CN204342000U - A kind of positive pressure sample-conveying system of improvement - Google Patents
A kind of positive pressure sample-conveying system of improvement Download PDFInfo
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- CN204342000U CN204342000U CN201420769889.5U CN201420769889U CN204342000U CN 204342000 U CN204342000 U CN 204342000U CN 201420769889 U CN201420769889 U CN 201420769889U CN 204342000 U CN204342000 U CN 204342000U
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- pipeline
- sample box
- conveying system
- relief device
- sample
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Abstract
A positive pressure sample-conveying system for improvement, mainly in solution prior art, in pressure relief device, ball-valve structure is complicated, fault rate is high, and equipment is stablized rate variance and can not be realized the problem of the direct bi-directional of sample box.It comprises pipeline, pressure relief device, exhaust gear, transmit receive unit, sample box and gas feeder.Pressure relief device comprises electromagnetic control butterfly valve, photoelectric switch and silencer.Despatch department utilizes high pressure draft to be launched by sample box by transmit receive unit, sample box high-speed motion in pipeline, when being detected through photoelectric switch, and pressure relief device and exhaust gear work, high pressure draft leaks through pressure relief device and causes pipeline internal gas pressure to reduce rapidly; Meanwhile, exhaust gear by exhaust close, cause sample box to pipeline terminal between form confined space, form high-low pressure difference before and after this up-to-date style box, sample box is subject to buffer speed to be reduced and falls in the receiving device of the department of acceptance.
Description
Technical field
The utility model relates to a kind of positive pressure sample-conveying system of improvement, belongs to load transfer device technical field.
Background technology
Positive pressure sample-conveying device is mainly used between the production scene of industrial and mining enterprises and analysis room and carries out transmitting the device analyzing exemplar or documents fast, generally utilizes high pressure gas to realize the transmission of sample box by airtight plumbing system.Under normal circumstances, quickly, for alleviating wearing and tearing and noise, sample box end cap is threaded connection and is fixed on box body and is provided with elastometric boot the kinematic velocity of sample box in plumbing system; But if do not take deceleration measure when sample box incoming terminal, sample box arrives hourly velocity quickly, impact sample box that not only can be serious, and produces noise.In prior art, the deceleration of sample box generally uses the mode of oppositely ventilation or terminal pressure release.Terminal pressure release refers to and plumbing system end is being provided with pressure relief device, and pressure relief device realizes the rapid drawdown of pressure in plumbing system mainly through controlling ball valve, makes gas before and after sample box form high-low pressure poor, thus plays buffer action to sample box.But in actual applications, ball-valve structure is complicated, purchase part difficulty and fault many, cause maintenance difficult, make stabilization of equipment performance poor; In addition, mostly adopt one-way transmission in prior art, or need by branch apparatus when realizing bi-directional, its structure is comparatively complicated.
Utility model content
The purpose of this utility model is the positive pressure sample-conveying system providing a kind of improvement, adopts electromagnetic control butterfly valve to replace pneumatic ball valve and limit switch thereof, improves stabilization of equipment performance, and be provided with the direct bi-directional that transmit receive unit realizes sample box.
The technical scheme in the invention for solving the technical problem is:
A kind of positive pressure sample-conveying system of improvement, comprise pipeline, pressure relief device, exhaust gear, transmit receive unit, sample box and gas feeder, two described transmit receive units to be separately positioned in different workshops and to be connected by pipeline each other, and near described transmit receive unit pipeline on be respectively equipped with exhaust gear and pressure relief device, it is characterized in that
Described pipeline is the plumbing system that the airtight vertical duct by two ends and middle horizontal pipe forms, and vertical duct and horizontal pipe junction be great circle arc excessively,
Described gas feeder comprises tracheae, the second air-operated solenoid valve and high-pressure air source, and described high-pressure air source is connected to transmit receive unit by tracheae, the second air-operated solenoid valve,
Described pressure relief device is arranged on excessively locates horizontal pipe side near described great circle arc, comprise electromagnetic control butterfly valve, photoelectric switch and silencer, electromagnetic control butterfly valve one end is connected with silencer with the pipeline communication other end, and described photoelectric switch is arranged on the pipeline of the excessive side of described great circle arc.
Further, described exhaust gear is the first air-operated solenoid valve of the electromagnetic control be arranged near duct end position.
Further, described transmit receive unit comprises support, transmitting-receiving seat and cylinder, the installation that described support is mainly used in each parts supports, the center of described transmitting-receiving seat is provided with the cavity run through from top to bottom, described cavity lower end is connected with described tracheae, and described tracheae is can the flexible plastic pipe of one-way expansion.
Further, described transmitting-receiving seat is made up of upper flange body, lower flange body and intermediate connector, and is connected with two cylinders being arranged on support bottom at described lower flange body, between lower flange body and support 41, be provided with guiding mechanism.
Further, between described transmitting-receiving seat and pipeline, hermetically-sealed construction is provided with.
Further, described hermetically-sealed construction comprises the seal ring being arranged on pipe end and the annular lip being arranged on upper flange body upper port, described seal ring cross section is trapezoidal shape wide at the top and narrow at the bottom, flange is provided with circular groove, be provided with sealing block in described circular groove, sealing block is provided with the groove adapted with seal ring.
Further, the great circle arc diameter of described vertical duct and horizontal pipe junction is more than or equal to 10 meters.
The beneficial effects of the utility model are:
1, electromagnetic control butterfly valve is adopted to replace pneumatic ball valve and limit switch thereof, because butterfly valve is good relative to sealing property of ball valves, not easily enter impurity, thus effectively reduce the sensitive element failure rate such as limit switch, electromagnetic valve, decrease daily service work capacity, improve stabilization of equipment performance;
2, silencer is added at pressure relief device, noise decrease;
3, sending and receiving end is provided with the transmit receive unit being convenient to direct bi-directional, realizes bi-directional.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model (in figure, workshop is identical with the device of sensing chamber both sides, and for mapping conveniently, the partial device structures in workshop is simplified);
Fig. 2 is the close-up schematic view of A in Fig. 1;
In figure: 1 pipeline, 11 seal rings, 2 pressure relief devices, 21 electromagnetic control butterfly valves, 22 photoelectric switchs, 23 silencers, 3 exhaust gears, 31 first air-operated solenoid valves, 4 transmit receive units, 41 supports, 411 slide rails, 42 transmitting-receiving seat, 422 flanges, 4221 sealing blocks, 43 pressure-detecting devices, 44 cylinders, 5 sample boxes, 6 gas feeders, 61 tracheaes, 62 second air-operated solenoid valves.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, the utility model is described in detail.
As shown in Figure 1, the positive pressure sample-conveying system of a kind of improvement of the present utility model, comprises pipeline 1, pressure relief device 2, exhaust gear 3, transmit receive unit 4, sample box 5 and gas feeder 6.Despatch department utilizes high pressure draft to be launched by sample box 5 by transmit receive unit 4, sample box 5 is high-speed motion in pipeline 1, be detected when through photoelectric switch 22, pressure relief device 2 and exhaust gear 3 work, and high pressure draft leaks through pressure relief device 2 and causes pipeline 1 internal gas pressure to reduce rapidly; Meanwhile, exhaust gear 3, by exhaust close, causes forming confined space between the terminal of sample box 5 to pipeline 1, forms high-low pressure difference before and after this up-to-date style box 5, and sample box 5 is subject to buffer speed to be reduced and falls in the receiving device 4 of the department of acceptance.
Below in conjunction with the drawings and specific embodiments, concrete structure of the present utility model is described in detail.
As shown in Figure 1, pipeline 1 is airtight plumbing system, and it receives and transmitting terminal is vertical duct, and with horizontal pipe junction be great circle arc excessively, great circle arc herein refers to excessive at 10 meters and above circular arc degree of diameter.For preventing internal corrosion, produce impurity, damage relevant components and parts, in a particular embodiment, pipeline 1 adopts stainless steel tube.
The logical of gas feeder 6 major control high pressure draft is stopped, and comprises tracheae 61 and the second air-operated solenoid valve 62.In specific embodiment, second air-operated solenoid valve 62 one end is connected with tracheae 6, and the other end is connected with high-pressure air source, and this high-pressure air source can utilize existing source of the gas in factory.
Exhaust gear 3 is arranged near pipeline 1 extreme positions, and it is first air-operated solenoid valve 31 be connected with pipeline 1.
Pressure relief device 2 is arranged on pipeline 1, and as shown in FIG., be arranged on and excessively locate horizontal pipe side near described circular arc, it comprises electromagnetic control butterfly valve 21, photoelectric switch 22 and silencer 23 to its particular location.In specific embodiment, electromagnetic control butterfly valve 21 one end stainless steel tube is communicated with pipeline 1, and the other end is connected with silencer 23, the noise of gas when silencer 23 is mainly used in reducing pressure release; Photoelectric switch 22 is arranged near the excessive side of described circular arc, and when sample box 5 is through photoelectric switch 22, electromagnetic control butterfly valve 21 receives signal feedback and opens work, carries out venting operation, and pipeline 1 internal gas pressure reduces rapidly; Meanwhile, exhaust gear 3, by exhaust close, causes forming confined space between the terminal of sample box 5 to pipeline 1, forms high-low pressure difference before and after this up-to-date style box 5, and sample box 5 is subject to buffer speed to be reduced and falls in the transmit receive unit 4 of receiving end.It should be noted that at this, from sample box 5 setting in motion to through photoelectric switch 22 during this period of time in, the first air-operated solenoid valve 31 is in open mode always, and only have when sample box 5 is through photoelectric switch 22, it just starts action after receiving feedback signal.Wherein, photoelectric switch 22 can utilize electromagnetic proximity switch to substitute, and when the sample box of irony is through this switch, will produce an electric signal, and then control the unlatching of electromagnetic control butterfly valve.
Transmit receive unit 4 is arranged on the two ends of pipeline 1, is mainly used in reception and the transmitting of sample box 5, comprises support 41, transmitting-receiving seat 42, cylinder 44.The installation that support 41 is mainly used in each parts supports, transmitting-receiving seat 42 is made up of upper and lower two flange bodies and intermediate connector, its center is provided with the cavity run through from top to bottom, cavity lower end is connected with tracheae 61, to be applied on sample box 5 through described cavity from the high pressure gas in tracheae 61 and to realize firing operation, in a particular embodiment, tracheae 61 is software plastic pipe, such as plastic film capicitor, can one-way expansion.
Lower end flanges is connected with two cylinders 44 being arranged on support 41 bottom.When cylinder 44 drives transmitting-receiving seat 42 to move downward, transmitting-receiving seat 42 is separated with pipeline 1, now sample box 5 can be taken out; Otherwise cylinder 44 drives transmitting-receiving seat 42 upward movement, and transmitting-receiving seat 42 is fitted with pipeline 1, now sample box 5 is sent into transmitting site.In specific embodiment, move along scheduled circuit for making transmitting-receiving seat 42, two through holes are symmetrically arranged with in lower end flanges, two one slide rails 411 are respectively inserted with in described through hole, slide rail 411 two ends are fixedly installed on support 41 respectively, slide rail 411 circular, can certainly arrange rectangle or other shapes, for transmitting-receiving seat 42 vertical motion leads.
As shown in Figure 2, owing to being usually placed with test button in sample box 5, needing high pressure gas could realize launching driving, be ensure air-tightness requirement when launching, between transmitting-receiving seat 42 and pipeline 1, be provided with sealing arrangement.The terminal of pipeline 1 is provided with seal ring 11, and described seal ring 11 cross section is trapezoidal shape wide at the top and narrow at the bottom as shown in FIG.; Upper flanges is provided with annular lip 422, flange 422 is provided with circular groove, be provided with sealing block 4221 in described circular groove, sealing block 4221 is provided with the groove adapted with seal ring 11.As shown in Figure 1, pipeline 1 is provided with pressure-detecting device 43, when detected pressures reaches setting value, controls oil cylinder 44 by signal feedback and quit work.
Except the technical characteristic described in specification sheets, be the known technology of those skilled in the art.
The above has made detailed description to preferred implementation of the present utility model and embodiment by reference to the accompanying drawings; but the utility model is not limited to the above-described embodiment and examples; for those skilled in the art; without departing from the concept of the premise utility; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (7)
1. the positive pressure sample-conveying system improved, comprise pipeline (1), pressure relief device (2), exhaust gear (3), transmit receive unit (4), sample box (5) and gas feeder (6), two described transmit receive units (4) to be separately positioned in different workshops and to be connected by pipeline each other, and near described transmit receive unit pipeline on be respectively equipped with exhaust gear (3) and pressure relief device (2), it is characterized in that
Described pipeline is the plumbing system that the airtight vertical duct by two ends and middle horizontal pipe forms, and vertical duct and horizontal pipe junction be great circle arc excessively,
Described gas feeder comprises tracheae (61), the second air-operated solenoid valve (62) and high-pressure air source, described high-pressure air source is connected to transmit receive unit (4) by tracheae (61), the second air-operated solenoid valve (62)
Described pressure relief device (2) is arranged on excessively locates horizontal pipe side near described great circle arc, comprise electromagnetic control butterfly valve (21), photoelectric switch (22) and silencer (23), electromagnetic control butterfly valve (21) one end and pipeline (1) are communicated with the other end and are connected with silencer (23), and described photoelectric switch (22) is arranged on the pipeline of the excessive side of described great circle arc.
2. the positive pressure sample-conveying system of a kind of improvement according to claim 1, it is characterized in that, described exhaust gear (3) is for being arranged on first air-operated solenoid valve (31) of an electromagnetic control near pipeline (1) extreme positions.
3. the positive pressure sample-conveying system of a kind of improvement according to claim 1 and 2, it is characterized in that, described transmit receive unit (4) comprises support (41), transmitting-receiving seat (42) and cylinder (44), the installation that described support (41) is mainly used in each parts supports, the center of described transmitting-receiving seat (42) is provided with the cavity run through from top to bottom, described cavity lower end is connected with described tracheae (61), and described tracheae (61) is can the flexible plastic pipe of one-way expansion.
4. the positive pressure sample-conveying system of a kind of improvement according to claim 3, it is characterized in that, described transmitting-receiving seat (42) is made up of upper flange body, lower flange body and intermediate connector, and be connected with two cylinders (44) being arranged on support (41) bottom at described lower flange body, between lower flange body and support (41), be provided with guiding mechanism.
5. the positive pressure sample-conveying system of a kind of improvement according to claim 4, is characterized in that, between described transmitting-receiving seat (42) and pipeline (1), be provided with hermetically-sealed construction.
6. the positive pressure sample-conveying system of a kind of improvement according to claim 5, it is characterized in that, described hermetically-sealed construction comprises the seal ring (11) being arranged on pipeline (1) port and the annular lip (422) being arranged on upper flange body upper port, described seal ring (11) cross section is trapezoidal shape wide at the top and narrow at the bottom, (422) are provided with circular groove to flange, be provided with sealing block (4221) in described circular groove, sealing block (4221) is provided with the groove adapted with seal ring (12).
7. the positive pressure sample-conveying system of a kind of improvement according to claim 1, is characterized in that, the great circle arc diameter of described vertical duct and horizontal pipe junction is more than or equal to 10 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420769889.5U CN204342000U (en) | 2014-12-09 | 2014-12-09 | A kind of positive pressure sample-conveying system of improvement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420769889.5U CN204342000U (en) | 2014-12-09 | 2014-12-09 | A kind of positive pressure sample-conveying system of improvement |
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| Publication Number | Publication Date |
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| CN204342000U true CN204342000U (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420769889.5U Expired - Fee Related CN204342000U (en) | 2014-12-09 | 2014-12-09 | A kind of positive pressure sample-conveying system of improvement |
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| CN (1) | CN204342000U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104477651A (en) * | 2014-12-09 | 2015-04-01 | 山东钢铁股份有限公司 | Improved positive-pressure sample conveying system |
| CN113526137A (en) * | 2020-04-14 | 2021-10-22 | 江苏雷镈智能科技有限公司 | Pneumatic buffering method, pneumatic buffering device and pneumatic transmission equipment |
-
2014
- 2014-12-09 CN CN201420769889.5U patent/CN204342000U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104477651A (en) * | 2014-12-09 | 2015-04-01 | 山东钢铁股份有限公司 | Improved positive-pressure sample conveying system |
| CN104477651B (en) * | 2014-12-09 | 2016-08-24 | 山东钢铁股份有限公司 | A kind of positive pressure sample-conveying system of improvement |
| CN113526137A (en) * | 2020-04-14 | 2021-10-22 | 江苏雷镈智能科技有限公司 | Pneumatic buffering method, pneumatic buffering device and pneumatic transmission equipment |
| CN113526137B (en) * | 2020-04-14 | 2023-01-03 | 江苏雷镈智能科技有限公司 | Pneumatic buffering method, pneumatic buffering device and pneumatic transmission equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150520 Termination date: 20171209 |