CN216082209U - Small-flow gas sampling instrument with anti-impact function - Google Patents
Small-flow gas sampling instrument with anti-impact function Download PDFInfo
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- CN216082209U CN216082209U CN202122180192.7U CN202122180192U CN216082209U CN 216082209 U CN216082209 U CN 216082209U CN 202122180192 U CN202122180192 U CN 202122180192U CN 216082209 U CN216082209 U CN 216082209U
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- sampling instrument
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Abstract
The utility model discloses a small-flow gas sampling instrument with an anti-impact function, which comprises a gas sampling instrument body and an anti-impact protective shell, wherein the gas sampling instrument body is slidably arranged in the anti-impact protective shell, a transmission cavity is formed in the anti-impact protective shell, a driving gear is rotatably arranged in the transmission cavity, one end of the driving gear is fixedly provided with a connecting column, one end of the connecting column, which is far away from the driving gear, is fixedly provided with an adjusting turntable, and the adjusting turntable is matched with the adjusting turntable, the driving gear, a movable rack, a movable block, a limiting fixture block and the like, so that when the gas sampling instrument body needs to be protected, the two limiting fixture blocks can be driven to be far away from each other by rotating the adjusting turntable, after the gas sampling instrument body is placed in the anti-impact protective shell, the adjusting turntable is loosened, and the two limiting fixture blocks are close to each other by the reaction force of a return spring, thereby the purpose of carrying out automatic locking location to gas sampling appearance body has been reached.
Description
Technical Field
The utility model relates to the technical field of gas sampling instruments, in particular to a small-flow gas sampling instrument with an impact-proof function.
Background
The gas sampling instrument is an instrument or a device for collecting atmospheric pollutants or polluted atmosphere, and the gas sampling instrument has various types and can be divided into a gas (including steam) sampler and a particulate matter sampler according to a collection object; the sampling device can be divided into an environment sampling device, an indoor sampling device (such as a sampling device used in factory workshops) and a pollution source sampling device (such as a chimney sampling device) according to the using places, and also comprises a special-purpose gas sampling device, such as a sampling device for simultaneously collecting gas and particulate matters, and a sampling device for collecting bacteria in the air.
The small-flow gas sampling instrument used for environment detection at present is mostly operated by holding by a worker, but is easy to damage due to the fact that the gas sampling instrument falls down on the ground by mistake, and the protection device of the existing gas sampling instrument can not position the gas sampling instrument mostly, so that the gas sampling instrument is easy to fall off, and therefore the small-flow gas sampling instrument with an impact prevention function is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a small-flow gas sampling instrument with an anti-impact function, and the small-flow gas sampling instrument aims to solve the problem that most of the conventional gas sampling instrument protection devices in the background art cannot position the gas sampling instrument, so that the gas sampling instrument is easy to fall off.
In order to achieve the purpose, the utility model provides the following technical scheme: a small-flow gas sampling instrument with an impact-proof function comprises a gas sampling instrument body and an impact-proof protective shell, wherein the gas sampling instrument body is slidably mounted in the impact-proof protective shell, a transmission cavity is formed in the impact-proof protective shell, a driving gear is rotatably mounted in the transmission cavity, a connecting column is fixedly mounted at one end of the driving gear, an adjusting turntable is fixedly mounted at one end, away from the driving gear, of the connecting column, two movable racks are slidably mounted in the transmission cavity, the movable racks and the driving gear are mutually meshed, a movable block is fixedly mounted at one side of each movable rack, reset grooves are formed in the inner walls of two sides of the transmission cavity, fixed slide bars are fixedly mounted on the inner wall of one side, away from each other, of the two reset grooves, slide mounting grooves are formed in the two movable blocks, and the two fixed slide bars are respectively slidably mounted in the two slide mounting grooves, reset inslot fixed mounting has reset spring, and reset spring's one end fixed mounting is on one side inner wall in the groove that resets, and reset spring's other end fixed mounting is on the movable block, two the same one side equal fixed mounting of movable block has spacing fixture block.
Preferably, two buffer grooves are formed in the anti-impact protection shell, and movable plates are arranged in the buffer grooves in a sliding mode.
Preferably, two equal fixed mounting has a plurality of buffers in the dashpot, and slidable mounting has the connecting rod in the buffer, and the one end fixed mounting that the buffer was kept away from to the connecting rod is on the fly leaf.
Preferably, a buffer spring is fixedly mounted in the buffer block, one end of the buffer spring is fixedly mounted on the buffer block, and the other end of the buffer spring is fixedly mounted on the movable block.
Preferably, the inner walls of the two sides of the transmission cavity are provided with limiting sliding grooves, limiting sliding blocks are arranged in the limiting sliding grooves in a sliding mode, and the two limiting sliding blocks are fixedly arranged on the two movable racks respectively.
Preferably, the impact-proof protective shell is provided with two accommodating grooves, and the limiting clamping block is slidably mounted in the accommodating grooves.
Preferably, a rotating mounting hole is formed in the inner wall of one side of the transmission cavity, and the connecting column is rotatably mounted in the rotating mounting hole.
The utility model has the beneficial effects that:
according to the utility model, through the mutual matching of the structures such as the adjusting turntable, the driving gear, the movable rack, the movable block and the limiting fixture blocks, when the gas sampling instrument body needs to be protected, the adjusting turntable can be rotated to drive the two limiting fixture blocks to be away from each other, after the gas sampling instrument body is placed in the anti-impact protective shell, the adjusting turntable is loosened, the two limiting fixture blocks are close to each other through the reaction force of the reset spring, and thus the purpose of automatically locking and positioning the gas sampling instrument body is achieved.
According to the utility model, through the mutual matching of the structures such as the buffer block, the buffer spring, the movable plate and the like, when the anti-impact protection shell falls on the ground to generate impact, the movable plate drives the connecting rod to slide in the buffer block and extrude the buffer spring, the impact force is buffered through the reaction force of the buffer spring, and the purpose of protecting the gas sampling instrument in impact is further achieved.
Drawings
Fig. 1 is a schematic structural diagram of a small-flow gas sampling instrument with an anti-impact function according to the present invention;
FIG. 2 is a schematic top sectional view of a movable rack of a small flow gas sampling instrument with an anti-impact function according to the present invention;
fig. 3 is an enlarged schematic view of a structure at a point a in fig. 2 of the small-flow gas sampling instrument with an anti-impact function according to the present invention;
FIG. 4 is a schematic side view of a cross-sectional structure of an adjusting turntable of a small flow gas sampling instrument with an anti-impact function according to the present invention;
fig. 5 is a schematic side view of a cross-sectional structure of a buffer block of a small flow gas sampling instrument with an anti-impact function according to the present invention.
In the figure: 1. a gas sampler body; 2. an impact-resistant protective housing; 3. a movable plate; 4. a receiving groove; 5. a limiting clamping block; 6. a transmission cavity; 7. a driving gear; 8. a movable rack; 9. a limiting chute; 10. a limiting slide block; 11. a reset groove; 12. a movable block; 13. fixing the sliding rod; 14. a sliding mounting groove; 15. a return spring; 16. adjusting the turntable; 17. connecting columns; 18. rotating the mounting hole; 19. a buffer tank; 20. a buffer block; 21. a connecting rod; 22. a buffer spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, a small flow gas sampling instrument with an anti-impact function comprises a gas sampling instrument body 1 and an anti-impact protective shell 2, wherein the gas sampling instrument body 1 is slidably installed in the anti-impact protective shell 2, a transmission cavity 6 is formed in the anti-impact protective shell 2, a driving gear 7 is rotatably installed in the transmission cavity 6, one end of the driving gear 7 is fixedly provided with a connecting column 17, one end of the connecting column 17, which is far away from the driving gear 7, is fixedly provided with an adjusting turntable 16, two movable racks 8 are slidably installed in the transmission cavity 6, the movable racks 8 are mutually meshed with the driving gear 7, one side of each movable rack 8 is fixedly provided with a movable block 12, two inner walls of the transmission cavity 6 are respectively provided with a reset groove 11, one inner wall of each reset groove 11, which is far away from each other, is fixedly provided with a fixed slide bar 13, and two movable blocks 12 are respectively provided with a slide installation groove 14, two fixed slide bars 13 are respectively slidably mounted in two slide mounting grooves 14, a reset spring 15 is fixedly mounted in the reset groove 11, one end of the reset spring 15 is fixedly mounted on the inner wall of one side of the reset groove 11, the other end of the reset spring 15 is fixedly mounted on the movable block 12, the limiting fixture blocks 5 are fixedly mounted on the same side of the two movable blocks 12, when the gas sampling instrument body 1 needs to be protected, the connecting column 17 and the driving gear 7 are driven to rotate by rotating the adjusting turntable 16, so that the two movable racks 8 extrude the reset spring 15 along the two fixed slide bars 13 while being away from each other and drive the two limiting fixture blocks 5 to be away from each other through the mutual matching of the driving gear 7 and the movable rack 8, and after the gas sampling instrument body 1 is placed in the anti-impact protective shell 2, the adjusting turntable 16 is loosened, the two limiting fixture blocks 5 are close to each other through the reaction force of the reset spring 15, thereby the purpose of carrying out automatic locking location to gas sampling appearance body 1 has been reached.
Referring to fig. 2-5, in the present invention, the impact protection housing 2 is provided with two buffer slots 19, the movable plate 3 is slidably mounted in the buffer slots 19, and the movable plate 3 is limited by the mutual cooperation between the buffer slots 19 and the movable plate 3.
Referring to fig. 5, in the present invention, a plurality of buffer blocks 20 are fixedly installed in each of the two buffer slots 19, a connecting rod 21 is slidably installed in each of the buffer blocks 20, one end of the connecting rod 21 far away from the buffer blocks 20 is fixedly installed on the movable plate 3, and the buffer blocks 20 and the connecting rod 21 are mutually matched, so that the purpose of limiting the connecting rod 21 is achieved, and the purpose of driving the connecting rod 21 through the movable plate 3 is further achieved.
Referring to fig. 5, in the present invention, a buffer spring 22 is fixedly installed in the buffer block 20, one end of the buffer spring 22 is fixedly installed on the buffer block 20, and the other end of the buffer spring 22 is fixedly installed on the movable block 12, and by the arrangement of the buffer spring 22, when the impact-proof protective housing 2 falls on the ground to generate impact, the movable plate 3 drives the connecting rod 21 to slide in the buffer block 20 and extrude the buffer spring 22, and the impact force is buffered by the reaction force of the buffer spring 22, so as to achieve the purpose of protecting the gas sampling instrument body 1 in impact.
Referring to fig. 2, in the utility model, the inner walls of the two sides of the transmission cavity 6 are respectively provided with a limiting sliding groove 9, a limiting sliding block 10 is slidably mounted in the limiting sliding groove 9, the two limiting sliding blocks 10 are respectively and fixedly mounted on the two movable racks 8, and the limiting sliding blocks 10 are matched with the limiting sliding grooves 9, so that the effect of limiting the limiting sliding blocks 10 is achieved, and the purpose of limiting the moving direction of the movable racks 8 is further achieved.
Referring to fig. 1-2, in the utility model, the impact-proof protective shell 2 is provided with two accommodating grooves 4, the limiting fixture block 5 is slidably mounted in the accommodating grooves 4, and the purpose of limiting the limiting fixture block 5 is achieved through the mutual matching of the accommodating grooves 4 and the limiting fixture block 5.
Referring to fig. 4, in the utility model, a rotary mounting hole 18 is formed on the inner wall of one side of the transmission cavity 6, the connecting column 17 is rotatably mounted in the rotary mounting hole 18, and the purpose of limiting the connecting column 17 is achieved through the mutual matching of the rotary mounting hole 18 and the connecting column 17.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides a little flow gas sampling appearance with protecting against shock function, includes gas sampling appearance body (1) and protecting against shock protecting sheathing (2), gas sampling appearance body (1) slidable mounting is in protecting against shock protecting sheathing (2), its characterized in that: the anti-impact protection device is characterized in that a transmission cavity (6) is formed in the anti-impact protection shell (2), a driving gear (7) is installed in the transmission cavity (6) in a rotating mode, a connecting column (17) is fixedly installed at one end of the driving gear (7) and far away from the connecting column (17), an adjusting turntable (16) is fixedly installed at one end of the driving gear (7), two movable racks (8) are installed in the transmission cavity (6) in a sliding mode, the movable racks (8) are meshed with the driving gear (7), a movable block (12) is fixedly installed at one side of each movable rack (8), reset grooves (11) are formed in the inner walls of the two sides of the transmission cavity (6), fixed sliding rods (13) are fixedly installed on the inner wall of one side of each reset groove (11) far away from each other, sliding installation grooves (14) are formed in the two movable blocks (12), and the two fixed sliding rods (13) are installed in the two sliding installation grooves (14) in a sliding mode respectively, reset groove (11) internal fixed mounting has reset spring (15), and the one end fixed mounting of reset spring (15) is on one side inner wall of reset groove (11), and the other end fixed mounting of reset spring (15) is on movable block (12), two the same one side equal fixed mounting of movable block (12) has spacing fixture block (5).
2. A small flow gas sampling instrument with impact protection according to claim 1, wherein: two buffer grooves (19) are formed in the anti-impact protection shell (2), and a movable plate (3) is arranged in the buffer grooves (19) in a sliding mode.
3. A small flow gas sampling instrument with an impact prevention function according to claim 2, characterized in that: two equal fixed mounting has a plurality of buffers (20) in buffer slot (19), and slidable mounting has connecting rod (21) in buffer (20), and the one end fixed mounting that buffer (20) were kept away from in connecting rod (21) is on fly leaf (3).
4. A small flow gas sampling instrument with impact protection according to claim 3, wherein: buffer spring (22) is fixedly installed in buffer block (20), and the one end fixed mounting of buffer spring (22) is on buffer block (20), and the other end fixed mounting of buffer spring (22) is on movable block (12).
5. A small flow gas sampling instrument with impact protection according to claim 1, wherein: limiting sliding grooves (9) are formed in the inner walls of the two sides of the transmission cavity (6), limiting sliding blocks (10) are arranged in the limiting sliding grooves (9) in a sliding mode, and the two limiting sliding blocks (10) are fixedly arranged on the two movable racks (8) respectively.
6. A small flow gas sampling instrument with impact protection according to claim 1, wherein: two containing grooves (4) are formed in the anti-impact protection shell (2), and the limiting clamping block (5) is slidably installed in the containing grooves (4).
7. A small flow gas sampling instrument with impact protection according to claim 1, wherein: a rotary mounting hole (18) is formed in the inner wall of one side of the transmission cavity (6), and the connecting column (17) is rotatably mounted in the rotary mounting hole (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122180192.7U CN216082209U (en) | 2021-09-09 | 2021-09-09 | Small-flow gas sampling instrument with anti-impact function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122180192.7U CN216082209U (en) | 2021-09-09 | 2021-09-09 | Small-flow gas sampling instrument with anti-impact function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216082209U true CN216082209U (en) | 2022-03-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122180192.7U Active CN216082209U (en) | 2021-09-09 | 2021-09-09 | Small-flow gas sampling instrument with anti-impact function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216082209U (en) |
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2021
- 2021-09-09 CN CN202122180192.7U patent/CN216082209U/en active Active
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