CN205719442U - Blast gate air tightness detection equipment - Google Patents
Blast gate air tightness detection equipment Download PDFInfo
- Publication number
- CN205719442U CN205719442U CN201620372753.XU CN201620372753U CN205719442U CN 205719442 U CN205719442 U CN 205719442U CN 201620372753 U CN201620372753 U CN 201620372753U CN 205719442 U CN205719442 U CN 205719442U
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- China
- Prior art keywords
- pulling block
- sampling box
- detection equipment
- special fan
- air tightness
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- Withdrawn - After Issue
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Abstract
This utility model relates to a kind of blast gate air tightness detection equipment, including scalable doorframe, nylon face shield, special fan and control sampling box；Nylon face shield is wrapped on scalable doorframe, and nylon face shield is provided with opening, and opening is sewed up a circle elastic cord, and special fan is enclosed within the opening of nylon face shield, and elastic cord is strangled on the shell of special fan；Special fan is hung on scalable doorframe by handle；Special fan connects control sampling box.This utility model easy installation and removal, measurement structure is accurate, is suitable to popularization and application.
Description
Technical field
This utility model belongs to building performance detection device field, relates generally to a kind of blast gate air tightness detection equipment, specifically refers to the detection equipment of architectural exterior-protecting construction air permeability.
Background technology
Blast gate is mainly used in the air-tightness level of test architecture building enclosure, diagnoses and demonstrates air penetration problem and estimate efficiency loss produced by natural air permeability and air penetration, and can be used for being estimated building overall performance.In recent years, along with developing rapidly of China's building trade, the airtight level of architectural exterior-protecting construction have also been obtained the concern of more and more people.International standard " building hot property, the fan forced method of mensuration of building breathability " (ISO9972-2015) is distinctly claimed the air permeability to architectural exterior-protecting construction test.
Being currently used for the detection equipment at scene, generally there is problems in that first, section material framework is with bolts, in-site installation dismounting inconvenience；Secondly, detection room need to be at different floors, and iron-clad blower fan is heavier, and carrying is wasted time and energy, and blower fan, without constant-current stabilizer, measures flowed fluctuation relatively greatly, and DATA REASONING deviation is bigger；Again, use effusion meter and gauge measurement flow and pressure, need manual read to count up to into test, owing to anthropic factor can cause measurement data to have deviation.
Summary of the invention
Goal of the invention:
In order to solve the deficiency of above-mentioned technology, this utility model provides a kind of blast gate air tightness detection equipment, solves installation inconvenience, and carrying is wasted time and energy, the problem that flow is unstable.Data acquisition does not has anthropic factor to affect, and makes collection data more accurate, and accuracy of detection is high, easy to use.
Technical scheme:
A kind of blast gate air tightness detection equipment, it is characterised in that: include scalable doorframe, nylon face shield, special fan and control sampling box；Nylon face shield is wrapped on scalable doorframe, and nylon face shield is provided with opening, and opening is sewed up a circle elastic cord, and special fan is enclosed within the opening of nylon face shield, and elastic cord is strangled on the shell of special fan；Special fan is hung on scalable doorframe by handle；Special fan connects control sampling box.
Nylon face shield surrounding is with VELCRO, and the VELCRO of nylon face shield surrounding hooks face turnover and is pasted onto on VELCRO hair side, is wrapped in nylon face shield by scalable doorframe.
Scalable doorframe is mainly made up of the contiguous block of cam lever device, section material framework and band spring；Cam lever device is bolted with section material framework, section material framework horizontal and vertical on section bar all by making it connect at cam lever device that is horizontal and that vertically can slide, enable scalable doorframe to stretch to adapt to different rooms to be detected door opening；Section material framework is provided with the contiguous block of band spring in horizontal and vertical junction.
Cam lever device is made up of cam spanner, block, pulling block and straight burr handle；Pulling block includes the first pulling block and the second pulling block, the first pulling block and the second pulling block, and by screw and pulling block spring is telescopic links together；Screw belt threaded bar portion is threadedly secured to inside the second pulling block, and screw is positioned at the cavity of the first pulling block without threaded bar portion and head, and pulling block spring housing is located at screw without threaded bar portion；Block is arranged on above the second pulling block, and connects by bolt and the second pulling block are fixing；Cam spanner is arranged on above the first pulling block, and connects by straight burr handle and the first pulling block are fixing.
Contiguous block side is connected with section bar, and opposite side is connected by telescopic copper post, and copper post bottom is provided with the spring that can be pressed into contiguous block, and section bar is provided with opening, and when section bar injects contiguous block, copper post snaps into section bar open.
Described special fan includes through injection molding, the foam glass steel blower housing of roughening process and is arranged on the flabellum within blower housing, and flabellum is with the blade of 8 angle adjustables.
Special fan shell and contact position, ground are flat.
Described special fan is provided with lightweight egg grid in the middle part of air outlet.
Described control sampling box includes converter and sampling box；Converter is fixed by rivet interlacement with controlling sampling box；Sampling box includes that the differential pressure pickup of two accurate calibrations, circuit board and shell, two differential pressure pickups are arranged in the enclosure with circuit board, and differential pressure pickup connects circuit board, and converter connects the circuit board of sampling box by cable；Sampling box is connected with computer.
Sampling box is provided with four interfaces, connects special fan by trachea；Control sampling box to be placed near special fan.
Advantage and effect:
This utility model this blast gate air tightness detection equipment, has the following advantages and beneficial effect:
(1) contiguous block using cam lever device and band spring connects each section bar, to reach the simple purpose of easy installation and removal.
(2) the foam glass steel blower housing processed through injection molding, roughening is used can to reduce overall blower fan weight, it is easy to convenient in carrying, lightweight egg grid it is provided with, it is ensured that blower fan air-out is steady, it is ensured that the accuracy of air quantity flow measurement in the middle part of special fan air outlet.
(3) sampling box automatically controls special fan, real-time data collection, automatically saves, and can be connected with computer, derives data and printed report, is not having anthropic factor to affect, making measurement data more accurate.
Accompanying drawing explanation
Fig. 1 is the assembling schematic diagram of this utility model detection equipment.
Fig. 2 is scalable doorframe schematic diagram.
Fig. 3 is special fan schematic diagram.
Fig. 4 is blower fan control system schematic diagram.
Fig. 5 is cam lever apparatus structure schematic diagram.
Fig. 6 is the A-A sectional view of Fig. 5.
Fig. 7 is the B-B sectional view of Fig. 5.
Fig. 8 is the schematic diagram after the cam spanner rotation 135 ° of cam lever device.
Fig. 9 is connecting block structure schematic diagram.
Figure 10 is the A-A sectional view of Fig. 9.
Description of reference numerals:
1, scalable doorframe, 2, nylon face shield, 3, special fan, 4, control sampling box, 5, cam lever device, 51, cam spanner, 52, block, 53, pulling block, 54, straight burr handle, the 531, first pulling block, the 532, second pulling block, 533, screw, 534, pulling block spring, 6, section material framework, 61, section bar, 62, opening, 7, contiguous block, 71, copper post, 72, spring, 8, blower housing, 9, flabellum, 10, egg grid, 11, converter, 12, sampling box.
Detailed description of the invention
This utility model is for carrying out the detection of air permeability according to international standard " building hot property, the fan forced method of mensuration of building breathability " (ISO9972-2015) to architectural exterior-protecting construction.
Below in conjunction with the accompanying drawings this utility model is described further:
This utility model is a kind of blast gate air tightness detection equipment, including casing, as it is shown in figure 1, include scalable doorframe 1, nylon face shield 2, special fan 3 and control sampling box 4；Nylon face shield 2 is wrapped on scalable doorframe 1, and nylon face shield 2 is provided with opening, and opening is sewed up a circle elastic cord, and special fan 3 is enclosed within the opening of nylon face shield 2, and elastic cord is strangled on the shell of special fan 3；Special fan 3 is hung on scalable doorframe 1 by handle；Special fan 3 connects control sampling box 4.
Nylon face shield 2 surrounding is with VELCRO, and the VELCRO of nylon face shield 2 surrounding hooks face turnover and is pasted onto on VELCRO hair side, is wrapped in nylon face shield by scalable doorframe 1.
As in figure 2 it is shown, scalable doorframe 1 is mainly made up of the contiguous block 7 of cam lever device 5, section material framework 6 and band spring；Cam lever device 5 is bolted with section material framework 6, section material framework 6 horizontal and vertical on section bar all by making it connect at cam lever device 5 that is horizontal and that vertically can slide, make scalable doorframe 1 can stretch to adapt to different rooms to be detected door opening；Section material framework 6 is provided with the contiguous block 7 of band spring in horizontal and vertical junction, and vertical direction upper sectional material is detachable, it is simple to transport, convenience quick for installation.
5 interconnection functions of cam lever device, making can be with sliding extension between section bar and section bar.As shown in Figure 5-Figure 7, cam lever device 5 is made up of cam spanner 51, block 52, pulling block 53 and straight burr handle 54；Pulling block 53 includes the first pulling block 531 and the second pulling block 532, and the first pulling block 531 and the second pulling block 532 are by screw 533 and pulling block spring 534 is telescopic links together；It is internal that screw 533 screwed bar portion is threadedly secured to the second pulling block 532, and screw 533 is positioned at the cavity of the first pulling block 531 without threaded bar portion and head, and pulling block spring 534 is set in screw 533 without threaded bar portion；Block 52 is arranged on above the second pulling block 532, and by bolt and the second fixing connection of pulling block 532；Cam spanner 51 is arranged on above the first pulling block 531, and is connected by straight burr handle 54 is fixing with the first pulling block 531.
Pulling cam spanner 51 drives the first pulling block 531 to compress pulling block spring 534, now withstand on block 52 due to the second pulling block 532, first pulling block 531 is to away from the second pulling block 532 direction motion, make section bar protrude upward connection side with section bar, so can make nylon face cover and tested room doorframe tight silk close joint.In like manner, reversely pulling cam spanner 51, drive the first pulling block 531 to stretch pulling block spring 534, now withstand on block 52 due to the second pulling block 532, the first pulling block 531, near the second pulling block 532 direction motion, makes section bar and section bar shorten in closure.
As shown in Figure 8, the rotational angle of cam spanner 51 maximum is 135 °, and the elongation of section bar now can be made to reach maximum.
Connect with cam lever device 5 fixing when section bar on section material framework is laterally or vertically connected with section bar, connect with the contiguous block 7 of band spring during vertical connection.
As shown in figs. 9 and 10, contiguous block 7 side is connected with section bar, and opposite side is connected by telescopic copper post 71, copper post 71 bottom is provided with the spring 72 that can be pressed into contiguous block, section bar is provided with opening 62, and when section bar injects contiguous block 7, copper post 71 snaps into section bar open 62.
As it is shown on figure 3, described special fan 3 includes through injection molding, the foam glass steel blower housing 8 of roughening process and is arranged on the flabellum 9 within blower housing, flabellum 9 is with the blade of 8 angle adjustables.Lightweight to ensure blower fan, it is simple to transport is with easy for installation, and air quantity is big, it is simple to measure the room of more specification.
The containment weight using foam glass steel matter is light, and common blower housing is round, and meeting on the ground turns, and above-mentioned blower housing and contact position, ground are flat, on the ground will not move.
Described special fan 3 is provided with lightweight egg grid 10 in the middle part of air outlet.Ensure that blower fan air-out is steady, it is ensured that the accuracy of air measuring.
As shown in Figure 4, converter 11 and sampling box 12 are included in described control sampling box 4；Converter 11 is fixed by rivet interlacement with controlling sampling box 4；Sampling box 12 includes that the differential pressure pickup of two accurate calibrations, circuit board and shell, two differential pressure pickups are arranged in the enclosure with circuit board, and differential pressure pickup connects circuit board；Converter 11 is connected on the circuit board of sampling box by cable.Sampling box 12 is a twin-channel test air pressure and the instrument of flow, additionally it is possible to two pass bands air pressure simultaneously.Sampling box 12 is connected preservation data and printed report (circuit board of sampling box 12 is connected with computer) by cable with computer.Easy to operate simply, error of measured data is little.
Sampling box 12 is provided with four interfaces (two-way measurement), connects special fan 3 by trachea and measures flow pressure；Control sampling box 4 and be placed near special fan 3, it is ensured that in the join domain of trachea.
During utility model works:
As shown in fig. 1, it it is the installation diagram of whole detection equipment, copper post 71 on the contiguous block 7 of band spring is compressed, section bar 61 is injected the contiguous block 7 of band spring, copper post snaps into the opening 62 on section bar 61, making section bar be connected in vertical direction with section bar, each junction connects the most in this way, forms scalable doorframe 1.Scalable doorframe 1 is wrapped on nylon face shield 2, adjust section material framework 6, make its size similar with tested room doorframe size, nylon face shield 2 is fixed on scalable doorframe 1 by the VELCRO carried with nylon face shield 2, scalable doorframe 1 is fixed on detected room doorframe, pull cam lever device 5, nylon face cover 2 and tested room doorframe tight silk close joint can be made.Special fan 3 is enclosed within nylon face shield 2, secures the fan to, on scalable doorframe 1 crossbeam, make blower fan not contact with ground by VELCRO.Special fan 3 power control line is connected on control sampling box 4, connects sampling box 12 and special fan 3 with trachea, is manually or automatically completed test, sampling box 12 automatic data collection by the button on sampling box 12, completes test.Sampling box 12 is connected with computer, data, printed report can be derived.
Claims (10)
1. a blast gate air tightness detection equipment, it is characterised in that: include scalable doorframe (1), nylon face shield (2), special fan (3) and control sampling box (4)；Nylon face shield (2) is wrapped on scalable doorframe (1), and nylon face shield (2) is provided with opening, and opening is sewed up a circle elastic cord, and special fan (3) is enclosed within the opening of nylon face shield (2), and elastic cord is strangled on the shell of special fan (3)；Special fan (3) is hung on scalable doorframe (1) by handle；Special fan (3) connects control sampling box (4).
Blast gate air tightness detection equipment the most according to claim 1, it is characterized in that: nylon face shield (2) surrounding is with VELCRO, the VELCRO of nylon face shield (2) surrounding hooks face turnover and is pasted onto on VELCRO hair side, scalable doorframe (1) is wrapped in nylon face shield (2) inner.
Blast gate air tightness detection equipment the most according to claim 1, it is characterised in that: scalable doorframe (1) is mainly made up of the contiguous block (7) of cam lever device (5), section material framework (6) and band spring；Cam lever device (5) is bolted with section material framework (6), section material framework (6) horizontal and vertical on section bar (61) all by making it connect cam lever device (5) that is horizontal and that vertically can slide, make scalable doorframe (1) can stretch to adapt to different rooms to be detected door opening；Section material framework (6) is provided with the contiguous block (7) of band spring in horizontal and vertical junction.
Blast gate air tightness detection equipment the most according to claim 3, it is characterised in that: cam lever device (5) is made up of cam spanner (51), block (52), pulling block (53) and straight burr handle (54)；Pulling block (53) includes the first pulling block (531) and the second pulling block (532), and the first pulling block (531) and the second pulling block (532) are by screw (533) and pulling block spring (534) is telescopic links together；It is internal that screw (533) screwed bar portion is threadedly secured to the second pulling block (532), screw (533) is positioned at the cavity of the first pulling block (531) without threaded bar portion and head, and pulling block spring (534) is set in screw (533) without threaded bar portion；Block (52) is arranged on the second pulling block (532) top, and connects by bolt and the second pulling block (532) are fixing；Cam spanner (51) is arranged on the first pulling block (531) top, and is connected by straight burr handle (54) and the first pulling block (531) are fixing.
Blast gate air tightness detection equipment the most according to claim 3, it is characterized in that: contiguous block (7) side is connected with section bar, opposite side is connected by telescopic copper post (71), copper post (71) bottom is provided with the spring (72) that can be pressed into contiguous block, section bar is provided with opening (62), when section bar injects contiguous block (7), copper post (71) snaps into section bar open (62).
Blast gate air tightness detection equipment the most according to claim 1, it is characterized in that: described special fan (3) includes through injection molding, foam glass steel blower housing (8) of roughening process and is arranged on the fan leaf (9) within blower housing, and flabellum (9) is with the blade of 8 angle adjustables.
7. according to the blast gate air tightness detection equipment described in claim 1 or 6, it is characterised in that: special fan shell and contact position, ground are flat.
Blast gate air tightness detection equipment the most according to claim 1, it is characterised in that: described special fan (3) is provided with lightweight egg grid (10) in the middle part of air outlet.
Blast gate air tightness detection equipment the most according to claim 1, it is characterised in that: described control sampling box (4) includes converter (11) and sampling box (12)；Converter (11) is fixed by rivet interlacement with controlling sampling box (4)；Sampling box (12) includes that the differential pressure pickup of two accurate calibrations, circuit board and shell, two differential pressure pickups are arranged in the enclosure with circuit board, and differential pressure pickup connects circuit board, and converter (11) connects the circuit board of sampling box by cable；Sampling box (12) is connected with computer.
Blast gate air tightness detection equipment the most according to claim 9, it is characterised in that: sampling box (12) is provided with four interfaces, connects special fan (3) by trachea；Control sampling box (4) to be placed near special fan (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620372753.XU CN205719442U (en) | 2016-04-28 | 2016-04-28 | Blast gate air tightness detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620372753.XU CN205719442U (en) | 2016-04-28 | 2016-04-28 | Blast gate air tightness detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205719442U true CN205719442U (en) | 2016-11-23 |
Family
ID=57291327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620372753.XU Withdrawn - After Issue CN205719442U (en) | 2016-04-28 | 2016-04-28 | Blast gate air tightness detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205719442U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105716802A (en) * | 2016-04-28 | 2016-06-29 | 沈阳紫微机电设备有限公司 | Air tightness detection equipment for blast gate |
| CN109752142A (en) * | 2019-03-08 | 2019-05-14 | 青岛市建筑材料研究所有限公司 | A kind of closed guard gate's air-tightness detection device for engineering site |
-
2016
- 2016-04-28 CN CN201620372753.XU patent/CN205719442U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105716802A (en) * | 2016-04-28 | 2016-06-29 | 沈阳紫微机电设备有限公司 | Air tightness detection equipment for blast gate |
| CN105716802B (en) * | 2016-04-28 | 2018-01-09 | 沈阳紫微机电设备有限公司 | Blast gate air tightness detection equipment |
| CN109752142A (en) * | 2019-03-08 | 2019-05-14 | 青岛市建筑材料研究所有限公司 | A kind of closed guard gate's air-tightness detection device for engineering site |
| CN109752142B (en) * | 2019-03-08 | 2021-04-09 | 青岛市建筑材料研究所有限公司 | A people's air defense door gas tightness detection device for engineering scene |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161123 Effective date of abandoning: 20180109 |