Novel grate cooler top cover

Abstract

The utility model relates to the technical field of grate coolers, and discloses a novel grate cooler top cover which comprises a top cover frame, upper temperature-resistant steel plates and lower temperature-resistant steel plates, the upper temperature-resistant steel plates are connected to the top of the top cover frame in a sliding mode, the upper temperature-resistant steel plates are distributed on the left side and the right side of the top of the top cover frame, and the lower temperature-resistant steel plates are connected to the bottom of the top cover frame in a sliding mode. The lower temperature-resistant steel plates are distributed on the left side and the right side of the bottom of the top cover frame, connecting assemblies are arranged on the outer wall of the top cover frame, and stabilizing assemblies are arranged outside the top cover frame. According to the novel grate cooler top cover, the first bent rods and the second bent rods are arranged, the first bent rods and the second bent rods are slid, the two first bent rods and the two second bent rods are clamped into the outer walls of the two upper temperature-resistant steel plates and the outer walls of the two lower temperature-resistant steel plates correspondingly, at the moment, air in the second bent rods is pumped out, negative pressure is generated in the second bent rods, and therefore heat dissipation is achieved; and at the moment, the two upper temperature-resistant steel plates and the two lower temperature-resistant steel plates are respectively fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of grate coolers, in particular to a new type of grate cooler top cover. Background Technique

[0002] The grate cooler is an important main equipment in the clinker burning system of a cement plant. Its main functions are to cool and convey cement clinker, and at the same time provide hot air for the rotary kiln and decomposition furnace, etc. It is the main equipment for heat recovery in the burning system.

[0003] A new type of grate cooler top cover is disclosed in Chinese Patent Publication No. 210512678U. Through the fiber felt layer and the pouring layer, high-strength, high-temperature-resistant and thermal shock-resistant amorphous refractory materials can be injected into the interior of the pouring layer. The fiber felt layer can improve the sealing performance of the top cover, thereby forming a more firm grate cooler top cover. The firmness of the top cover can be increased through the reinforcement steel bars to prevent the top cover from bending or breaking, increasing the safety of the top cover; through the threaded block and the receiving nut, the rod shape of the top cover is facilitated, and at the same time, the fixation after the top cover is installed is ensured. Through the upper heat-resistant steel plate and the lower heat-resistant steel plate, the sealing of the top cover frame can be ensured, facilitating the use of the top cover frame. Through the first receiving steel plate and the second receiving steel plate, the upper heat-resistant steel plate and the lower heat-resistant steel plate can be fixed.

[0004] The upper heat-resistant steel plate and the lower heat-resistant steel plate in the above-mentioned machine cover are connected to the top cover frame by welding. Although the connection by welding is relatively firm, the heat-resistant steel plate cannot be disassembled. When the steel plate or the top cover frame is damaged, the operator cannot perform targeted replacement, so there are certain limitations. Content of the Utility Model

[0005] The purpose of the utility model is to provide a new type of grate cooler top cover to solve the problems put forward in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A new type of grate cooler top cover, including a top cover frame, an upper heat-resistant steel plate and a lower heat-resistant steel plate. The upper heat-resistant steel plate is slidably connected to the top of the top cover frame, and the upper heat-resistant steel plate is distributed on the left and right sides of the top of the top cover frame. The lower heat-resistant steel plate is slidably connected to the bottom of the top cover frame, and the lower heat-resistant steel plate is distributed on the left and right sides of the bottom of the top cover frame. A connection component is arranged on the outer wall of the top cover frame, and a stabilizing component is arranged outside the top cover frame. The stabilizing component is distributed at the bottom of the upper heat-resistant steel plate and the top of the lower heat-resistant steel plate.

[0007] The connection component is composed of a fixing unit and a limiting unit. The fixing unit is distributed on the outer walls of the upper heat-resistant steel plate and the lower heat-resistant steel plate, and the limiting unit is located at the top of the outer wall of the top cover frame.

[0008] Preferably, the fixing unit includes a first bent rod, a second bent rod, a first sealing gasket, a convex rod, an inner frame, a connecting plate, a second sealing gasket, and an air extraction pipe. The first bent rod is disposed outside the top cover frame, the second bent rod is disposed outside the top cover frame, the first sealing gasket is fixedly connected to the outer wall of the first bent rod, the convex rod is fixedly connected to the outer wall of the first sealing gasket, the inner frame is installed inside the second bent rod, the connecting plate is fixedly connected to the outer wall of the inner frame, the second sealing gasket is fixedly connected to the outer wall of the second bent rod, and the air extraction pipe is fixedly connected to the outer wall of the second bent rod.

[0009] Preferably, both the first bent rod and the second bent rod are slidably connected to the outer walls of the upper heat-resistant steel plate and the lower heat-resistant steel plate. The installation of the first bent rod and the second bent rod can be completed by sliding. The outer wall of the convex rod is slidably connected to the inner wall of the inner frame, and the inner frame can support the convex rod. The side of the connecting plate away from the inner frame is fixedly connected to the inner wall of the second bent rod, and the connecting plate can support the inner frame. The first sealing gasket abuts against the second sealing gasket. The air extraction pipe is communicated with the inside of the second bent rod, and the air extraction pipe is communicated with an external air pump.

[0010] Preferably, the limiting unit includes a limiting rod, and the limiting rod is disposed inside the upper heat-resistant steel plate. An inner groove is formed inside the upper heat-resistant steel plate.

[0011] Preferably, the outer wall of the limiting rod is fixedly connected to the top of the outer wall of the top cover frame, and the outer wall of the limiting rod is slidably connected to the inner wall of the inner groove. The upper heat-resistant steel plate can be moved by sliding, so that the limiting rod is inserted into the inner groove.

[0012] Preferably, the stabilizing assembly includes a cylinder, a threaded rod, and a sleeve. The cylinder is disposed outside the top cover frame, the threaded rod is fixedly connected to one end of the cylinder, and the sleeve is sleeved on the outer wall of the threaded rod.

[0013] Preferably, the cylinders are distributed at the bottom of the upper heat-resistant steel plate and the top of the lower heat-resistant steel plate. The inner wall of the sleeve is adapted to the outer wall of the threaded rod. The sleeve can be moved by rotating, so as to complete the connection between the upper heat-resistant steel plate and the lower heat-resistant steel plate.

[0014] The utility model provides a new type of grate cooler top cover, and the new type of grate cooler top cover has the following beneficial effects:

[0015] 1. For the new type of grate cooler top cover, by providing the first bent rod and the second bent rod, sliding the first bent rod and the second bent rod, so that the two first bent rods and the two second bent rods are respectively inserted into the outer walls of the two upper heat-resistant steel plates and the outer walls of the two lower heat-resistant steel plates. At this time, by pumping out the air inside the second bent rod, negative pressure is generated inside the second bent rod, thereby completing the fixation of the first bent rod. At this time, the two upper heat-resistant steel plates and the two lower heat-resistant steel plates are respectively fixed.

[0016] 2. For the top cover of this new type of grate cooler, by setting threaded posts and sleeves, when installing the upper heat-resistant steel plate and the lower heat-resistant steel plate, the corresponding threaded posts will come into abutment. At this time, by rotating the sleeve, the sleeve is moved to the outer walls of the two threaded posts, thus completing the connection between the two threaded posts. The operation is simple and convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a three-dimensional schematic diagram of the overall structure of the present utility model;

[0018] Figure 2 is a partially separated schematic diagram of the connection component structure of the present utility model;

[0019] Figure 3 is a partially separated schematic diagram of the internal structure of the connection component of the present utility model;

[0020] Figure 4 is a schematic diagram of the internal structure of the upper heat-resistant steel plate of the present utility model.

[0021] In the figure: 1. Top cover frame; 2. Upper heat-resistant steel plate; 3. Lower heat-resistant steel plate; 4. Connection component; 401. First bent rod; 402. Second bent rod; 403. First sealing gasket; 404. Convex rod; 405. Inner frame; 406. Connecting plate; 407. Second sealing gasket; 408. Exhaust pipe; 409. Limiting rod; 410. Inner groove; 5. Stabilizing component; 501. Cylinder; 502. Threaded post; 503. Sleeve. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] As Figures 1-4 shown, the present utility model provides a technical solution: a new type of grate cooler top cover, including a top cover frame 1, an upper heat-resistant steel plate 2 and a lower heat-resistant steel plate 3. The upper heat-resistant steel plate 2 is slidably connected to the top of the top cover frame 1, and the upper heat-resistant steel plate 2 is distributed on the left and right sides of the top of the top cover frame 1. The lower heat-resistant steel plate 3 is slidably connected to the bottom of the top cover frame 1, and the lower heat-resistant steel plate 3 is distributed on the left and right sides of the bottom of the top cover frame 1. A connection component 4 is arranged on the outer wall of the top cover frame 1. The connection component 4 is composed of a fixing unit and a limiting unit. The fixing unit is distributed on the outer walls of the upper heat-resistant steel plate 2 and the lower heat-resistant steel plate 3, and the limiting unit is located at the top of the outer wall of the top cover frame 1. A stabilizing component 5 is arranged outside the top cover frame 1, and the stabilizing component 5 is distributed on the bottom of the upper heat-resistant steel plate 2 and the top of the lower heat-resistant steel plate 3.

[0023] The fixing unit includes a first bent rod 401, a second bent rod 402, a first gasket 403, a convex rod 404, an inner frame 405, a connecting plate 406, a second gasket 407 and an exhaust pipe 408. The first bent rod 401 is arranged outside the top cover frame 1, and the second bent rod 402 is arranged outside the top cover frame 1. Both the first bent rod 401 and the second bent rod 402 are slidably connected to the outer walls of the upper heat-resistant steel plate 2 and the lower heat-resistant steel plate 3. The installation of the first bent rod 401 and the second bent rod 402 can be completed by sliding. The first gasket 403 is fixedly connected to the outer wall of the first bent rod 401, and the convex rod 404 is fixedly connected to the outer wall of the first gasket 403. The inner frame 405 is installed inside the second bent rod 402, and the outer wall of the convex rod 404 is slidably connected to the inner wall of the inner frame 405. The inner frame 405 can support the convex rod 404. The connecting plate 406 is fixedly connected to the outer wall of the inner frame 405, and one side of the connecting plate 406 away from the inner frame 405 is fixedly connected to the inner wall of the second bent rod 402. The connecting plate 406 can support the inner frame 405. The second gasket 407 is fixedly connected to the outer wall of the second bent rod 402, and the first gasket 403 abuts against the second gasket 407. The exhaust pipe 408 is communicated with the inside of the second bent rod 402, and the exhaust pipe 408 is fixedly connected to the outer wall of the second bent rod 402. The exhaust pipe 408 is communicated with an external air pump.

[0024] The limiting unit includes a limiting rod 409. The limiting rod 409 is arranged inside the upper heat-resistant steel plate 2, and the outer wall of the limiting rod 409 is fixedly connected to the top of the outer wall of the top cover frame 1. An inner groove 410 is opened inside the upper heat-resistant steel plate 2, and the outer wall of the limiting rod 409 is slidably connected to the inner wall of the inner groove 410. The upper heat-resistant steel plate 2 can be moved by sliding, so that the limiting rod 409 is inserted into the inner groove 410.

[0025] By providing the first bent rod 401 and the second bent rod 402, sliding the first bent rod 401 and the second bent rod 402, so that the two first bent rods 401 and the two second bent rods 402 are respectively inserted into the outer walls of the two upper heat-resistant steel plates 2 and the outer walls of the two lower heat-resistant steel plates 3. At this time, by pumping out the air inside the second bent rod 402, a negative pressure is generated inside the second bent rod 402, thereby completing the fixation of the first bent rod 401. At this time, the two upper heat-resistant steel plates 2 and the two lower heat-resistant steel plates 3 are respectively fixed.

[0026] The stabilizing assembly 5 includes a cylinder 501, a threaded column 502 and a sleeve 503. The cylinder 501 is arranged outside the top cover frame 1, and the cylinder 501 is distributed at the bottom of the upper heat-resistant steel plate 2 and the top of the lower heat-resistant steel plate 3. The threaded column 502 is fixedly connected to one end of the cylinder 501, and the sleeve 503 is sleeved on the outer wall of the threaded column 502. The inner wall of the sleeve 503 is adapted to the outer wall of the threaded column 502. The sleeve 503 can be moved by rotating, thereby completing the connection between the upper heat-resistant steel plate 2 and the lower heat-resistant steel plate 3.

[0027] By setting the threaded posts 502 and the sleeves 503, when the upper heat-resistant steel plate 2 and the lower heat-resistant steel plate 3 are installed, the corresponding threaded posts 502 will come into abutment. At this time, by rotating the sleeves 503, the sleeves 503 are moved to the outer walls of the threaded posts 502 on both sides, thus completing the connection between the threaded posts 502 on both sides, and the operation is simple and convenient.

[0028] During installation, the two upper heat-resistant steel plates 2 and the two lower heat-resistant steel plates 3 are moved by sliding, so that the two threaded posts 502 are in abutment. Subsequently, the sleeves 503 are moved by rotating, so that the sleeves 503 move under the action of the threads and move to the outer walls of the two threaded posts 502, thus completing the connection between the upper heat-resistant steel plate 2 and the lower heat-resistant steel plate 3. Subsequently, the two first bent rods 401 and the two second bent rods 402 are respectively moved by sliding, so that the convex rod 404 penetrates through the second bent rod 402 and extends into the inner frame 405 until the first sealing gasket 403 and the second sealing gasket 407 are in abutment. Then, the input pipe of the air pump is connected to the air extraction pipe 408, and the air pump is started, so as to extract the air inside the second bent rod 402 to generate negative pressure, thus completing the fixation of the first bent rod 401. At this time, the limiting between the corresponding heat-resistant steel plates is completed.

Claims

1. A new type of top cover for a grate cooler, comprising a top cover frame (1), an upper heat-resistant steel plate (2) and a lower heat-resistant steel plate (3). The upper heat-resistant steel plate (2) is slidably connected to the top of the top cover frame (1), and the lower heat-resistant steel plate (3) is slidably connected to the bottom of the top cover frame (1). It is characterized in that: A connecting component (4) is provided on the outer wall of the top cover frame (1), and a stabilizing component (5) is provided outside the top cover frame (1). The stabilizing component (5) is distributed at the bottom of the upper heat-resistant steel plate (2) and the top of the lower heat-resistant steel plate (3). The connecting component (4) consists of a fixing unit and a limiting unit. The fixing unit is distributed on the outer walls of the upper heat-resistant steel plate (2) and the lower heat-resistant steel plate (3), and the limiting unit is located at the top of the outer wall of the top cover frame (1).

2. The novel top cover of the grate cooler according to claim 1, wherein: The fixing unit includes a first bent rod (401), a second bent rod (402), a first sealing pad (403), a convex rod (404), an inner frame (405), a connecting plate (406), a second sealing pad (407), and an air extraction pipe (408). The first bent rod (401) is arranged outside the top cover frame (1), the second bent rod (402) is arranged outside the top cover frame (1), the first sealing pad (403) is fixedly connected to the outer wall of the first bent rod (401), the convex rod (404) is fixedly connected to the outer wall of the first sealing pad (403), the inner frame (405) is installed inside the second bent rod (402), the connecting plate (406) is fixedly connected to the outer wall of the inner frame (405), the second sealing pad (407) is fixedly connected to the outer wall of the second bent rod (402), and the air extraction pipe (408) is fixedly connected to the outer wall of the second bent rod (402).

3. The novel top cover of the grate cooler according to claim 2, characterized in that: Both the first bent rod (401) and the second bent rod (402) are slidably connected to the outer walls of the upper heat-resistant steel plate (2) and the lower heat-resistant steel plate (3). The outer wall of the convex rod (404) is slidably connected to the inner wall of the inner frame (405). The side of the connecting plate (406) away from the inner frame (405) is fixedly connected to the inner wall of the second bent rod (402). The first sealing pad (403) abuts against the second sealing pad (407). The air extraction pipe (408) communicates with the inside of the second bent rod (402), and the air extraction pipe (408) communicates with an external air pump.

4. A novel top cover of a grate cooler according to claim 1, characterized in that: The limiting unit includes a limiting rod (409). The limiting rod (409) is arranged inside the upper heat-resistant steel plate (2), and an inner groove (410) is formed inside the upper heat-resistant steel plate (2).

5. A novel top cover of a grate cooler according to claim 4, characterized in that: The outer wall of the limiting rod (409) is fixedly connected to the top of the outer wall of the top cover frame (1), and the outer wall of the limiting rod (409) is slidably connected to the inner wall of the inner groove (410).

6. The novel top cover of the grate cooler according to claim 1, wherein: The stabilizing component (5) includes a cylinder (501), a threaded column (502), and a sleeve (503). The cylinder (501) is arranged outside the top cover frame (1), the threaded column (502) is fixedly connected to one end of the cylinder (501), and the sleeve (503) is sleeved on the outer wall of the threaded column (502).

7. A novel top cover of a grate cooler according to claim 6, characterized in that: The cylinder (501) is distributed at the bottom of the upper heat-resistant steel plate (2) and the top of the lower heat-resistant steel plate (3), and the inner wall of the sleeve (503) is adapted to the outer wall of the threaded column (502).

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