阅读说明：本技术 弹顶贴壁式支撑卡座及利用这一卡座的热电偶 (Spring top wall-attached type supporting clamping seat and thermocouple using same ) 是由 刘瀚孺 于 2020-07-31 设计创作，主要内容包括：本发明公开弹顶贴壁式支撑卡座及利用这一卡座的热电偶,包括测温端、贯穿体和支撑体,在测温端的测温孔中设置热电偶,在支撑体内设置弹簧,以将支撑部件与管道内壁贴合,利用管道和支撑部件之间的作用力将位于底端的测温端紧贴管道内壁。本发明的技术方案利用弹簧作用将热电偶测温点固定在贴壁的位置,并进行保护,从而实现热电偶测温点的贴壁式安装和使用。(The invention discloses a spring top wall-attached type supporting clamping seat and a thermocouple using the clamping seat. The technical scheme of the invention utilizes the spring action to fix the temperature measuring point of the thermocouple at the position of the wall-attached position and protect the temperature measuring point, thereby realizing the wall-attached installation and use of the temperature measuring point of the thermocouple.)

1. The spring top wall-mounted support clamping seat is characterized by comprising a temperature measuring end, a penetrating body and a support body, wherein the temperature measuring end, the penetrating body and the support body are fixedly arranged from bottom to top in sequence;

the temperature measuring end comprises a protective sleeve and a temperature measuring hole arranged in the protective sleeve, and the temperature measuring hole is used for installing and accommodating a thermocouple

The penetrating body is arranged at the upper part of the temperature measuring end, comprises an outer wall of the penetrating body and a through hole, and is used for accommodating a penetrating connecting part of a plurality of elastic top wall-mounted supporting clamping seats before and after connection

The supporter setting is on penetrating body upper portion, including supporter shell, spring and supporting component, supporter shell with run through external wall fixed connection, set up the spring in supporter shell and the space that runs through external wall, the top of supporter shell sets up the opening, sets up the supporting component between spring, supporter shell and opening, the supporting component bottom links to each other with the spring, the export of supporter shell is stretched out on the supporting component top.

2. A sprung roof-in-wall support cartridge as claimed in claim 1, in which the number of supports is at least one, preferably 1-2.

3. The sprung roof-in-wall support cartridge of claim 1, wherein the support member is selected to be in point contact with the inner wall of the pipe to reduce friction therebetween, such as a top hemispherical and bottom cylindrical support member, or a spherical ball support member or a ball support member.

4. The spring top wall-mounted support clamping seat according to claim 1, wherein the protective sleeve is cylindrical in whole, a temperature measuring hole is formed in one end of the protective sleeve, and a protective end is arranged at the other end of the protective sleeve, namely, the other end of the protective sleeve is designed to be in a circular truncated cone shape.

5. A thermocouple utilizing a sprung-roof-in-wall type support cartridge as claimed in any one of claims 1 to 4, characterised in that a plurality of sprung-roof-in-wall type support cartridges are connected to the fixed plate using a through-connection member passing through a central through-hole in the fixed plate and through-holes in the sprung-roof-in-wall type support cartridge, the thermocouple passing through the mounting hole in the fixed plate and extending into the temperature measuring hole in the sprung-roof-in-wall type support cartridge for each sprung-roof-in-wall type support cartridge, the remaining thermocouples passing through the side through-holes in the fixed plate or the gap between the fixed plate and the inner wall of the pipe or the gap between the sprung-roof-in-wall type support cartridge and the inner wall of the pipe to reach the next sprung-roof-in-wall type support.

6. The thermocouple of claim 5, wherein each thermocouple is connected to the junction box by a wire.

7. A thermocouple according to claim 5, in which the through connection member is of solid or hollow construction.

Technical Field

The invention relates to the technical field of thermocouples, in particular to a spring top wall-mounted supporting clamping seat and a thermocouple using the clamping seat.

Background

Thermocouples are commonly used temperature measuring instruments and are often used in various occasions or reaction devices requiring temperature control, such as chemical reaction kettles, sintering furnaces and the like. In these devices or situations, it is necessary to pay close attention to the contact between the temperature measuring point of the thermocouple and the object or location to be measured, and to prevent external influences while maintaining effective contact between the temperature measuring point and the object or location to be measured. Meanwhile, the thermocouple is a commonly used temperature detection and control unit in various chemical engineering, nuclear power engineering and other projects, the actual reaction temperature needs to be actually reacted and fed back in time, and more importantly, various adaptability improvements are needed to be carried out on the thermocouple due to different actual use environments, such as corrosion resistance requirements of acid resistance and alkali resistance, wear resistance requirements of dust impact resistance, position requirements of various special temperature measurement structures and the like. In actual use conditions, a long-length tubular structure exists, a plurality of thermocouple temperature measuring points need to be arranged in the length direction, and the temperature measuring points of the thermocouples need to be tightly attached to the inner wall of the metal tubular structure for temperature measurement. The length of the tubular structure brings great invariance to the installation of the inner walls of a plurality of thermocouple temperature measuring points, and the inner wall of the tubular structure often has welding seams left by welding treatment, so that the thermocouple temperature measuring points are easily damaged; the same installation problems exist with long distance thermowells. In order to solve the problem, the applicant develops and applies a Chinese invention patent 'bimetallic-strip-based elastic mounting bracket and a thermocouple using the same' (application number 2019106481667), and aims to drive a thermocouple temperature measuring point to operate in a pipeline by using the form change of bimetallic strips at different temperatures so as to achieve the purpose of being tightly attached to the inner wall of the pipeline, but the design needs to screen and design the bimetallic strips according to the environmental use temperature and lacks certain universality; meanwhile, during installation and use, deformation of the bimetallic strip brings damage risk to a thermocouple temperature measuring point.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a spring top wall-attached type supporting clamping seat and a thermocouple using the clamping seat, aiming at fixing a thermocouple temperature measuring point at an attached position by using the action of a spring and protecting the thermocouple temperature measuring point when the thermocouple is installed, thereby realizing the wall-attached type installation and use of the thermocouple temperature measuring point.

The technical purpose of the invention is realized by the following technical scheme.

The spring top wall-mounted supporting clamping seat comprises a temperature measuring end, a penetrating body and a supporting body, wherein the temperature measuring end, the penetrating body and the supporting body are sequentially and fixedly arranged from bottom to top.

The temperature measuring end comprises a protective sleeve and a temperature measuring hole arranged in the protective sleeve, and the temperature measuring hole is used for installing and containing (armored) a thermocouple (temperature measuring point)

The penetrating body is arranged at the upper part of the temperature measuring end and comprises a penetrating body outer wall and a through hole, particularly, the penetrating body outer wall is fixedly connected with the protective sleeve of the temperature measuring end, the through hole integrally penetrates through the penetrating body outer wall from left to right, and in the penetrating body outer wall, the through hole is a through hole and is used for accommodating a plurality of penetrating connecting parts which are arranged on the front and the back of connection and abut against the wall and support the clamping seat

The supporter setting is on penetrating body upper portion, including supporter shell, spring and supporting component, specifically, the supporter shell with run through external wall fixed connection, set up the spring in the space of supporter shell and penetrating external wall, the top of supporter shell sets up the opening, sets up supporting component between spring, supporter shell and opening, the supporting component bottom links to each other with the spring, the export of supporter shell is stretched out on the supporting component top.

The number of supports is at least one, preferably 1 to 2.

The support member is selected to be in point contact with the inner wall of the pipeline, so that friction between the support member and the pipeline is reduced, and the support member is a top semicircle ball and a bottom cylinder, or a spherical ball or a ball.

The whole protective sheath is cylindrical, and one end opening sets up the temperature measurement hole, selects to set up the protection end at the other end of protective sheath, is about to the other end design of protective sheath into round platform shape.

The thermocouple of the spring top adherence type support clamping seat is utilized, a central through hole penetrating through a connecting part and penetrating through a fixing piece and a through hole of the spring top adherence type support clamping seat are used for connecting a plurality of spring top adherence type support clamping seats with the fixing piece, the thermocouple is arranged in a temperature measuring hole of each spring top adherence type support clamping seat, for each spring top adherence type support clamping seat, the thermocouple penetrates through a mounting hole of the fixing piece and extends into the temperature measuring hole of the spring top adherence type support clamping seat, and the rest thermocouples penetrate through side through holes of the fixing piece or a gap between the fixing piece and the inner wall of a pipeline or a gap between the spring top adherence type support clamping seat and the inner wall of the pipeline to reach the next spring top adherence type support clamping seat until the last spring top adherence type support clamping seat.

And a fixing sheet is selected to be used for mounting and matching the plurality of spring top wall-mounted supporting clamping seats and the armored thermocouple.

The stationary blade, including the stationary blade body, side through hole, central through hole and mounting hole set up side through hole, central through hole and mounting hole on the stationary blade body, wherein:

the side through holes are symmetrically positioned at two sides of the central axis and used for the thermocouple to penetrate through the fixing piece and extend to the next fixing piece;

the central through hole is positioned on the central axis and is used for penetrating through the connecting part so as to connect the front elastic top wall-mounted support clamping seat and the rear elastic top wall-mounted support clamping seat;

the mounting hole is positioned on the central axis and below the central through hole and used for enabling the thermocouple to penetrate through the fixing piece and extend into a temperature measuring hole of the spring top wall-mounted type supporting clamping seat matched with the fixing piece.

The central through hole on the fixing piece corresponds to the through hole of the spring top adherence type support clamping seat, the mounting hole on the fixing piece corresponds to the temperature measuring hole of the spring top adherence type support clamping seat, and the central through hole is positioned above the mounting hole on the central axis of the fixing piece.

The through connecting part is of a solid structure or a hollow structure, and the hollow structure is preferably used for facilitating air inflation into the installation pipeline through the hollow structure during actual installation and use.

Each thermocouple (namely thermocouple temperature-measuring armor wire) is connected with the junction box through a line so as to realize adherent measurement of the temperature of each preset position in the pipeline.

The invention discloses a spring top wall-attached type supporting clamping seat and a thermocouple using the clamping seat. The technical scheme of the invention utilizes the spring action to fix the temperature measuring point of the thermocouple at the position of the wall-attached position and protect the temperature measuring point, thereby realizing the wall-attached installation and use of the temperature measuring point of the thermocouple.

Drawings

Fig. 1 is a schematic structural diagram (1) of the spring top wall-mounted support clamping seat, wherein 1 is a temperature measuring end, 1-1 is a protective sleeve, 1-2 is a temperature measuring hole, 1-3 is a protective end, 2 is a penetrating body, 2-1 is the outer wall of the penetrating body, 2-2 is a penetrating hole, 3 is a support body, 3-1 is a support body shell, 3-2 is a spring, and 3-3 is a support part.

Fig. 2 is a schematic structural diagram (2) of the spring top wall-mounted support clamping seat of the invention, wherein 1 is a temperature measuring end, 2 is a penetrating body, 3 is a support body, 3-1 is a support body shell, 3-2 is a spring, and 3-3 is a support part.

FIG. 3 is a schematic structural view of the anchor sheet of the present invention, wherein 4 is the anchor sheet, 4-1 is the anchor sheet body, 4-2 is the side through hole, 4-3 is the central through hole, and 4-4 is the mounting hole.

Fig. 4 is a schematic structural diagram (1) of the thermocouple of the present invention, wherein 4 is a fixing piece, 5 is a spring top wall-mounted support clamping seat, 6 is an armored thermocouple, 7 is a through connection part, and 8 is a mounting flange.

FIG. 5 is a schematic structural diagram (2) of the thermocouple of the present invention, wherein 4 is a fixing piece, 4-2 is a side through hole, 5 is a spring top wall-mounted supporting clamping seat, 6-1 is an armored thermocouple passing through the side through hole of the fixing piece, 6-2 is an armored thermocouple installed and fixed in a temperature measuring hole, and 7 is a through connecting part.

Detailed Description

The technical scheme of the invention is further explained by combining specific examples.

The structure of the spring top wall-mounted supporting clamping seat is illustrated by the structure shown in the attached drawing 1, and comprises a temperature measuring end, a penetrating body and a supporting body, wherein the temperature measuring end, the penetrating body and the supporting body are fixedly arranged from bottom to top in sequence.

The temperature measuring end comprises a protective sleeve and a temperature measuring hole arranged in the protective sleeve, and the temperature measuring hole is used for installing and containing (armored) a thermocouple (temperature measuring point)

The body that runs through sets up in temperature measurement end upper portion, including running through external wall and through hole, particularly, runs through external wall and the protective sheath fixed connection of temperature measurement end, and the through hole wholly passes through external wall, from left to right in figure 1, in running through external wall, the through hole is the through-hole for a plurality of bullet tops adherence formula support cassette's run through adapting unit around holding the connection

The supporter setting is on penetrating body upper portion, including supporter shell, spring and supporting component, specifically, the supporter shell with run through external wall fixed connection, set up the spring in the space of supporter shell and penetrating external wall, the top of supporter shell sets up the opening, sets up supporting component between spring, supporter shell and opening, the supporting component bottom links to each other with the spring, the export of supporter shell is stretched out on the supporting component top.

The design of the whole clamping seat is carried out according to the outer diameter and the inner diameter of the pipeline, then the whole elastic top wall-attached type supporting clamping seat is arranged in the pipeline, at the moment, the supporting part and the inner wall of the pipeline act, the temperature measuring end is transmitted to the temperature measuring end through the spring and the penetrating body, so that the temperature measuring end is attached to the inner wall of the pipeline, a (armored) thermocouple temperature measuring point arranged in a temperature measuring hole is driven to be attached to the inner wall of the pipeline, the temperature measurement attached to the inner wall of the pipeline is realized, and the number of the supporting bodies.

To facilitate push/pull operations in long pipes to prepare the thermocouple temperature measurement points for placement at predetermined locations within the pipe, for the support members, as seen in fig. 1 and 2, the support members are selected to make point contact with the inner wall of the pipe, reducing friction between the two, such as the top and bottom cylindrical support members of fig. 1, or the round balls or beads of fig. 2; the protective sheath is whole cylindrical, and one end opening sets up the temperature measurement hole (the temperature measurement hole does not run through whole protective sheath), selects to set up the protection end at the other end of protective sheath, is about to the other end design round platform shape of protective sheath. Thus, when the push/pull operation is performed in a long pipe, the protection end in the shape of a truncated cone at the front end of the protection sleeve can not only protect the thermocouple in the temperature measurement hole, but also reduce the contact or collision with the inner wall of the pipe.

The thermocouple described above using the spring top wall-mounted support cartridge is shown in figures 4 and 5. The plurality of ejection wall-mounted supporting clamping seats are connected by a penetrating connecting part, a thermocouple is arranged in a temperature measuring hole of each ejection wall-mounted supporting clamping seat, and a fixing piece shown in the attached drawing 3 is selected to be used for mounting and matching the plurality of ejection wall-mounted supporting clamping seats and the armored thermocouples.

The stationary blade, including the stationary blade body, side through hole, central through hole and mounting hole set up side through hole, central through hole and mounting hole on the stationary blade body, wherein:

the side through holes are symmetrically positioned at two sides of the central axis and used for the thermocouple to penetrate through the fixing piece and extend to the next fixing piece;

the central through hole is positioned on the central axis and is used for penetrating through the connecting part so as to connect the front elastic top wall-mounted support clamping seat and the rear elastic top wall-mounted support clamping seat;

the mounting hole is positioned on the central axis and below the central through hole and used for enabling the thermocouple to penetrate through the fixing piece and extend into a temperature measuring hole of the spring top wall-mounted type supporting clamping seat matched with the fixing piece.

The central through hole on the fixing piece corresponds to the through hole of the spring top adherence type support clamping seat, the mounting hole on the fixing piece corresponds to the temperature measuring hole of the spring top adherence type support clamping seat, and the central through hole is positioned above the mounting hole on the central axis of the fixing piece.

For each spring top adherence type support clamping seat, the armored thermocouple passes through the mounting hole of the fixing piece and extends into the temperature measuring hole of the spring top adherence type support clamping seat, and the rest armored thermocouples pass through the side through holes of the fixing piece or the gap between the fixing piece and the inner wall of the pipeline or the gap between the spring top adherence type support clamping seat and the inner wall of the pipeline to reach the next spring top adherence type support clamping seat until the last spring top adherence type support clamping seat.

The through connecting part is of a solid structure or a hollow structure, and the hollow structure is preferably used for facilitating air inflation into the installation pipeline through the hollow structure during actual installation and use.

In this embodiment, a plurality of sheathed thermocouples converge on the mounting flange, and each sheathed thermocouple (i.e., thermocouple temperature-measuring sheathed wire) is connected with the junction box through a line, so as to realize adherent measurement of the temperature of each preset position in the pipeline.

The invention has been described in an illustrative manner, and it is to be understood that any simple variations, modifications or other equivalent changes which can be made by one skilled in the art without departing from the spirit of the invention fall within the scope of the invention.