High-temperature material blocking valve

Abstract

The utility model discloses a high-temperature material blocking valve which comprises a body, an inner pipe, a material blocking plate, a driving rotating shaft, an inlet rotating connector, a rotating shaft and an outlet rotating connector. The body comprises a containing cavity, and the driving rotating shaft and the rotating shaft are inserted into the two opposite side portions of the containing cavity of the body respectively. The inner end of the driving rotating shaft and the inner end of the rotating shaft extend into the containing cavity and are connected with the two ends of the striker plate in a sleeved mode respectively, a shaft hole of the driving rotating shaft, an inner cavity of the striker plate and a shaft hole of the rotating shaft are communicated, the outer end of the driving rotating shaft is connected with the inlet rotating connector, and the outer end of the rotating shaft is connected with the outlet rotating connector. An inlet of the annular flow channel is communicated with the outlet rotary connector, an outlet of the annular flow channel is communicated with an inlet of the inner pipe, an annular channel is arranged between the inlet and the outlet of the inner pipe, the outlet of the inner pipe is connected with a safety valve, and a drainage valve pipeline is communicated with a pipeline where the inlet of the annular flow channel is communicated with the outlet rotary connector.

Description

Technical Field

[0001] The utility model relates to a high-temperature material blocking valve. Background Art

[0002] The traditional material-blocking valve is limited by the material, and its performance deteriorates under high temperature conditions, and it cannot withstand high temperature and fails. This leads to the failure of the material-blocking valve. Water cooling of high-temperature equipment is the key. The existing material-blocking valve is designed with parallel water circuits. If there is a problem with one water circuit, it will not be detected, and overheating will occur to damage the seal (referring to the shaft seal and the joint seal between the inner tube and the body). Utility Model Content

[0003] The utility model aims to provide a high-temperature material blocking valve, which can better protect its sealing effect through a series water channel.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A high-temperature material blocking valve, characterized in that it includes a main body, an inner tube and a material blocking plate, a driving rotating shaft, an inlet rotating joint, a rotating shaft and an outlet rotating joint. The main body includes a accommodating chamber, and the driving rotating shaft and the rotating shaft are respectively inserted into the opposite side parts of the accommodating chamber of the main body, the inner ends of the driving rotating shaft and the rotating shaft extend into the accommodating chamber and are respectively sleeved on the two ends of the material blocking plate, the axial hole of the driving rotating shaft, the inner cavity of the material blocking plate and the axial hole of the rotating shaft are connected, the inlet rotating joint is connected at the outer end of the driving rotating shaft, and the outlet rotating joint is connected at the outer end of the rotating shaft, the main body is provided with an annular flow channel, the inlet of the annular flow channel is connected with the outlet rotating joint, the outlet of the annular flow channel is connected with the inlet of the inner tube, the inlet and outlet of the inner tube are annular, the outlet of the inner tube is connected to the safety valve, and the drain valve pipeline is connected to the pipeline connected with the inlet of the annular flow channel and the outlet rotating joint.

[0006] The driving rotating shaft is connected to a driving device.

[0007] The driving rotating shaft and the rotating shaft are installed on the main body through a supporting sleeve, and a sleeve and a sealing ring are installed between the supporting sleeve and the corresponding driving rotating shaft and the rotating shaft. A high-pressure cold air chamber is provided on the side wall of the supporting sleeve, and an air outlet gap annular seam communicating with the atmosphere is provided between the inner side wall of the inner end of the sleeve and the corresponding driving rotating shaft and the rotating shaft, and the air outlet gap annular seam is communicated with the high-pressure cold air chamber.

[0008] The inner tube is T-shaped, and the lower opening of the feed pipe of the inner tube corresponds to the baffle plate.

[0009] The inner tube is connected with the body by bolts.

[0010] The beneficial effects of the utility model are: improved water cooling series water circuit with large pipe diameter. The inlet has flow detection and adjustment, the outlet water temperature detection and safety valve, which can detect the water flow and water temperature changes of the valve at any time. The water supply sequence is driving the rotating shaft, the baffle plate, the rotating shaft, the main body, and the inner tube. The lowest point has a drain valve for drainage in winter in the north. The baffle plate is provided with an inner cavity, so that the water circuit can be connected to the left and right, and the sealing effect of the high-temperature baffle valve can be better protected. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiment of the utility model, the embodiment will be described below in conjunction with the accompanying drawings.

[0012] Figure 1 It is a structural schematic diagram of the utility model.

[0013] Figure 2 It is a schematic diagram of the side structure of the utility model from another viewing angle.

[0014] Figure 3 It is a schematic diagram showing the structure of the air gap annular seam. DETAILED DESCRIPTION

[0015] The following examples are merely used to illustrate possible implementations of the present invention, but are not intended to limit the scope of protection of the present invention, so it is necessary to make it clear in advance.

[0016] like Figures 1 to 3As shown, a high-temperature material blocking valve of the utility model comprises a body 1, an inner tube 2 and a material blocking plate 3, a driving rotary shaft 4, an inlet rotary joint 5, a rotary shaft 6 and an outlet rotary joint 7. The body 1 comprises an accommodating chamber 11, and the driving rotary shaft 4 and the rotary shaft 6 are respectively inserted on the body on opposite sides of the accommodating chamber 11, and the inner ends of the driving rotary shaft 4 and the rotary shaft 6 extend into the accommodating chamber and respectively sleeve the two ends of the material blocking plate 3, and the shaft hole of the driving rotary shaft 4, the inner cavity of the material blocking plate 3 and the shaft hole of the rotary shaft 6 are connected, and the inlet rotary joint is connected at the outer end of the driving rotary shaft, and the outlet rotary joint 7 is connected at the outer end of the rotary shaft 6, and the body 1 is provided with an annular flow channel, and the inlet 121 of the annular flow channel 12 is connected with the outlet rotary joint 7, and the outlet 122 of the annular flow channel 12 is connected with the inlet of the inner tube, and the inlet and outlet of the inner tube 2 are annular channels 21, and the outlet of the inner tube is connected with a safety valve, and the pipeline where the inlet of the annular flow channel is connected with the outlet rotary joint is connected with a drain valve pipeline. An improved large-diameter water-cooled series water circuit is adopted, with a flow detection device and a regulating valve at the inlet, and a water temperature detection device and a safety valve at the outlet, which can detect the water temperature change of the water flow in the valve at any time. The water supply sequence is the baffle plate, the main body, and the inner pipe. There is a drain valve 20 at the lowest point for drainage in the winter in the north. The baffle plate is provided with an inner cavity, and the water circuit can be connected to the left and right. The driving rotating shaft and the rotating shaft are installed on the main body 1 through a support sleeve 13, and a sleeve and a sealing ring are installed between the support sleeve 13 and the corresponding driving rotating shaft and the rotating shaft. A high-pressure cold air chamber 10 is provided on the side wall of the support sleeve, and an air outlet gap annular seam 10A communicating with the atmosphere is provided between the inner side wall of the inner end of the sleeve and the corresponding driving rotating shaft and the rotating shaft, and the air outlet gap annular seam 10A is connected to the high-pressure cold air chamber 10. Hot air is flowing, and water cooling alone cannot completely protect the seal, so high-pressure cold air is added for air sealing and heat insulation.

[0017] The driving rotating shaft is connected to the driving device 8. The inner tube is T-shaped, and the lower opening of the feed pipe of the inner tube corresponds to the baffle plate. The inner tube is sealed and connected with the body bolts.

[0018] The utility model improves the water-cooled series water circuit with large pipe diameter. The inlet has flow detection and adjustment, the outlet water temperature detection and safety valve, which can detect the water flow and water temperature changes of the valve at any time. The water supply sequence is driving the rotating shaft, the baffle plate, the rotating shaft, the main body, and the inner pipe. The lowest point has a drain valve for shutting down and draining in winter in the north. The baffle plate is provided with an inner cavity so that the water circuit can be connected to the left and right, which better protects the sealing effect of the high-temperature baffle valve.

Claims

1. A high temperature material stop valve, characterized in that: The invention comprises a main body, an inner tube and a material baffle plate, a driving rotating shaft, an inlet rotating joint, a rotating shaft and an outlet rotating joint. The main body comprises an accommodating chamber, and the driving rotating shaft and the rotating shaft are respectively inserted into the opposite side parts of the accommodating chamber of the main body, the inner ends of the driving rotating shaft and the rotating shaft extend into the accommodating chamber and are respectively sleeved on the two ends of the material baffle plate, the axial hole of the driving rotating shaft, the inner cavity of the material baffle plate and the axial hole of the rotating shaft are connected, the inlet rotating joint is connected at the outer end of the driving rotating shaft, and the outlet rotating joint is connected at the outer end of the rotating shaft, the main body is provided with an annular flow channel, the inlet of the annular flow channel is connected with the outlet rotating joint, the outlet of the annular flow channel is connected with the inlet of the inner tube, an annular channel is formed between the inlet and the outlet of the inner tube, the outlet of the inner tube is connected with a safety valve, and the pipeline connected with the inlet of the annular flow channel and the outlet rotating joint is connected with a drain valve pipeline.

2. A high temperature material stop valve according to claim 1, characterized in that: The driving rotating shaft is connected to a driving device.

3. A high temperature material stop valve according to claim 1 or 2, characterized in that: The driving rotating shaft and the rotating shaft are installed on the main body through a supporting sleeve, and a sleeve and a sealing ring are installed between the supporting sleeve and the corresponding driving rotating shaft and the rotating shaft. A high-pressure cold air chamber is provided on the side wall of the supporting sleeve, and an air outlet gap annular seam communicating with the atmosphere is provided between the inner side wall of the inner end of the sleeve and the corresponding driving rotating shaft and the rotating shaft, and the air outlet gap annular seam is communicated with the high-pressure cold air chamber.

4. A high temperature material stop valve according to claim 1, characterized in that: The inner tube is T-shaped, and the lower opening of the feed pipe of the inner tube corresponds to the baffle plate.

5. The high temperature material stop valve according to claim 1, characterized in that: The inner tube is connected with the body by bolts.

Images