Variable-diameter static pressure pipe section for connecting air outlet of fan coil with test bed

Abstract

The utility model discloses a variable-diameter static pressure pipe section for connecting a fan coil air outlet with a test bed, and relates to the technical field of fan coil air outlet detection. The device comprises a telescopic pipe orifice connected with an air outlet of a fan coil unit, a detection equipment end air inlet, a variable-diameter air pipe, a fixed-size air pipe, a first connecting clamp for the variable-diameter air pipe and the air outlet of the fan coil unit, a second connecting clamp for the fixed air pipe and the detection equipment air inlet, and a static pressure ring, according to the variable-diameter air pipe, the size of the telescopic pipe opening is adjusted according to the size of an air outlet of the fan coil unit, the telescopic pipe opening is fastened and sealed through a first connecting clamp, and sealing washers are arranged in the first connecting clamp and the second connecting clamp. The variable-diameter air pipe at one end comprises the fan coil unit air outlet which is connected with the telescopic pipe orifice, the connecting hoop I and the sealing gasket, so that fan coil unit air outlets with different sizes are met, the time for manufacturing the auxiliary air pipe is shortened, the cost is reduced, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of fan coil unit air outlet detection, in particular to a variable diameter static pressure pipe section connecting a fan coil unit air outlet with a test bench. Background Art

[0002] The on-site re-inspection of fan coil units used in ventilation and air-conditioning energy-saving projects is a mandatory item in the construction quality acceptance of building energy-saving projects. During the inspection, the air inlet size at the inspection equipment end is usually inconsistent with the fan coil outlet size. When encountering fan coil outlets of different sizes, it is not easy to dock and fix the air ducts, which makes the inspection difficult. Utility Model Content

[0003] The purpose of the utility model is to provide a variable diameter static pressure pipe section that connects the fan coil unit outlet with the test bench, wherein the variable diameter air duct at one end includes a retractable pipe mouth and a connecting clamp and a sealing gasket connected to the fan coil unit outlet to meet the needs of fan coil unit outlets of different sizes, reduce the time and cost of making auxiliary air ducts, improve work efficiency, and solve the problem that only fixed-size air ducts can be installed during existing inspections, and when encountering air ducts of different sizes, it is not easy to dock and fix the air ducts, thereby causing inspection difficulties.

[0004] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0005] The utility model discloses a variable diameter static pressure pipe section connected with an air outlet of a fan coil unit and a test bench, comprising a retractable pipe opening connected with the air outlet of a fan coil unit, an air inlet at a detection device end, a variable diameter air duct, a fixed size air duct, a clamp 1 connecting the variable diameter air duct and the air outlet of the fan coil unit, a clamp 2 connecting the fixed air duct and the air inlet of the detection device, and a static pressure ring. The variable diameter air duct adjusts the size of the retractable pipe opening according to the size of the air outlet of the fan coil unit, and is fastened and sealed with a connecting clamp 1. Sealing gaskets are arranged inside the connecting clamp 1 and the connecting clamp 2. The retractable pipe opening, the connecting clamp 1 and the sealing gasket are connected to the air outlet of the fan coil unit through the variable diameter air duct at one end, including the connecting clamp 1 and the sealing gasket, so as to meet the needs of air outlets of fan coil units of different sizes, reduce the time for making auxiliary air ducts, reduce costs, and improve work efficiency.

[0006] Furthermore, the air outlet of the fan coil unit is connected to a retractable pipe opening, which is adjusted according to the actual size of the air outlet of the fan coil unit, and a fan coil test bench is fixedly connected to the right side of the air inlet at the detection equipment end.

[0007] Furthermore, the variable diameter air duct is connected to the air outlet of the fan coil unit by a clamp, and the pipe opening can be telescopically adjusted in size.

[0008] Furthermore, the fixed air duct part is connected to the air inlet of the detection equipment by a second connecting clamp, and the size of the duct mouth matches the size of the air inlet at the end of the detection equipment. Through the other end, the fixed-size air duct includes a second connecting clamp and a static pressure ring, which can stably collect static pressure data during detection to ensure measurement accuracy.

[0009] Furthermore, a static pressure ring is fixedly arranged on the fixed-size air duct to facilitate stable collection of static pressure data during detection.

[0010] The utility model has the following beneficial effects:

[0011] The variable diameter air duct at one end includes a retractable pipe opening, a connecting clamp and a sealing gasket connected to the air outlet of the fan coil unit to meet the needs of air outlets of the fan coil unit of different sizes, thereby reducing the time and cost of making auxiliary air ducts and improving work efficiency.

[0012] Through the other end, the fixed-size air duct includes a second connecting clamp and a static pressure ring, which can stably collect static pressure data during detection to ensure measurement accuracy.

[0013] Of course, any product implementing this utility model does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution of the embodiment of the utility model, the drawings required for describing the embodiment will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the front structure of the fixed-size air duct of the utility model;

[0017] Figure 3 This is a schematic diagram of the left side structure of the variable diameter air duct of the utility model;

[0018] Figure 4 This is a schematic diagram of the front structure of the variable diameter air duct of the utility model.

[0019] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0020] 1. Retractable pipe mouth; 2. Air inlet at the testing equipment end; 3. Variable diameter air duct; 4. Fixed size air duct; 5. Connecting clamp 1; 6. Connecting clamp 2; 7. Static pressure ring; 8. Fan coil test bench. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4 As shown, the utility model is a variable diameter static pressure pipe section connected to the air outlet of a fan coil unit and a test bench, comprising a retractable pipe mouth 1 connected to the air outlet of the fan coil unit, an air inlet 2 at the detection equipment end, a variable diameter air duct 3, a fixed size air duct 4, a clamp 1 5 connecting the variable diameter air duct and the air outlet of the fan coil unit, a clamp 2 6 connecting the fixed air duct and the air inlet of the detection equipment, and a static pressure ring 7. The variable diameter air duct 3 adjusts the size of the retractable pipe mouth 1 according to the size of the air outlet of the fan coil unit, and is fastened and sealed with a connecting clamp 1 5. Sealing gaskets are arranged inside the connecting clamp 1 5 and the connecting clamp 2 6. The retractable pipe mouth 1, the connecting clamp 1 5 and the sealing gasket are connected to the air outlet of the fan coil unit through the variable diameter air duct 3 at one end, so as to meet the air outlets of fan coil units of different sizes, reduce the time for making auxiliary air ducts, reduce costs, and improve work efficiency.

[0023] The air outlet of the fan coil unit is connected to a retractable pipe opening 1, which is adjusted according to the actual size of the air outlet of the fan coil unit. The right side of the air inlet 2 at the detection equipment end is fixedly connected to a fan coil test bench 8.

[0024] The variable diameter air duct is connected to the air outlet of the fan coil unit by a clamp 5, and the pipe opening can be telescopically adjusted in size.

[0025] The fixed air duct part is connected to the air inlet of the detection equipment by a clamp 2 6, and the size of the duct mouth matches the size of the air inlet 2 at the end of the detection equipment. Through the other end, the fixed size air duct 4 includes a connecting clamp 2 6 and a static pressure ring 7, which can stably collect static pressure data during detection to ensure measurement accuracy.

[0026] A static pressure ring 7 is fixedly arranged on the fixed-size air duct 4 to facilitate stable collection of static pressure data during detection.

[0027] A specific application of this embodiment is:

[0028] A variable diameter static pressure pipe section is connected to the air outlet of a fan coil unit and a test bench, wherein the air outlet of the fan coil unit at one end is connected to a retractable pipe opening 1, and a variable diameter air duct 3 at one end includes the air outlet of the fan coil unit connected to the retractable pipe opening 1 and a connecting clamp 1 5, so as to meet the air outlets of fan coil units of different sizes, reduce the time for making auxiliary air ducts and reduce costs, improve work efficiency, adjust according to the actual size of the air outlet of the fan coil unit, and then use a connecting clamp 1 5 and a sealing gasket to tighten and seal, a static pressure ring 7 is fixedly set on the fixed size air duct 4 at the other end, and then use a connecting clamp 2 6 and a sealing gasket to tighten and seal, and through the other end, the fixed size air duct 4 includes a connecting clamp 2 6 and a static pressure ring 7, so that static pressure data can be stably collected during detection to ensure measurement accuracy.

[0029] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0030] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A variable diameter static pressure pipe section for connecting an air outlet of a fan coil unit to a test bench, comprising a retractable pipe opening (1) connected to the air outlet of the fan coil unit, an air inlet (2) at the end of a testing device, a variable diameter air duct (3), a fixed size air duct (4), a first clamp (5) for connecting the variable diameter air duct to the air outlet of the fan coil unit, a second clamp (6) for connecting the fixed air duct to the air inlet of the testing device, and a static pressure ring (7), characterized in that: The variable diameter air duct (3) adjusts the size of the telescopic pipe opening (1) according to the size of the air outlet of the fan coil unit, and is fastened and sealed with a connecting clamp 1 (5), and sealing gaskets are provided inside the connecting clamp 1 (5) and the connecting clamp 2 (6).

2. The variable diameter static pressure pipe section for connecting the air outlet of a fan coil unit with a test bench according to claim 1, characterized in that: The air outlet of the fan coil unit is connected to a retractable pipe opening (1) which is adjusted according to the actual size of the air outlet of the fan coil unit. The right side of the air inlet (2) at the detection equipment end is fixedly connected to a fan coil unit test bench (8).

3. The variable diameter static pressure pipe section for connecting the fan coil unit outlet with the test bench according to claim 2, characterized in that: The variable diameter air duct is connected to the air outlet of the fan coil unit by a clamp (5), and the pipe opening can be telescopically adjusted in size.

4. The variable diameter static pressure pipe section for connecting the fan coil unit outlet with the test bench according to claim 3 is characterized in that: The fixed air duct part is connected to the air inlet of the detection device by a second clamp (6), and the size of the duct opening matches the size of the air inlet (2) at the end of the detection device.

5. The variable diameter static pressure pipe section for connecting the fan coil unit outlet with the test bench according to claim 4, characterized in that: A static pressure ring (7) is fixedly arranged on the fixed-size air duct (4) to facilitate stable collection of static pressure data during detection.

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