CN205412518U - Take auto -lock shock -absorbing function filter membrane clamping device - Google Patents
Take auto -lock shock -absorbing function filter membrane clamping device Download PDFInfo
- Publication number
- CN205412518U CN205412518U CN201620215800.XU CN201620215800U CN205412518U CN 205412518 U CN205412518 U CN 205412518U CN 201620215800 U CN201620215800 U CN 201620215800U CN 205412518 U CN205412518 U CN 205412518U
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- rocking bar
- filter membrane
- spring
- connecting rod
- crank
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Abstract
The utility model discloses a take auto -lock shock -absorbing function filter membrane clamping device, handle, main pivot and crank are connected for the rigidity integral type, and the outer tip of articulate passes through the crank pivot to be connected with connecting rod one end, and crank and connecting rod coincidence part are provided with the spacing groove, the connecting rod other end passes through connecting -rod rotary shaft to be connected with the rocker, and connecting -rod rotary shaft is fixed to be set up on the rocker, the rocker passes through the rocker pivot to be connected with the fixing base, and main pivot is passed through the bearing and is connected with the fixing base, about the spring both ends respectively with the fixing base on the spring on the couple get in touch down with the spring and be connected, install attenuator bottom and rocker contact on the fixing base, the filter membrane through lower seal circle and upper seal circle respectively with rocker and fixing base sealing connection, install spacing on the rocker, fixing base and air inlet seat sealing connection, air exhaust nozzle and air -bleed system cooperation. Can realize that mechanical auto -lock, clamping are fast, motion stationary, the shock attenuation is effectual, can prevent that the filter membrane from removing and droing, and overall structure is simple, compact, and is with low costs, portable good.
Description
Technical field
This utility model belongs to filter membrane clip holding equipment technical field, is specifically related to a kind of band self-locking shock-absorbing function filter membrane clamping device.
Background technology
Particulate matter in surrounding air or waste gas of pollutant it is frequently necessary to trap by filter membrane method, during measurement, air inlet is connected with source of the gas, gas outlet is connected with sensor, gas to be measured in source of the gas, in air inlet enters inlet chamber, is entering sensor through outlet chamber, gas outlet after membrane filtration, sensor is detecting gas, and need to test continuously when operation, so require the replacing of filter membrane to be completed between experiment every time.During filter membrane method trap particulate matter, particulate matter is attached on filter membrane surface, thus is shaken or interference in air flow can affect experimental precision.For improving experiment accuracy, if quickly, to smoothly achieve filter membrane replacing be that this kind of filter membrane clamping device needs key problems-solving.
Have multiple filter membrane clamping device in the market, but they common drawback be exactly stability and damping effect bad.Some has shock-absorbing function, but cannot realize overall process even running, thus still can cause the vibrations of filter membrane, affects experimental precision；Although some can prevent floatation of filter film, but structure bulky, overall weight and volume are the biggest, the overall portability of impact；Although certain structures is simple, but does not has shock-absorbing function, and easily causes floatation of filter film, cause experiment invalid.
Utility model content
For problems of the prior art, the purpose of this utility model is to provide a kind of band self-locking shock-absorbing function filter membrane clamping device, utilizes crank and rocker mechanism to realize.Filter membrane is placed on rocking bar, and handle completes the folding to rocking bar by crank and controls；Using the dead-centre position of quadric chain as the maximum deployed position of rocking bar, thus self-lock protection when realizing filter membrane replacing；Upwards strain rocking bar with spring, one is to realize the compression to filter membrane to seal, and additionally can ensure that rocking bar opening procedure is stable；Withstanding rocking bar with antivibrator, prevent when clamping filter membrane spring from the release suddenly of rocking bar pulling force is caused the vibrations of filter membrane, it is stable for making clamping process；Rocking bar will necessarily tilt certain angle when upset, in order to prevent slipping and falling out of filter membrane, increases limit base, make filter membrane be unlikely to when rocking bar overturns and move on rocking bar.
The technical scheme that this utility model is taked is:
A kind of band self-locking shock-absorbing function filter membrane clamping device, including hook, connecting rod, connecting rod rotating shaft, spring, spring lower draw-bar, air exhaust nozzle, lower seal, upper sealing ring, filter membrane, limit base, rocking bar, handle, air inlet seat, antivibrator, bearing, main shaft on crank, crankshaft, fixing seat, rocking bar rotating shaft, spring, described handle, main shaft and crank are that rigid unitary connects, the outer end of crank is connected with connecting rod one end by crankshaft, and crank and connecting rod intersection are provided with stopper slot；The connecting rod other end is connected with rocking bar by connecting rod rotating shaft, and connecting rod rotating shaft is fixedly installed on rocking bar；Rocking bar is connected with fixing seat by rocking bar rotating shaft, and main shaft is connected with fixing seat by bearing；Fixedly mounting on fixing seat on spring and link up with, fixedly mount spring lower draw-bar on rocking bar, the upper and lower two ends of spring are connected with hook and spring lower draw-bar on spring respectively；Rocking bar loads filter membrane region and is provided with lower seal, and filter membrane is placed in lower seal, is provided with limit base on rocking bar simultaneously, and fixing seat compresses filter membrane region and is provided with sealing ring；Fixing seat is tightly connected with air inlet seat, is provided with air exhaust nozzle in rocker bottom, and air exhaust nozzle coordinates with extract system.
Further, when described crank and connecting rod are on same straight line, the folding angle of rocking bar is maximum deployed position, as the dead-centre position of quadric chain, now crank and connecting rod are engaged by stopper slot, and rocking bar is relatively fixed the trend of seat Guan Bi under spring tension effect and is pinned by crank and connecting rod.
Further, described antivibrator is arranged on fixing seat, contacts with rocking bar bottom antivibrator.
Further, described handle and crank are respectively perpendicular and are arranged on two ends, main shaft left and right, and handle end is provided with grip structure.
Further, the linkage that described crank, connecting rod and spring are formed may be provided at the center of main shaft, it is ensured that main shaft left and right sides stress equalization.
Further, described rocking bar rotating shaft and main shaft are set in parallel, and main shaft is respectively connected with bearing in the left and right sides of fixing seat.
Further, described rocking bar is loaded with filter membrane one side meeting downward-sloping certain angle when opening, filter membrane lower end is spacing by limit base.
Further, described filter membrane is tightly connected with rocking bar and fixing seat respectively by lower seal and upper sealing ring, and fixing seat is tightly connected with air inlet seat, and rocking bar is tightly connected with air exhaust nozzle, forms airtight gas circuit by air inlet seat switching sickle grain separating device.
Further, described fixing seat and rocking bar use the mode of rocking bar swung downward, or use fixing rocking bar to drive the mode that fixing seat swings.
Further, described spring may be configured as extension spring, or drives rocking bar applying Guan Bi at rocking bar rotating shaft position increase torsion spring, or increases stage clip in rocker bottom, it is achieved Guan Bi driving upwards.
The beneficial effects of the utility model are:
1, mechanical self-latching can be realized.Open and close movement is realized by simple in construction, crank rocker quadric chain with low cost; when utilizing rocking bar reverse drive; dead point between connecting rod and crank carries out locking protection; so can be the most user-friendly; only need simple push pull maneuver can realize quickly opening and Guan Bi of clamping mechanism, thus realize the on-the-spot quick-clamping of filter membrane.
2, clamping speed is fast.The folding of filter membrane clamping device is realized by crank and rocker mechanism, only need to be swung by driving handle when operation and can complete opening and closing movement, complete speed fast, it is to avoid long-time operation causes filter membrane to be exposed in air or waste gas, pollute, thus affect experimental precision.
3, stable movement, good damping effect.Clamping device has spring constraint when opening, and has antivibrator to retrain when Guan Bi, thus this clamping device can realize overall process even running, it is ensured that filter membrane is not disturbed by vibrations when clamping, thus ensures experimental precision.
4, can prevent filter membrane from moving and coming off.Filter membrane can be with the folding flip-flop movement together of clamping device when clamping, and filter membrane can effectively be carried out spacing by limit base, it is to avoid occurs when tilting certain angle to slide or come off, thus causes vibration influence precision, even comes off and causes experiment invalid.
5, overall structure is simple, compact, low cost, good portability.Crank and rocker mechanism is low to requirement on machining accuracy, simple in construction, light, and assembly difficulty is little, thus integral production cost is the highest, and physical dimension is little, and overall volume is compact, good portability, is suitable for outdoor moving work.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model；
Wherein, 1, crank；2, crankshaft；3, fixing seat；4, rocking bar rotating shaft；5, link up with on spring；6, connecting rod；7, connecting rod rotating shaft；8, spring；9, spring lower draw-bar；10, air exhaust nozzle；11, lower seal；12, upper sealing ring；13, filter membrane；14, limit base；15, rocking bar；16, handle；17, air inlet seat；18, antivibrator；19, bearing；20, rotating shaft.
Detailed description of the invention
Below in conjunction with accompanying drawing, structure of the present utility model composition is described as follows with operation principle:
As it is shown in figure 1, a kind of band self-locking shock-absorbing function filter membrane clamping device includes: hook 5, connecting rod 6, connecting rod rotating shaft 7, spring 8, spring lower draw-bar 9, air exhaust nozzle 10, lower seal 11, upper sealing ring 12, filter membrane 13, limit base 14, rocking bar 15, handle 16, air inlet seat 17, antivibrator 18, bearing 19, main shaft 20 on crank 1, crankshaft 2, fixing seat 3, rocking bar rotating shaft 4, spring.Crank 1 and handle 16 are rigidly connected with main shaft 20, thus realize swing handle 16 and main shaft 20 can be driven to rotate, thus drive crank 1 to swing；Crank leads to 1 to be crossed crankshaft 2 and is connected with connecting rod 6, can realize crank 1 and connecting rod 6 around crankshaft 2 rotary motion, and crank 1 and connecting rod 6 intersection limited location groove, it is ensured that connecting rod 6 cannot be rotated further after arriving dead point prevent from continuing to rotate breakthrough dead point；Connecting rod 6 is connected with rocking bar 15 by connecting rod rotating shaft 7, and connecting rod rotating shaft 7 is rigidly attached on rocking bar 15, so can realize connecting rod 6 around connecting rod rotating shaft 7 rotary motion；Rocking bar 15 is connected with fixing seat 3 by rocking bar rotating shaft 4, thus can realize rocking bar 15 and rotate around rocking bar rotating shaft 4；Main shaft 20 is connected with fixing seat 3 by bearing 19, it is achieved main shaft 20 is relatively fixed seat 3 and rotates；Being rigidly connected on fixing seat 3 on spring and link up with 5, be rigidly connected on rocking bar 15 spring lower draw-bar 9, spring about 8 respectively with link up with on spring 5 and spring lower draw-bar 9 be connected, it is achieved the trend of Guan Bi between rocking bar 15 and fixing seat 3；Antivibrator 18 is arranged on fixing seat 3, contacts with rocking bar 15 bottom it, and when rocking bar 15 is swung up under spring 8 pulling force effect, the damping that antivibrator 18 produces makes rocking bar 15 slowly swing, it is to avoid produce vibrations and impact；Rocking bar 15 loads filter membrane region and is provided with lower seal 11, and filter membrane 13 is placed in lower seal 11, is provided with limit base 14, to 13 position-limiting actions of filter membrane on rocking bar 15 simultaneously, it is to avoid cause filter membrane 13 to slide owing to rocking bar 15 swings；Fixing seat 3 compresses filter membrane region and is provided with sealing ring 12, and when rocking bar 15 clamps filter membrane 13 under spring 8 pulling force effect, filter membrane 13 realizes the sealing with rocking bar 15 by lower seal 11, realizes the sealing with fixing seat 3 by upper sealing ring 12；Air exhaust nozzle 10 is installed bottom rocking bar 15, can coordinate with extract system；Fixing seat 3 is tightly connected with air inlet seat 17, and air inlet seat 17 can be transferred the grain separating devices such as sickle.
Specific embodiments of the present utility model is: swing by pushing down on handle 16, drive main shaft 20 to be relatively fixed seat 3 by bearing 19 to rotate clockwise, rigidly connected crank 1 meeting clockwise direction lower swing on main shaft 20, and moved down by crankshaft 2 drivening rod 6, connecting rod 6 drives rocking bar 15 to move downward by connecting rod rotating shaft 7, plus the effect of contraction of rocking bar rotating shaft 4, rocking bar 15 can be made around rocking bar rotating shaft 4 swung downward, it is achieved rocking bar 15 is relatively fixed the open and close movement of seat 3；Link up with 5 on spring on fixing seat 3 to be connected with the rocking bar 15 being provided with spring lower draw-bar 9 by spring 8, and the pulling force produced by spring 8 produces relatively closed trend, and when the downforce produced rocking bar 15 by crank 1 connecting rod 6 mechanism is more than spring 8 pulling force, rocking bar 15 then can be promoted to open, owing to there being the pulling force effect of spring 8 during this, the process opened is the most lentamente, it is to avoid produce impact and vibrations；When crank 1 and connecting rod 6 are on same straight line, the folding angle of rocking bar 15 is maximum, and at this time crank 1 and connecting rod 6 are in dead-centre position, now release handle 16 rocking bar 15 is relatively fixed the trend of seat 3 Guan Bi under spring 8 pulling force effect and can be pinned by crank 1 and connecting rod 6, now can complete filter membrane 13 is picked and placeed work；Filter membrane 13 is tightly connected with rocking bar 15 and fixing seat 3 respectively by lower seal 11 and upper sealing ring 12, when rocking bar 15 opens, filter membrane 13 opens together along with rocking bar 15 under gravity, the filter membrane 13 one side downward-sloping certain angle of meeting it is loaded with when rocking bar 15 opens, at this time limit base 14 can be to 13 position-limiting actions of filter membrane, it is to avoid the movement of filter membrane 13 and landing；After completing filter membrane 13 replacing, with handle 16 of handing up, main shaft 20 can be driven to rotate counterclockwise, main shaft 20 can drive crank 1 to be swung up counterclockwise, now crank 1 and connecting rod 6 can walk around dead-centre position, under spring 8 pulling force effect, rocking bar 15 can be swung up around rocking bar rotating shaft 4, until filter membrane 13 seals with the upper sealing ring 12 being arranged on fixing seat 3 compresses；In closing course, antivibrator 18 makes rocking bar 15 slowly move by the damping produced, it is to avoid produce impact and vibrations because spring 8 power is excessive；After clamping, filter membrane 13 is relatively fixed seat 3 and rocking bar 15 is to seal, and fixing seat 3 is tightly connected with air inlet seat 17 again, and rocking bar 15 is tightly connected with air exhaust nozzle 10, thus can form airtight gas circuit, so can receive and complete particle collection experiment in suitable gas circuit.
In order to ensure the filter membrane 13 long playing reliability of clamping device, can be respectively mounted a set of crank 1 and connecting rod 6 at main shaft about 20 two ends, main shaft 20 has bearing 19 to connect in the left and right sides of fixing seat 3；For ensureing sealing effectiveness when filter membrane 13 clamps, hook 5 and spring lower draw-bar 9 on each side installation one sleeve spring 8 and spring of fixing seat 3 and rocking bar 15；For alleviating the burden of operator, optional longer handle 16, can play more preferable labor-saving effect.
This utility model is not only limited to crank 1, connecting rod 6, spring 8 etc. and is positioned at the mode of both sides, it is also possible to linkage is placed in the center of main shaft 20, it is achieved left and right sides stress equalization；Fixing seat 3 and rocking bar 15 are also not limited to the mode of rocking bar 15 swung downward, it is also possible to fixing rocking bar 15, and drive fixing seat 3 to swing；Spring 8 is not only limited to extension spring, it is possible to increase torsion spring in rocking bar rotating shaft 4 position and rocking bar 15 applies Guan Bi driving, or increase stage clip bottom rocking bar 15, it is achieved Guan Bi upwards drives.
The above is not to restriction of the present utility model; it is noted that, for those skilled in the art; on the premise of without departing from this utility model essential scope; can also make some changes, retrofit, add or replace, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (10)
1. a band self-locking shock-absorbing function filter membrane clamping device, it is characterized in that, including hook, connecting rod, connecting rod rotating shaft, spring, spring lower draw-bar, air exhaust nozzle, lower seal, upper sealing ring, filter membrane, limit base, rocking bar, handle, air inlet seat, antivibrator, bearing, main shaft on crank, crankshaft, fixing seat, rocking bar rotating shaft, spring, described handle, main shaft and crank are that rigid unitary connects, the outer end of crank is connected with connecting rod one end by crankshaft, and crank and connecting rod intersection are provided with stopper slot；The connecting rod other end is connected with rocking bar by connecting rod rotating shaft, and connecting rod rotating shaft is fixedly installed on rocking bar；Rocking bar is connected with fixing seat by rocking bar rotating shaft, and main shaft is connected with fixing seat by bearing；Fixedly mounting on fixing seat on spring and link up with, fixedly mount spring lower draw-bar on rocking bar, the upper and lower two ends of spring are connected with hook and spring lower draw-bar on spring respectively；Rocking bar loads filter membrane region and is provided with lower seal, and filter membrane is placed in lower seal, is provided with limit base on rocking bar simultaneously, and fixing seat compresses filter membrane region and is provided with sealing ring；Fixing seat is tightly connected with air inlet seat, is provided with air exhaust nozzle in rocker bottom, and air exhaust nozzle coordinates with extract system.
A kind of band self-locking shock-absorbing function filter membrane clamping device, it is characterized in that, when described crank and connecting rod are on same straight line, the folding angle of rocking bar is maximum deployed position, dead-centre position as quadric chain, now crank and connecting rod are engaged by stopper slot, and rocking bar is relatively fixed the trend of seat Guan Bi under spring tension effect and is pinned by crank and connecting rod.
A kind of band self-locking shock-absorbing function filter membrane clamping device, it is characterised in that described antivibrator is arranged on fixing seat, contacts with rocking bar bottom antivibrator.
A kind of band self-locking shock-absorbing function filter membrane clamping device, it is characterised in that described handle and crank are respectively perpendicular and are arranged on two ends, main shaft left and right, and handle end is provided with grip structure.
A kind of band self-locking shock-absorbing function filter membrane clamping device, it is characterised in that the linkage that described crank, connecting rod and spring are formed may be provided at the center of main shaft, it is ensured that main shaft left and right sides stress equalization.
A kind of band self-locking shock-absorbing function filter membrane clamping device, it is characterised in that described rocking bar rotating shaft and main shaft are set in parallel, and main shaft is respectively connected with bearing in the left and right sides of fixing seat.
A kind of band self-locking shock-absorbing function filter membrane clamping device, it is characterised in that described rocking bar is loaded with filter membrane one side meeting downward-sloping certain angle when opening, filter membrane lower end is spacing by limit base.
A kind of band self-locking shock-absorbing function filter membrane clamping device, it is characterized in that, described filter membrane is tightly connected with rocking bar and fixing seat respectively by lower seal and upper sealing ring, fixing seat is tightly connected with air inlet seat, rocking bar is tightly connected with air exhaust nozzle, forms airtight gas circuit by air inlet seat switching sickle grain separating device.
A kind of band self-locking shock-absorbing function filter membrane clamping device, it is characterised in that described fixing seat and rocking bar use the mode of rocking bar swung downward, or use fixing rocking bar to drive the mode that fixing seat swings.
A kind of band self-locking shock-absorbing function filter membrane clamping device, it is characterized in that, described spring may be configured as extension spring, or increases torsion spring to rocking bar applying Guan Bi driving at rocking bar rotating shaft position, or increase stage clip in rocker bottom, it is achieved Guan Bi upwards drives.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620215800.XU CN205412518U (en) | 2016-03-21 | 2016-03-21 | Take auto -lock shock -absorbing function filter membrane clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620215800.XU CN205412518U (en) | 2016-03-21 | 2016-03-21 | Take auto -lock shock -absorbing function filter membrane clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205412518U true CN205412518U (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620215800.XU Withdrawn - After Issue CN205412518U (en) | 2016-03-21 | 2016-03-21 | Take auto -lock shock -absorbing function filter membrane clamping device |
Country Status (1)
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| CN (1) | CN205412518U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105642039A (en) * | 2016-03-21 | 2016-06-08 | 青岛众瑞智能仪器有限公司 | Filter membrane clamping device with self-locking damping function |
| CN111149489A (en) * | 2020-02-24 | 2020-05-15 | 江苏大学 | Plug seedling planting mechanism |
| CN111804027A (en) * | 2020-08-31 | 2020-10-23 | 烟台市芝罘区鎏福茶厂 | Sediment filtering device with movable filter bag and using method thereof |
-
2016
- 2016-03-21 CN CN201620215800.XU patent/CN205412518U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105642039A (en) * | 2016-03-21 | 2016-06-08 | 青岛众瑞智能仪器有限公司 | Filter membrane clamping device with self-locking damping function |
| CN111149489A (en) * | 2020-02-24 | 2020-05-15 | 江苏大学 | Plug seedling planting mechanism |
| CN111804027A (en) * | 2020-08-31 | 2020-10-23 | 烟台市芝罘区鎏福茶厂 | Sediment filtering device with movable filter bag and using method thereof |
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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: 20160803 Effective date of abandoning: 20170901 |