CN211347491U - Self-constant-temperature heating sampling pipe for mobile source tail gas - Google Patents

Abstract

The utility model relates to a self-constant temperature heating sampling pipe, in particular to a self-constant temperature heating sampling pipe for moving source tail gas, which comprises an outer shell and a cover body arranged on the outer shell, wherein the cover body is arranged at the top of the outer shell, and an inner shell is inserted at the bottom of the outer shell; a discharging barrel is arranged inside the shell, a circuit board groove is formed in the outer surface of the discharging barrel, and a circuit board is arranged inside the circuit board groove. The filter element in the utility model can play a role of filtration; the circuit board directly detects the temperature of the sampling tube, so that the sampling tube is automatically controlled to perform temperature control, the power supply and temperature regulation functions are realized, and the damage of the sampling tube is prevented from being continuously heated. And then solved former sampling pipe and can't be from the constant temperature, do not possess self-checking, do not possess the problem of filtering capability.

Description

Self-constant-temperature heating sampling pipe for mobile source tail gas

Technical Field

The utility model relates to a from constant temperature heating sampling pipe specifically is a from constant temperature heating sampling pipe for removing source exhaust gas.

Background

The heat tracing band is arranged in the structural pipe of the existing electric heat tracing pipe cable, and a sufficient heat insulation layer is filled between the heat tracing band and the outer sleeve pipe, so that the outer sleeve pipe cannot be damaged while temperature detection is realized. But need to be connected with the instrument, carry out temperature regulation and temperature detection through instrument internal control system, if machine one end outage or temperature detection damage etc. the companion's tropical can continue to heat, burns out the pipe. In addition, the fixed filter sleeve device in the sampling pipe can not be disassembled and replaced, and the newly designed structure enables the sampling pipe to be internally provided with a function of conveniently replacing the filter element.

The problems that the original sampling tube cannot realize self-constant temperature, does not have self-checking and does not have a filtering function exist.

Accordingly, a self-heating sampling tube for moving source off-gas is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a from constant temperature heating sampling pipe for removing source tail gas to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a self-constant temperature heating sampling pipe for moving source tail gas comprises an outer shell and a cover body arranged on the outer shell, wherein the cover body is arranged at the top of the outer shell, and an inner shell is inserted into the bottom of the outer shell;

the filter element is arranged inside the shell, the discharge barrel is arranged inside the shell outside the filter element, a circuit board groove is formed in the outer surface of the discharge barrel, and a circuit board is arranged inside the circuit board groove.

In order to further improve the using effect of the self-constant temperature heating sampling pipe for the mobile source tail gas, a round hole is formed in the discharge cylinder.

In order to further improve the using effect of the self-constant temperature heating sampling pipe for the mobile source tail gas, the filter element is arranged inside the filter cylinder, the filter cylinder is arranged inside the shell, the filter cylinder is in threaded connection with the shell, and the bottom of the filter cylinder is provided with the nut.

In order to further improve the use effect of the self-constant temperature heating sampling pipe for moving the source tail gas, the specification of the nut is M12.

In order to further improve a result of use that is used for removing source exhaust from constant temperature heating sampling pipe, the jack has all been seted up on lid and the inner shell, between lid and the shell and the junction between shell and the inner shell all is equipped with sealed the pad.

In order to further improve the use effect of the self-constant temperature heating sampling tube for the mobile source tail gas, the shell is made of polytetrafluoroethylene.

In order to further improve the using effect of the self-constant temperature heating sampling pipe for the mobile source tail gas, the inner shell is made of aluminum.

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

1. the filter element in the utility model can play a role of filtration;

2. the utility model discloses a circuit board is direct to carry out the measuring of temperature to the sampling pipe, has realized that the sampling pipe carries out the automatic control temperature, and what play is the power supply and the effect that adjusts the temperature, has avoided the emergence of the impaired condition of continuous heating sampling pipe.

Drawings

Fig. 1 is the structure schematic diagram of the self-constant temperature heating sampling tube for moving source tail gas of the utility model.

Fig. 2 is an explosion diagram of the self-constant temperature heating sampling tube for moving source tail gas of the utility model.

Fig. 3 is a cross-sectional view of the housing of fig. 1.

Fig. 4 is a schematic structural view of fig. 1 with the inner case removed.

Fig. 5 is a schematic diagram of a transverse cross-sectional structure of the housing of fig. 1.

In the figure: 1-cover body, 2-outer shell, 3-inner shell, 4-nut, 5-filter cylinder, 6-filter core, 7-discharge cylinder, 8-circuit board groove and 9-round hole.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-5, the present invention provides a self-constant temperature heating sampling tube for mobile source exhaust.

Example 1

As shown in fig. 1, in the embodiment of the present invention, a self-constant temperature heating sampling tube for moving source tail gas includes an outer shell 2 and a cover body 1 installed on the outer shell 2, wherein the cover body 1 is installed on the top of the outer shell 2, and an inner shell 3 is inserted in the bottom of the outer shell 2.

As shown in fig. 2 and 5, a filter element 6 is installed inside the housing 2 to have a filtering function.

As shown in fig. 4, the inside discharge tube 7 that is equipped with of shell 2 in the filter core 6 outside discharges and has seted up circuit board recess 8 on discharge tube 7's the surface, and 8 internally mounted of circuit board recess have a circuit board, directly carry out the measuring of temperature to the sampling pipe through the circuit board, have realized that the sampling pipe carries out the automatic control temperature, play be the power supply and the effect that adjusts the temperature, avoided the emergence of the impaired condition of continuous heating sampling pipe.

Further, a circular hole 9 is formed in the discharge cylinder 7.

Example 2

A self-constant temperature heating sampling pipe for moving source tail gas, as shown in figures 1-5, the embodiment of the present invention is a further limitation carried out on the basis of embodiment 1.

Further, the filter element 6 is arranged inside the filter cartridge 5, the filter cartridge 5 is arranged inside the shell 2, the filter cartridge 5 is in threaded connection with the shell 2, the nut 4 is arranged at the bottom of the filter cartridge 5, and the specification of the nut 4 is M12.

Further, all seted up the jack on lid 1 and the inner shell 3, all be equipped with sealed the pad with the junction between outer shell 2 and the inner shell 3 between lid 1 and the outer shell 2, the material of outer shell 2 is polytetrafluoroethylene, and the material of inner shell 3 is aluminium.

The utility model discloses a theory of operation is: the utility model is used for moving source tail gas from constant temperature heating sampling pipe, directly carry out the detection of temperature to the sampling pipe through the circuit board, realized that the sampling pipe carries out the automatic control temperature effect, avoided the emergence of the impaired condition of continuous heating sampling pipe, strain 5 threaded connection of a section of thick bamboo, convenient damage to some extent or filter the cover and tear open when adjusting and trade the processing, the jack has all been seted up on lid 1 and the inner shell 3, realize saving time with the quick connection of tail gas pipe and equipment, the less convenient carrying of whole specification.

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 the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for 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 therefore, should not 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. A self-constant temperature heating sampling pipe for moving source tail gas comprises an outer shell (2) and a cover body (1) arranged on the outer shell (2), and is characterized in that the cover body (1) is arranged at the top of the outer shell (2), and an inner shell (3) is inserted into the bottom of the outer shell (2);

the filter is characterized in that the filter element (6) is arranged inside the shell (2), the discharge barrel (7) is arranged inside the shell (2) outside the filter element (6), a circuit board groove (8) is formed in the outer surface of the discharge barrel (7), and a circuit board is arranged inside the circuit board groove (8).

2. The self-thermostatic heating sampling tube for mobile source tail gas according to claim 1, characterized in that the discharge cylinder (7) is provided with a circular hole (9).

3. The self-thermostatic heating sampling tube for moving source tail gas according to claim 1, characterized in that the filter element (6) is installed inside the filter cartridge (5), the filter cartridge (5) is installed inside the shell (2), the filter cartridge (5) is in threaded connection with the shell (2), and the nut (4) is installed at the bottom of the filter cartridge (5).

4. The self-thermostatically heated sampling tube for mobile source off-gas as claimed in claim 3, characterized in that the nut (4) has the specification M12.

5. The self-constant-temperature heating sampling tube for the mobile source tail gas according to claim 1, wherein the cover body (1) and the inner shell (3) are both provided with insertion holes, and sealing gaskets are arranged at the joints between the cover body (1) and the outer shell (2) and between the outer shell (2) and the inner shell (3).

6. The self-thermostatic heating sampling tube for mobile source tail gas according to claim 5, characterized in that the material of the inner shell (3) is aluminum.

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