CN211177419U - Adjustable return air type heating unit - Google Patents

Abstract

The utility model discloses an adjustable return air type heating unit, violently manage including shell, high-power heating unit, return air riser, return air, upper portion is provided with high-power heating unit in the shell of shell, and the front end of shell is provided with tripe air supply window, the upper end of shell is seted up hole department and is provided with the return air connecting pipe, and the upper end of return air connecting pipe is connected with the return air riser, return air riser lateral wall interlude connecting tube mouth is provided with first tripe return air window, and return air riser lateral wall interlude connecting tube department is provided with first return air electric valve. Adjustable return air type heating unit, the screw thread intubate of return air connecting pipe setting can realize being connected between return air riser and the shell, screw thread intubate and sealing ring mutually support, realize the sealing connection of return air riser and shell, the flange that the return air connecting pipe set up makes things convenient for the connection and the dismantlement of return air riser and shell, conveniently changes the return air riser.

Description

Adjustable return air type heating unit

Technical Field

The utility model relates to a heating unit field, in particular to adjustable return air type heating unit in high low temperature ageing room.

Background

The aging room, also called a burning machine room, is equipment for simulating a high-temperature and severe environment test aiming at high-performance electronic products, is important experimental equipment for improving the stability and the reliability of the products, is an important production flow for improving the product quality and the competitiveness of various production enterprises, the device is widely applied to the fields of power electronics, computers, communication, bio-pharmaceuticals, chemical engineering and the like, the aging room is based on the principle that the ambient temperature in the aging room is continuously increased through a heating unit, therefore, the electronic components are aged at high temperature, defective products or defective components are detected through the test program, in order to transfer heat generated by the heating unit to each corner of the aging room to the maximum extent, the top of the existing heating unit is provided with an air return port, the bottom of the heating unit is provided with an air supply port, the heat is sent out from the bottom of the heating unit and is diffused by utilizing the air return port, and the ambient temperature is raised; in the process of dismounting and mounting the adjustable air return type heating unit, the dismounting and mounting are difficult because the air return vertical pipe is higher.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides adjustable return air type heating unit can effectively solve the problem in the background art.

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

adjustable return air type heating unit violently manages including shell, high-power heating unit, return air riser, return air, upper portion is provided with high-power heating unit in the shell of shell, and the front end of shell is provided with tripe air supply window, the upper end of shell is seted up the hole department and is provided with the return air connecting pipe, and the upper end of return air connecting pipe is connected with the return air riser, return air riser lateral wall interlude connecting tube mouth is provided with first tripe air return window, and return air riser lateral wall interlude connecting tube department is provided with first return air electric valve, the upper end of return air riser is provided with the return air and violently manages, and the mouth of pipe that the return air was violently managed is provided with second tripe air return window.

Preferably, the return air connecting pipe includes body, first flange, second flange, first seal groove, second seal groove, first sealing ring, second sealing ring, screw thread intubate, and the upper end of body is provided with first flange, the lower extreme of body is provided with the second flange, and the pipe wall of body has seted up first seal groove and second seal groove, the inslot of first seal groove is provided with first sealing ring, the inslot of second seal groove is provided with the second sealing ring, the hole plug-in connection has the screw thread intubate is seted up to the body upper end.

Preferably, the first sealing ring and the second sealing ring are clamped and connected in the first sealing groove and the second sealing groove, the hole wall of the pipe body is provided with threads, and the pipe body is connected with the threaded insertion pipe through the threads.

Preferably, the lower end of the threaded insertion pipe penetrates through the pipe body and is inserted into the shell, the lower end of the threaded insertion pipe is opposite to the high-power heating unit, the upper end of the threaded insertion pipe is inserted into the air return vertical pipe, the upper portion of the side wall of the threaded insertion pipe is free of threads, and the air return vertical pipe is communicated with the shell through the threaded insertion pipe.

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

the utility model discloses in, through the return air connecting pipe that sets up, the screw thread intubate of return air connecting pipe setting can realize being connected between return air riser and the shell, and screw thread intubate and sealing ring mutually support, realize the sealing connection of return air riser and shell, and the flange that the return air connecting pipe set up makes things convenient for the connection and the dismantlement of return air riser and shell, conveniently changes the return air riser.

Drawings

Fig. 1 is a schematic structural view of the adjustable return air type heating unit of the present invention;

fig. 2 is a schematic front view of the adjustable return air type heating unit of the present invention;

fig. 3 is a schematic side view of the adjustable return air type heating unit of the present invention;

fig. 4 is the utility model discloses adjustable return air type heating unit's return air connecting pipe schematic diagram.

In the figure: 1. a housing; 2. a high-power heating unit; 3. a louver air supply window; 4. an air return connecting pipe; 401. a pipe body; 402. a first flange; 403. a second flange; 404. a first seal groove; 405. a second seal groove; 406. a first seal ring; 407. a second seal ring; 408. inserting a threaded pipe; 5. an air return vertical pipe; 6. a first louver; 7. a first wind return electric valve; 8. a transverse return air pipe; 9. a second louver return air window; 10. and a second return air electric valve.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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 in specific cases to those skilled in the art.

As shown in fig. 1-4, adjustable return air type heating unit, including shell 1, high-power heating unit 2, return air riser 5, the horizontal pipe 8 of return air, upper portion is provided with high-power heating unit 2 in the shell of shell 1, and the front end of shell 1 is provided with tripe air supply window 3, the upper end trompil department of shell 1 is provided with return air connecting pipe 4, and the upper end of return air connecting pipe 4 is connected with return air riser 5, 5 lateral wall interlude connecting tube mouths of return air riser are provided with first tripe air supply window 6, and 5 lateral wall interlude connecting tube departments of return air riser are provided with first return air electric valve 7, the upper end of return air riser 5 is provided with horizontal pipe 8 of return air, and the mouth of pipe 8 of horizontal pipe of return air is provided with second tripe air supply window 9.

The return air connecting pipe 4 comprises a pipe body 401, a first flange 402, a second flange 403, a first sealing groove 404, a second sealing groove 405, a first sealing ring 406, a second sealing ring 407 and a threaded insertion pipe 408, the first flange 402 is arranged at the upper end of the pipe body 401, the second flange 403 is arranged at the lower end of the pipe body 401, a first sealing groove 404 and a second sealing groove 405 are formed in the pipe wall of the pipe body 401, the first sealing ring 406 is arranged in the groove of the first sealing groove 404, the second sealing ring 407 is arranged in the groove of the second sealing groove 405, and the threaded insertion pipe 408 is inserted and connected into the hole formed in the upper end of the pipe body 401; the first sealing ring 406 and the second sealing ring 407 are connected in the first sealing groove 404 and the second sealing groove 405 in a clamping manner, a hole wall of the pipe body 401 is provided with threads, and the pipe body 401 is connected with the threaded insertion pipe 408 through the threads; the lower end of the threaded insertion pipe 408 penetrates through the pipe body 401 and is inserted into the shell of the shell 1, the lower end of the threaded insertion pipe 408 is opposite to the high-power heating unit 2, the upper end of the threaded insertion pipe 408 is inserted into the air return vertical pipe 5, the upper portion of the side wall of the threaded insertion pipe 408 is unthreaded, and the air return vertical pipe 5 is communicated with the shell 1 through the threaded insertion pipe 408.

It should be noted that, when the adjustable return air type heating unit of the present invention is assembled with the housing 1, the return air vertical pipe 5, the first louver return air window 6, the first return air electric valve 7, the return air horizontal pipe 8, the second louver return air window 9 and the second return air electric valve 10, the first sealing ring 406 is clamped into the groove of the first sealing groove 404, the second sealing ring 407 is clamped into the groove of the second sealing groove 405 to realize the clamping connection between the pipe 401 and the sealing ring, the threaded insertion pipe 408 is inserted into the hole formed at the upper end of the pipe 401, the threaded insertion pipe 408 is connected with the pipe 401 through a thread, the lower end of the threaded insertion pipe 408 extends out of the pipe 401 and is inserted into the housing 1, one section of the upper end of the threaded insertion pipe 408 is exposed, the second flange 403 arranged on the return air connecting pipe 4 contacts the upper end of the housing 1, the through hole of the pipe 401 is inserted into the hole formed at the upper end of the housing, a flange plate at the lower end of the air return vertical pipe 5 is placed at the upper end of a first flange 402 at the upper end of a pipe body 401, a threaded insertion pipe 408 is inserted between an internal threaded insertion pipe 408 of the air inlet and return vertical pipe 5 and the air return vertical pipe 5, the threaded insertion pipe 408 is inserted into the side wall of the air return vertical pipe 5 without threads, a threaded hole formed in the flange plate of the air return vertical pipe 5 is aligned with a threaded hole formed in the first flange 402, so that the air return vertical pipe 5 and the air return connecting pipe 4 are fixedly connected, a first air return valve 7 is arranged between the middle section of the outer wall of the air return vertical pipe 5 and the extended pipeline of the air return vertical pipe 5, the first air return valve 7 is over against the first air return window 6, and the first air return valve 7 realizes the communication between the first air return window 6 and the air return vertical pipe 5, the upper end of a return air vertical pipe 5 is connected with a return air transverse pipe 8 through an arc-shaped pipe, a second shutter return air window 9 is arranged at the pipe orifice of the return air transverse pipe 8, a second return air electric valve 10 is arranged between the return air transverse pipe 8 and the second shutter return air window 9, the second return air electric valve 10 realizes the communication between the second shutter return air window 9 and the return air transverse pipe 8, when in use, the second return air electric valve 10 is opened, air enters the second shutter return air window 9, cold air enters the high-power heating unit 2 through the return air transverse pipe 8 and the return air vertical pipe 5, hot air is sent out from the shutter return air window 3, the first return air electric valve 7 is opened, the cold air enters from the first shutter return air window 6, the cold air enters the high-power heating unit 2 through the return air vertical pipe 5, the hot air is sent out from the shutter return air window 3, the replacement mode is realized by rotating and taking down a bolt at the first, the return air riser 5 can be replaced.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (4)

1. Adjustable return air type heating unit, its characterized in that: comprises a shell (1), a high-power heating unit (2), an air return vertical pipe (5) and an air return transverse pipe (8), the upper part in the shell of the shell (1) is provided with a high-power heating unit (2), and the front end of the shell (1) is provided with a shutter air supply window (3), the upper end of the shell (1) is provided with an opening and is provided with an air return connecting pipe (4), the upper end of the air return connecting pipe (4) is connected with an air return vertical pipe (5), a first louver air return window (6) is arranged at the middle section of the side wall of the air return vertical pipe (5) and is connected with a pipeline opening, a first air return electric valve (7) is arranged at the connecting pipeline of the middle section of the side wall of the air return vertical pipe (5), an air return transverse pipe (8) is arranged at the upper end of the air return vertical pipe (5), and the pipe orifice of the transverse return air pipe (8) is provided with a second shutter return air window (9), and a second air return electric valve (10) is arranged in the air return transverse pipe (8).

2. The adjustable return air type heating unit according to claim 1, wherein: the return air connecting pipe (4) comprises a pipe body (401), a first flange (402), a second flange (403), a first sealing groove (404), a second sealing groove (405), a first sealing ring (406), a second sealing ring (407) and a threaded insertion pipe (408), the upper end of the pipe body (401) is provided with the first flange (402), the lower end of the pipe body (401) is provided with the second flange (403), the pipe wall of the pipe body (401) is provided with the first sealing groove (404) and the second sealing groove (405), the groove of the first sealing groove (404) is internally provided with the first sealing ring (406), the groove of the second sealing groove (405) is internally provided with the second sealing ring (407), and the upper end of the pipe body (401) is provided with a hole which is inserted and connected with the threaded insertion pipe (408).

3. The adjustable return air type heating unit according to claim 2, wherein: the first sealing ring (406) and the second sealing ring (407) are clamped and connected in a first sealing groove (404) and a second sealing groove (405) groove, a hole wall is formed in the pipe body (401) and is provided with threads, and the pipe body (401) is connected with the threaded insertion pipe (408) through the threads.

4. The adjustable return air type heating unit according to claim 3, wherein: the lower end of the threaded insertion pipe (408) penetrates through the pipe body (401) and is inserted into the shell of the shell (1), the lower end of the threaded insertion pipe (408) is opposite to the high-power heating unit (2), the upper end of the threaded insertion pipe (408) is inserted into the air return vertical pipe (5), the upper portion of the side wall of the threaded insertion pipe (408) is unthreaded, and the air return vertical pipe (5) is communicated with the shell (1) through the threaded insertion pipe (408).

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