CN211117867U

CN211117867U - High temperature valve protection mechanism

Info

Publication number: CN211117867U
Application number: CN201921872304.1U
Authority: CN
Inventors: 先春燕; 马家景
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-02
Filing date: 2019-11-02
Publication date: 2020-07-28
Anticipated expiration: 2029-11-02

Abstract

The utility model provides a high-temperature valve protection mechanism, which comprises a rear shell; the method is characterized in that: the lower end of the rear shell is connected with a hinge in a welding mode, and the other end of the hinge is connected to the bottom surface of the lower shell in a welding mode; the upper part of the lower shell is also connected with an upper shell through a hinge, and the side surface of a cylinder of the upper shell is connected with a wedge-shaped baffle through welding; the side surface of the cylinder of the rear shell is connected with an articulated piece in a welding manner, the articulated piece is connected with a spring plate in an articulated manner, and a limiting fixture block is processed on the outer side surface of the spring plate; one side of back casing has spacing cardboard through welded connection, makes the spring board card in wedge baffle below to accomplish the installation of protective sheath, if need demolish, only need with spring board spanner or other instrument press, alright pull down the protective sheath, prevent that the operator can be scalded to the protective sheath of high temperature, can see out, increased than current high temperature valve protective sheath and installed and remove convenient function, improved the efficiency of detection and maintenance work.

Description

High temperature valve protection mechanism

Technical Field

The utility model belongs to high temperature valve protection field, more specifically says, in particular to high temperature valve protection machanism.

Background

Valves with valve operating temperatures t >450 ℃ are referred to in the general literature as high temperature valves. The high-temperature grade of the high-temperature valve is divided, at present, no unified standard exists, the high-temperature valve is a type which is commonly used in the valve, and the specific performance of the high-temperature valve is as follows: the quenching performance is good, and deep quenching can be performed; the welding property is good; the material has good absorption performance on impact, and is difficult to damage by violence; less tendency to temper brittleness, etc. The kind of high temperature valve is more relatively, and more common has high temperature butterfly valve, high temperature ball valve, high temperature filter, high temperature gate valve etc. when high temperature valve works, the valve has the condition of damaging or leaking unavoidably, and the general temperature of liquid in the high temperature valve is higher, if the leakage appears, inside liquid or gaseous erupts from the valve four sides and can cause the injury to staff on every side when serious, perhaps because the work error, collides the high temperature valve, bumps the valve bad and can cause unnecessary troublesome.

The present chinese utility model patent, for example patent No. cn201120425984.x, discloses a high temperature resistant valve heat preservation protection casing, and its basic description is: the device comprises two half-cavity cover bodies which are buckled and butted, wherein the edge of each half-cavity cover body is provided with a connecting flange. The half-cavity cover body sequentially comprises a glass fiber reinforced plastic shell, a high-temperature-resistant bonding layer and a high-temperature-resistant insulating layer from outside to inside; the high-temperature resistant heat-insulating layer is made of an aluminum silicate fiber felt heat-insulating material. The glass fiber reinforced plastic shell is molded, and the size and shape of the formed inner cavity are matched with the appearance of the valve.

Based on the above patent description, it can be seen that the high temperature valve protection cover like this patent is inconvenient to assemble and disassemble, the daily monitoring is troublesome, the housing of the valve protection device cannot be quickly removed in emergency maintenance, and the maintenance time is delayed.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a high temperature valve protection mechanism is provided in order to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a high temperature valve protection mechanism to solve the high temperature valve safety cover that is similar to in this patent and install and remove inconvenience, daily monitoring is more troublesome, can not pull down valve protection device's shell rapidly during emergency maintenance, delays the problem of repair time.

The utility model relates to a high temperature valve protection machanism's purpose and efficiency is reached by following concrete technological means:

a high-temperature valve protection mechanism comprises a heat shrinkable sleeve body; the rear housing; the method is characterized in that: the lower end of the rear shell is connected with a hinge in a welding mode, and the other end of the hinge is connected to the bottom surface of the lower shell in a welding mode; the upper part of the lower shell is also connected with an upper shell through a hinge, and the side surface of a cylinder of the upper shell is connected with a wedge-shaped baffle through welding; the side surface of the cylinder of the rear shell is connected with an articulated piece in a welding manner, the articulated piece is connected with a spring plate in an articulated manner, and a limiting fixture block is processed on the outer side surface of the spring plate; one side of the rear shell is connected with a limiting clamping plate through welding.

Further, the lower end of the upper shell is provided with a strip-shaped groove, and a semicircular hole is formed above the upper shell.

Furthermore, the lower shell is a quarter circle cylinder, and a semicircular strip is processed above the lower shell.

Furthermore, the front of the spring plate is processed into a wedge-shaped block, and the rear side of the spring plate is a rectangular plate with the thickness being half of that of the wedge-shaped block.

Further, the upper end of the limiting clamping plate is bent towards the inner side, a spring is mounted on the limiting clamping plate, and the limiting clamping block is a rectangular convex block.

Compared with the prior art, the utility model discloses following beneficial effect has:

this design has carried out structural improvement on the basis of current high temperature valve protective sheath, mainly embodies: the protective housing of this structure divide into the triplex, through hinge connection, the top is passed through wedge spring board and wedge baffle connection, during the use with protective sheath cover on the valve, will go up the casing lock under on the casing, sand grip and cell body lock between the two, can make and bear the striking ability improvement, again with three casing locks, make the spring board inject wedge baffle below, because the spring action of the wedge structure of spring board and spring board below, make the spring board card in wedge baffle below, thereby accomplish the installation of protective sheath, if need demolish, only need press spring board with spanner or other instruments, alright pull down the protective sheath, prevent that the operator can be scalded to the protective sheath of high temperature, to sum up, can find out, increased the convenient function of installing and removing than current high temperature valve protective sheath, improved the efficiency of detection and maintenance work.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the development structure of the present invention.

Fig. 3 is a schematic view of the spring plate structure of the present invention.

Fig. 4 is a schematic diagram of the internal structure of the present invention.

Fig. 5 is a schematic bottom structure of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a rear housing; 2. a lower housing; 3. an upper housing; 4. a hinge; 5. a wedge-shaped baffle; 6. a spring plate; 601. A limiting clamping block; 7. a limiting clamping plate; 8. a spring; 9. a hinge member.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a high-temperature valve protection mechanism, which comprises a rear shell 1; the lower end of the rear shell 1 is connected with a hinge 4 through welding, and the other end of the hinge 4 is connected to the bottom surface of the lower shell 2 through welding; the upper part of the lower shell 2 is also connected with an upper shell 3 through a hinge 4, and the cylindrical side surface of the upper shell 3 is connected with a wedge-shaped baffle 5 through welding; the side surface of the cylinder of the rear shell 1 is connected with a hinge 9 through welding, the hinge 9 is connected with a spring plate 6 through hinge, and the outer side surface of the spring plate 6 is processed with a limiting fixture block 601; one side of the rear shell 1 is connected with a limit clamping plate 7 through welding.

Wherein, the lower extreme of going up casing 3 has seted up the bar groove, and has seted up the semicircle orifice in the top of going up casing 3, and last casing 3 of this structure is shown as figure 2, goes up the semicircular through-hole of top processing of casing 3, forms a circular through-hole after 1 lock with back casing, can block in the handle below of valve, and the bar groove of lower extreme is shown in figure 1 after

last casing

3 and 2 locks of casing down, can strengthen anti striking ability, improves the durability.

Wherein, casing 2 is the cylinder of quarter round down, and the top processing of casing 2 down has semi-circular strip, and casing 2 is as shown in figure 5 down of this structure, and casing 2 is connected to last casing 3 and back casing 1 down, and the semi-circular strip of casing 2 top down is buckled in the bar groove of the lower extreme of last casing 3 when the three lock, can strengthen the crashproof ability of protective housing, reduces the probability of damaging because of the striking.

Wherein, the place ahead processing of spring board 6 is the wedge, and the rear side of spring board 6 is the half rectangular plate of wedge for thickness, the spring board 6 of this structure is as shown in fig. 3, when three casings of lock, make spring board 6 inject wedge baffle 5 below, because the effect of the wedge structure of spring board 6 and the spring 8 of spring board 6 below, make spring board 6 block in wedge baffle below, thereby accomplish the installation of protective sheath, during the dismantlement, use tools press spring board 6, make spring board 6 break away from wedge baffle 5, alright pull down the protective housing, avoided the condition of scalding the hand easily because of valve high temperature.

Wherein, the upper end of spacing cardboard 7 is bent to the inboard processing, and installs spring 8 on the spacing cardboard 7, and spacing fixture block 601 is the rectangle lug, and the spacing cardboard 7 of this structure is shown in fig. 3, and the cooperation has spring 8 and spacing cardboard 7 of spacing cardboard 7, and spacing cardboard 7 processing is on spring plate 6, and spring plate 6 upspring under the effect of spring 8, and the effect of spacing cardboard 7 is the position of restriction spring plate 6, makes it not deviate from working range.

The specific use mode and function of the embodiment are as follows:

the utility model discloses in, expand the three-section casing, paste tight valve installation from the below with back casing 1, will go up

casing

3 and 2 locks of casing down on back casing 1, make wedge baffle 5 detain in 6 tops of spring board, 6 wedge-shaped structures of spring board make wedge baffle 5 block, do not kick-back, the protective housing can be installed and is accomplished, inside gas or liquid erupts when can preventing that the valve from appearing leaking and cause the injury to the staff, still can play the effect of protection flap when the valve stands the striking, when needing to dismantle and maintain the valve, only need press 6 spanner or other instruments of spring board, alright pull down the protective sheath, the operator can be scalded to the protective sheath that prevents the high temperature, to sum up, can see out, increased the convenient function of installing and removing than current high temperature valve protective sheath, improved the efficiency of detecting and maintaining work.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A high-temperature valve protection mechanism comprises a rear shell (1); the method is characterized in that: the lower end of the rear shell (1) is connected with a hinge (4) through welding, and the other end of the hinge (4) is connected to the bottom surface of the lower shell (2) through welding; the upper part of the lower shell (2) is also connected with an upper shell (3) through a hinge (4), and the cylindrical side surface of the upper shell (3) is connected with a wedge-shaped baffle (5) through welding; the side surface of a cylinder of the rear shell (1) is connected with a hinge piece (9) through welding, the hinge piece (9) is connected with a spring plate (6) through hinge joint, and a limiting fixture block (601) is processed on the outer side surface of the spring plate (6); one side of the rear shell (1) is connected with a limiting clamping plate (7) through welding.

2. A high temperature valve guard mechanism as claimed in claim 1, wherein: a strip-shaped groove is formed in the lower end of the upper shell (3), and a semicircular hole is formed in the upper portion of the upper shell (3).

3. A high temperature valve guard mechanism as claimed in claim 1, wherein: the lower shell (2) is a quarter circle cylinder, and a semicircular strip is processed above the lower shell (2).

4. A high temperature valve guard mechanism as claimed in claim 1, wherein: the front of the spring plate (6) is processed into a wedge-shaped block, and the rear side of the spring plate (6) is a rectangular plate with the thickness being half of that of the wedge-shaped block.

5. A high temperature valve guard mechanism as claimed in claim 1, wherein: the upper end of the limiting clamping plate (7) is bent towards the inner side, a spring (8) is installed on the limiting clamping plate (7), and the limiting clamping block (601) is a rectangular convex block.