CN-224214839-U - Auxiliary heating device for valve

Abstract

The utility model discloses an auxiliary heating device for a valve, and relates to the technical field of valve heating. The utility model comprises a group of heat-insulating half shells which are symmetrically arranged, wherein the heat-insulating half shells comprise a main body part, two ends of the main body part are respectively provided with an end plate with a semicircular structure, one end of the main body part is provided with a yielding port, the two heat-insulating half shells are butted into a whole through a connecting mechanism, the main body parts of the two heat-insulating half shells form an outer cover, a main penetrating port is formed between the yielding ports of the two heat-insulating half shells, and valve pipe penetrating ports are formed at the axle centers of the two end plates at the same side. According to the utility model, through the design of the two heat-insulating half shells, the heat-insulating half shells can be completely covered outside the valve after being in butt joint, meanwhile, through the design of the heating element and the heat-conducting fin, the heat of the heating element can be transferred through the heat-conducting fin, meanwhile, through injecting glue in the sealing edge, the heat-conducting glue is used for transferring the heat between the heat-conducting fin and the valve, the heating of the valve is integrally realized, and the heat transfer effect can be ensured.

Inventors

• WU PENGQING
• CHEN XIAOLI

Assignees

• 无锡市元尤热控电气有限公司

Dates

Publication Date

20260508

Application Date

20250526

Claims (6)

1. 1. An auxiliary heating device for a valve is characterized by comprising a group of heat preservation half shells (1) which are symmetrically arranged; The heat-insulating half shell (1) comprises a main body part (101), end plates (102) with semicircular structures are arranged at two ends of the main body part (101), and a yielding port (103) is arranged at one end of the main body part (101); The two heat-insulating half shells (1) are in butt joint into a whole through the connecting mechanism (2), the main body parts (101) of the two heat-insulating half shells (1) form an outer cover, a main through hole is formed between the abdication holes (103) of the two heat-insulating half shells (1), and valve pipe through holes are formed at the axle centers of the two end plates (102) on the same side; The inner wall of the heat-insulating half shell (1) is provided with a plurality of frame-shaped sealing edges (104), the inner wall of the heat-insulating half shell (1) is fixedly provided with a plurality of arc-shaped heat conducting fins (105), the plurality of heat conducting fins (105) are respectively arranged in the plurality of sealing edges (104), and the thickness of the heat conducting fins (105) is smaller than that of the sealing edges (104); Glue ports (106) extending to the outer surface of the heat-insulating half shell (1) are formed in the two ends in the sealing edge (104), glue injection nozzles or plugs are arranged in the glue ports (106), and notches (107) opposite to the glue ports (106) are formed in the heat-conducting fins (105); A plurality of heating elements are embedded and fixed in the heat-insulating half shell (1), an insulating layer is arranged outside the heating elements, and a plurality of heat-conducting fins (105) are respectively attached to the outer sides of the heating elements.
2. 2. An auxiliary heating apparatus for a valve according to claim 1, further comprising a valve device, wherein the valve device comprises a valve body, the valve body is arranged in the two heat-insulating half-shells (1) in a gap, two ends of the valve body are provided with valve pipes, the valve pipes penetrate through valve pipe penetrating openings, the valve body is provided with an opening and closing piece, and the opening and closing piece penetrates through the main penetrating openings.
3. 3. An auxiliary heating apparatus for a valve according to claim 2, wherein the sealing edge (104) is attached to the outer surface of the valve body and forms a sealing cavity, and the sealing cavity is filled with heat-conducting glue.
4. 4. An auxiliary heating apparatus for a valve according to claim 1, wherein the connecting means (2) is a tie or a glass fiber tape, and the connecting means (2) is divided into two parts respectively sleeved outside both ends between the two heat-insulating half-shells (1).
5. 5. An auxiliary heating device for a valve according to claim 1, characterized in that a double sided adhesive is provided between the facing surfaces of the two heat-insulating half-shells (1), the two heat-insulating half-shells (1) being fixed by double sided adhesive bonding.
6. 6. An auxiliary heating device for a valve according to claim 1, wherein the outer side of the end of the heat-preserving half-shell (1) far away from the yielding port (103) is provided with a joint end, and a plurality of heating elements in the heat-preserving half-shell (1) are connected with the joint end.

Description

Auxiliary heating device for valve Technical Field The utility model belongs to the technical field of valve heating, and particularly relates to an auxiliary heating device for a valve. Background In the existing valve in a low-temperature or high-viscosity fluid conveying system, the problems of valve blocking, sealing failure and the like, which are easily caused by freezing, crystallization or mobility reduction of a medium, are solved, even safety accidents are caused, the existing solution method comprises an electric tracing band, steam tracing or hot water circulation, the electric tracing band is wound outside the valve, the problems of uneven heating, high energy consumption and inaccurate temperature control can occur due to the structural difference of the valve, sealing materials are easily damaged due to local overheating, a pipeline is required to be paved in the steam tracing and hot water circulation method, and the system is complex, the cost is too high and the flexibility is poor. Disclosure of Invention The utility model aims to provide an auxiliary heating device for a valve, which can completely cover the outside of the valve after being in butt joint through the design of two heat preservation half shells, can transfer heat of a heating element through a heat conducting fin through the design of the heating element and the heat conducting fin, can be used for transferring heat between the heat conducting fin and the valve through glue injection in a sealing edge, can integrally realize heating of the valve through the heat conducting glue, and can ensure the heat transfer effect. In order to solve the technical problems, the utility model is realized by the following technical scheme: The utility model relates to an auxiliary heating device for a valve, which comprises a group of heat preservation half shells which are symmetrically arranged; The heat-insulating half shell comprises a main body part, two ends of the main body part are respectively provided with an end plate with a semicircular structure, and one end of the main body part is provided with a yielding port; The two heat-insulating half shells are in butt joint into a whole through a connecting mechanism, the main body parts of the two heat-insulating half shells form an outer cover, a main through hole is formed between the abdication holes of the two heat-insulating half shells, and valve pipe through holes are formed at the axle centers of the two end plates on the same side; The inner wall of the heat-insulating half shell is provided with a plurality of frame-shaped sealing edges, the inner wall of the heat-insulating half shell is fixedly provided with a plurality of heat-conducting fins with arc structures, the plurality of heat-conducting fins are respectively arranged in the plurality of sealing edges, and the thickness of the heat-conducting fins is smaller than that of the sealing edges; Glue ports extending to the outer surface of the heat-insulating half shell are formed in the two ends in the sealing edge, glue injection nozzles or plugs are arranged in the glue ports, and gaps opposite to the glue ports are formed in the heat-conducting fins; The heat-insulating half shell is internally embedded and fixed with a plurality of heating elements, an insulating layer is arranged outside the heating elements, and a plurality of heat-conducting fins are respectively attached to the outer sides of the heating elements. Further, the valve device comprises a valve body, the valve body gap is arranged in the two heat-preservation half shells, valve pipes are arranged at two ends of the valve body, the valve pipes penetrate through valve pipe penetrating openings, opening and closing pieces are arranged on the valve body, and the opening and closing pieces penetrate through the main penetrating openings. Further, the sealing edge is attached to the outer surface of the valve body to form a sealing cavity, and heat-conducting glue is filled in the sealing cavity. Further, the connecting mechanism is a binding belt or a glass fiber adhesive tape, and is divided into two parts which are respectively sleeved outside the two ends between the two heat-insulating half shells. Further, a double-sided adhesive tape is arranged between the surfaces of the two heat-insulating half shells, and the two heat-insulating half shells are adhered and fixed through the double-sided adhesive tape. Further, the outer side of one end of the heat-preserving half shell, which is far away from the abdication port, is provided with a joint end, and a plurality of heating elements in the heat-preserving half shell are connected with the joint end. The utility model has the following beneficial effects: According to the utility model, through the design of the two heat-insulating half shells, the heat-insulating half shells can be completely covered outside the valve after being in butt joint, meanwhile, through the design of the heating element