CN220286598U - Variable air valve pressure measuring pipe assembly - Google Patents
Variable air valve pressure measuring pipe assembly Download PDFInfo
- Publication number
- CN220286598U CN220286598U CN202321663349.4U CN202321663349U CN220286598U CN 220286598 U CN220286598 U CN 220286598U CN 202321663349 U CN202321663349 U CN 202321663349U CN 220286598 U CN220286598 U CN 220286598U
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- pressure measuring
- pipe
- fixing seat
- valve body
- stainless steel
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- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 39
- 239000010935 stainless steel Substances 0.000 claims abstract description 39
- 238000009530 blood pressure measurement Methods 0.000 claims abstract description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 9
- 239000000741 silica gel Substances 0.000 claims description 9
- 229910002027 silica gel Inorganic materials 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 238000012360 testing method Methods 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a pressure measuring pipe assembly of a variable air volume valve, which comprises the following components: the pressure measuring equipment is arranged outside the valve body of the variable air valve; the first fixing seat is arranged on one side wall of the inner cavity of the valve body; the second fixing seat is arranged on one side wall of the inner cavity of the valve body and is positioned below the first fixing seat; the pressure measuring pipe is U-shaped and is arranged on the first fixing seat and the second fixing seat, and a plurality of air holes are formed in the direction of the pressure measuring pipe towards the air inlet of the valve body; the stainless steel pagoda joint is arranged in the other side wall of the inner cavity of the valve body, and one end of the stainless steel pagoda joint is connected with one end of the pressure measuring tube; the gas pipe is arranged on the outer side of the valve body, one end of the gas pipe is connected with the other end of the stainless steel pagoda joint, and the other end of the gas pipe is connected with the pressure measuring equipment. Through the mode, the pressure measuring pipe is arranged in the valve body through the fixing seat, so that the pressure measuring pipe can be prevented from swinging in the testing process, and the accuracy of pressure measurement is ensured.
Description
Technical Field
The utility model relates to the technical field of piezometric tubes, in particular to a piezometric tube assembly of a variable air valve.
Background
The variable air volume valve is a valve for adjusting air volume through the opening and closing degree of a rotary blade, and is mainly applied to various ventilation equipment, and in order to accurately measure the air volume pressure inside a valve body, a pressure measuring pipe is arranged in the variable air volume valve in a matched mode (namely, the pressure measuring equipment tests the air volume pressure inside the valve body through the pressure measuring pipe).
However, the pressure measuring tube of the variable air valve which is made in the market basically adopts double-row cross pressure measuring tubes, double-row square straight tubes or other special tubes, and as a result, the pressure measuring tube can rotate due to the problem of joints, so that the pressure measurement is inaccurate.
Therefore, it is necessary to develop a pressure measuring tube assembly of a variable air volume valve to solve the above technical problems.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a pressure measuring pipe assembly of a variable air volume valve, which can solve the technical problems.
(II) technical scheme
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a variable air volume valve piezometer tube subassembly, includes the pressure measurement equipment of setting outside the valve body of variable air volume valve, its characterized in that still includes: the first fixing seat is arranged on one side wall of the inner cavity of the valve body; the second fixing seat is arranged on one side wall of the inner cavity of the valve body and is positioned below the first fixing seat; the pressure measuring pipe is U-shaped and is arranged on the first fixing seat and the second fixing seat, and a plurality of air holes are formed in the direction of the pressure measuring pipe towards the air inlet of the valve body; the stainless steel pagoda connector is arranged in the other side wall of the inner cavity of the valve body, and one end of the stainless steel pagoda connector is connected with one end of the pressure measuring pipe; the gas transmission pipe is arranged on the outer side of the valve body, one end of the gas transmission pipe is connected with the other end of the stainless steel pagoda joint, and the other end of the gas transmission pipe is connected with the pressure measuring equipment.
Further, one end of the stainless steel pagoda joint is connected with one end of the pressure measuring pipe in a threaded connection mode, and a first silica gel sealing ring is arranged between one end of the stainless steel pagoda joint and one end of the pressure measuring pipe.
Further, a first through hole and a second through hole are formed in the other side wall of the inner cavity of the valve body at intervals, the stainless steel pagoda joint is located in the first through hole, the other end of the pressure measuring tube is located in the second through hole, a second silica gel sealing ring located in the first through hole is arranged outside the stainless steel pagoda joint, and a third silica gel sealing ring located in the second through hole is arranged at the other end of the pressure measuring tube.
Further, the pressure measuring pipe comprises a first horizontal pipe, a second horizontal pipe and a vertical pipe, wherein one end of the vertical pipe is connected with one end of the first horizontal pipe, the other end of the vertical pipe is connected with one end of the second horizontal pipe, the other end of the first horizontal pipe is connected with one end of the stainless steel pagoda joint, and the other end of the second horizontal pipe is located in the second through hole.
Further, the vertical pipe is vertically connected with the first horizontal pipe and the second horizontal pipe respectively, wherein the first horizontal pipe, the second horizontal pipe and the vertical pipe are integrally formed, and the first horizontal pipe, the second horizontal pipe and the vertical pipe are all composed of hollow aluminum pipes.
Further, the first fixing seat is arranged on one side wall of the inner cavity of the valve body in a rivet connection mode, and the second fixing seat is arranged on one side wall of the inner cavity of the valve body in a rivet connection mode.
Further, the first fixing seat is provided with a first clamping groove, the second fixing seat is provided with a second clamping groove corresponding to the first clamping groove, and the vertical pipe is arranged in the first clamping groove and the second clamping groove.
(III) beneficial effects
Compared with the prior art, the utility model provides the pressure measuring pipe assembly of the variable air valve, which has the following beneficial effects: the utility model discloses a variable air valve pressure measuring pipe assembly, which comprises: the pressure measuring equipment is arranged outside the valve body of the variable air valve; the first fixing seat is arranged on one side wall of the inner cavity of the valve body; the second fixing seat is arranged on one side wall of the inner cavity of the valve body and is positioned below the first fixing seat; the pressure measuring pipe is U-shaped and is arranged on the first fixing seat and the second fixing seat, and a plurality of air holes are formed in the direction of the pressure measuring pipe towards the air inlet of the valve body; the stainless steel pagoda joint is arranged in the other side wall of the inner cavity of the valve body, and one end of the stainless steel pagoda joint is connected with one end of the pressure measuring tube; the gas pipe is arranged on the outer side of the valve body, one end of the gas pipe is connected with the other end of the stainless steel pagoda joint, and the other end of the gas pipe is connected with the pressure measuring equipment. Through the mode, the pressure measuring pipe is arranged in the valve body through the fixing seat, so that the pressure measuring pipe can be prevented from swinging in the testing process, and the accuracy of pressure measurement is ensured.
Drawings
FIG. 1 is a schematic diagram of an installation structure of a pressure measuring tube assembly of a variable air volume valve of the utility model;
FIG. 2 is a first partial schematic view of the variable air volume valve head tube assembly of FIG. 1.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model discloses a pressure measuring pipe assembly of an air quantity variable valve, which comprises pressure measuring equipment 10, a first fixing seat 11, a second fixing seat 12, a pressure measuring pipe 13, a stainless steel pagoda joint 14 and an air conveying pipe 15, wherein the pressure measuring equipment 10 is arranged outside a valve body 20 of the air quantity variable valve.
The first fixing seat 11 is disposed on a side wall of the inner cavity of the valve body 20.
The second fixing seat 12 is disposed on a side wall of the inner cavity of the valve body 20, wherein the second fixing seat 12 is located below the first fixing seat 11.
The pressure measuring tube 13 is in a U shape, wherein the pressure measuring tube 13 is arranged on the first fixing seat 11 and the second fixing seat 12, that is, the pressure measuring tube 13 is arranged in the inner cavity of the valve body 20 through the first fixing seat 11 and the second fixing seat 12 in the embodiment.
Preferably, the pressure measuring tube 13 is provided with a plurality of air holes 131 toward the air inlet direction of the valve body 20.
A stainless steel pagoda fitting 14 is provided in the other side wall of the inner cavity of the valve body 20, wherein one end of the stainless steel pagoda fitting 14 is connected with one end of the pressure measuring tube 13.
In this embodiment, one end of the stainless steel pagoda joint 14 is connected to one end of the pressure measuring tube 13 by a screw connection. Further, a first silica gel sealing ring 141 is disposed between one end of the stainless steel pagoda joint 14 and one end of the pressure measuring tube 13.
In this embodiment, the other side wall of the inner cavity of the valve body 20 is provided with a first through hole and a second through hole at intervals, wherein the stainless steel pagoda joint 14 is positioned in the first through hole, and the other end of the pressure measuring tube 13 is positioned in the second through hole. Preferably, the stainless steel pagoda fitting 14 is threaded into the first through bore.
It should be understood that the number of stainless steel pagoda connectors 14 is 2, and the stainless steel pagoda connectors 14 are respectively screwed in the first through hole and the second through hole, that is, one end of one stainless steel pagoda connector 14 is connected with one end of the pressure measuring tube 13, and one end of the other stainless steel pagoda connector 14 is connected with the other end of the pressure measuring tube 13.
That is, the two ends of the pressure measuring tube 13 in this embodiment can be supported by the first through hole and the second through hole of the valve body 20, and meanwhile, the pressure measuring tube 13 is supported by the second fixing seat 12 and the first fixing seat 11, so that the pressure measuring tube 13 can be stably supported, the swing of the pressure measuring tube 13 is prevented, and the accuracy of pressure measurement is ensured.
Preferably, a first internal thread is provided in the first through hole, a first external thread in threaded connection with the first internal thread is provided on the outer wall of the middle part of the stainless steel pagoda joint 14, a second internal thread is provided in one end of the pressure measuring tube 13, and a second external thread in threaded connection with the second internal thread is provided on one end of the stainless steel pagoda joint 14.
Further, a second silica gel sealing ring positioned in the first through hole is arranged outside the stainless steel pagoda joint 14, and a third silica gel sealing ring positioned in the second through hole is arranged at the other end of the pressure measuring tube 13.
The gas pipe 15 is disposed outside the valve body 20, wherein one end of the gas pipe 15 is connected with the other end of the stainless steel pagoda joint 14, and the other end of the gas pipe 15 is connected with the pressure measuring device 10.
In this embodiment, the pressure measuring tube 13 includes a first horizontal tube 131, a second horizontal tube 132 and a vertical tube 133, wherein one end of the vertical tube 133 is connected to one end of the first horizontal tube 131, the other end of the vertical tube 133 is connected to one end of the second horizontal tube 132, and the other end of the first horizontal tube 131 is connected to one end of the stainless steel pagoda joint 14 (i.e., the other end of the first horizontal tube 131 is screwed to one end of the stainless steel pagoda joint 14), and the other end of the second horizontal tube 132 is in the second through hole.
Preferably, the vertical tube 133 is vertically connected to the first horizontal tube 131 and the second horizontal tube 132, respectively, wherein the first horizontal tube 131, the second horizontal tube 132, and the vertical tube 133 are integrally formed.
Further, the first horizontal pipe 131, the second horizontal pipe 132 and the vertical pipe 133 are each constituted by hollow aluminum pipes.
In this embodiment, the first fixing seat 11 is disposed on a side wall of the inner cavity of the valve body 20 through a rivet connection manner, and the second fixing seat 12 is disposed on a side wall of the inner cavity of the valve body 20 through a rivet connection manner.
Preferably, the first fixing base 11 is provided with a first clamping groove, and the second fixing base 12 is provided with a second clamping groove corresponding to the first clamping groove, wherein the vertical pipe 133 is disposed in the first clamping groove and the second clamping groove.
It should be understood that, in some embodiments, the first fixing base 11 and the second fixing base 12 are flat, and the vertical tube 133 is fixedly provided with a first clamping portion and a second clamping portion at an outer space, where the first fixing base 11 or the second fixing base 12 is clamped between the first clamping portion and the second clamping portion, so that the vertical tube 133 is further clamped between the first fixing base 11 or the second fixing base 12 by the first clamping portion and the second clamping portion. Further, the first clamping portion and/or the second clamping portion are/is provided with a first magnet, and the first fixing seat 11 or the second fixing seat 12 is provided with a second magnet attracted with the first magnet, so that the vertical tube 133 is stably arranged in the first fixing seat 11 and the second fixing seat 12.
It should be noted that, in this embodiment, the number of the pressure measuring tube assemblies of the variable air valve is two, that is, two groups of pressure measuring tube assemblies of the variable air valve need to be installed when installed inside the valve body 20, and the air holes of the pressure measuring tubes of the two groups need to be arranged oppositely, so as to ensure that the air flows with different air inlet directions are measured.
In addition, the pressure measuring device 10 of the present embodiment may be implemented by using products in the prior art, so that the technology of how the pressure measuring device 10 and the pressure measuring tube 13 measure pressure may be implemented by using products in the prior art, and the principle and the structure thereof will not be described in detail herein.
It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a variable air volume valve piezometer tube subassembly, includes the pressure measurement equipment of setting outside the valve body of variable air volume valve, its characterized in that still includes:
the first fixing seat is arranged on one side wall of the inner cavity of the valve body;
the second fixing seat is arranged on one side wall of the inner cavity of the valve body and is positioned below the first fixing seat;
the pressure measuring pipe is U-shaped and is arranged on the first fixing seat and the second fixing seat, and a plurality of air holes are formed in the direction of the pressure measuring pipe towards the air inlet of the valve body;
the stainless steel pagoda connector is arranged in the other side wall of the inner cavity of the valve body, and one end of the stainless steel pagoda connector is connected with one end of the pressure measuring pipe;
the gas transmission pipe is arranged on the outer side of the valve body, one end of the gas transmission pipe is connected with the other end of the stainless steel pagoda joint, and the other end of the gas transmission pipe is connected with the pressure measuring equipment.
2. The variable blast valve pressure measuring pipe assembly according to claim 1, wherein one end of the stainless steel pagoda joint is connected with one end of the pressure measuring pipe in a threaded connection mode, and a first silica gel sealing ring is arranged between one end of the stainless steel pagoda joint and one end of the pressure measuring pipe.
3. The variable air volume valve pressure measuring pipe assembly according to claim 1, wherein a first through hole and a second through hole are formed in the other side wall of the inner cavity of the valve body at intervals, the stainless steel pagoda joint is located in the first through hole, the other end of the pressure measuring pipe is located in the second through hole, a second silica gel sealing ring located in the first through hole is arranged outside the stainless steel pagoda joint, and a third silica gel sealing ring located in the second through hole is arranged at the other end of the pressure measuring pipe.
4. A variable air volume valve pressure measuring pipe assembly according to claim 3, wherein the pressure measuring pipe comprises a first horizontal pipe, a second horizontal pipe and a vertical pipe, wherein one end of the vertical pipe is connected with one end of the first horizontal pipe, the other end of the vertical pipe is connected with one end of the second horizontal pipe, the other end of the first horizontal pipe is connected with one end of the stainless steel pagoda joint, and the other end of the second horizontal pipe is in the second through hole.
5. The variable air volume valve pressure measuring pipe assembly according to claim 4, wherein the vertical pipe is vertically connected with the first horizontal pipe and the second horizontal pipe respectively, wherein the first horizontal pipe, the second horizontal pipe and the vertical pipe are integrally formed, and the first horizontal pipe, the second horizontal pipe and the vertical pipe are all composed of hollow aluminum pipes.
6. The variable air volume valve pressure measuring pipe assembly according to claim 4, wherein the first fixing seat is arranged on one side wall of the inner cavity of the valve body in a rivet connection mode, and the second fixing seat is arranged on one side wall of the inner cavity of the valve body in a rivet connection mode.
7. The variable air volume valve pressure measuring tube assembly according to claim 6, wherein the first fixing seat is provided with a first clamping groove, the second fixing seat is provided with a second clamping groove corresponding to the first clamping groove, and the vertical tube is arranged in the first clamping groove and the second clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321663349.4U CN220286598U (en) | 2023-06-28 | 2023-06-28 | Variable air valve pressure measuring pipe assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321663349.4U CN220286598U (en) | 2023-06-28 | 2023-06-28 | Variable air valve pressure measuring pipe assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220286598U true CN220286598U (en) | 2024-01-02 |
Family
ID=89332876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321663349.4U Active CN220286598U (en) | 2023-06-28 | 2023-06-28 | Variable air valve pressure measuring pipe assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220286598U (en) |
-
2023
- 2023-06-28 CN CN202321663349.4U patent/CN220286598U/en active Active
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