CN111237565B

CN111237565B - Heat exchanger pipe orifice joint structure

Info

Publication number: CN111237565B
Application number: CN201911347040.2A
Authority: CN
Inventors: 郝兆龙; 陈万东; 黄子祥; 吕素雁
Original assignee: Shanghai Richen Environmental Protection Technology Co ltd
Current assignee: SHANGHAI RICHEN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd.
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2021-09-24
Anticipated expiration: 2039-12-24
Also published as: CN111237565A

Abstract

The invention discloses a heat exchanger pipe orifice joint structure which comprises a heat exchanger main pipe, an annular insertion elastic sleeve arranged on the heat exchanger main pipe, an external insertion pipe and an insertion limiting convex piece fixed on the external insertion pipe, wherein an elastic piece groove and a convex piece screwing groove perpendicular to the elastic piece groove are formed in the annular insertion elastic sleeve, an elastic piece is arranged on the inner groove wall of the elastic piece groove through a telescopic shaft support and is elastically pressed into the convex piece screwing groove, a pressing groove is formed in one surface, close to the external insertion pipe, of the annular insertion elastic sleeve, and the pressing groove is communicated with the elastic piece groove. Has the advantages that: the pipe orifice joint structure of the heat exchanger quickly installs and connects the external pipeline and the heat exchange pipeline together through pressing and screwing, and the convex part is not easy to clamp out through clamping of the elastic part, so that the connection is firm, and the disassembly and the assembly are convenient.

Description

Heat exchanger pipe orifice joint structure

Technical Field

The invention relates to the field of integral bathroom devices, in particular to a heat exchanger pipe orifice joint structure.

Background

The heat exchanger is a device for transferring partial heat of hot fluid to cold fluid, and is also called as a heat exchanger, and the heat exchanger is a general device in chemical industry, petroleum industry, power industry, food industry and other industrial departments, and plays an important role in production. The heat exchanger can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical production, the application is wider, the heat exchanger is various, but the heat exchanger can be basically divided into three categories according to the heat exchange principle and the heat exchange mode of cold fluid and hot fluid, namely: dividing wall type, mixed type and heat storage type. Among the three types of heat exchangers, the dividing wall type heat exchanger is most used, the heat exchanger needs to be communicated with a plurality of external pipelines for heat exchange to realize heat exchange, and the traditional heat exchange pipe orifice joint is troublesome to install and is not easy to detach.

Disclosure of Invention

The present invention is directed to a heat exchanger pipe orifice joint structure for solving the above problems.

The invention realizes the purpose through the following technical scheme:

the utility model provides a heat exchanger mouth of pipe joint design, includes the heat exchanger be responsible for the annular bullet cover, the outside pipe of pegging graft of setting on the heat exchanger is responsible for and fixes the spacing protruding piece of pegging graft on the outside pipe of pegging graft, the inside of annular bullet cover of pegging graft seted up bullet groove and with bullet groove vertically protruding piece connects the groove soon, support through the telescopic shaft on the inner cell wall in bullet groove and install bullet, bullet suppress to protruding piece connects inslot portion soon, the annular bullet is inserted and is sheathe in by approach in the one side of pipe of pegging graft has seted up and presses the groove, press the groove with bullet groove switch-on, compression spring has been cup jointed on the telescopic shaft, compression spring's one end is fixed on the bullet, compression spring's the other end is installed on the inner wall in bullet groove.

Furthermore, a clamping piece is fixedly installed on one surface, far away from the convex piece screwing groove, of the elastic piece and is clamped to the groove wall of the elastic piece groove.

Furthermore, the inserting limit convex part is clamped inside the convex part screwing groove and used for connecting the heat exchanger main pipe and the external inserting pipe together.

Furthermore, a rubber pressure pad is attached to the outer side face of the elastic piece, the area of the elastic piece is larger than the cross sectional area of the pressing groove, and the cross sectional area of the inserting limiting convex piece is smaller than the cross sectional area of the pressing groove.

In the structure, the heat exchanger is responsible for stretching on being the heat exchanger and connects the pipeline, outside grafting pipe is for the pipeline with the outside link, when needs are connected to the two together, will peg graft spacing protruding piece and aim at and press the groove, at this moment, the bullet piece is pressed down to the spacing protruding piece of pegging graft, bullet piece compression bullet piece groove, this moment peg graft spacing protruding piece press down certain degree of depth after clockwise rotation to protruding piece connect the inslot portion soon, at this moment, the spacing protruding piece of pegging graft is not blockking up the bullet piece, bullet piece bullet plays the joint and connects the groove soon with the spacing protruding piece card of pegging graft, realize the two butt joint, be difficult for separately, be fit for long-time use, when needs dismouting, press down the bullet piece with the help of thin branch and will peg graft spacing protruding piece and screw out.

Has the advantages that: the pipe orifice joint structure of the heat exchanger quickly installs and connects the external pipeline and the heat exchange pipeline together through pressing and screwing, and the convex part is not easy to clamp out through clamping of the elastic part, so that the connection is firm, and the disassembly and the assembly are convenient.

Drawings

FIG. 1 is a schematic view of the general structure of a heat exchanger pipe orifice joint structure according to the present invention;

FIG. 2 is an enlarged view of a part of the structure of the heat exchanger pipe orifice joint structure according to the present invention;

FIG. 3 is an enlarged view of a second partial structure of the heat exchanger pipe orifice joint structure according to the present invention;

FIG. 4 is a schematic diagram of the outer side surface of an annular bullet inserting sleeve of the heat exchanger pipe orifice joint structure according to the present invention;

FIG. 5 is a schematic cross-sectional view of an annular elastic insertion sleeve of a water leakage cleaning barrel part of a heat exchanger pipe orifice joint structure according to the invention;

fig. 6 is an enlarged structural view of an annular bullet inserting sleeve part of a heat exchanger pipe orifice joint structure.

The reference numerals are explained below:

1. a heat exchanger main pipe; 2. an annular bullet inserting sleeve; 3. an external bayonet tube; 4. a projectile slot; 5. a spring member; 6. a compression spring; 7. a telescopic shaft; 8. a fastener; 9. a rubber pressure pad; 10. inserting a limit convex part; 11. pressing the groove; 12. the convex part is connected with the groove in a screwing way.

The specific implementation mode is as follows:

in the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be further described with reference to the accompanying drawings in which:

as shown in fig. 1-4, a heat exchanger pipe orifice joint structure comprises a heat exchanger main pipe 1, an annular insertion elastic sleeve 2 arranged on the heat exchanger main pipe 1, an external insertion pipe 3 and an insertion limiting convex part 10 fixed on the external insertion pipe 3;

an elastic piece groove 4 and a convex piece rotary connection groove 12 perpendicular to the elastic piece groove 4 are formed in the annular bullet inserting sleeve 2, an elastic piece 5 is supported and mounted on the inner groove wall of the elastic piece groove 4 through a telescopic shaft 7, and the elastic piece 5 is pressed into the convex piece rotary connection groove 12;

the one side that leans on to connect outside plug tube 3 on annular bullet plug bush 2 has been seted up and has been pressed groove 11, presses groove 11 and plays 4 switch-ons in groove, has cup jointed compression spring 6 on the telescopic shaft 7, and compression spring 6's one end is fixed on bullet piece 5, and on the inner wall in bullet piece groove 4 was installed to compression spring 6's the other end.

Preferably, a clamping piece 8 is fixedly arranged on one surface of the elastic piece 5 far away from the convex piece screwing groove 12, and the clamping piece 8 is clamped on the groove wall of the elastic piece groove 4.

Preferably, the plug-in limit protruding part 10 is snapped into the protruding part screwing groove 12 for connecting the main tube 1 of the heat exchanger and the external plug-in tube 3 together.

Preferably, a rubber pressure pad 9 is attached to the outer side surface of the elastic piece 5, the area of the elastic piece 5 is larger than the cross-sectional area of the pressing groove 11, and the cross-sectional area of the insertion limiting convex piece 10 is smaller than the cross-sectional area of the pressing groove 11.

In this embodiment, the heat exchanger is responsible for 1 and is stretching to connect the pipeline on the heat exchanger, outside grafting pipe 3 is the pipeline with outside link, when needs are connected to the two together, will peg graft spacing protruding 10 and aim at and press indent 11, at this moment, the bullet piece 5 is pressed to grafting spacing protruding 10, bullet piece 5 compresses to bullet piece groove 4, this moment peg graft spacing protruding 10 and press to certain degree of depth after clockwise rotation to protruding piece and connect 12 insidely soon, at this moment, the spacing protruding 10 of pegging graft is not blockking up bullet piece 5, bullet piece 5 plays the joint soon and connects groove 12 and will peg graft spacing protruding 10 card to protruding, realize the two butt joint, be difficult for separately, be fit for long-time use, when needs dismouting, press down the protruding 5 with the help of thin branch and will peg graft spacing protruding 10 and screw out.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a heat exchanger mouth of pipe joint design which characterized in that: including the heat exchanger person in charge, set up annular on the heat exchanger person in charge insert bullet cover, outside and peg graft the pipe and fix peg graft spacing protruding piece on the outside pipe of pegging graft, the inside of annular insert bullet cover seted up the bullet groove and with bullet groove vertically protruding piece connects the groove soon, install the bullet piece through the telescopic shaft support on the inner cell wall in bullet groove, the bullet piece suppress protruding piece connects inslot portion soon, the annular insert bullet is sheathe in the butt joint the one side of outside pipe of pegging graft has seted up and has been pressed the groove, press the groove with bullet groove switch-on, compression spring has been cup jointed on the telescopic shaft, compression spring's one end is fixed on the bullet piece, compression spring's the other end is installed on the inner wall in bullet groove.

2. The heat exchanger tube orifice joint structure of claim 1, characterized in that: the elastic piece is far away from one side of the convex piece rotary connection groove, a clamping piece is fixedly installed on the side, and the clamping piece is clamped to the groove wall of the elastic piece groove.

3. The heat exchanger tube orifice joint structure of claim 1, characterized in that: the inserting limit convex part is clamped inside the convex part screwing groove and used for connecting the heat exchanger main pipe and the external inserting pipe together.

4. The heat exchanger tube orifice joint structure of claim 1, characterized in that: the rubber pressure pad is attached to the outer side face of the elastic piece, the area of the elastic piece is larger than the cross sectional area of the pressing groove, and the cross sectional area of the inserting limiting convex piece is smaller than the cross sectional area of the pressing groove.