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CN-224215861-U - Waste heat recycling device of vacuum sintering furnace

CN224215861UCN 224215861 UCN224215861 UCN 224215861UCN-224215861-U

Abstract

The utility model relates to the technical field of vacuum sintering furnaces, and discloses a waste heat recycling device of a vacuum sintering furnace, which comprises the vacuum sintering furnace, a first exhaust pipe filter box and a water tank, the top of the vacuum sintering furnace is fixedly communicated with the first exhaust pipe, and the other end of the first exhaust pipe is fixedly communicated with the top of the filter box. According to the utility model, the filter screen, the cleaning machine and the copper pipe are arranged, the filter screen is cleaned through the filter screen, the blockage is prevented, the hot gas heats water in the water tank through the copper pipe, the hot gas enters the second exhaust pipe through the copper pipe and is exhausted through the second exhaust pipe, and the problems that the residual heat recycling device of the vacuum sintering furnace is generally provided with the exhaust pipe to directly exhaust the residual hot gas, ash produced by calcination is contained in the gas, the subsequent heat recycling is influenced if the ash is not treated, and the utilization efficiency of the exhausted hot gas is low are solved.

Inventors

  • LI XINHUA
  • CAO XIANMIN
  • XU ZHAO
  • Li Cuntong

Assignees

  • 常州瞻驰光电科技股份有限公司

Dates

Publication Date
20260508
Application Date
20250515

Claims (7)

  1. 1. The utility model provides a vacuum sintering stove waste heat recycling device, includes vacuum sintering stove (1), first blast pipe (2), filtration box (3) and water tank (6), the top and the fixed intercommunication of first blast pipe (2) of vacuum sintering stove (1), the other end and the top fixed intercommunication of filtration box (3) of first blast pipe (2), the bottom and the fixed intercommunication of communicating pipe (5) of filtration box (3), the bottom and the water tank (6) fixed connection of communicating pipe (5), its characterized in that, the equal fixed intercommunication in one side of water tank (6) has water inlet (8) and delivery port (9), the equal fixedly connected with support in bottom of vacuum sintering stove (1) and water tank (6), one side of filtration box (3) is provided with cleaning mechanism (4).
  2. 2. The waste heat recovery and utilization device of a vacuum sintering furnace as set forth in claim 1, wherein the cleaning mechanism (4) comprises a cross (401), a T-shaped groove (402) and a brush plate (403), one end of the cross (401) is fixedly connected with one side of the filter box (3), the T-shaped groove (402) is formed in the surface of the cross (401), one end of the brush plate (403) extends to the inner wall of the T-shaped groove (402) and is in sliding connection with the T-shaped groove (402), and a handle is fixedly arranged on one side of the brush plate (403).
  3. 3. The waste heat recovery and utilization device of a vacuum sintering furnace as set forth in claim 1, wherein a sliding groove (12) is formed in the inner wall of the filter box (3), a sliding rod (11) is connected to the inner wall of the sliding groove (12) in a sliding mode, a filter screen (10) is fixedly connected to the bottom of the sliding rod (11), and a pull block (15) is fixedly connected to the top of the filter screen (10).
  4. 4. The waste heat recovery and utilization device of a vacuum sintering furnace as set forth in claim 3, wherein two limiting strips (14) are fixedly connected to the inner wall of the filter box (3), the limiting strips (14) are arranged and distributed up and down, one side of the top and the bottom of the filter box (3) is slidably connected with the opposite surfaces of the two limiting strips (14), a first magnet (13) is embedded in the filter screen (10), a first fixing block (16) is fixedly connected to the left wall of an inner cavity of the filter box (3), a second magnet (17) is embedded in the inner wall of the first fixing block (16), and the first magnet (13) and the second magnet (17) attract each other.
  5. 5. The waste heat recovery and utilization device of a vacuum sintering furnace as set forth in claim 4, wherein an ash blocking plate (19) is fixedly connected to the left wall of the inner cavity of the filter box (3), an ash guiding pipe (18) is fixedly connected to the bottom of the filter box (3), and one end of the ash guiding pipe (18) is connected with a cover through threads.
  6. 6. The device for recycling waste heat of a vacuum sintering furnace according to claim 5, wherein a second fixing block (20) is fixedly connected to one side of the filter box (3), a through hole (25) is formed in one side of the filter box (3), a baffle plate (21) is arranged on one side of the filter box (3), a sealing strip (22) is fixedly connected to one side of the baffle plate (21), the baffle plate (21) is in sliding connection with the inner side of the through hole (25) through the sealing strip (22), a third fixing block (23) is fixedly connected to one side of the baffle plate (21), the second fixing block (20) and the third fixing block (23) are fixedly connected through bolts, and a handle is fixedly arranged on one side of the baffle plate (21).
  7. 7. The waste heat recovery and utilization device of the vacuum sintering furnace, as set forth in claim 1, characterized in that a copper pipe (24) is arranged in the water tank (6), the copper pipe (24) and the water tank (6) are integrated, one end of the copper pipe (24) penetrates through the top of the water tank (6) and extends to the inner cavity of the communicating pipe (5), a second exhaust pipe (7) is fixedly connected to the bottom of the water tank (6), and the other end of the copper pipe (24) penetrates through the bottom of the water tank (6) and extends to the inner cavity of the second exhaust pipe (7).

Description

Waste heat recycling device of vacuum sintering furnace Technical Field The utility model belongs to the technical field of vacuum sintering furnaces, and particularly relates to a waste heat recycling device of a vacuum sintering furnace. Background The vacuum sintering furnace is a special furnace mainly used for manufacturing high-performance ceramics, metals and composite materials. The basic working principle is that the material to be sintered is heated in a vacuum environment, so that particles in the material undergo surface diffusion and self-diffusion, agglomeration is generated among the particles, and a new atomic and molecular layer is generated between adjacent particles. Over time, these layers thicken, eventually forming a sintered body. The problems of the technology are that in the prior art, an exhaust pipe is generally arranged in the waste heat recycling device of the vacuum sintering furnace to directly exhaust redundant hot gas, ash generated by calcination can be contained in the gas, the ash can be discharged along with the exhaust pipe, the subsequent heat recycling can be influenced if the ash is not treated, and the utilization efficiency of the exhausted hot gas is low. Disclosure of utility model The utility model aims at solving the problems existing in the prior art and provides a waste heat recycling device of a vacuum sintering furnace, which can overcome the problems or at least partially solve the problems. The utility model discloses a waste heat recycling device of a vacuum sintering furnace, which comprises the vacuum sintering furnace, a first exhaust pipe filter box and a water tank, wherein the top of the vacuum sintering furnace is fixedly communicated with the first exhaust pipe, the other end of the first exhaust pipe is fixedly communicated with the top of the filter box, the bottom of the filter box is fixedly communicated with a communicating pipe, the bottom of the communicating pipe is fixedly connected with the water tank, one side of the water tank is fixedly communicated with a water inlet and a water outlet, the bottoms of the vacuum sintering furnace and the water tank are fixedly connected with a bracket, and one side of the filter box is provided with a cleaning mechanism. In order to clear up the filter screen, prevent to block up, improve the filter effect, preferably, cleaning mechanism includes cross, T-shaped groove and brush board, one end of cross and one side fixed connection of filter cassette, the T-shaped groove is seted up in the surface of cross, the one end of brush board extends to the inner wall of T-shaped groove and with T-shaped groove sliding connection, the fixed handle that is provided with in one side of brush board removes the baffle back, moves the brush board to the right side of T-shaped groove through the handle, makes brush board and filter screen contact, and the brush board can clear up the filter screen through the handle reciprocates this moment. In order to enable the filter screen to be cleaned conveniently, preferably, a sliding groove is formed in the inner wall of the filter box, a sliding rod is connected to the inner wall of the sliding groove in a sliding mode, a filter screen is fixedly connected to the bottom of the sliding rod, a pull block is fixedly connected to the top of the filter screen, the filter screen is enabled to move towards the direction of a through hole by pulling the pull block until the sliding rod moves to the end of the sliding groove, at the moment, the filter screen is vertical through the pull block, and a first magnet embedded in the filter screen is contacted with a second magnet embedded in the first fixed block and is attracted with the second magnet, so that the filter screen is kept stable in the vertical state. In order to limit the filter screen to stabilize the filter screen, preferably, the inner wall fixedly connected with spacing of filter cassette, spacing is provided with two to be upper and lower distribution, one side of filter cassette top and bottom all with two the opposite face sliding connection of spacing, the inside of filter screen is inlayed and is equipped with first magnet, the inner chamber left wall fixedly connected with first fixed block of filter cassette, the inner wall of first fixed block is inlayed and is equipped with the second magnet, first magnet and second magnet inhale mutually, and the setting of spacing makes the filter screen stable under horizontal state, and first magnet and second magnet make the filter screen keep stable under vertical state. In order to collect the ash that sweeps down, preferably, the inner chamber left wall of filter box still fixedly connected with fender ash board, the fixed intercommunication in bottom of filter box has the ash guide pipe, the one end threaded connection of ash guide pipe has the lid, and the ash that is swept down by the brush board can fall into the ash guide pipe or slide to the ash guide intrad