CN111413148A - Novel sampler - Google Patents
Novel sampler Download PDFInfo
- Publication number
- CN111413148A CN111413148A CN202010337250.XA CN202010337250A CN111413148A CN 111413148 A CN111413148 A CN 111413148A CN 202010337250 A CN202010337250 A CN 202010337250A CN 111413148 A CN111413148 A CN 111413148A
- Authority
- CN
- China
- Prior art keywords
- outer sleeve
- connecting piece
- fixed
- piece
- syringe needle
- 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.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a novel sampler, and belongs to the technical field of samplers. It includes the sampler body, the sampler body includes motor and the motor that is connected with the motor output end bearing down, the sampler body still includes syringe needle connecting piece, syringe needle connecting piece overcoat piece and sampling needle subassembly, the fixed outside at the syringe needle connecting piece that cup joints of syringe needle connecting piece overcoat piece, just the one end and the motor of syringe needle connecting piece overcoat piece are bearing fixed continuous down. The invention has the advantages that the sampling head can be installed by one-hand operation, and the operation is simple; the thimble is arranged in the device, so that a sample can be conveniently ejected; the sampling head is abandoned by one hand, and the sampling head device is abandoned in a matched way, so that the sampling head device has the advantage of convenience in operation.
Description
Technical Field
The invention relates to a novel sampler, and belongs to the technical field of samplers.
Background
Sampling tests are often required in chemical experiments, liquid samples can be sampled by using a needle tube, and solid samples do not have tools which can be used for sampling conveniently at present, so that a micro-sampler for the solid samples is necessary to be designed.
Disclosure of Invention
The invention aims at the problems mentioned in the background technology and adopts the following technical scheme to realize:
the utility model provides a novel sampler, includes the sampler body, the sampler body includes motor and the motor lower bearing that is connected with the motor output, the sampler body still includes syringe needle connecting piece, syringe needle connecting piece outer sleeve spare and sampling needle subassembly, the fixed outside of cup jointing at the syringe needle connecting piece of syringe needle connecting piece outer sleeve spare, just the bearing is fixed continuous under the one end of syringe needle connecting piece outer sleeve spare and the motor, the fixed cover of one end of sampling needle subassembly is established in the inside of syringe needle connecting piece, just the other end of sampling needle subassembly runs through and the syringe needle connecting piece to be equipped with and be used for playing limiting displacement's stop gear to the sampling needle subassembly.
As a preferred example, one end of the needle head connecting piece is welded with the needle head connecting piece outer sleeve piece, and one end of the motor lower bearing needle head connecting piece outer sleeve piece is welded with the motor lower bearing needle head connecting piece outer sleeve piece.
Adopt above-mentioned scheme, the purpose makes fixed between needle head connecting piece and the outer cover of needle head connecting piece and the motor bearing down, then under the motor rotation condition, can drive the rotation of motor bearing down, then drives the rotation of the outer cover of needle head connecting piece, finally drives the rotation of needle head connecting piece.
As a preferred example, the sampling needle assembly comprises an upper outer sleeve, a lower outer sleeve, a spring, a thimble and a stressed shaft, wherein the upper outer sleeve is movably sleeved on one end of the lower outer sleeve, the stressed shaft is fixed on the upper outer sleeve in a tight fit manner and is close to one end of the lower outer sleeve positioned inside the upper outer sleeve, the thimble is movably sleeved inside the lower outer sleeve, the spring is sleeved on the thimble, one end of the spring is abutted against the outer side wall of the lower outer sleeve, the other end of the spring extends into the inner part of the upper outer sleeve and is abutted against the stressed shaft, and a sampling notch is further formed in one end of the lower outer sleeve.
By adopting the scheme, the purpose is that the upper outer sleeve, the lower outer sleeve, the spring, the thimble and the stress shaft can form a stable integral sampling needle assembly, so that convenience is brought to subsequent sampling or lofting.
As a preferable example, the two side walls of one end of the needle head connecting piece are respectively provided with a bayonet groove, and each end of the stress shaft is clamped with the bayonet grooves.
Adopt above-mentioned scheme, the purpose is by the joint of sampling needle subassembly in the bayonet groove on atress axle and the syringe needle connecting piece, can make sampling needle subassembly under the assistance of bayonet groove, and the atress is more stable, and it is more reasonable to connect the dog.
As preferred example, stop gear is fixed double cassette outer lane spare and first sleeve pipe, fixed double cassette outer lane spare is including pressing briquetting, reset spring, fixed block, wedge, first bayonet socket and second bayonet socket, and two sets of both sides that are located the overcoat respectively, every the fixed block is fixed respectively in first sleeve pipe, every reset spring activity cover is respectively established in the inside of fixed block, every the one end of pressing briquetting is fixed mutually with reset spring, and the activity is established on first sleeve pipe, every the top of wedge is fixed with reset spring's bottom, the bottom at the wedge is seted up to first bayonet socket, the second bayonet socket is seted up in first sheathed tube one end, works as when first sleeve pipe is established when last overcoat, this moment the second bayonet socket is corresponding with the bayonet socket groove.
Adopt above-mentioned scheme, the purpose is under overcoat removes down for last overcoat to under the reset spring elasticity is supplementary, through pressing the whole that briquetting, wedge, first bayonet socket and reset spring formed can separate or the card and for overcoat down, make first bayonet socket on the wedge can block overcoat down or with overcoat phase separation down, thereby make overcoat card down in the assigned position, then realize the extension or the shortening of overcoat distance between for the motor down, thereby realize the sampling or the laying-out of solid sample.
As a preferred example, the number of the pressing blocks, the return springs, the fixing blocks, the wedge-shaped blocks and the first bayonets is two, and each of the pressing blocks, the return springs, the fixing blocks, the wedge-shaped blocks and the first bayonets forms a group.
The above-described arrangement is employed in order to enhance the restraining capabilities of the sampling needle assembly.
As a preferred example, the bottom area of the pressing block is larger than the top area of the fixing block, and the bottom area of the fixing block is larger than the top area of the wedge-shaped block.
As a preferable example, the first sleeve is also sleeved with a second sleeve, and one end of the second sleeve is welded with the other end of the needle head connecting piece sleeve piece.
The invention has the following beneficial effects:
1. the sampling head can be installed by one-hand operation, and the operation is simple and convenient;
2. the thimble is arranged in the device, so that a sample can be conveniently ejected;
3. the sampling head is abandoned by one hand, and the sampling head device is abandoned in a matched way, so that the operation is convenient.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic structural diagram of portion B of FIG. 2;
FIG. 4 is an exploded view of the present invention;
FIG. 5 is a schematic structural view of portion C of FIG. 4;
FIG. 6 is a schematic view of a sampling needle assembly of the present invention;
fig. 7 is a cross-sectional view taken along line D-D of fig. 6.
In the figure: the needle sampling device comprises a motor 1, a motor lower bearing 2, a needle connecting piece 3, a needle connecting piece outer sleeve piece 4, a sampling needle assembly 5, an upper outer sleeve 51, a lower outer sleeve 52, a spring 53, a thimble 54, a stress shaft 55, a fixed double-clamping-block outer ring piece 6, a pressing block 61, a reset spring 62, a fixed block 63, a wedge block 64, a first bayonet 65, a second bayonet 66, a first sleeve 7, a bayonet groove 8, a second sleeve 9, a needle unloading seat 10 and a sampling notch 11.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purpose and the efficacy of the invention easy to understand, the invention is further described with reference to the specific drawings.
As shown in fig. 1-7, a novel sampler, including the sampler body, the sampler body includes motor 1 and motor lower bearing 2 that is connected with the output of motor 1, the sampler body still includes syringe needle connecting piece 3, syringe needle connecting piece overcoat piece 4 and sampling needle subassembly 5, syringe needle connecting piece overcoat piece 4 is fixed to be cup jointed in the outside of syringe needle connecting piece 3, and the one end of syringe needle connecting piece overcoat piece 4 is fixed with motor lower bearing 2 and links to each other, the fixed cover of one end of sampling needle subassembly 5 is established in the inside of syringe needle connecting piece 3, and the other end of sampling needle subassembly 5 runs through and syringe needle connecting piece 3, and be equipped with and be used for taking the stop gear of needle subassembly 5 spacing effect.
One end of the needle head connecting piece 3 is welded with the outer sleeve piece 4 of the needle head connecting piece, and one end of the outer sleeve piece 4 of the needle head connecting piece of the lower bearing 2 of the motor is welded with the outer sleeve piece of the needle head connecting piece.
The sampling needle assembly 5 comprises an upper outer sleeve 51, a lower outer sleeve 52, a spring 53, a thimble 54 and a stress shaft 55, wherein the upper outer sleeve 51 is movably sleeved on one end of the lower outer sleeve 52, the stress shaft 55 is tightly fixed on the upper outer sleeve 51 and is close to one end of the lower outer sleeve 52 positioned in the upper outer sleeve 51, the thimble 54 is movably sleeved in the lower outer sleeve 52, the spring 53 is sleeved on the thimble 54, one end of the spring 53 is abutted against the outer side wall of the lower outer sleeve 52, the other end of the spring 53 extends into the upper outer sleeve 51 and is abutted against the stress shaft 55, and a sampling notch 11 is further formed in one end of the lower outer sleeve 52.
Bayonet grooves 8 are further formed in two side walls of one end of the needle head connecting piece 3 respectively, and each end of the stress shaft 55 is clamped with the bayonet grooves 8.
Stop gear is fixed double cassette outer lane spare 6 and first sleeve 7, fixed double cassette outer lane spare 6 is including pressing the piece 61, reset spring 62, fixed block 63, wedge 64, first bayonet socket 65 and second bayonet socket 66, two sets of both sides that are located overcoat 51 respectively, every fixed block 63 is fixed inside first sleeve 7 respectively, every reset spring 62 activity cover is respectively established in the inside of fixed block 63, the one end and the reset spring 62 of every pressing the piece 61 are fixed mutually, and the activity is established on first sleeve 7, the top of every wedge 64 is fixed with reset spring 62's bottom, first bayonet socket 65 is seted up in the bottom of wedge 64, the one end at first sleeve 7 is seted up to second bayonet socket 66, when first sleeve 7 cover was established at last overcoat 51, second bayonet socket 66 is corresponding with bayonet socket 8 this moment.
The number of the pressing blocks 61, the return springs 62, the fixing blocks 63, the wedge-shaped blocks 64 and the first bayonets 65 is two, and each of the pressing blocks 61, the return springs 62, the fixing blocks 63, the wedge-shaped blocks 64 and the first bayonets 65 forms a group.
The bottom area of the pressing block 61 is larger than the top area of the fixed block 63, and the bottom area of the fixed block 63 is larger than the top area of the wedge block 64.
The first sleeve 7 is also sleeved with a second sleeve 9, and one end of the second sleeve 9 is welded with the other end of the needle head connecting piece casing 4.
The other side of the upper outer sleeve 51 is also provided with a needle removing seat 10 for removing the thimble 54.
The working principle is as follows:
when a sample needs to be taken, the sampling notch 11 on the lower outer sleeve 2 is directly opposite to a solid sample, then the motor 1 is started, the motor 1 drives the motor lower bearing 2 to rotate, so as to drive the outer sleeve part 4 of the needle head connecting piece to rotate, and further drive the needle head connecting piece 3 to rotate, so that the sampling needle assembly 5 can sample the solid sample under the assistance of the sampling notch 11, and in the sampling process, the lower outer sleeve 2 is limited by using a limiting mechanism, so that the sampling notch 11 always keeps the sampling state when the solid sample passes through the sampling notch 11, the sampling notch 11 cannot move left and right relative to the motor 1, and the sampling operation can be more accurate;
when lofting is required, the motor 1 is turned off, so that the needle connector 3 is kept still with the aid of the needle connector outer sleeve 4, then the lower outer sleeve 52 is moved towards the upper outer sleeve 51 with the aid of the return spring 62, that is, the lower outer sleeve 52 is moved towards the second sleeve 9, and then the solid sample inside the lower outer sleeve 52 is also moved relative to the second sleeve 9 until the solid sample inside the lower outer sleeve 52 is against the thimble 54, so that the solid particles can leave the lower outer sleeve 52 and cooperate with the limiting mechanism (specifically, when the lower outer sleeve 52 moves to any position inside the upper outer sleeve 51, the lower outer sleeve 52 can be limited on the upper outer sleeve 51 by the limiting mechanism), thereby completing the lofting operation.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a novel sampler, includes the sampler body, the sampler body includes motor (1) and motor lower bearing (2) that are connected with motor (1) output, its characterized in that: the sampler body still includes syringe needle connecting piece (3), the outer sleeve part of syringe needle connecting piece (4) and sample needle subassembly (5), the fixed outside of cup jointing in syringe needle connecting piece (3) of syringe needle connecting piece outer sleeve part (4), just bearing (2) are fixed continuous under the one end of the outer sleeve part of syringe needle connecting piece (4) and the motor, the fixed cover of one end of sample needle subassembly (5) is established in the inside of syringe needle connecting piece (3), just the other end of sample needle subassembly (5) runs through and syringe needle connecting piece (3) to be equipped with and be used for taking needle subassembly (5) to play limiting displacement's stop gear.
2. A novel sampler according to claim 1, characterised in that: one end of the needle head connecting piece (3) is welded with the outer sleeve piece (4) of the needle head connecting piece, and one end of the outer sleeve piece (4) of the needle head connecting piece of the lower bearing (2) of the motor is welded with the outer sleeve piece of the needle head connecting piece.
3. A novel sampler according to claim 1, characterised in that: the sampling needle assembly (5) comprises an upper outer sleeve (51), a lower outer sleeve (52), a spring (53), a thimble (54) and a stressed shaft (55), wherein the upper outer sleeve (51) is movably sleeved on one end of the lower outer sleeve (52), the stressed shaft (55) is tightly fixed on the upper outer sleeve (51) and is close to one end of the lower outer sleeve (52) positioned inside the upper outer sleeve (51), the thimble (54) is movably sleeved inside the lower outer sleeve (52), the spring (53) is sleeved on the thimble (54), one end of the spring (53) is abutted to the outer side wall of the lower outer sleeve (52), the other end of the spring (53) is extended into the inside of the upper outer sleeve (51) and is abutted to the stressed shaft (55), and a sampling notch (11) is further formed in one end of the lower outer sleeve (52).
4. A novel sampler according to claim 3, characterised in that: bayonet grooves (8) are further formed in two side walls of one end of the needle head connecting piece (3) respectively, and each end of the stress shaft (55) is clamped with the bayonet grooves (8) mutually.
5. A novel sampler according to claim 3, characterised in that: stop gear is fixed two calorie of piece outer lane spare (6) and first sleeve pipe (7), fixed two calorie of piece outer lane spare (6) are including pressing block (61), reset spring (62), fixed block (63), wedge (64), first bayonet socket (65) and second bayonet socket (66), and two sets of both sides that are located overcoat (51) respectively, every fixed block (63) are fixed respectively inside first sleeve pipe (7), every reset spring (62) activity cover is respectively established in the inside of fixed block (63), every the one end of pressing block (61) is fixed mutually with reset spring (62), and the activity is established on first sleeve pipe (7), every the top of wedge (64) is fixed mutually with the bottom of reset spring (62), the bottom at wedge (64) is seted up to first bayonet socket (65), the one end at first sleeve pipe (7) is seted up to second bayonet socket (66), when the first sleeve (7) is sleeved on the upper outer sleeve (51), the second bayonet (66) corresponds to the bayonet groove (8).
6. A novel sampler according to claim 5, characterised in that: the number of the pressing blocks (61), the reset spring (62), the fixing block (63), the wedge block (64) and the first bayonet (65) is two, and each of the pressing blocks (61), the second spring (62), the fixing block (63), the wedge block (64) and the first bayonet (65) forms a group.
7. A novel sampler according to claim 5, characterised in that: the bottom area size of pressing block (61) is greater than fixed block (63) top area size, the bottom area size of fixed block (63) is greater than the top area size of wedge (64).
8. A novel sampler according to claim 5, characterised in that: the outside of first sleeve pipe (7) still is equipped with second sleeve pipe (9) by the cover, the one end and the syringe needle connecting piece overcoat piece (4) other end welding of second sleeve pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010337250.XA CN111413148A (en) | 2020-04-26 | 2020-04-26 | Novel sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010337250.XA CN111413148A (en) | 2020-04-26 | 2020-04-26 | Novel sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111413148A true CN111413148A (en) | 2020-07-14 |
Family
ID=71492251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010337250.XA Pending CN111413148A (en) | 2020-04-26 | 2020-04-26 | Novel sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111413148A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113406256A (en) * | 2021-06-04 | 2021-09-17 | 北京莱伯泰科仪器股份有限公司 | Multifunctional sample treatment lifting platform device |
| CN114184762A (en) * | 2022-02-15 | 2022-03-15 | 艾讯科技(深圳)有限公司 | Automatic industrial wastewater detection equipment |
-
2020
- 2020-04-26 CN CN202010337250.XA patent/CN111413148A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113406256A (en) * | 2021-06-04 | 2021-09-17 | 北京莱伯泰科仪器股份有限公司 | Multifunctional sample treatment lifting platform device |
| CN113406256B (en) * | 2021-06-04 | 2024-03-15 | 北京莱伯泰科仪器股份有限公司 | Multifunctional sample processing lifting platform device |
| CN114184762A (en) * | 2022-02-15 | 2022-03-15 | 艾讯科技(深圳)有限公司 | Automatic industrial wastewater detection equipment |
| CN114184762B (en) * | 2022-02-15 | 2022-04-15 | 艾讯科技(深圳)有限公司 | Automatic industrial wastewater detection equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111413148A (en) | Novel sampler | |
| CN212483002U (en) | Novel sampler | |
| CN214342398U (en) | Portable color ultrasound probe | |
| CN216847083U (en) | Trimethyl benzene phosphate air sampling pipe | |
| CN206852618U (en) | Sample collecting device and sample collecting device | |
| CN212712654U (en) | Test tube cap screwing device | |
| CN209485772U (en) | A kind of Infectious Disease doctor sampling equipment | |
| CN209290024U (en) | A kind of think of political affairs teaching packaged type small blackboard | |
| CN208887974U (en) | Convenient soil sampling apparatus | |
| CN215262469U (en) | Integrated excrement collecting device convenient for collection and detection | |
| CN213414713U (en) | Diagnostic reagent sample collecting box | |
| CN209174935U (en) | A kind of cylinder lathe hydraulic fixture | |
| CN217276953U (en) | Sampling device for honey food detection | |
| CN220940810U (en) | Place stable pipettor | |
| CN217341450U (en) | Special test tube for cerebrospinal fluid detection | |
| CN219847665U (en) | Auxiliary push-pull tool for injector | |
| CN219455533U (en) | Soil sample collection device for forestry investigation | |
| CN217422251U (en) | Ball valve convenient to change filler | |
| CN216349236U (en) | Connect stable temperature sensor for engine | |
| CN114224318B (en) | Small animal plethysmograph case under high pressure | |
| CN216900217U (en) | Handheld fluorescence method dissolved oxygen detector | |
| CN219830476U (en) | Air pollution monitoring sampling equipment | |
| CN217696637U (en) | Sample collection device and sample collector | |
| CN216279698U (en) | Press type fluid connector with sheath | |
| CN109655527A (en) | A kind of integrated form ultrasound detection mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |