CN216009590U

CN216009590U - High-temperature high-pressure gate valve

Info

Publication number: CN216009590U
Application number: CN202121716162.7U
Authority: CN
Inventors: 吴万荣
Original assignee: Zhejiang Jufan Copper Co ltd
Current assignee: Zhejiang Jufan Copper Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-03-11
Anticipated expiration: 2031-07-27

Abstract

The utility model relates to the technical field of high-temperature and high-pressure gate valves, in particular to a high-temperature and high-pressure gate valve, which comprises a valve body, wherein a sealing end cover is fixedly arranged at the top end of the valve body, a valve rod body is inserted and connected in the sealing end cover, a combined top cover is fixed at the top end of the valve rod body, an upper transverse plate is arranged in the upper position in the valve body, and the bottom end of the valve body is fixed with a sunken end part, in the utility model, through the arrangement of the valve rod body, the operating handle, the combined top cover, the combined cover and the sealing end cover, when the combination cover is installed the bottom position of combination top cap fast through the switching lantern ring, the combination cover covers the link of holding together valve rod body and end cover just this moment, and the setting of combination cover will play the effect of certain outside protection to the link tip of valve rod body, avoids piling up the adhesion link because of dirty, influences the accuse that the later stage goes on through the valve rod and flows the regulation operation.

Description

High-temperature high-pressure gate valve

Technical Field

The utility model relates to the technical field of high-temperature and high-pressure gate valves, in particular to a high-temperature and high-pressure gate valve.

Background

The ANSYS software is large-scale general finite element analysis software integrating structure, fluid, electric field, magnetic field and sound field analysis, when a pipeline for fluid circulation is connected on the basis of the ANSYS software, a high-temperature high-pressure gate valve is one of necessary installation control parts, the high-temperature high-pressure gate valve is one of the most important safety accessories of a pressure container, and the ANSYS software is suitable for cutting off or connecting media on pipelines of high-temperature high-pressure water, high-temperature high-pressure steam, high-temperature high-pressure oil and high-temperature high-pressure superheated steam such as high-temperature high-pressure water, high-temperature high-pressure metallurgy and the like in a thermal power plant, petrochemical industry, metallurgy and the like.

High temperature high pressure gate valve on the market is when using, and the direct of valve rod link is exposed, when causing easily that the connection crack is easy to pile up the adhesion dirty, also influences the accuse stream regulation operation that the later stage goes on to during the connecting tube, the operator need adjust the centering position between a set of flange component many times, whole connection operation is very loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a high-temperature and high-pressure gate valve, which solves the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a high temperature high pressure gate valve, includes the valve body, the top fixed position of valve body installs end cover, and end cover's inside interlude is connected with the valve rod body, the top fixed position of valve rod body has the combination top cap, the inside top position of valve body embeds there is last diaphragm, and the bottom fixed position of valve body has sunken tip, one side position switch-on of valve body has the output pipeline, and another side switch-on of valve body has the pipeline of sending into, one side fixed position of sending into the pipeline has the right flange, and the inside of sending into the pipeline embeds there is the combination inner tube.

Preferably, the inside below position of valve body embeds there is lower diaphragm, and fixed connection between diaphragm and the last diaphragm down, the bottom position of diaphragm is connected with the valve plate down, and the both sides position of diaphragm all alternates down and be connected with the guide arm, the middle-end outside position of guide arm has cup jointed the spring, and embedded installation between guide arm and the valve body, fixed connection between guide arm and the last diaphragm.

Preferably, the bottom of valve plate is identical with the inner of sunken tip between the shape, the valve plate is through diaphragm and guide arm sliding connection down, and fixed connection between the top of diaphragm and the bottom of spring down, fixed connection between the top of spring and the bottom of last diaphragm, and go up and alternate between diaphragm and the valve rod body and be connected, laminate each other between the bottom of valve rod body and the top of diaphragm down.

Preferably, the top position of combination top cap is connected with operating handle, and operating handle is connected with the valve rod body through combination top cap, operating handle's appearance is "T" type structural distribution and sets up, the bottom position screwed connection of combination top cap has the switching lantern ring, and the bottom position of the switching lantern ring is connected with the combination cover, switching lantern ring are connected with the valve rod body interlude respectively.

Preferably, one side position of combination inner tube is connected with the screwed joint, and a set of outside position of combination inner tube has cup jointed the combination pipeline, the inside of combination pipeline is seted up flutedly through integrative injection moulding processing, one side position of combination pipeline is fixed with left flange, the combination inner tube passes through the screwed joint and sends into pipeline threaded connection, and the combination inner tube passes through the recess and is connected with the combination pipeline block.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arranged valve rod body, the operating handle, the combined top cover, the combined cover and the sealing end cover, when the combined cover is quickly installed at the bottom end position of the combined top cover through the adapter sleeve ring and the combined cover just covers the connecting end of the valve rod body and the sealing end cover, the combined cover can play a certain external protection role on the connecting end part of the valve rod body, so that the connecting end is prevented from being adhered due to dirt accumulation, and the later flow control adjustment operation through the valve rod is prevented from being influenced;

2. according to the utility model, through the arrangement of the combined inner pipe, the threaded joint, the feeding pipeline, the groove and the combined pipeline, in the process of connecting the pipelines, after the stressed combined inner pipe is taken out of a section through realizing rotary rotation, the combined inner pipe is matched with the groove through the combined inner pipe, the combined pipeline can be quickly connected, and the combined inner pipe can play a certain role in guiding and positioning the connection between the feeding pipeline and the combined pipeline in a state that two ends of the combined inner pipe are simultaneously connected, so that the later connection operation is more convenient and labor-saving, and the progress in the pipeline connection operation is effectively accelerated.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the bottom end face structure of the combined top cover of the present invention.

In the figure: 1-valve body, 2-sealing end cover, 3-valve rod body, 4-combined top cover, 5-operating handle, 6-adapter sleeve ring, 7-combined cover, 8-upper transverse plate, 9-lower transverse plate, 10-valve plate, 11-recessed end portion, 12-guide rod, 13-spring, 14-output pipeline, 15-feeding pipeline, 16-right flange, 17-combined pipeline, 18-combined inner pipe, 19-threaded joint, 20-groove and 21-left flange.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution:

the utility model provides a high temperature high pressure gate valve, including valve body 1, the top position fixed mounting of valve body 1 has end cover 2, and end cover 2's inside interlude is connected with valve rod body 3, the top position fixed of valve rod body 3 has combination top cap 4, the inside top position of valve body 1 embeds there is last diaphragm 8, and the bottom position fixed of valve body 1 has sunken tip 11, one side position of valve body 1 switches on there is output pipeline 14, and another side switch-on of valve body 1 has and sends into pipeline 15, one side position fixed of sending into pipeline 15 has right flange 16, and the inside of sending into pipeline 15 embeds there is combination inner tube 18.

A lower transverse plate 9 is arranged in the lower position inside the valve body 1, the lower transverse plate 9 is fixedly connected with the upper transverse plate 8, a valve plate 10 is connected to the bottom end of the lower transverse plate 9, guide rods 12 are respectively and alternately connected to the positions of two sides of the lower transverse plate 9, a spring 13 is sleeved at the outer position of the middle end of each guide rod 12, the guide rods 12 and the valve body 1 are installed in an embedded mode, the guide rods 12 are fixedly connected with the upper transverse plate 8, and when the gate valve is used for adjusting the fluid circulation rate in a spiral extrusion mode, a group of guide rods 12 are arranged, so that a certain position guiding effect can be achieved on the downward stretching action of the valve plate 10; the bottom end of the valve plate 10 is matched with the inner end of the recessed end part 11 in shape, the valve plate 10 is in sliding connection with the guide rod 12 through the lower transverse plate 9, the top end of the lower transverse plate 9 is fixedly connected with the bottom end of the spring 13, the top end of the spring 13 is fixedly connected with the bottom end of the upper transverse plate 8, the upper transverse plate 8 is in penetrating connection with the valve rod body 3, the bottom end of the valve rod body 3 is attached to the top end of the lower transverse plate 9, the valve rod body 3 is in spiral connection with the sealing end cover 2, and after the lower transverse plate 9 which is subjected to extrusion acting force carries the valve plate 10 to stretch downwards, the size of a gap formed between the valve plate 10 and the recessed end part 11 can be changed rapidly; the top end position of the combined top cover 4 is connected with an operating handle 5, the operating handle 5 is connected with the valve rod body 3 through the combined top cover 4, the appearance of the operating handle 5 is distributed and arranged in a T-shaped structure, the bottom end position of the combined top cover 4 is spirally connected with a switching lantern ring 6, the bottom end position of the switching lantern ring 6 is connected with a combined cover 7, the combined cover 7 and the switching lantern ring 6 are respectively and alternately connected with the valve rod body 3, when the flow control adjustment operation is carried out, the operating handle 5 with the appearance of the T-shaped structure can play a certain auxiliary traction operation, after the combined cover 7 which is fixedly installed just covers the connecting end of the valve rod body 3 and the sealing end cover 2, the combined cover 7 can play a certain external protection role on the connecting end part of the valve rod body 3, and when the whole gate valve has an external protection structure, by carrying out external protection treatment on the connecting end of the valve rod in advance, the phenomenon that the connecting end is adhered due to dirt accumulation can be avoided, and the flow control adjustment operation carried out through the valve rod at the later stage is influenced; the structure is characterized in that a threaded joint 19 is connected to one side of a combined inner pipe 18, a combined pipeline 17 is sleeved at one group of outer positions of the combined inner pipe 18, a groove 20 is formed in the combined pipeline 17 through integral injection molding, a left flange 21 is fixed to one side of the combined pipeline 17, the combined inner pipe 18 is in threaded connection with a feeding pipeline 15 through the threaded joint 19, the combined inner pipe 18 is in clamping connection with the combined pipeline 17 through the groove 20, when the combined inner pipe 18 is matched with the groove 20 through self and is rapidly connected with the combined pipeline 17, the combined inner pipe 18 can play a certain guiding and positioning role in connection between the feeding pipeline 15 and the combined pipeline 17 under the condition that two ends of the combined inner pipe 18 are simultaneously connected, the whole gate valve is enabled to have a guiding and positioning structure, and meanwhile, the guiding and positioning treatment is carried out on the group of connected pipelines in advance, progress when can quickening effectively to carry out the pipe connection operation, the connection operation that the later stage was gone on is more convenient and laborsaving.

The working process is as follows: after the gate valve is quickly communicated with a pipeline for circulating fluid through an output pipeline 14 and a feeding pipeline 15, under the connection and matching of a sealing end cover 2, after an operating handle 5 subjected to manual traction acting force carries a valve rod body 3 to realize rotary rotation, after the rebounding acting force generated by a spring 13 is overcome, a lower transverse plate 9 subjected to extrusion acting force carries a valve plate 10 to realize downward stretching until the size of a crack formed between the valve plate 10 and a concave end part 11 is changed, so that the whole fluid flow control adjusting operation can be quickly finished, the adjusting technology and related principles of the high-temperature and high-pressure gate valve related to the structure are the disclosed prior art, after the valve rod body 3 is respectively connected with the operating handle 5 and the sealing end cover 2, a combined cover 7 subjected to manual traction acting force is quickly installed at the bottom end position of a combined top cover 4 through a switching sleeve ring 6, at this moment, the connecting end of the valve rod body 3 and the sealing end cover 2 is just covered by the combined cover 7, the arrangement of the combined cover 7 can play a certain external protection role on the connecting end part of the valve rod body 3, when the combined pipeline 17 which continuously flows in the fluid is connected through the feeding pipeline 15, the combined inner pipe 18 which is subjected to manual traction acting force rotates in a circling mode, a section of the inner part of the feeding pipeline 15 is taken out, the combined inner pipe 18 is matched with the groove 20 through the combined inner pipe 18, the combined inner pipe 17 is quickly connected, the combined inner pipe 18 is in a state that the two ends of the combined inner pipe are connected simultaneously, and a certain guiding and positioning effect can be achieved on the connection between the feeding pipeline 15 and the combined pipeline 17.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high temperature high pressure gate valve, includes valve body (1), its characterized in that: the utility model discloses a valve body, including valve body (1), top position fixed mounting of valve body (1) has end cover (2), and the inside interlude of end cover (2) is connected with valve rod body (3), the top position fixed of valve rod body (3) has combination top cap (4), the inside top position of valve body (1) embeds there is last diaphragm (8), and the bottom position fixed of valve body (1) has sunken tip (11), one side position switch-on of valve body (1) has output pipeline (14), and another side switch-on of valve body (1) has and sends into pipeline (15), one side position fixed of sending into pipeline (15) has right flange (16), and the inside of sending into pipeline (15) embeds there is combination inner tube (18).

2. A high temperature and high pressure gate valve according to claim 1, wherein: the valve body is characterized in that a lower transverse plate (9) is arranged in the position below the inner portion of the valve body (1), and the lower transverse plate (9) is fixedly connected with the upper transverse plate (8), a valve plate (10) is connected to the bottom end of the lower transverse plate (9), guide rods (12) are alternately arranged on the positions of the two sides of the lower transverse plate (9), springs (13) are sleeved on the outer positions of the middle ends of the guide rods (12), embedded installation is conducted between the guide rods (12) and the valve body (1), and the guide rods (12) are fixedly connected with the upper transverse plate (8).

3. A high temperature and high pressure gate valve according to claim 2, wherein: the shape is identical between the bottom of valve plate (10) and the inner of sunken tip (11), valve plate (10) are through diaphragm (9) and guide arm (12) sliding connection down, and fixed connection between the top of diaphragm (9) and the bottom of spring (13) down, fixed connection between the top of spring (13) and the bottom of last diaphragm (8), and go up and alternate between diaphragm (8) and valve rod body (3) and be connected, laminate each other between the bottom of valve rod body (3) and the top of lower diaphragm (9).

4. A high temperature and high pressure gate valve according to claim 1, wherein: the top position of combination top cap (4) is connected with operating handle (5), and operating handle (5) are connected through combination top cap (4) and valve rod body (3), the appearance of operating handle (5) is "T" type structural distribution and sets up, the bottom position screwed connection of combination top cap (4) has the switching lantern ring (6), and the bottom position of the switching lantern ring (6) is connected with combination cover (7), switching lantern ring (6) alternate with valve rod body (3) respectively and are connected.

5. A high temperature and high pressure gate valve according to claim 1, wherein: the utility model discloses a pipeline structure, including combination inner tube (18), one side position of combination inner tube (18) is connected with screwed joint (19), and a set of outside position of combination inner tube (18) has cup jointed combination pipeline (17), the inside of combination pipeline (17) is seted up flutedly (20) through integrative injection moulding processing, one side position of combination pipeline (17) is fixed with left flange (21), combination inner tube (18) are through screwed joint (19) and send into pipeline (15) screwed connection, and combination inner tube (18) are through recess (20) and combination pipeline (17) block connection.