Fluororubber valve seat with high thermal insulation property

Abstract

The utility model relates to the technical field of valve seats, in particular to a fluororubber valve seat with high thermal insulation performance, which comprises a main steel ring, a thermal insulation mechanism is mounted on the outer wall of the main steel ring, and the thermal insulation mechanism is formed by combining a fluororubber valve seat body, a locking bolt, a bolt groove, a hexagon nut, an inserting groove and an inserting ring. A plurality of sets of symmetrical hexagon nuts are connected to the two ends of the fluororubber valve seat body in an embedded mode, a plurality of sets of symmetrical bolt grooves are formed in the outer wall of the main steel ring, the locking bolts penetrate through the bolt grooves and are in threaded connection with the hexagon nuts, and inserting grooves are formed in the two ends of the fluororubber valve seat body. An inserting ring is welded to the outer wall of the main steel ring and located in the inserting groove, and the connecting mode of the auxiliary steel ring and the fluororubber valve seat body is the same as the connecting mode of the main steel ring and the fluororubber valve seat body, so that the two ends of the fluororubber valve seat body are protected, the service life of the fluororubber valve seat is prolonged, and the replacement frequency is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve seat technical field, concretely relates to fluorine glue valve seat with high temperature insulation. BACKGROUND

[0002] The purpose of the valve seat is to support the full closing position of the valve core and form a sealing pair. The valve seat is a detachable face part inside the valve, and its main function is to support the full closing position of the valve core and form a sealing pair with the valve core. The design and material selection of the valve seat are crucial to ensuring the sealing performance and fluid control of the valve.

[0003] In order to effectively insulate the medium when the valve body is conveying the medium, fluorine glue valve seat is usually used. However, the long-term friction between the valve core and the fluorine glue valve seat during use can easily reduce the sealing performance of the fluorine glue valve seat, which needs to be replaced, thereby increasing the use cost of the fluorine glue valve core. Therefore, we propose a fluorine glue valve seat with high temperature insulation to facilitate the protection of the fluorine glue valve seat. SUMMARY

[0004] In view of the problems in the prior art, the utility model provides a fluorine glue valve seat with high temperature insulation.

[0005] The utility model adopts the technical scheme that a fluorine glue valve seat with high temperature insulation comprises a main steel ring, a heat insulation mechanism is installed at the outer wall of the main steel ring, the heat insulation mechanism is composed of a fluorine glue valve seat body, locking bolts, bolt grooves, hexagonal nuts, insertion grooves and insertion rings, a plurality of groups of symmetrical hexagonal nuts are embeddedly connected at both ends of the fluorine glue valve seat body, a plurality of groups of symmetrical bolt grooves are formed at the outer wall of the main steel ring, the locking bolts penetrate the bolt grooves, the locking bolts are threadedly connected with the hexagonal nuts, the insertion grooves are formed at both ends of the fluorine glue valve seat body, the insertion rings are welded at the outer wall of the main steel ring, and the insertion rings are located in the insertion grooves.

[0006] When the fluorine glue valve seat is protected, the heat insulation mechanism is installed at the outer wall of the main steel ring, the heat insulation mechanism is composed of the fluorine glue valve seat body, the locking bolts, the bolt grooves, the hexagonal nuts, the insertion grooves and the insertion rings, a plurality of groups of symmetrical hexagonal nuts are embeddedly connected at both ends of the fluorine glue valve seat body, the locking bolts are penetrated through the bolt grooves of the main steel ring, the locking bolts are threadedly connected with the hexagonal nuts, the insertion rings are welded at the outer wall of the main steel ring, the insertion grooves are formed at both ends of the fluorine glue valve seat body, the insertion rings are inserted into the insertion grooves, the main steel ring is fixed at one end of the fluorine glue valve seat body through the thread connection between the locking bolts and the hexagonal nuts, the connection mode of the auxiliary steel ring and the fluorine glue valve seat body is the same as that of the main steel ring and the fluorine glue valve seat body, the two ends of the fluorine glue valve seat body are protected, the service life of the fluorine glue valve seat is prolonged, and the replacement frequency is reduced.

[0007] Specifically, the sealing mechanism is installed on the outer wall of the main steel ring.

[0008] By adopting the above technical scheme, the sealing mechanism can increase the sealing between the main steel ring and the valve core.

[0009] Specifically, the sealing mechanism is composed of an inner ring, a threaded hole, a sealing bolt, a flared disc and a sealing ring, the inner ring is connected to the inner ring through the sealing bolt, the inner ring is provided with a threaded hole, the sealing bolt is screwed with the threaded hole, the outer wall of the inner ring is welded with the flared disc, and the outer wall of the flared disc is sleeved with the sealing ring.

[0010] By adopting the above technical scheme, when the contact sealing between the main steel ring and the valve core is increased, the sealing mechanism is installed on the outer wall of the main steel ring, the sealing mechanism is composed of an inner ring, a threaded hole, a sealing bolt, a flared disc and a sealing ring, the sealing bolt is penetrated through the inner ring, the sealing bolt is screwed with the threaded hole of the inner ring, the inner ring is fixed, the outer wall of the inner ring is welded with the flared disc, the outer wall of the flared disc is sleeved with the sealing ring, the valve core is in contact with the sealing ring, and the sealing between the main steel ring and the valve core is increased.

[0011] Specifically, the other end of the fluorine rubber valve seat body is connected with a secondary steel ring.

[0012] By adopting the above technical scheme, the other end of the fluorine rubber valve seat body is protected by the secondary steel ring.

[0013] Specifically, the connection mode of the secondary steel ring and the fluorine rubber valve seat body is the same as that of the main steel ring and the fluorine rubber valve seat body.

[0014] By adopting the above technical scheme, the fluorine rubber valve seat body is fixed.

[0015] The beneficial effects of the utility model are as follows:

[0016] (1) The fluorine rubber valve seat with high temperature insulation property, when protecting the fluorine rubber valve seat, the outer wall of the main steel ring is provided with a heat insulation mechanism, the heat insulation mechanism is composed of a fluorine rubber valve seat body, locking bolts, bolt grooves, hexagonal nuts, insertion grooves and insertion rings, a plurality of groups of symmetrical hexagonal nuts are embeddedly connected to the two ends of the fluorine rubber valve seat body, after the locking bolts are penetrated through the bolt grooves of the main steel ring, the locking bolts are threadedly connected with the hexagonal nuts, the insertion rings are welded to the outer wall of the main steel ring, the insertion grooves are formed in the two ends of the fluorine rubber valve seat body, after the insertion rings are inserted into the insertion grooves, the locking bolts are threadedly connected with the hexagonal nuts, the main steel ring is fixed to one end of the fluorine rubber valve seat body, the connection mode of the auxiliary steel ring and the fluorine rubber valve seat body is same as that of the main steel ring and the fluorine rubber valve seat body, the two ends of the fluorine rubber valve seat body are protected, the service life of the fluorine rubber valve seat is prolonged, and the replacement frequency is reduced.

[0017] (2) The fluorine rubber valve seat with high temperature insulation property, when increasing the contact sealing property between the main steel ring and the valve core, the outer wall of the main steel ring is provided with a sealing mechanism, the sealing mechanism is composed of an inner ring, threaded holes, sealing bolts, trumpet discs and sealing rings, after the sealing bolts are penetrated through the inner ring, the sealing bolts are threadedly connected with the threaded holes in the inner circle of the main steel ring, the inner ring is fixed, the trumpet discs are welded to the outer wall of the inner ring, the sealing rings are connected to the outer wall of the trumpet discs in a sleeved mode, and the valve core is in contact with the sealing ring to be sealed, and the sealing property between the main steel ring and the valve core is increased. BRIEF DESCRIPTION OF DRAWINGS

[0018] The utility model is further explained in connection with the drawings and examples.

[0019] Figure 1 It is the main body diagram of the utility model;

[0020] Figure 2 It is the heat insulation mechanism structure schematic view of the utility model;

[0021] Figure 3 It is the sealing mechanism structure schematic view of the utility model;

[0022] In the drawing: 1, main steel ring;2, sealing mechanism;201, inner ring;202, threaded hole;203, sealing bolt;204, trumpet disc;205, sealing ring;3, heat insulation mechanism;301, fluorine rubber valve seat body;302, locking bolt;303, bolt groove;304, hexagonal nut;305, insertion groove. 306, insertion ring;4, auxiliary steel ring. DETAILED DESCRIPTION

[0023] In order to make the technical means, creation characteristics, achieve purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0024] As an embodiment of the utility model, as shown in Figure 1 、 Figure 2 and Figure 3 , the utility model discloses a fluorine rubber valve seat with high temperature insulation, comprising a main steel ring 1, the outer wall of the main steel ring 1 is provided with a heat insulation mechanism 3, the heat insulation mechanism 3 is composed of a fluorine rubber valve seat body 301, locking bolts 302, bolt grooves 303, hexagonal nuts 304, insertion grooves 305 and insertion rings 306, a plurality of groups of symmetrical hexagonal nuts 304 are inlaidly connected to the two ends of the fluorine rubber valve seat body 301, a plurality of groups of symmetrical bolt grooves 303 are formed in the outer wall of the main steel ring 1, the locking bolts 302 penetrate the bolt grooves 303, the locking bolts 302 are in threaded connection with the hexagonal nuts 304, the two ends of the fluorine rubber valve seat body 301 are provided with the insertion grooves 305, the insertion rings 306 are welded to the outer wall of the main steel ring 1, and the insertion rings 306 are located in the insertion grooves 305.

[0025] When the fluorine rubber valve seat is protected, the heat insulation mechanism 3 is installed at the outer wall of the main steel ring 1, the heat insulation mechanism 3 is composed of the fluorine rubber valve seat body 301, the locking bolts 302, the bolt grooves 303, the hexagonal nuts 304, the insertion grooves 305 and the insertion rings 306, a plurality of groups of symmetrical hexagonal nuts 304 are inlaidly connected to the two ends of the fluorine rubber valve seat body 301, the locking bolts 302 penetrate the bolt grooves 303 of the main steel ring 1, so that the locking bolts 302 are in threaded connection with the hexagonal nuts 304, the insertion rings 306 are inserted into the insertion grooves 305, and the locking bolts 302 are in threaded connection with the hexagonal nuts 304, so that the main steel ring 1 is fixed to one end of the fluorine rubber valve seat body 301, the connection mode of the auxiliary steel ring 4 and the fluorine rubber valve seat body 301 is same as that of the main steel ring 1 and the fluorine rubber valve seat body 301, thereby protecting the two ends of the fluorine rubber valve seat body 301, increasing the service life of the fluorine rubber valve seat and reducing the replacement frequency.

[0026] As shown in Figure 1 , it further comprises a sealing mechanism 2, and the outer wall of the main steel ring 1 is provided with the sealing mechanism 2.

[0027] In use, the sealing mechanism 2 can increase the sealing property between the main steel ring 1 and the valve core.

[0028] As shown in Figure 1 and Figure 3As shown, the sealing mechanism 2 is composed of an inner ring 201, a threaded hole 202, a sealing bolt 203, a flared disc 204 and a sealing ring 205, the inner wall of the main steel ring 1 is connected with the ring wall of the inner ring 201 through the sealing bolt 203, the inner wall of the main steel ring 1 is provided with the threaded hole 202, the sealing bolt 203 is screwed with the threaded hole 202, the outer wall of the inner ring 201 is welded with the flared disc 204, and the outer wall of the flared disc 204 is sleeved with the sealing ring 205.

[0029] In use, the contact sealing between the main steel ring 1 and the valve core is increased, because the outer wall of the main steel ring 1 is provided with the sealing mechanism 2, the sealing mechanism 2 is composed of the inner ring 201, the threaded hole 202, the sealing bolt 203, the flared disc 204 and the sealing ring 205, the sealing bolt 203 is penetrated through the inner ring 201, the sealing bolt 203 is screwed with the threaded hole 202 of the inner wall of the main steel ring 1, the inner ring 201 is fixed, the outer wall of the inner ring 201 is welded with the flared disc 204, the outer wall of the flared disc 204 is sleeved with the sealing ring 205, the valve core is contacted with the sealing ring 205 and sealed, and the sealing between the main steel ring 1 and the valve core is increased.

[0030] As shown in the Figure 1 The other end of the fluorine rubber valve seat body 301 is connected with a secondary steel ring 4.

[0031] In use, the other end of the fluorine rubber valve seat body 301 is protected by the secondary steel ring 4.

[0032] As shown in the Figure 2 The connection mode of the secondary steel ring 4 and the fluorine rubber valve seat body 301 is the same as the connection mode of the main steel ring 1 and the fluorine rubber valve seat body 301.

[0033] In use, the fluorine rubber valve seat body 301 is fixed.

[0034] The utility model discloses a main steel ring 1's outer wall place installs heat -insulating mechanism 3, and heat -insulating mechanism 3 is by fluorine glue valve seat main body 301, locking bolt 302, bolt groove 303, hexagon nut 304, slot 305 and insert ring 306 combination constitutes, because the both ends of fluorine glue valve seat main body 301 are inlayed and are connected with several groups of symmetrical hexagon nut 304, personnel makes locking bolt 302 after the bolt groove 303 of main steel ring 1 place is penetrated, make locking bolt 302 with hexagon nut 304 carry out the thread connection, because the outer wall of main steel ring 1 is welded with insert ring 306, and the both ends of fluorine glue valve seat main body 301 are provided with slot 305, after insert ring 306 is inserted into the slot 305, after the thread connection of locking bolt 302 and hexagon nut 304, realize the main steel ring 1 is fixed in the one end of fluorine glue valve seat main body 301, because the connecting mode of auxiliary steel ring 4 and fluorine glue valve seat main body 301 is same with the connecting mode of main steel ring 1 and fluorine glue valve seat main body 301, thereby realize the protection of the both ends of fluorine glue valve seat main body 301, increase the service life of fluorine glue valve seat, reduce the replacement frequency, increase the contact sealing property between main steel ring 1 and valve core, because the outer wall of main steel ring 1 installs sealing mechanism 2, sealing mechanism 2 is by inner ring 201, screw hole 202, sealing bolt 203, trumpet disc 204 and sealing ring 205 combination constitutes, personnel makes sealing bolt 203 after the inner ring 201 is penetrated, make sealing bolt 203 with the screw hole 202 of main steel ring 1 inner ring place carry out the thread connection, realize the fixation of inner ring 201, because the outer wall of inner ring 201 is welded with trumpet disc 204, and the outer wall of trumpet disc 204 is connected with sealing ring 205 with sleeve joint, thereby the sealing of valve core and sealing ring 205 contact, increase the sealing property between main steel ring 1 and valve core.

[0035] The basic principle, main features and advantages of the utility model are shown and described above. The skilled in the art should understand that the utility model is not limited by the above examples, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model can also have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A fluororubber valve seat with high thermal insulation, characterized by: The invention comprises a main steel ring (1), wherein a heat insulating mechanism (3) is installed on the outer wall of the main steel ring (1), wherein the heat insulating mechanism (3) is composed of a fluororubber valve seat body (301), a locking bolt (302), a bolt groove (303), a hexagonal nut (304), a slot (305) and an insert ring (306), wherein both ends of the fluororubber valve seat body (301) are embedded with a plurality of groups of symmetrical hexagonal nuts (304), wherein the outer wall of the main steel ring (1) is provided with a plurality of groups of symmetrical bolt grooves (303), wherein the locking bolt (302) passes through the bolt groove (303), wherein the locking bolt (302) is threadedly connected to the hexagonal nut (304), wherein both ends of the fluororubber valve seat body (301) are provided with a slot (305), wherein an insert ring (306) is welded on the outer wall of the main steel ring (1), and wherein the insert ring (306) is located in the slot (305).

2. The fluororubber valve seat with high thermal insulation according to claim 1, characterized in that: It also includes a sealing mechanism (2), and the sealing mechanism (2) is installed on the outer wall of the main steel ring (1).

3. The fluororubber valve seat with high thermal insulation according to claim 2, characterized in that: The sealing mechanism (2) is composed of an inner ring (201), a threaded hole (202), a sealing bolt (203), a horn disc (204) and a sealing ring (205). The inner ring of the main steel ring (1) is connected to the ring wall of the inner ring (201) through a sealing bolt (203). A threaded hole (202) is provided on the inner ring of the main steel ring (1). The sealing bolt (203) is threadedly connected to the threaded hole (202). The outer wall of the inner ring (201) is welded with a horn disc (204). The outer wall of the horn disc (204) is sleeved with a sealing ring (205).

4. The fluororubber valve seat with high thermal insulation according to claim 1, characterized in that: The other end of the fluororubber valve seat body (301) is connected to a secondary steel ring (4).

5. The fluororubber valve seat with high temperature insulation according to claim 4, characterized in that: The connection method between the auxiliary steel ring (4) and the fluororubber valve seat body (301) is the same as the connection method between the main steel ring (1) and the fluororubber valve seat body (301).

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