CN213480674U - Cooling mechanism for quartz sand recovery - Google Patents
Cooling mechanism for quartz sand recovery Download PDFInfo
- Publication number
- CN213480674U CN213480674U CN202022643942.5U CN202022643942U CN213480674U CN 213480674 U CN213480674 U CN 213480674U CN 202022643942 U CN202022643942 U CN 202022643942U CN 213480674 U CN213480674 U CN 213480674U
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- China
- Prior art keywords
- water
- water tank
- heat exchange
- arc
- pipe
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 238000001816 cooling Methods 0.000 title claims abstract description 22
- 239000006004 Quartz sand Substances 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 title claims description 12
- 238000011084 recovery Methods 0.000 title claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 101
- 239000007921 spray Substances 0.000 claims abstract description 31
- 239000002893 slag Substances 0.000 claims description 11
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 8
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 8
- 241001330002 Bambuseae Species 0.000 abstract description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 8
- 239000011425 bamboo Substances 0.000 abstract description 8
- 230000003749 cleanliness Effects 0.000 abstract description 4
- 238000010114 lost-foam casting Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 238000005266 casting Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 229910001338 liquidmetal Inorganic materials 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 239000003818 cinder Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000003110 molding sand Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model provides a quartz sand retrieves and uses cooling body, concretely relates to lost foam casting technical field, including two first supports, two second supports, a spray pipe that is located the screw conveyer top, a plurality of parallel arrangement's first hot exchange pipe, a plurality of parallel arrangement's second hot exchange pipe and a basin, install respectively on two first supports at the both ends of spray pipe, all be equipped with an arc beam on every second support, the radian of arc beam matches with the radian of the lower part of the outer wall of the casing of carrying a section of thick bamboo, install respectively on two arc beams at the both ends of first hot exchange pipe, all first hot exchange pipes distribute along the arc length direction of arc beam, the basin is located the below of first hot exchange pipe, the second hot exchange pipe is located the basin. The utility model discloses a spray pipe water spray and first heat exchange pipe cool down the shell wall of screw conveyer, and cold water is in first heat exchange pipe simultaneously, when accomplishing the heat exchange, can guarantee the cleanliness of water.
Description
Technical Field
The utility model belongs to the technical field of the lost foam casting, concretely relates to quartz sand is retrieved and is used cooling body.
Background
The lost foam casting is a novel casting technology for producing a casting by a one-step forming casting new process, belongs to an advanced technology in the casting industry of China, and comprises two steps of vibration molding and pouring replacement in the lost foam casting process, wherein the vibration molding comprises the following working procedures: preparing a sand bed, placing an EPS model, filling sand, and sealing and shaping. The pouring replacement is that when the solid mold is cast, under the thermal action of liquid metal, the EPS model is pyrolyzed and gasified to generate a large amount of gas, the gas continuously passes through the coating molding sand and is discharged outwards, certain air pressure is formed in the casting mold, the model and metal gaps, the liquid metal continuously occupies the EPS model position and is pushed forwards to generate the replacement process of the liquid metal and the EPS model. Wherein the molding sand that uses then is binder-free, no additive, dry quartz sand that does not contain moisture, after pouring the replacement, need retrieve quartz sand and handle the back reuse, the mode of generally retrieving is that use screw conveyer to carry and filter can, but because pour the replacement process and make quartz sand's temperature very high, in the filtering process, the quartz sand of high temperature is easily attached to on the filter screen, so go ahead to need the cooling filtering, current cooling method adopts the forced air cooling to cool down screw conveyer's shell generally, the cooling effect is not good.
Therefore, a cooling mechanism for quartz sand recovery that can solve the above problems is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a quartz sand retrieves and uses cooling body directly cools down on screw conveyer's the shell wall through spray pipe water spray direct flow and takes away the heat, and first hot exchange pipe just in time can cool down the lower part of the transport section of thick bamboo of conveyer, and cold water can guarantee the cleanliness of water in first hot exchange pipe simultaneously when accomplishing the heat exchange.
The utility model provides a following technical scheme:
a cooling mechanism for quartz sand recovery comprises two first supports, two second supports, a water spray pipe located above a conveying cylinder of a spiral conveyor, a plurality of first heat exchange pipes arranged in parallel, a plurality of second heat exchange pipes arranged in parallel and a water tank, wherein the two first supports are arranged in a mirror image mode, the two second supports are arranged in a mirror image mode, the water spray pipe is provided with a plurality of spray heads in the length direction, the two ends of the water spray pipe are respectively installed on the two first supports, each second support is provided with an arc-shaped beam, the radian of each arc-shaped beam is matched with the radian of the lower portion of the outer wall of the casing of the conveying cylinder of the spiral conveyor, the two ends of each first heat exchange pipe are respectively installed on the two arc-shaped beams, all the first heat exchange pipes are distributed in the arc length direction of the arc-shaped beams, the water tank is located below the first heat exchange pipes, the second heat exchange tubes are located in the water tank. The heat is taken away in the direct cooling that flows to screw conveyer's shell wall through the spray pipe water spray, because general screw conveyer's a transport section of thick bamboo is cylindrical, the water that flows to the transport section of thick bamboo outer wall can directly fall down from both sides, and first heat exchange pipe just in time can cool down the lower part of the transport section of thick bamboo of conveyer, cold water is in first heat exchange pipe simultaneously, can guarantee the cleanliness of water, the same water that flows to in the basin has certain temperature, also can carry out cold and hot exchange for the water in the second heat exchange pipe, further retrieve the heat, and water is clean.
Preferably, two ends of all the first heat exchange tubes are respectively connected in parallel to the first water inlet tube and the first water outlet tube, and two ends of all the second heat exchange tubes are respectively connected in parallel to the second water inlet tube and the second water outlet tube.
Preferably, the first support is provided with a mounting seat, a bearing is mounted in the mounting seat, a rotating shaft is arranged in the bearing in a rotating mode, a handle is fixedly arranged at the top of the rotating shaft, threads are arranged on the surface of the rotating shaft, supporting blocks are arranged on the threads of the rotating shaft, supporting holes are formed in the supporting blocks, the water spray pipes are inserted in the supporting holes, a plurality of mounting holes are formed in the second support in the height direction, and the arc-shaped beams are detachably mounted in the mounting holes. Through rotatory handle, can drive the axis of rotation and rotate, because the axis of rotation can only rotate, can not reciprocate, and with supporting shoe threaded connection, so can drive the supporting shoe up-and-down motion and then drive the spray pipe up-and-down motion, can adjust the height of arc roof beam through the position of selecting the mounting hole, that is to say can adjust the height of first hot exchange pipe, when overhauing equipment like this, can upwards move the spray pipe, and the arc roof beam both can directly be dismantled, also can install in other mounting holes, convenient maintenance operation.
Preferably, the basin is connected with the drain pipe, the bottom slope setting of basin, the basin is equipped with row cinder notch, row cinder notch is located the least significant end of the bottom of basin, the drain pipe is located the lateral wall that the most significant end of the bottom of basin is close to. Impurities washed down from the wall of the spiral conveyer casing can slide to a certain extent (due to the inclined arrangement of the bottom of the water tank) to the position near the slag discharge port, and can slide to the position near the slag discharge port under the action of external force during cleaning, so that slag discharge is facilitated.
Preferably, a filter screen is arranged on the side wall of the water tank, and the water inlet end of the drain pipe is positioned in the filter screen. The filter screen plays a preliminary filtering role in water in the water tank.
Preferably, the second support is two stand columns arranged in parallel, the first support is arc-shaped, and the first support is installed on the second support.
Preferably, the end surfaces of the two sides of the water tank are provided with slope surfaces, and the lowest end of each slope surface is connected with the inner wall of the water tank. The water splashed on the end surface of the water tank can flow into the water tank.
The advantages of the utility model
The heat is taken away in the direct cooling that flows to screw conveyer's shell wall through the spray pipe water spray, because general screw conveyer's a transport section of thick bamboo is cylindrical, the water that flows to the transport section of thick bamboo outer wall can directly fall down from both sides, and first heat exchange pipe just in time can cool down the lower part of the transport section of thick bamboo of conveyer, cold water is in first heat exchange pipe simultaneously, can guarantee the cleanliness of water, the same water that flows to in the basin has certain temperature, also can carry out cold and hot exchange for the water in the second heat exchange pipe, further retrieve the heat, and water is clean.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a side view of the present invention;
FIG. 2 is a front view of the positional relationship of the first and second heat exchange tubes and the water trough;
FIG. 3 is a top view of a second heat exchange tube;
FIG. 4 is a schematic view of the mounting of the sprinkler tube to the support block.
Wherein the figures are labeled: 1. a first bracket; 2. a second bracket; 3. a water spray pipe; 31. a spray head; 4. a first heat exchange tube; 5. a second heat exchange tube; 6. a water tank; 61. a slope surface; 7. an arc beam; 8. a first water inlet pipe; 9. a first water outlet pipe; 10. a second water inlet pipe; 11. a second water outlet pipe; 12. a mounting seat; 13. a rotating shaft; 14. a handle; 15. a support block; 16. mounting holes; 17. a drain pipe; 18. a slag discharge port; 19. filtering with a screen; 20. a delivery cartridge.
Detailed Description
As shown in figures 1-4, a cooling mechanism for quartz sand recovery comprises two first supports 1, two second supports 2, a water spray pipe 3 positioned above a conveying cylinder 20 of a spiral conveyor, a plurality of first heat exchange pipes 4 arranged in parallel, a plurality of second heat exchange pipes 5 arranged in parallel and a water tank 6, wherein the two first supports 1 are arranged in a mirror image manner, the two second supports 2 are arranged in a mirror image manner, the second supports 2 are two stand columns arranged in parallel, the first supports 1 are arc-shaped, the first supports 1 are arranged on the second supports 2, the water spray pipe 3 is provided with a plurality of nozzles 31 along the length direction, two ends of the water spray pipe 3 are respectively arranged on the two first supports 1, each second support 2 is provided with an arc-shaped beam 7, the radian of the arc-shaped beam 7 is matched with the radian of the lower part of the outer wall of the casing of the conveying cylinder 20 of the spiral conveyor, two ends of the first heat exchange pipes 4 are respectively arranged on the two arc-shaped beams 7, all the first heat exchange tubes 4 are distributed along the arc length direction of the arc-shaped beam 7, the water tank 6 is positioned below the first heat exchange tubes 4, and the second heat exchange tubes 5 are positioned in the water tank 6.
Specifically, two ends of all the first heat exchange tubes 4 are respectively connected in parallel to the first water inlet tube 8 and the first water outlet tube 9, and two ends of all the second heat exchange tubes 5 are respectively connected in parallel to the second water inlet tube 10 and the second water outlet tube 11. The flow direction of the water flow in the first heat exchange tube 4 may be set to coincide with the flow direction of the silica sand in the conveying cylinder 20 of the screw conveyor.
Specifically, first support 1 is equipped with mount pad 12, installs the bearing in the mount pad 12, and the bearing internal rotation is equipped with axis of rotation 13, and the fixed handle 14 that is equipped with in top of axis of rotation 13, the surface of axis of rotation 13 are equipped with the screw thread, and axis of rotation 13 screw thread is equipped with supporting shoe 15, and supporting shoe 15 is equipped with the supported hole, and spray pipe 3 alternates in the supported hole, and second support 2 is equipped with a plurality of mounting holes 16 along the direction of height, and arc roof beam 7 detachable installs in mounting hole 16. The rotating shaft 13 can be driven to rotate by rotating the handle 14, and the rotating shaft 13 can only rotate and cannot move up and down and is in threaded connection with the supporting block 15, so that the supporting block 15 can be driven to move up and down to drive the spray pipe 3 to move up and down, the height of the arc-shaped beam 7 can be adjusted by selecting the position of the mounting hole 16, namely the height of the first heat exchange pipe 4 can be adjusted, therefore, when the device is overhauled, the spray pipe 3 can be moved upwards, the arc-shaped beam 7 can be directly detached and can also be installed in other mounting holes 16, and the overhauling operation is convenient.
Specifically, the water tank 6 is connected with a drain pipe 17, the bottom of the water tank 6 is obliquely arranged, the water tank 6 is provided with a slag discharge port 18, the slag discharge port 18 is located at the lowest end of the bottom of the water tank 6, and the drain pipe 17 is located on the side wall close to the highest end of the bottom of the water tank 6. Impurities washed down from the wall of the spiral conveyer casing can slide down to a certain extent (due to the inclined arrangement of the bottom of the water tank 6) to the position near the slag discharge port 18, and can slide down to the position near the slag discharge port 18 under the action of external force during cleaning, so that slag is conveniently discharged. The side wall of the water tank 6 is provided with a filter screen 19, and the water inlet end of the drain pipe 17 is positioned in the filter screen 19. The strainer 19 provides a primary filtering action on the water in the basin 6.
Specifically, the end surfaces of the two sides of the water tank 6 are provided with a slope surface 61, and the lowest end of the slope surface 61 is connected with the inner wall of the water tank 6. The water splashed on the end surface of the water tank 6 can flow into the water tank 6.
In fig. 2, the first support 1, the second support 2, and the water jet pipe 3 are not shown for the convenience of viewing the positional relationship of the first heat exchanger tube 4 and the second heat exchanger tube 5.
The principle is as follows:
cold water is introduced into the water spraying pipe 3, the water is sprayed out through the spray head 31 and is directly sprayed onto the wall of the shell of the conveying cylinder 20 of the screw conveyor to take away heat, the cold water is introduced into the first heat exchange pipe 4, the heat exchange with the shell of the screw conveying cylinder 20 is completed through the surrounding air to achieve the purpose of cooling, meanwhile, the water in the first heat exchange pipe 4 becomes hot and recovers heat, the water flowing down from the wall of the shell of the conveying cylinder 20 of the conveyor has certain temperature and flows into the water tank 6 to just complete the heat exchange with the cold water in the second heat exchange pipe 5, and the heat is further recovered.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A cooling mechanism for quartz sand recovery is characterized by comprising two first supports, two second supports, a water spray pipe positioned above a conveying cylinder of a spiral conveyor, a plurality of first heat exchange pipes arranged in parallel, a plurality of second heat exchange pipes arranged in parallel and a water tank, wherein the two first supports are arranged in a mirror image manner, the two second supports are arranged in a mirror image manner, the water spray pipe is provided with a plurality of spray heads along the length direction, two ends of the water spray pipe are respectively arranged on the two first supports, each second support is provided with an arc-shaped beam, the radian of each arc-shaped beam is matched with the radian of the lower part of the outer wall of a shell of the conveying cylinder of the spiral conveyor, two ends of each first heat exchange pipe are respectively arranged on the two arc-shaped beams, and all the first heat exchange pipes are distributed along the arc length direction of the arc-shaped beams, the water tank is located below the first heat exchange tube, and the second heat exchange tube is located in the water tank.
2. The cooling mechanism for quartz sand recovery according to claim 1, wherein both ends of all of the first heat exchanging tubes are connected in parallel to a first water inlet tube and a first water outlet tube, respectively, and both ends of all of the second heat exchanging tubes are connected in parallel to a second water inlet tube and a second water outlet tube, respectively.
3. The cooling mechanism as claimed in claim 1, wherein the first bracket has a mounting base, the mounting base is rotatably provided with a threaded shaft, a handle is fixedly provided on the top of the threaded shaft, the threaded shaft is threaded with a support block, the support block is provided with a support hole, the spray pipe is inserted into the support hole, the second bracket is provided with a plurality of mounting holes along the height direction, and the arc beam is detachably mounted in the mounting holes.
4. The cooling mechanism for quartz sand recovery according to claim 1, wherein the water tank is connected to a drain pipe, the bottom of the water tank is disposed obliquely, the water tank is provided with a slag discharge port, the slag discharge port is located at the lowest end of the bottom of the water tank, and the drain pipe is located on the side wall near the highest end of the bottom of the water tank.
5. The cooling mechanism for quartz sand recovery according to claim 4, wherein a filter screen is provided on a side wall of the water tank, and a water inlet end of the drain pipe is located in the filter screen.
6. The cooling mechanism for quartz sand reclamation according to claim 1, wherein the second support is two columns arranged in parallel, the first support is arc-shaped, and the first support is mounted on the second support.
7. The cooling mechanism for quartz sand recovery according to claim 1, wherein the end surfaces of both sides of the water tank are provided with slopes, and the lowest end of the slopes is connected to the inner wall of the water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022643942.5U CN213480674U (en) | 2020-11-16 | 2020-11-16 | Cooling mechanism for quartz sand recovery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022643942.5U CN213480674U (en) | 2020-11-16 | 2020-11-16 | Cooling mechanism for quartz sand recovery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213480674U true CN213480674U (en) | 2021-06-18 |
Family
ID=76355755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022643942.5U Expired - Fee Related CN213480674U (en) | 2020-11-16 | 2020-11-16 | Cooling mechanism for quartz sand recovery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213480674U (en) |
-
2020
- 2020-11-16 CN CN202022643942.5U patent/CN213480674U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210618 |