CN202401166U - Chemical fiber spinning melt refrigeration valve - Google Patents
Chemical fiber spinning melt refrigeration valve Download PDFInfo
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- CN202401166U CN202401166U CN 201220002520 CN201220002520U CN202401166U CN 202401166 U CN202401166 U CN 202401166U CN 201220002520 CN201220002520 CN 201220002520 CN 201220002520 U CN201220002520 U CN 201220002520U CN 202401166 U CN202401166 U CN 202401166U
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- melt
- pipe
- valve body
- freezing
- valve
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Abstract
The utility model discloses a chemical fiber spinning melt refrigeration valve, which comprises a melt pipe and a valve body, wherein the cross-sectional area of a middle pipe orifice in the melt tube is smaller than those of two end part pipe orifices in the melt pipe; the melt pipe is a seamless steel pipe; the middle part of the melt pipe is inserted into the valve body, and is hermetically connected with the two ends of the valve body; the outer wall of the middle part of the melt pipe and the inner wall of the valve body construct a cylindrical refrigeration chamber; and the valve body is provided with an air inlet pipeline and an air outlet pipeline which are communicated with the cylindrical refrigeration chamber. The melt pipe is a seamless steel pipe, and the middle part of the melt pipe is inserted into the valve body and is hermetically connected with the two ends of the valve body, so that a melt pipeline of the chemical fiber spinning melt refrigeration valve is free from interfaces and welding seams, and zero leakage of a melt is ensured; and the chemical fiber spinning melt refrigeration valve has the advantages of simple structure, low manufacturing cost, convenience for operating and reliable flow stagnation.
Description
Technical field
The utility model relates to chemical fibre equipment manufacturing technology field, is specifically related to a kind of chemical fibre spinning melt freezing valve.
Background technology
The form that present domestic chemical fibre spinning melt flow-stop valve uses has following several kinds: a kind of is the mechanical type needle valve, and its structure is that a valve body is arranged; Valve body is made up of valve rod base and joint welded seal, and valve rod can move up and down in the slideway of valve rod base through pad and water conservancy diversion cover, and corresponding valve rod termination is provided with conical valve seat on joint; Joint is provided with the bending melt output channel that is communicated with conical valve seat; Valve rod base is provided with the melt input channel that is communicated with slideway, and the inlet of melt input channel is welded with the melt input channel, and the delivery outlet of bending melt output channel is welded with the melt output channel; Its operation principle is that valve rod is enclosed within through pad and water conservancy diversion in the slideway of valve rod base and moves up and down; When the termination of valve rod arrived the conical valve seat on the joint, both tightened each other, thus the control melt flows; Because this structure does not possess freezing function; Its melt pipeline is to be welded successively to be communicated with by melt input channel, melt input channel, bending melt output channel and melt output channel to form; Therefore; Its shortcoming be between the conical valve seat on sealing, valve rod and the joint between pad and the valve rod sealing particularly the welded seal between each interface of melt pipeline all might cause the leakage of melt, reliability reduces, and makes complicated, inconvenient operation; A kind of in addition is freezing valve; Its structure is a valve body that has spiral freezing air flue; Freezing air flue one end has admission line, and the other end has discharge duct, and the melt canal in the valve body is the necking down shape; A port of melt canal is welded with the melt input channel, and another port is welded with the melt output channel; Its operation principle is: freezing compressed air gets into from admission line, and is freezing to melt through the freezing air flue of valve body, discharges through discharge duct again, because the melt canal in the valve body is the necking down shape, thereby stops the melt that solidifies to flow out effectively; This structure exists the welded seal between each interface of melt pipeline might cause the shortcoming of melt leakage equally, and make quite complicated, take up room big.
The utility model content
The technical problem that the utility model will solve is to provide a kind of chemical fibre spinning melt freezing valve, and this chemical fibre spinning melt freezing valve not only can guarantee the melt zero leakage, and it is simple in structure, and low cost of manufacture is easy to operate.
For solving the problems of the technologies described above, the chemical fibre spinning melt freezing valve of the utility model comprises melt pipe and valve body, and the cross-sectional area of middle part pore is less than the cross-sectional area of both ends pore in the melt pipe in the said melt pipe; Said melt pipe is a seamless steel pipe, and this melt pipe middle part penetrates said valve body and is connected with this valve body sealed at both ends, and the outer wall at melt pipe middle part and the inwall of valve body constitute the tubular refrigerating chamber, and valve body is provided with admission line and the outlet pipe that is connected with the tubular refrigerating chamber.
Because what said melt pipe adopted is seamless steel pipe; This melt pipe middle part penetrates said valve body and is connected with this valve body sealed at both ends, so the melt pipeline of chemical fibre spinning melt freezing valve do not have interface, does not more have soldered; Guarantee the melt zero leakage; And simple in structure, low cost of manufacture, easy to operate.
A kind of improvement as the utility model; Said valve body is to be made up of its internal diameter outer tube and two annular sealing covers that are complementary with this outer tube and said melt pipe greater than the melt pipe external diameter, and said two annular sealing covers are tightly connected with the two ends and the said melt pipe outer wall of said outer tube respectively.This structure manufacturing is more prone to.
Further improve as the utility model; Said melt pipe middle part outer wall is with spiral plate; The inside edge of this spiral plate and said melt pipe middle part outer wall are sealedly and fixedly connected, and the outer ledge of this spiral plate and the madial wall of valve body are tightly connected, and the tubular refrigerating chamber are separated into the spiral freezing air flue of a connection; Said admission line is connected with an end of said freezing air flue, and said outlet pipe is connected with the other end of said freezing air flue.After adopting this structure, because spiral plate is separated into the spiral freezing air flue of a connection with the tubular refrigerating chamber, prolonged freezing compressed air at the refrigerating chamber circulating path, therefore, improved cooling effectiveness.Because spiral plate is to be enclosed within the melt pipe middle part after processing separately, therefore, such structure handling ease is saved material, low cost of manufacture again.
Further improve again as the utility model; The pore at middle part is that the flat pore that the back forms is flattened at the melt pipe middle part in the said melt pipe, or through fixing its length and the formed necking down pore of the melt pipe middle part corresponding pore pipe of length at the melt pipe middle part.Adopt this kind structure can improve the reliability of fluid stopping, and handling ease, material saved, low cost of manufacture.
Another kind as the utility model improves; Said outlet pipe is arranged on axial centre position on the said valve body; Its outlet is communicated with a straight-through ferrule of T-shape threeway; The outlet side of the straight-through mouth of pipe of another of T-shape threeway and plug socket is tightly connected, and the inlet end of this plug socket is provided with quick connector, and the axial air flue between said plug socket inlet end and the outlet side is communicated with the direct piping of said T-shape threeway; Said admission line is in the direct piping of said outlet pipe and said T-shape threeway; One port fixedly is communicated with the air flue exit seal of said plug socket, and the other end is near said melt pipe, and the middle mouth of pipe of T-shape threeway is an exhaust outlet.Because admission line is located in the outlet pipe, therefore, valve body length shortens greatly, can reduce taking up room of chemical fibre spinning melt freezing valve greatly, for the cloth tube space of optimizing manifold is provided convenience.The threeway of described " T " shape can be used standard component, and therefore, it is easier to process, and manufacturing cost is lower, and increases the versatility of chemical fibre spinning melt freezing valve.
As a kind of improvement of the utility model, said outer tube and said outlet pipe are connected as a single entity, and form " T " shape three-way pipe.Should also can adopt standard component by " T " shape three-way pipe, further increase the versatility of chemical fibre spinning melt freezing valve.
Further improve as the utility model, said quick connector is a clamping hoop type band check valve fast terminal pipe joint.Therefore, convenient installation and operation is quick.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further detailed explanation.
Fig. 1 is the cutaway view of first kind of embodiment of the utility model chemical fibre spinning melt freezing valve.
Fig. 2 is the cutaway view of second kind of embodiment of the utility model chemical fibre spinning melt freezing valve.
Fig. 3 be in the chemical fibre spinning melt freezing valve shown in Figure 2 melt pipe along the cutaway view of A-A line.
The specific embodiment
Chemical fibre spinning melt freezing valve shown in Figure 1 comprises melt pipe 1 and valve body 2, and the cross-sectional area of middle part pore 101 is less than the cross-sectional area of both ends pore 102 in the melt pipe 1 in the melt pipe 1; Said melt pipe 1 is stainless-steel seamless pipe or carbon steel seamless steel pipe; This melt pipe 1 middle part penetrates said valve body 2 and is connected with these valve body 2 sealed at both ends; Valve body 2 can adopt carbon steel or stainless steel to process; The outer wall at melt pipe 1 middle part and the inwall of valve body constitute tubular refrigerating chamber 3, and valve body 2 is provided with the admission line 4 and outlet pipe 5 that is connected with the tubular refrigerating chamber.
Its operation principle is: freezing compressed air gets into from admission line, and is freezing to melt through refrigerating chamber, melt solidified and fluid stopping is discharged through discharge duct again.Because what melt pipe adopted is seamless steel pipe, this melt pipe middle part penetrates valve body and is connected with the valve body sealed at both ends, so the melt pipeline of chemical fibre spinning melt freezing valve does not have interface; More do not have soldered, guarantee the melt zero leakage, and simple in structure; Low cost of manufacture, easy to operate.
In this embodiment; Said valve body 2 is to be made up of its internal diameter outer tube 201 and two annular sealing covers 202 that are complementary with this outer tube 201 and said melt pipe 1 greater than melt pipe 1 external diameter, and said two annular sealing covers 202 are tightly connected with the two ends and said melt pipe 1 outer wall of said outer tube 201 respectively.As can be seen from Figure 1; Valve body 2 is to be slightly larger than the external diameter of outer tube 201 greater than the outer tube 201 of melt pipe 1 external diameter and two its external diameters and annular sealing cover 202 that its internal diameter is equivalent to melt pipe 1 external diameter constitutes by its internal diameter; Two annular sealing covers 202 place the two ends of outer tube 201 respectively, through welding and the sealing of melt pipe 1 outer wall; Annular sealing cover 202 can also be designed to " protruding " shape gag perhaps two ends and the melt pipe outer wall of " recessed " shape buckle closure through screw thread and outer tube be tightly connected.
In this embodiment; Melt pipe 1 middle part outer wall is with spiral plate 6; The inside edge of this spiral plate 6 and melt pipe 1 middle part outer wall can be sealedly and fixedly connected through the mode of welding, and the madial wall of the outer ledge of this spiral plate 6 and valve body 2 is tightly connected, and spiral plate 6 is separated into tubular refrigerating chamber 3 the spiral freezing air flue 7 of a connection; Said admission line 4 is connected with an end of said freezing air flue 7, and said outlet pipe 5 is connected with the other end of said freezing air flue 7.Adopted this structure,, prolonged freezing compressed air, therefore, improved cooling effectiveness at the refrigerating chamber circulating path because spiral plate is separated into the spiral freezing air flue of a connection with the tubular refrigerating chamber.Because spiral plate is to be enclosed within the melt pipe middle part after processing separately, therefore, such structure handling ease is saved material, low cost of manufacture again.
As shown in Figures 2 and 3,, can melt pipe 1 middle part be flattened, make the pore 101 at melt pipe 1 middle part form the flat pores for the cross-sectional area that makes middle part pore 101 in the melt pipe 1 cross-sectional area less than both ends pore 102 in the melt pipe 1; This pore 101 can also be through fixing its length and the corresponding pore pipe 103 formed necking down pores of melt pipe middle part length at the melt pipe middle part, and is as shown in Figure 1.Adopt this kind structure can improve the reliability of fluid stopping, and handling ease, material saved, low cost of manufacture.
Fig. 2 has provided the cutaway view of another kind of chemical fibre spinning melt freezing valve; Outlet pipe 5 is arranged on axial centre position on the said valve body 2; Its outlet is communicated with a straight-through ferrule of T-shape threeway 8; The outlet side of the straight-through mouth of pipe of another of T-shape threeway 8 and plug socket 9 is tightly connected, and the inlet end of this plug socket 9 is provided with quick connector 10, and the axial air flue 901 between said plug socket 9 inlet ends and the outlet side is communicated with the direct piping of said T-shape threeway 8; Said air inlet pipe 4 roads are in the direct piping of said outlet pipe 5 and said T-shape threeway 8; One port fixedly is communicated with air flue 901 exit seals of said plug socket 9, and the other end is near said melt pipe 1, and the middle mouth of pipe 801 of T-shape threeway is an exhaust outlet.Because admission line is located in the outlet pipe, therefore, valve body length shortens greatly, can reduce taking up room of chemical fibre spinning melt freezing valve greatly, for the cloth tube space of optimizing manifold is provided convenience; Again because the valve body structure that adopted the threeway of two " T " shapes to be connected, and the threeway of " T " shape also can use standard component, and therefore, it is easier process, and manufacturing cost is lower, and the versatility of increase chemical fibre spinning melt freezing valve.
As shown in Figure 2, in this embodiment, said outer tube 201 and the structure that said outlet pipe 5 is designed to be connected as a single entity form " T " shape three-way pipe.Should also can adopt standard component by " T " shape three-way pipe, further increase the versatility of chemical fibre spinning melt freezing valve.
In this embodiment, quick connector 10 can adopt clamping hoop type band check valve fast terminal pipe joint.Therefore, convenient installation and operation is quick.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any common variation and replacement that those skilled in the art carries out in the utility model technical scheme scope, as long as adopted: the cross-sectional area of middle part pore is less than the cross-sectional area of both ends pore in the melt pipe in the melt pipe; Melt pipe is a seamless steel pipe; This melt pipe middle part penetrates valve body and is connected with this valve body sealed at both ends; The outer wall at melt pipe middle part and the inwall of valve body constitute the tubular refrigerating chamber; Valve body is provided with the admission line that is connected with the tubular refrigerating chamber and the technological means of outlet pipe, all should be included in the protection domain of the utility model.
Claims (8)
1. a chemical fibre spinning melt freezing valve comprises melt pipe and valve body, and the cross-sectional area of middle part pore is less than the cross-sectional area of both ends pore in the melt pipe in the said melt pipe; It is characterized in that: said melt pipe is a seamless steel pipe; This melt pipe middle part penetrates said valve body and is connected with this valve body sealed at both ends; The outer wall at melt pipe middle part and the inwall of valve body constitute the tubular refrigerating chamber, and valve body is provided with admission line and the outlet pipe that is connected with the tubular refrigerating chamber.
2. chemical fibre spinning melt freezing valve according to claim 1; It is characterized in that: said valve body is to be made up of its internal diameter outer tube and two annular sealing covers that are complementary with this outer tube and said melt pipe greater than the melt pipe external diameter, and said two annular sealing covers are tightly connected with the two ends and the said melt pipe outer wall of said outer tube respectively.
3. chemical fibre spinning melt freezing valve according to claim 2 is characterized in that: said annular sealing cover for " protruding " shape gag perhaps two ends and the melt pipe outer wall of " recessed " shape buckle closure through screw thread and outer tube be tightly connected.
4. chemical fibre spinning melt freezing valve according to claim 1 and 2; It is characterized in that: said melt pipe middle part outer wall is with spiral plate; The inside edge of this spiral plate and said melt pipe middle part outer wall are sealedly and fixedly connected; The outer ledge of this spiral plate and the madial wall of valve body are tightly connected; The tubular refrigerating chamber is separated into the spiral freezing air flue of a connection, and said admission line is connected with an end of said freezing air flue, and said outlet pipe is connected with the other end of said freezing air flue.
5. chemical fibre spinning melt freezing valve according to claim 2; It is characterized in that: the pore at middle part is that the flat pore that the back forms is flattened at the melt pipe middle part in the said melt pipe, or through fixing its length and the formed necking down pore of the melt pipe middle part corresponding pore pipe of length at the melt pipe middle part.
6. chemical fibre spinning melt freezing valve according to claim 5; It is characterized in that: said outlet pipe is arranged on axial centre position on the said valve body; Its outlet is communicated with a straight-through ferrule of T-shape threeway; The outlet side of the straight-through mouth of pipe of another of T-shape threeway and plug socket is tightly connected, and the inlet end of this plug socket is provided with quick connector, and the axial air flue between said plug socket inlet end and the outlet side is communicated with the direct piping of said T-shape threeway; Said admission line is in the direct piping of said outlet pipe and said T-shape threeway; One port fixedly is communicated with the air flue exit seal of said plug socket, and the other end is near said melt pipe, and the middle mouth of pipe of T-shape threeway is an exhaust outlet.
7. chemical fibre spinning melt freezing valve according to claim 6 is characterized in that: said outer tube and said outlet pipe are connected as a single entity.
8. according to claim 6 or 7 described chemical fibre spinning melt freezing valves, it is characterized in that: said quick connector is a clamping hoop type band check valve fast terminal pipe joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220002520 CN202401166U (en) | 2012-01-05 | 2012-01-05 | Chemical fiber spinning melt refrigeration valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220002520 CN202401166U (en) | 2012-01-05 | 2012-01-05 | Chemical fiber spinning melt refrigeration valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202401166U true CN202401166U (en) | 2012-08-29 |
Family
ID=46698827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220002520 Expired - Lifetime CN202401166U (en) | 2012-01-05 | 2012-01-05 | Chemical fiber spinning melt refrigeration valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202401166U (en) |
-
2012
- 2012-01-05 CN CN 201220002520 patent/CN202401166U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120829 |