling tank 3 is provided with a return pipe 31 communicated with the tank body 1; in this embodiment, the slurry pump is used as the water pump 2 because impurities are generated in the quenching medium in the tank body 1 during quenching.

Referring to fig. 2, an outer fixing ring 34 is fixedly disposed on the inner wall of the cooling tank 3, an inner fixing ring 35 is sleeved in the outer fixing ring 34, the outer fixing ring 34 is disposed between the position where the cooling tank 3 is communicated with the return pipe 31 and the plurality of nozzles 221, and a filter cloth 33 is detachably disposed between the outer fixing ring 34 and the inner fixing ring 35; in this embodiment, the outer fixing ring 34 and the cooling tank 3 are integrally disposed, and the filter cloth 33 is made of dacron filter cloth.

Referring to fig. 2, a lower retaining ring 341 is fixedly disposed on an inner wall of the outer fixing ring 34 at a position far away from the cooling fan 32, an upper retaining ring 351 is fixedly disposed on an outer wall of the inner fixing ring 35 at a position near to the cooling fan 32, an inner wall of the upper retaining ring 351 abuts against an outer wall of the inner fixing ring 35, and an outer wall of the lower retaining ring 341 abuts against an inner wall of the outer fixing ring 34; in this embodiment, the lower retaining ring 341 is integrally disposed with the outer fixing ring 34, and the upper retaining ring 351 is integrally disposed with the inner fixing ring 35.

Referring to fig. 1, a protection frame 11 is fixedly arranged at the edge of the inner side of the tank body 1, and the protection frame 11 is enclosed by angle steel. The tank body 1 is internally provided with a stirrer 12, in the embodiment, the stirrer 12 is arranged at the right center of the bottom of the tank body 1.

The implementation principle of the embodiment is as follows: after a metal workpiece is heated in a heating furnace, a frame provided with the metal workpiece is hung into a tank body 1 by using a crane, in the process, a protective frame 11 can reduce the damage to the inner wall of the tank body 1 after the frame collides with the inner wall of the tank body 1, after the metal workpiece is placed into the tank body 1, a stirrer 12 is started to enable water in the tank body 1 to rapidly flow to break through bubbles possibly generated on the surface of the metal workpiece, then the stirrer 12 is stopped, a water pump 2 is started to enable a water pump 2 to suck water with increased temperature in the tank body 1 into the water pump 2 through a water pumping pipe 21 and pressurize the water, the pressurized water flows into a plurality of water spraying pipes 22 and is sprayed into a cooling tank 3 through nozzles 221 on the water spraying pipes 22, meanwhile, a cooling fan 32 blows accelerated airflow into the cooling tank 3 to cool the water, the cooled water falls onto a filter cloth 33 due to gravity, impurities in the water are filtered by the filter cloth 33, and the water permeates the filter cloth 33 and flows to the bottom of, finally, the filtered water flows into the tank body 1 through the return pipe 31, and because the water pumping pipe 21 and the return pipe 31 are arranged at two opposite ends of the tank body 1, the cooled water flows from one end of the tank body 1, which is provided with the return pipe 31, to one end of the tank body 1, which is provided with the water pumping pipe 21, to form circulation in the tank body 1; when the filter cloth 33 is replaced, the filter cloth 33 is automatically dropped after the inner fixing ring 35 is detached, then a new filter cloth 33 is replaced and the inner fixing ring 35 is installed again, the filter cloth 33 is clamped between the inner fixing ring 35 and the outer fixing ring 34, because the lower retaining ring 341 is arranged on the inner wall of the outer fixing ring 34, the upper retaining ring 351 is arranged on the inner wall of the inner fixing ring 35, and the filter cloth 33 is clamped more tightly by the zigzag formed by the outer fixing ring 34 and the inner fixing ring 35.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an air-cooled quenching bath, includes cell body (1) and water pump (2), the income water end of water pump (2) is through drinking-water pipe (21) intercommunication cell body (1), the splendid attire has quenching medium, its characterized in that in cell body (1): still including setting up other cooling tank (3) of cell body (1), the top opening setting of cooling tank (3), the play water end intercommunication of water pump (2) has spray pipe (22), be provided with shower nozzle (221) on spray pipe (22), the bottom of cooling tank (3) sets up the intercommunication back flow (31) of cell body (1), the top of cooling tank (3) is provided with cooling blower (32).

2. The air-cooled quench cell of claim 1, wherein: the cooling tank is characterized in that the plurality of water spraying pipes (22) are arranged, the plurality of water spraying pipes (22) are uniformly distributed on the inner wall of the cooling tank (3), each water spraying pipe (22) is provided with a plurality of spray heads (221), and the plurality of spray heads (221) are arranged towards the cooling fan (32).

3. The air-cooled quench cell of claim 1, wherein: the water pumping pipe (21) and the return pipe (31) are respectively arranged at two opposite ends of the tank body (1).

4. The air-cooled quench cell of claim 1, wherein: the cooling tank (3) is detachably provided with filter cloth (33) between the communication part of the cooling tank and the return pipe (31) and the plurality of spray heads (221).

5. The air-cooled quench cell of claim 4, wherein: the fixed outer fixed ring (34) that is provided with on the inner wall of cooling tank (3), internal fixation ring (35) have cup jointed in outer fixed ring (34), the edge centre gripping of filter cloth (33) is in between outer fixed ring (34) and internal fixation ring (35), outer fixed ring (34) with internal fixation ring (35) fixed connection.

6. The air-cooled quench cell of claim 5, wherein: the inner wall of the outer fixing ring (34) is fixedly provided with a lower retaining ring (341) at one end far away from the cooling fan (32), the outer wall of the inner fixing ring (35) is fixedly provided with an upper retaining ring (351) at one end close to the cooling fan (32), the inner wall of the upper retaining ring (351) is abutted to the outer wall of the inner fixing ring (35), and the outer wall of the lower retaining ring (341) is abutted to the inner wall of the outer fixing ring (34).

7. The air-cooled quench cell of claim 1, wherein: the pool body (1) is characterized in that a protection frame (11) is fixedly arranged at the inner side edge of the pool body, and the protection frame (11) is enclosed by angle steel.

8. The air-cooled quench cell of claim 1, wherein: a stirrer (12) is arranged in the tank body (1).