CN114076199A - Improvement type steam flow control valve - Google Patents
Improvement type steam flow control valve Download PDFInfo
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- CN114076199A CN114076199A CN202010840733.1A CN202010840733A CN114076199A CN 114076199 A CN114076199 A CN 114076199A CN 202010840733 A CN202010840733 A CN 202010840733A CN 114076199 A CN114076199 A CN 114076199A
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- 230000006872 improvement Effects 0.000 title claims abstract description 4
- 238000007789 sealing Methods 0.000 claims abstract description 98
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 230000008531 maintenance mechanism Effects 0.000 claims abstract description 18
- 238000007493 shaping process Methods 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims description 9
- 238000012423 maintenance Methods 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 abstract description 29
- 230000000694 effects Effects 0.000 abstract description 4
- 230000007363 regulatory process Effects 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/42—Valve seats
- F16K1/427—Attachment of the seat to the housing by one or more additional fixing elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/46—Attachment of sealing rings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0008—Mechanical means
- F16K37/0016—Mechanical means having a graduated scale
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/14—Arrangements for the insulation of pipes or pipe systems
- F16L59/16—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses an improved steam flow regulating valve, relates to the technical field of regulating valves, and solves the problems that a sealing structure is easily influenced by high temperature in the steam flow regulating process of the conventional regulating valve, so that the sealing effect is poor, the service life is short, the regulating precision is low and the like. The utility model provides an improvement type steam flow control valve, includes sealed maintenance mechanism, sealed maintenance mechanism's inboard is installed supplementary supporting mechanism, sealed maintenance mechanism's up end fixed mounting has valve body installation mechanism, flow control mechanism is installed to valve body installation mechanism's inboard, flow control mechanism is including connecting closing plate, elastic support board, shaping piece, flow control pole, main part seal frame, high temperature resistant sealing ring and connecting the position sleeve. The steam flow is accurately adjusted and the adjustment amount is displayed, so that the operation is convenient, the high-temperature resistant effect of the integral sealing structure is good, and the use is stable.
Description
Technical Field
The invention relates to the technical field of regulating valves, in particular to an improved steam flow regulating valve.
Background
Along with the rapid development of social economy, more and more regulating valves are used, the regulating valves are also called control valves, and in the field of industrial automation process control, final control elements for changing process parameters such as medium flow, pressure, temperature, liquid level and the like are operated by power by receiving control signals output by a regulating control unit; generally consisting of an actuator and a valve. If according to the stroke characteristic, the regulating valve can be divided into a straight stroke and an angular stroke; the power used by the matched actuating mechanism can be divided into a pneumatic regulating valve, an electric regulating valve and a hydraulic regulating valve, and the regulating valve is suitable for air, water, steam, various corrosive media, slurry, oil and other media.
However, in the process of adjusting the steam flow by the conventional adjusting valve, the sealing structure is easily affected by high temperature, so that the sealing effect is poor, the service life is short, and the adjusting precision is not high; thus, the present need is not met, and an improved steam flow control valve has been proposed.
Disclosure of Invention
The invention aims to provide an improved steam flow regulating valve to solve the problems that a sealing structure is easily influenced by high temperature in the steam flow regulating process of the conventional regulating valve in the background technology, so that the sealing effect is poor, the service life is short, the regulating precision is not high, and the like.
In order to achieve the purpose, the invention provides the following technical scheme: an improved steam flow regulating valve comprises a sealing maintenance mechanism, wherein an auxiliary supporting mechanism is arranged on the inner side of the sealing maintenance mechanism, a valve body mounting mechanism is fixedly arranged on the upper end face of the sealing maintenance mechanism, a flow regulating mechanism is arranged on the inner side of the valve body mounting mechanism, the flow regulating mechanism comprises a connecting sealing plate, an elastic supporting plate, a shaping block, a flow regulating rod, a main body sealing frame, a high-temperature resistant sealing ring and a connecting positioning sleeve, the lower end face of the elastic supporting plate is slidably connected with the connecting sealing plate, the main body sealing frame is arranged on the inner side of the connecting sealing plate, the shaping block is slidably connected on the inner side of the upper end of the main body sealing frame, the flow regulating rod is slidably connected on the inner side of the shaping block, the connecting positioning sleeve is arranged on the outer side of the bottom end of the flow regulating rod, the high-temperature resistant sealing ring is arranged on the outer side of the connecting positioning sleeve, and the upper end surface of the valve body mounting mechanism is fixedly provided with a connection adjusting mechanism.
Preferably, the valve body installation mechanism comprises a valve body shell, pipe end positioning sleeves and connecting blocks, the pipe end positioning sleeves are connected to the inner sides of the two ends of the valve body shell in a sliding mode, and the connecting blocks are arranged at four end angles of the upper end face of the valve body shell.
Preferably, connect adjustment mechanism and include connection support tube, screw thread adjusting collar, threaded rod, altitude mixture control display block, first supporting spring, connection registrate shell, spring support arc board and tip location head, the up end fixed mounting of spring support arc board has first supporting spring, altitude mixture control display block is installed on first supporting spring's top, the outside sliding connection of altitude mixture control display block has the connection support tube, the upper end welded fastening of connection support tube has the screw thread adjusting collar, the threaded rod is installed to the inboard of screw thread adjusting collar, the bottom of threaded rod is provided with the tip location head, and the outside of tip location head is provided with connection registrate shell.
Preferably, sealed maintenance mechanism is including sealed set casing, maintenance screw thread head, sealed backup pad and thermal insulation pad, sealed backup pad is installed to the inboard of sealed set casing bottom, the inboard of sealed backup pad is installed and is overhauld the screw thread head, the up end of sealed backup pad is provided with the thermal insulation pad.
Preferably, the auxiliary supporting mechanism comprises a fixed supporting plate, a supporting seat, a second supporting spring, a spring positioning sleeve and a rod end connecting plate, the spring positioning sleeve is welded and fixed at two ends of the lower end face of the rod end connecting plate, the second supporting spring is arranged on the inner side of the spring positioning sleeve, the supporting seat is installed at the bottom end of the second supporting spring, and one of the supporting seat and the supporting seat is connected with the fixed supporting plate in a sliding mode.
Preferably, the bottom of flow control pole runs through elastic support board, design piece and main part seal frame respectively and is connected with the connection position sleeve through the snap ring, the outside of connecting the position sleeve is provided with the constant head tank, the inboard of high temperature resistant sealing ring extends to the inboard of constant head tank.
Preferably, the two ends of the connecting sealing plate and the main body sealing frame are connected with the valve body mounting mechanism through O-shaped rings, and the inner side of the bottom end of the main body sealing frame is provided with a wear-resistant inclined surface.
Preferably, one side of joint stay tube is provided with waist type hole, the one end of altitude mixture control display block runs through waist type hole and passes through threaded connection with the threaded rod, one side in waist type hole is provided with the scale mark, the bottom of threaded rod runs through the screw thread adjusting collar and extends to the inboard of connecting the registrate shell, the threaded rod passes through threaded connection with the screw thread adjusting collar, the one end and the spring support arc board of altitude mixture control display block pass through first supporting spring and are connected.
Preferably, the overhaul threaded head is in threaded connection with the sealing fixing shell, and the sealing support plate is connected with the overhaul threaded head through an O-shaped ring.
Preferably, both ends of the rod end connecting plate are connected with the supporting seat through second supporting springs, the bottom end of the supporting seat is provided with a positioning hole, and both ends of the fixed supporting plate extend to the inner side of the positioning hole.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the threaded rod drives the flow adjusting rod to rotate at the inner sides of the spring support arc plate, the shaping block and the main body sealing frame, the connecting positioning sleeve is connected with the bottom end of the flow adjusting rod through the elastic snap ring, so that the distance between the high-temperature-resistant sealing ring and the bottom end of the main body sealing frame is adjusted, the flow adjustment is realized, the high-temperature-resistant sealing ring protects the outer side of the connecting positioning sleeve, the condition of uneven contact with the bottom end of the main body sealing frame due to high temperature is effectively avoided, and the sealing performance is ensured;
2. the height adjusting display block can accurately control and display the whole flow adjustment, the use is more convenient, the first support spring pushes the spring support arc plate to press the elastic support plate downwards, the shaping block is further ensured to always shape the upper end of the main body sealing frame, the movement and deformation of the main body sealing frame caused by pressing are avoided, the second support spring can support the flow adjusting rod through the rod end connecting plate, and then the pressure reducing operation is carried out when the pressure adjusting force on the flow adjusting rod is increased, so that the operation difficulty is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a side view of the present invention in its entirety;
FIG. 3 is a schematic view of a threaded rod according to the present invention in partial cross-section;
FIG. 4 is a schematic cross-sectional view of the present invention;
FIG. 5 is a schematic view of a partial cross-sectional structure of the auxiliary supporting mechanism of the present invention;
FIG. 6 is a schematic view of a partial cross-sectional structure of an end positioning head according to the present invention.
In the figure: 1. a valve body mounting mechanism; 101. a valve body housing; 102. a pipe end positioning sleeve; 103. connecting blocks; 2. connecting an adjusting mechanism; 201. connecting the supporting tube; 202. a thread adjusting sleeve; 203. a threaded rod; 204. a height adjustment display block; 205. a first support spring; 206. connecting the sleeve shell; 207. the spring supports the arc plate; 208. an end positioning head; 3. a sealing maintenance mechanism; 301. sealing the fixed shell; 302. overhauling the thread head; 303. sealing the support plate; 304. a thermal insulation pad; 4. a flow rate adjusting mechanism; 401. connecting a sealing plate; 402. an elastic support plate; 403. a shaping block; 404. a flow regulating rod; 405. a main body seal holder; 406. a high temperature resistant seal ring; 407. connecting a positioning sleeve; 5. an auxiliary support mechanism; 501. fixing the support plate; 502. a supporting seat; 503. a second support spring; 504. a spring positioning sleeve; 505. and a rod end connecting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 6, an embodiment of the present invention includes: an improved steam flow regulating valve comprises a sealing maintenance mechanism 3, the bottom end of a valve body shell 101 is convenient to seal and maintain through the sealing maintenance mechanism 3, an auxiliary supporting mechanism 5 is installed on the inner side of the sealing maintenance mechanism 3, a valve body installation mechanism 1 is fixedly installed on the upper end face of the sealing maintenance mechanism 3, a flow regulating mechanism 4 is installed on the inner side of the valve body installation mechanism 1, the flow regulating mechanism 4 comprises a connecting sealing plate 401, an elastic supporting plate 402, a shaping block 403, a flow regulating rod 404, a main body sealing frame 405, a high-temperature resistant sealing ring 406 and a connecting positioning sleeve 407, the lower end face of the elastic supporting plate 402 is slidably connected with the connecting sealing plate 401, the main body sealing frame 405 is installed on the inner side of the connecting sealing plate 401, a wear-resistant inclined face is arranged on the inner side of the bottom end of the main body sealing frame 405, the service life is convenient to prolong through the wear-resistant inclined face, the shaping block 403 is slidably connected on the inner side of the upper end of the main body sealing frame 405, the inboard sliding connection of shaping piece 403 has flow control pole 404, connect position sleeve 407 is installed in the outside of flow control pole 404 bottom, connect the outside of position sleeve 407 and install high temperature resistant sealing ring 406, protect the outside of connecting position sleeve 407 through high temperature resistant sealing ring 406, effectively avoid causing the inhomogeneous condition of bottom contact with main part seal holder 405 because of high temperature, guarantee sealing performance, the up end fixed mounting of valve body installation mechanism 1 has connection adjustment mechanism 2, wholly through carrying out the demonstration of accurate regulation and regulating variable to steam flow, convenient operation, and whole seal structure is high temperature resistant effectual, stable in use.
Further, valve body installation mechanism 1 includes valve body shell 101, pipe end position sleeve 102 and connecting block 103, and the inboard equal sliding connection at valve body shell 101 both ends has pipe end position sleeve 102, and four end angles of valve body shell 101 up end all are provided with connecting block 103, are convenient for connect external pipeline through pipe end position sleeve 102.
Further, the connection adjusting mechanism 2 comprises a connection support pipe 201, a thread adjusting sleeve 202, a threaded rod 203, a height adjusting display block 204, a first support spring 205, a connection sleeve shell 206, a spring support arc plate 207 and an end positioning head 208, the upper end face of the spring support arc plate 207 is fixedly provided with the first support spring 205, the height adjusting display block 204 is installed at the top end of the first support spring 205, the outer side of the height adjusting display block 204 is connected with the connection support pipe 201 in a sliding manner, the upper end of the connection support pipe 201 is fixedly welded with the thread adjusting sleeve 202, the threaded rod 203 is installed on the inner side of the thread adjusting sleeve 202, the end positioning head 208 is arranged at the bottom end of the threaded rod 203, therefore, the outer side of the end positioning head 208 is provided with the connection sleeve shell 206, and accurate adjustment operation of flow is facilitated through the connection adjusting mechanism 2.
Further, the sealing maintenance mechanism 3 comprises a sealing fixing shell 301, a maintenance thread head 302, a sealing support plate 303 and a thermal insulation pad 304, the sealing support plate 303 is installed on the inner side of the bottom end of the sealing fixing shell 301, the maintenance thread head 302 is installed on the inner side of the sealing support plate 303, the thermal insulation pad 304 is arranged on the upper end face of the sealing support plate 303, and the sealing maintenance mechanism 3 is convenient for sealing and maintaining the bottom end of the valve body shell 101.
Further, the auxiliary supporting mechanism 5 comprises a fixed supporting plate 501, a supporting seat 502, a second supporting spring 503, a spring positioning sleeve 504 and a rod end connecting plate 505, the spring positioning sleeve 504 is welded and fixed at two ends of the lower end face of the rod end connecting plate 505, the second supporting spring 503 is arranged on the inner side of the spring positioning sleeve 504, the supporting seat 502 is installed at the bottom end of the second supporting spring 503, the bottom end of one supporting seat 502 is slidably connected with the fixed supporting plate 501, and the difficulty in flow regulation is reduced conveniently through the auxiliary supporting mechanism 5.
Further, the bottom of flow control pole 404 runs through elastic support plate 402 respectively, design piece 403 and main part seal frame 405 pass through the snap ring and are connected the position sleeve 407, the outside of connecting the position sleeve 407 is provided with the constant head tank, the inboard of high temperature resistant sealing ring 406 extends to the inboard of constant head tank, protect the outside of connecting the position sleeve 407 through high temperature resistant sealing ring 406, effectively avoid causing the inhomogeneous condition of bottom contact with main part seal frame 405 because of high temperature, guarantee sealing performance.
Further, the two ends of the connecting sealing plate 401 and the main body sealing frame 405 are connected with the valve body mounting mechanism 1 through O-shaped rings, and the inner side of the bottom end of the main body sealing frame 405 is provided with a wear-resistant inclined surface, so that the service life of the valve body sealing frame is prolonged conveniently through the wear-resistant inclined surface.
Further, one side of connecting support tube 201 is provided with waist type hole, the one end of altitude mixture control display block 204 runs through waist type hole and passes through threaded connection with threaded rod 203, one side in waist type hole is provided with the scale mark, the bottom of threaded rod 203 runs through the inboard that screw thread adjusting collar 202 extends to connecting the registrate shell 206, threaded rod 203 passes through threaded connection with screw thread adjusting collar 202, the one end and the spring support arc board 207 of altitude mixture control display block 204 are connected through first supporting spring 205, can carry out accurate control and demonstration to whole flow control through the scale mark, it is more convenient to use.
Further, overhaul threaded head 302 and sealed fixed shell 301 and pass through threaded connection, sealed backup pad 303 passes through O type circle with overhaul threaded head 302 and is connected, is convenient for overhaul the operation to the bottom of valve body shell 101 through overhauing threaded head 302, and it is more convenient to use.
Further, both ends of the rod end connecting plate 505 are connected with the supporting seat 502 through the second supporting spring 503, the bottom end of the supporting seat 502 is provided with a positioning hole, both ends of the fixing supporting plate 501 extend to the inner side of the positioning hole, the second supporting spring 503 can support the flow adjusting rod 404 through the rod end connecting plate 505, and then the pressure reduction operation is performed when the pressure adjusting force on the flow adjusting rod 404 is increased, so that the difficulty of the operation is reduced.
The working principle is as follows: when the steam flow adjusting device is used, whether the functions of all parts are intact is checked, positioning grooves are arranged on the inner sides of the two ends of the valve body shell 101, the pipe end positioning sleeve 102 extends to the inner sides of the positioning grooves, so that the valve body shell 101 and an external pipeline can be conveniently positioned and connected through the pipe end positioning sleeve 102, the connecting sealing plate 401 is arranged between the valve body shell 101 and the connecting supporting tube 201, the valve body shell 101 and the connecting supporting tube 201 are fixedly connected through the screw penetrating connecting block 103, the connecting sealing plate 401 can seal the upper end face of the valve body shell 101, the two ends of the main body sealing frame 405 and the connecting sealing plate 401 are connected with the valve body shell 101 through O-shaped rings, the whole sealing performance is effectively improved, when steam flow adjustment is carried out, the threaded rod 203 is operated to drive the flow adjusting rod 404 to rotate on the inner sides of the spring supporting arc plate 207, the shaping block 403 and the main body sealing frame 405, the threaded rod 203 is in threaded connection with the threaded adjusting sleeve 202, the bottom end of the threaded rod 203 drives the flow adjusting rod 404 to adjust the height through the end positioning head 208, the connecting positioning sleeve 407 is connected with the bottom end of the flow adjusting rod 404 through the elastic snap ring, the distance between the high-temperature resistant sealing ring 406 and the bottom end of the main body sealing frame 405 is adjusted, flow adjustment is achieved, the positioning groove is formed in the outer side of the connecting positioning sleeve 407, the inner side of the high-temperature resistant sealing ring 406 extends to the inner side of the positioning groove, the outer side of the connecting positioning sleeve 407 is protected through the high-temperature resistant sealing ring 406, the condition that contact with the bottom end of the main body sealing frame 405 is uneven due to high temperature is effectively avoided, sealing performance is guaranteed, meanwhile, one end of the height adjusting display block 204 is in threaded connection with the threaded rod 203, and the other end of the height adjusting display block 204 is adjusted in the inner side, provided with the waist-shaped hole, on one side of the connecting support pipe 201, the graduation lines are arranged on one side of the waist-shaped hole, so that the whole flow regulation can be accurately controlled and displayed through the graduation lines, the use is more convenient, the height regulation display block 204 is connected with the spring support arc plate 207 through the first support spring 205, the first support spring 205 pushes the spring support arc plate 207 to press down the elastic support plate 402, the shaping block 403 is ensured to be always shaped on the upper end of the main body sealing frame 405, the main body sealing frame 405 is prevented from moving and deforming due to compression, the rod end connecting plate 505 is connected with the support base 502 through the second support spring 503 in the flow regulation process, the second support spring 503 can support the flow regulation rod 404 through the rod end connecting plate 505, the pressure reduction operation is further carried out when the pressure regulation force on the flow regulation rod 404 is increased, the operation difficulty is reduced, and the connection positioning sleeve 407 can be limited and supported through the rod end connecting plate 505, the stability of connecting position sleeve 407 is guaranteed, is provided with at the lower terminal surface of fixed support plate 501 and separates the temperature pad 304, can effectively separate the temperature operation to sealed set casing 301, is convenient for overhaul the operation to the bottom of valve body shell 101 through overhauing thread head 302, and it is more convenient to use.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The utility model provides an improvement type steam flow control valve, includes sealed maintenance mechanism (3), its characterized in that: the auxiliary supporting mechanism (5) is installed on the inner side of the sealing maintenance mechanism (3), the valve body installation mechanism (1) is fixedly installed on the upper end face of the sealing maintenance mechanism (3), the flow adjusting mechanism (4) is installed on the inner side of the valve body installation mechanism (1), the flow adjusting mechanism (4) comprises a connecting sealing plate (401), an elastic supporting plate (402), a shaping block (403), a flow adjusting rod (404), a main body sealing frame (405), a high-temperature-resistant sealing ring (406) and a connecting positioning sleeve (407), the lower end face of the elastic supporting plate (402) is slidably connected with the connecting sealing plate (401), the main body sealing frame (405) is installed on the inner side of the connecting sealing plate (401), the shaping block (403) is slidably connected on the inner side of the upper end of the main body sealing frame (405), and the flow adjusting rod (404) is slidably connected on the inner side of the shaping block (403), the outer side of flow control pole (404) bottom is installed and is connected position sleeve (407), high temperature resistant sealing ring (406) are installed in the outside of connecting position sleeve (407), the up end fixed mounting of valve body installation mechanism (1) has connection adjustment mechanism (2).
2. The improved steam flow control valve as claimed in claim 1, wherein: the valve body installation mechanism (1) comprises a valve body shell (101), pipe end positioning sleeves (102) and connecting blocks (103), wherein the pipe end positioning sleeves (102) are connected to the inner sides of the two ends of the valve body shell (101) in a sliding mode, and the connecting blocks (103) are arranged at four end angles of the upper end face of the valve body shell (101).
3. The improved steam flow control valve as claimed in claim 1, wherein: the connection adjusting mechanism (2) comprises a connection supporting tube (201), a thread adjusting sleeve (202), a threaded rod (203), a height adjusting display block (204), a first supporting spring (205), a connection sleeve casing (206), a spring supporting arc plate (207) and an end positioning head (208), a first supporting spring (205) is fixedly arranged on the upper end surface of the spring supporting arc plate (207), a height adjusting display block (204) is arranged at the top end of the first supporting spring (205), the outer side of the height adjusting display block (204) is connected with a connecting support tube (201) in a sliding way, the upper end of the connecting supporting tube (201) is fixedly welded with a thread adjusting sleeve (202), the inner side of the thread adjusting sleeve (202) is provided with a threaded rod (203), the bottom end of the threaded rod (203) is provided with an end positioning head (208), and the outer side of the end positioning head (208) is provided with a connecting sleeve shell (206).
4. The improved steam flow control valve as claimed in claim 1, wherein: sealed maintenance mechanism (3) are including sealed set casing (301), maintenance screw thread head (302), sealed backup pad (303) and separate temperature pad (304), sealed backup pad (303) are installed to the inboard of sealed set casing (301) bottom, maintenance screw thread head (302) are installed to the inboard of sealed backup pad (303), the up end of sealed backup pad (303) is provided with separates temperature pad (304).
5. The improved steam flow control valve as claimed in claim 1, wherein: the auxiliary supporting mechanism (5) comprises a fixed supporting plate (501), a supporting seat (502), a second supporting spring (503), a spring positioning sleeve (504) and a rod end connecting plate (505), wherein the spring positioning sleeve (504) is welded and fixed at two ends of the lower end face of the rod end connecting plate (505), the second supporting spring (503) is arranged on the inner side of the spring positioning sleeve (504), the supporting seat (502) is installed at the bottom end of the second supporting spring (503), and one of the supporting seat and the supporting seat (502) is connected with the fixed supporting plate (501) in a sliding mode.
6. The improved steam flow control valve as claimed in claim 1, wherein: the bottom of flow control pole (404) runs through elastic support plate (402), design piece (403) and main part seal holder (405) respectively and is connected with connection position sleeve (407) through the snap ring, the outside of connecting position sleeve (407) is provided with the constant head tank, the inboard of high temperature resistant sealing ring (406) extends to the inboard of constant head tank.
7. The improved steam flow control valve as claimed in claim 1, wherein: the two ends of the connecting sealing plate (401) and the main body sealing frame (405) are connected with the valve body mounting mechanism (1) through O-shaped rings, and a wear-resistant inclined surface is arranged on the inner side of the bottom end of the main body sealing frame (405).
8. An improved steam flow control valve as claimed in claim 3, wherein: one side of connecting support tube (201) is provided with waist type hole, the one end of altitude mixture control display piece (204) is run through waist type hole and threaded rod (203) and is passed through threaded connection, one side in waist type hole is provided with the scale mark, the bottom of threaded rod (203) is run through screw thread adjusting sleeve (202) and is extended to the inboard of connecting the registrate shell (206), threaded rod (203) and screw thread adjusting sleeve (202) pass through threaded connection, the one end and the spring support arc board (207) of altitude mixture control display piece (204) are connected through first supporting spring (205).
9. An improved steam flow control valve as claimed in claim 4, wherein: the overhaul threaded head (302) is in threaded connection with the sealing fixing shell (301), and the sealing support plate (303) is connected with the overhaul threaded head (302) through an O-shaped ring.
10. An improved steam flow control valve as claimed in claim 5, wherein: the two ends of the rod end connecting plate (505) are connected with the supporting seat (502) through second supporting springs (503), the bottom end of the supporting seat (502) is provided with a positioning hole, and the two ends of the fixed supporting plate (501) extend to the inner side of the positioning hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010840733.1A CN114076199A (en) | 2020-08-20 | 2020-08-20 | Improvement type steam flow control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010840733.1A CN114076199A (en) | 2020-08-20 | 2020-08-20 | Improvement type steam flow control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114076199A true CN114076199A (en) | 2022-02-22 |
Family
ID=80282933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010840733.1A Pending CN114076199A (en) | 2020-08-20 | 2020-08-20 | Improvement type steam flow control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114076199A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117739161A (en) * | 2024-02-21 | 2024-03-22 | 争一阀门科技有限公司 | Slowly-opened and quickly-closed wave-absorbing valve |
-
2020
- 2020-08-20 CN CN202010840733.1A patent/CN114076199A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117739161A (en) * | 2024-02-21 | 2024-03-22 | 争一阀门科技有限公司 | Slowly-opened and quickly-closed wave-absorbing valve |
| CN117739161B (en) * | 2024-02-21 | 2024-06-11 | 争一阀门科技有限公司 | Slowly-opened and quickly-closed wave-absorbing valve |
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Application publication date: 20220222 |