CN207379658U - Back pressure detection device - Google Patents
Back pressure detection device Download PDFInfo
- Publication number
- CN207379658U CN207379658U CN201720402578.9U CN201720402578U CN207379658U CN 207379658 U CN207379658 U CN 207379658U CN 201720402578 U CN201720402578 U CN 201720402578U CN 207379658 U CN207379658 U CN 207379658U
- Authority
- CN
- China
- Prior art keywords
- exhaust pipe
- tube
- detection device
- back pressure
- type connecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses back pressure detection devices, including exhaust purifier and pressure sensor, one end of the exhaust purifier is connected with exhaust pipe, the upper end of exhaust pipe is opened up there are one circular hole, L-type connecting tube is inserted in circular hole, the junction of L-type connecting tube and exhaust pipe is arranged with sealing ring I, the described one end of L-type connecting tube away from exhaust pipe is connected to the upper end of sealing drum, the internal activity of the sealing drum is provided with piston, vertical tube is connected in the middle part of the lower end of sealing drum, one end of the pressure sensor is plugged in the lower end of vertical tube, the one end of the pressure sensor away from vertical tube is connected by connecting pipe with pressure tester, the one side of mounting base is connected with closure leather plug by connecting spring.The back pressure detection device, detection is in contrast more convenient, and detection efficiency is higher, has saved the time, and very big improves accuracy of detection.
Description
Technical field
The utility model is related to detection device technical fields, are specially back pressure detection device.
Background technology
When manufacturing engine tail gas purifier, it usually needs resistance of the detection engine tail gas purifier to air motion
Power, i.e. back pressure value, however, the back pressure detection device of the prior art is complicated, it is very inconvenient to detect, and detection efficiency compares
It is low, the substantial amounts of time is wasted, and accuracy of detection is than relatively low.
Utility model content
The purpose of this utility model is to provide back pressure detection device, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides following technical solution：Back pressure detection device, including exhaust purifier
And pressure sensor, one end of the exhaust purifier are connected with exhaust pipe, the upper end of exhaust pipe opens up that there are one circular hole, circular holes
Inside it is inserted with L-type connecting tube, the junction of L-type connecting tube and exhaust pipe is arranged with sealing ring I, and the L-type connecting tube is away from row
One end of tracheae is connected to the upper end of sealing drum, and the internal activity of the sealing drum is provided with piston, the lower end middle part of sealing drum
Vertical tube is connected with, one end of the pressure sensor is plugged in the lower end of vertical tube, and the junction of pressure sensor and vertical tube is set
Sealing ring II is equipped with, the one end of the pressure sensor away from vertical tube is connected by connecting pipe with pressure tester, the pressure
Force tester is fixedly mounted on the upper end of mounting base, and mounting base is supported on the ground by supporting rack, and the one side of mounting base passes through
Connecting spring is connected with closure leather plug, and closure leather plug is plugged in one end of exhaust pipe, transverse tube and row in the L-type connecting tube
Supporting rod is equipped between tracheae, the lower end connection of supporting rod is there are one snap ring, and snap ring is connected to the outside of exhaust pipe, the branch
The upper end of strut is provided with retainer ring, and Fixing shrink ring is located on transverse tube, and the middle part upper end of supporting rod is hinged with company by shaft
Extension bar, a middle side part of the sealing drum are provided with link block, and the one end of the connecting rod away from shaft is connected with link block.
Preferably, mounting groove corresponding with connecting rod is offered on the link block, the connecting rod rides upon mounting groove
It is interior, and the knob bolt by running through setting is fixed.
Preferably, the retainer ring is made of two arc rings, and one end of two arc rings is hinged, and the other end is both provided with
Fixed plate, one end of one of fixed plate are set there are two fastener, and card corresponding with fastener is offered in another fixed plate
Slot.
Preferably, the sealing ring I and sealing ring II are disposed as SIL silicone rubber O-rings.
Compared with prior art, the beneficial effects of the utility model are：The back pressure detection device structure design advantages of simple,
By the way that L-type connecting tube is connected on exhaust pipe, one end of exhaust pipe is blocked, gas is reached in sealing drum under band piston
It presses, pressure occurs simultaneously in the liquid in sealing drum, and sending pressure tester to by pressure sensor can obtain back pressure value, inspection
Survey is in contrast more convenient, and detection efficiency is higher, has saved the time, and very big improves accuracy of detection.
Description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model retainer ring schematic diagram.
In figure：Exhaust purifier 1, exhaust pipe 2, L-type connecting tube 3, sealing ring I31, sealing drum 4, piston 41, vertical tube 42,
Link block 43, pressure sensor 5, sealing ring II51, mounting base 6, pressure tester 61, supporting rod 7, retainer ring 71, snap ring 72,
Connecting rod 8, closure leather plug 9.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：Back pressure detection device, including 1 He of exhaust purifier
Pressure sensor 5, one end of exhaust purifier 1 are connected with exhaust pipe 2, and the upper end of exhaust pipe 2 is opened up there are one circular hole, in circular hole
It is inserted with L-type connecting tube 3, the junction of L-type connecting tube 3 and exhaust pipe 2 is arranged with sealing ring I31, and L-type connecting tube 3 is away from row
One end of tracheae 2 is connected to the upper end of sealing drum 4, and the internal activity of sealing drum 4 is provided with piston 41, is located in sealing drum 4 and lives
Plug 41 equipped with liquid, is connected with vertical tube 42 with lower part in the middle part of the lower end of sealing drum 4, one end of pressure sensor 5 is plugged in perpendicular
The lower end of pipe 42, and pressure sensor 5 and the junction of vertical tube 42 are provided with sealing ring II51, sealing ring I31 and sealing ring
II51 is disposed as SIL silicone rubber O-rings, has very strong heat resistance, and leakproofness is preferable, and pressure sensor 5 is away from perpendicular
One end of pipe 42 is connected by connecting pipe with pressure tester 61, and pressure tester 61 is fixedly mounted on the upper end of mounting base 6,
Liquid has certain gravity, when taking back of the body value on pressure tester 61, it is necessary to first subtract the pressure value that original liquid carries,
Resistance of the exhaust purifier 1 to air motion can be just obtained, mounting base 6 is supported on the ground by supporting rack, and the one of mounting base 6
Side is connected with closure leather plug 9 by connecting spring, and closure leather plug 9 is plugged in one end of exhaust pipe 2, by the outlet of exhaust pipe 2
It mouthful blocks so that air-flow can only enter L-type connecting tube 3, and supporting rod 7 is equipped between the transverse tube and exhaust pipe 2 in L-type connecting tube 3,
The lower end connection of supporting rod 7 is there are one snap ring 72, and snap ring 72 is connected to the outside of exhaust pipe 2, and the upper end of supporting rod 7 is provided with
Retainer ring 71, and retainer ring 71 is set on transverse tube, retainer ring 71 is made of two arc rings, one end hinge of two arc rings
It connects, the other end is both provided with fixed plate, and one end of one of fixed plate is set there are two fastener, is opened up in another fixed plate
There is card slot corresponding with fastener so that connection is more fixed, and mounts and dismounts simpler convenience, and supporting rod 7 can be to L
Type connecting tube 3 plays good supporting role so that L-type connecting tube 3 is more stablized in circulated gases, is less prone to and rocks
Phenomenon occurs, and the middle part upper end of supporting rod 7 is hinged with connecting rod 8 by shaft, and a middle side part of sealing drum 4 is provided with link block
43, the one end of connecting rod 8 away from shaft is connected with link block 43, offered on link block 43 with 8 corresponding mounting groove of connecting rod,
Connecting rod 8 is ridden upon in mounting groove, and the knob bolt by running through setting is fixed, and connecting rod 8 can play sealing drum 4 very well
Fixed effect, make its more stablize, be less prone to and rock, and can cause installation be more fixed, dismounting it is more convenient.
Operation principle：The gas outlet of exhaust pipe 2 is blocked by blocking leather plug 9 so that cleaned by exhaust purifier 1
Gas, entered by L-type connecting tube 3 in sealing drum 4, at this time gas band piston 41 push, piston 41 push drive it is close
Liquid in sealed tube 4 pushes and generates pressure, and pressure sensor 5 sends pressure signal to pressure tester 61 at this time, obtains
Then pressure value is made comparisons with normal pressure numerical value again, you can obtain resistance of the exhaust purifier 1 to air motion.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that in the case where not departing from the principle of the utility model and spirit can these embodiments be carried out with a variety of variations, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. back pressure detection device, including exhaust purifier（1）And pressure sensor（5）, it is characterised in that：The exhaust purifier
（1）One end be connected with exhaust pipe（2）, exhaust pipe（2）Upper end open up there are one circular hole, be inserted with L-type connecting tube in circular hole
（3）, L-type connecting tube（3）With exhaust pipe（2）Junction be arranged with sealing ring I（31）, the L-type connecting tube（3）Away from exhaust
Pipe（2）One end be connected to sealing drum（4）Upper end, the sealing drum（4）Internal activity be provided with piston（41）, sealing drum
（4）Lower end in the middle part of be connected with vertical tube（42）, the pressure sensor（5）One end be plugged in vertical tube（42）Lower end, and press
Force snesor（5）With vertical tube（42）Junction be provided with sealing ring II（51）, the pressure sensor（5）Away from vertical tube（42）
One end pass through connecting pipe and pressure tester（61）Connection, the pressure tester（61）It is fixedly mounted on mounting base（6）
Upper end, mounting base（6）By supporting rack support on the ground, mounting base（6）One side closure is connected with by connecting spring
Leather plug（9）, block leather plug（9）It is plugged in exhaust pipe（2）One end, the L-type connecting tube（3）On transverse tube and exhaust pipe
（2）Between be equipped with supporting rod（7）, supporting rod（7）Lower end connection there are one snap ring（72）, and snap ring（72）It is connected to exhaust pipe
（2）Outside, the supporting rod（7）Upper end be provided with retainer ring（71）, and retainer ring（71）It is set on transverse tube, supporting rod
（7）Middle part upper end connecting rod is hinged with by shaft（8）, the sealing drum（4）A middle side part be provided with link block（43）,
The connecting rod（8）One end and link block away from shaft（43）Connection.
2. back pressure detection device according to claim 1, it is characterised in that：The link block（43）On offer and connect
Bar（8）Corresponding mounting groove, the connecting rod（8）It rides upon in mounting groove, and the knob bolt by running through setting is fixed.
3. back pressure detection device according to claim 1, it is characterised in that：The retainer ring（71）By two arc ring groups
Into one end of two arc rings is hinged, and the other end is both provided with fixed plate, and there are two cards for one end setting of one of fixed plate
Part offers card slot corresponding with fastener in another fixed plate.
4. back pressure detection device according to claim 1, it is characterised in that：The sealing ring I（31）With sealing ring II
（51）It is disposed as SIL silicone rubber O-rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720402578.9U CN207379658U (en) | 2017-04-18 | 2017-04-18 | Back pressure detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720402578.9U CN207379658U (en) | 2017-04-18 | 2017-04-18 | Back pressure detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207379658U true CN207379658U (en) | 2018-05-18 |
Family
ID=62297550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720402578.9U Expired - Fee Related CN207379658U (en) | 2017-04-18 | 2017-04-18 | Back pressure detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207379658U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117268622A (en) * | 2023-11-22 | 2023-12-22 | 江苏润沃达环境科技有限公司 | Back pressure detection device and method for engine tail gas purifier |
-
2017
- 2017-04-18 CN CN201720402578.9U patent/CN207379658U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117268622A (en) * | 2023-11-22 | 2023-12-22 | 江苏润沃达环境科技有限公司 | Back pressure detection device and method for engine tail gas purifier |
| CN117268622B (en) * | 2023-11-22 | 2024-02-02 | 江苏润沃达环境科技有限公司 | Back pressure detection device and method for engine tail gas purifier |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207379658U (en) | Back pressure detection device | |
| CN106198128A (en) | A kind of air particle automatic acquisition device | |
| CN102879451A (en) | Multiparameter water quality analyzer | |
| CN202485717U (en) | Sulfur hexafluoride electrical equipment gas comprehensive detector | |
| CN206362600U (en) | A kind of poultry house exhaust outlet ammonia sampling apparatus | |
| CN209197799U (en) | A kind of atmosphere real-time monitoring device for forest ecological environment | |
| CN205717617U (en) | The outer machine fixed support of integrated air conditioner | |
| CN205562720U (en) | Easy maintenance's line detection ware | |
| CN218444021U (en) | Natural gas flow metering device | |
| CN208953006U (en) | A kind of ambient air quality monitoring device | |
| CN207349757U (en) | A kind of environmental protection detection device | |
| CN209252064U (en) | A kind of sample storage cabinet for jam food detection | |
| CN207963939U (en) | It is a kind of to place the dust from construction sites detector stablized and be moved easily | |
| CN207025350U (en) | The detecting system of activated carbon adsorber | |
| CN206911030U (en) | A kind of cyclone dust collectors | |
| CN219456088U (en) | Portable gas detection equipment | |
| CN205199953U (en) | Ware is relayed to capsule dewatering | |
| CN214704368U (en) | Thing networking environmental monitoring box with circuit communication monitoring function | |
| CN202886323U (en) | Multi-parameter water quality measurement instrument | |
| CN211740671U (en) | Soil environment administers and uses soil collection system | |
| CN210656581U (en) | Filter equipment for sewage treatment | |
| CN207623089U (en) | A kind of multichannel ambient particle object sampler | |
| CN207801954U (en) | A kind of monitoring environmental data internet of things equipment with safeguard function | |
| CN208525938U (en) | Integrated sewage treating apparatus | |
| CN220979641U (en) | Self-adaptive exhaust double-channel engine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180518 Termination date: 20210418 |