CN202547985U - Gas receiving stick - Google Patents
Gas receiving stick Download PDFInfo
- Publication number
- CN202547985U CN202547985U CN2012201747846U CN201220174784U CN202547985U CN 202547985 U CN202547985 U CN 202547985U CN 2012201747846 U CN2012201747846 U CN 2012201747846U CN 201220174784 U CN201220174784 U CN 201220174784U CN 202547985 U CN202547985 U CN 202547985U
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- CN
- China
- Prior art keywords
- pull bar
- cylinder sleeve
- gas
- mounting hole
- rear end
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a gas receiving stick for a gas detection device. The gas receiving stick comprises a collection part and a receiving part, wherein the collection part comprises a collection pipe and a connecting pipe; the collection pipe is a hose; the rear end of the collection pipe is fixedly connected with the front end of the connecting pipe; the receiving part comprises a cylinder sleeve, a piston and a pull rod; the piston is positioned in the cylinder sleeve and is fixedly arranged at the front end of the pull rod; the front end of the cylinder sleeve is provided with a mounting nozzle; the rear end of the connecting pipe is fixedly connected with the front end of the mounting nozzle; the rear end of the cylinder sleeve is provided with a pull rod fixing sleeve; the outer circumferential surface of the pull rod is provided with at least one positioning groove which is perpendicular to the axis of the pull rod; the outer circumferential surface of the pull rod fixing sleeve is provided with a positioning hole; a clamping block, a second spring and a fastening component are arranged in the positioning hole; and the clamping block can slide up and down in the positioning hole. According to the gas receiving stick, a gas storage cavity is formed between the front part of the cavity of the cylinder sleeve and the piston, so that gas can be conveniently drawn and is stored in the gas storage cavity.
Description
Technical field
The utility model relates to a kind of gas in mine pick-up unit, particularly relates to a kind of gas that is used for gas detecting device and receives cane.
Background technology
Gas is the key factor that influences mine safety, and it is an indispensable important ring in the Coal Production that gas detects, when coal mine operation; In order to detect gas density, need many cover systems such as configuration detection equipment, watch-dog, because working environment at coal mines is complicated; Make that the wiring of various systems is disorderly and unsystematic, and need all dispose the gas checkout equipment that layout structure is complicated at each gas check point; Cost is higher, is difficult to detect some methane gas narrow or hole location.
The utility model content
The technical matters that the utility model will solve provides a kind of gas simple in structure, that cost is low, easy and simple to handle and receives cane, can sample to the gas of all places easily, sends into the gas detection system through the gas after will sampling, and realizes that gas detects.
The utility model gas receives cane, comprises collection portion and acceptance division, and said collection portion comprises collection tube and connecting pipe; Collection tube is a flexible pipe, and the rear end of collection tube is fixedly connected with the front end of connecting pipe, and acceptance division comprises cylinder sleeve, piston and pull bar; Piston is positioned at cylinder sleeve, and piston is fixedly mounted on the front end of pull bar, offers ring groove on the outer circumference surface of piston; O-ring seal is installed in the ring groove, and the outer circumference surface of O-ring seal contacts with the periphery of cylinder sleeve inner chamber, and the front end of cylinder sleeve is provided with the installation mouth; Offer mounting hole on the front end face of installation mouth, mounting hole is a blind hole, the axis of mounting hole and the parallel axes of cylinder sleeve; Mounting hole is communicated with the inner chamber of cylinder sleeve through pore, is provided with the holding device and first spring in the mounting hole, and the front end face of holding device is arc surface or circular conical surface; The front portion of mounting hole is arc surface or the circular conical surface that fits with holding device, and the front end of first spring is pressed in the rear end of holding device, and the rear end of first spring compresses on the bottom surface of mounting hole; The rear end of connecting pipe is fixedly connected with the front end that mouth is installed, and the rear end face of connecting pipe is provided with boss, and boss inserts in the mounting hole; The rear end of cylinder sleeve is equipped with the pull bar fixed cover, and the pull bar fixed cover is sleeved on the pull bar, the pull bar rotation relatively of pull bar fixed cover; Offer at least one locating slot on the outer circumference surface of pull bar, offer pilot hole on the outer circumference surface of pull bar fixed cover, be provided with fixture block, second spring and secure component in the pilot hole perpendicular to the pull bar axis; The lower end of fixture block is pressed on the pull bar, and the shape of the lower surface of fixture block and locating slot matches, and the lower end of second spring is pressed in the upper end of fixture block; The upper end of second spring is pressed in the lower end of secure component, and secure component is fixedly mounted in the pilot hole, and fixture block can slide up and down in pilot hole.
The utility model gas receives cane, and wherein said locating slot is two, and along axially being interspersed of pull bar, two locating slots lay respectively at the front portion and the middle part of pull bar.Through two locating slots are set, can gather the methane gas of two kinds of different volumes, on pull bar and the position that is positioned at pull bar fixed cover rear side mark is set, corresponding with the position of two locating slots respectively.When needs are gathered the gas of smaller volume,, that pilot hole is relative with the mark of indicating the locating slot that is positioned at the rear end with the rotation of pull bar fixed cover; In like manner, when the gas of the bigger volume of needs collection, the rotating rod fixed cover gets final product.
The utility model gas receives cane, and the rear portion of wherein said pull bar also offers binding groove, and binding groove is perpendicular to the axis direction of pull bar, and the size of binding groove, shape are identical with locating slot.Through binding groove is set, when gas reception cane does not use, fixture block is stuck in the binding groove, prevent that pull bar from skidding off.
The utility model gas receives cane, and the xsect of wherein said locating slot and binding groove is rectangle or semicircle.
The utility model gas receives cane, and wherein said holding device is the ball or the frustum of a cone.
The utility model gas receives cane, and the rear end of wherein said pull bar is provided with handle.
The utility model gas receives the cane difference from prior art and is that the utility model through cylinder sleeve being set and being installed in piston and the pull bar in the cylinder sleeve, can form the methane gas storage chamber, during use between cylinder sleeve inner chamber front portion and piston; Connecting pipe is installed on the anterior installation mouth of cylinder sleeve; Collection tube is deep in hole or the narrow gap, and bar twitching backward is extracted into methane gas in the storage chamber then; At last connecting pipe is unloaded and get final product; Because in mouth is installed, be provided with the holding device and first spring, after connecting pipe was unloaded, methane gas can not overflow.Through locating slot is set on pull bar; On the pull bar fixed cover, fixture block is set; Fixture block is stuck in the locating slot, can realizes gathering the methane gas of setting volume, the volume of the methane gas of collection can be confirmed through the diverse location that locating slot is arranged on pull bar.Gas through after will sampling is sent into the gas detection system, realizes that gas detects.This apparatus structure is simple, need not all to dispose the gas checkout equipment at each check point, and cost is low, through collection tube is set, can detect some methane gas narrow or hole location easily.
Below in conjunction with accompanying drawing the utility model is described further.
Description of drawings
Fig. 1 receives the front view of the acceptance division of cane for the utility model gas;
Fig. 2 receives the front view of the collection portion of cane for the utility model gas;
Fig. 3 looks cut-open view for the master of Fig. 1;
Fig. 4 is along the cut-open view of A-A direction among Fig. 3;
Fig. 5 looks cut-open view (fixture block is stuck in the locating slot that is positioned at the pull bar middle part) for the master that the utility model gas receives the collection portion of cane;
Fig. 6 looks cut-open view (fixture block is stuck in and is positioned at the anterior locating slot of pull bar) for the master that the utility model gas receives the collection portion of cane.
Embodiment
The utility model gas receives cane and comprises collection portion and acceptance division, and is as shown in Figure 2, and collection portion comprises collection tube 1 and connecting pipe 2; Collection tube 1 is 4.7 meters long flexible pipes, and the rear end of collection tube 1 is fixedly connected with the front end of connecting pipe 2, like Fig. 1, shown in Figure 3; Acceptance division comprises cylinder sleeve 3, piston 4 and pull bar 5, and piston 4 is positioned at cylinder sleeve 3, and piston 4 is fixedly mounted on the front end of pull bar 5; Offer ring groove 6 on the outer circumference surface of piston 4, rubber seal 7 is installed in the ring groove 6, the outer circumference surface of O-ring seal 7 contacts with the periphery of cylinder sleeve 3 inner chambers; The front end of said cylinder sleeve 3 is welded with installs mouth 8, on the front end face that mouth 8 is installed, offers mounting hole 9, and mounting hole 9 is a blind hole; The parallel axes of the axis of mounting hole 9 and cylinder sleeve 3, the dead in line of the axis of mounting hole 9 and cylinder sleeve 3 in the present embodiment, mounting hole 9 is communicated with the inner chamber of cylinder sleeve 3 through pore 10; Be provided with the holding device 11 and first spring 12 in the mounting hole 9, the front end face of holding device 11 is arc surface or circular conical surface, and the front portion of mounting hole 9 is arc surface or the circular conical surface that fits with holding device 11; Holding device 11 adopts ball in the present embodiment, and certainly, holding device 11 also can adopt the big frustum of a cone in the little rear end of front end; The front end of first spring 12 is pressed in the rear end of holding device 11, and the rear end of first spring 12 compresses on the bottom surface of mounting hole 9.The rear end of connecting pipe 2 is fixedly connected through screw thread with the front end that mouth 8 is installed, and in conjunction with shown in Figure 2, the rear end face of connecting pipe 2 is provided with boss 13, and boss 13 inserts in the mounting hole 9, can back down holding device 11, so that gather methane gas.Rear end at cylinder sleeve 3 is equipped with pull bar fixed cover 14 through screw thread, and pull bar fixed cover 14 is sleeved on the pull bar 5, because pull bar fixed cover 14 and cylinder sleeve 3 rear ends are for being spirally connected; So pull bar fixed cover 14 pull bar 5 rotations relatively; On the outer circumference surface of pull bar 5, offer two perpendicular to 15, two locating slots 15 of locating slot of pull bar 5 axis along axially being interspersed of pull bar 5, two locating slots 15 lay respectively at the front portion and the middle part of pull bar 5; The volume of respectively corresponding 100 milliliters and 50 milliliters; Two locating slot 15 corresponding volumes are not limited to 100 or 50 milliliters, can be 75 or 125 milliliters, or other volume; The number of locating slot 15 also is not limited to 2, can be 3,4 or a plurality of.Locating slot 15 is a rectangular channel, and certainly, locating slot 15 also can be semicircle.Rear portion at pull bar 5 also offers binding groove 20, and binding groove 20 is perpendicular to the axis direction of pull bar 5, and the size of binding groove 20, shape are identical with locating slot 15.In conjunction with shown in Figure 4, offer pilot hole 16 on the outer circumference surface of pull bar fixed cover 14, be provided with fixture block 17, second spring 18 and secure component 19 in the pilot hole 16; The lower end of fixture block 17 is pressed on the pull bar 5, and the shape of the lower surface of fixture block 17 and locating slot 15 matches, and the lower end of second spring 18 is pressed in the upper end of fixture block 17; The upper end of second spring 18 is pressed in the lower end of secure component 19, and secure component 19 is fixedly mounted in the pilot hole 16, and said fixture block 17 can slide up and down in pilot hole 16; Secure component 19 is a screw in the present embodiment; Certainly, also can adopt cylindrical fastening block, and fastening block is welded in the pilot hole.Be provided with handle 21 in the rear end of pull bar 5, handle is provided with mark 22, corresponds respectively to the locating slot of the volume of 100 milliliters and 50 milliliters.
The utility model gas receives cane in use: at first connecting pipe 2 is installed on the installation mouth 8 of cylinder sleeve 3 front ends; Collection tube 1 is deep in hole or the narrow gap; Bar twitching 5 backward is extracted into methane gas in the storage chamber then, connecting pipe 2 is unloaded to get final product at last.Like Fig. 5 when the methane gas that need to gather 50 milliliters; With 14 rotations of pull bar fixed cover; The mark 22 of 50 milliliters of indications on pilot hole 16 and the handle 21 is relative, when pull bar 5 pulled backwards, suck methane gas in the methane gas storage chamber 23 between cylinder sleeve 3 inner chamber front portions and the piston 4; When fixture block 17 is pressed in the locating slot 15 that is arranged in the middle part, sucks methane gas in the methane gas storage chamber 23 and reach 50 milliliters.In like manner, as shown in Figure 6, when needs are gathered the gas of 100 ml volumes, rotating rod fixed cover 14, the mark 22 of 100 milliliters of indications on pilot hole 16 and the handle 21 is relative, and pulled backwards pull bar 5 gets final product then.
Above-described embodiment describes the preferred implementation of the utility model; Be not that scope to the utility model limits; Under the prerequisite that does not break away from the utility model design spirit; Various distortion and improvement that those of ordinary skills make the technical scheme of the utility model all should fall in the definite protection domain of the utility model claims.
Claims (6)
1. a gas receives cane, it is characterized in that: comprise collection portion and acceptance division, said collection portion comprises collection tube (1) and connecting pipe (2); Said collection tube (1) is a flexible pipe, and the rear end of collection tube (1) is fixedly connected with the front end of connecting pipe (2), and said acceptance division comprises cylinder sleeve (3), piston (4) and pull bar (5); Said piston (4) is positioned at cylinder sleeve (3), and piston (4) is fixedly mounted on the front end of pull bar (5), offers ring groove (6) on the outer circumference surface of piston (4); O-ring seal (7) is installed in the said ring groove (6), and the outer circumference surface of said O-ring seal (7) contacts with the periphery of cylinder sleeve (3) inner chamber, and the front end of said cylinder sleeve (3) is provided with installs mouth (8); Offer mounting hole (9) on the front end face of said installation mouth (8); Said mounting hole (9) is a blind hole, the parallel axes of the axis of said mounting hole (9) and said cylinder sleeve (3), and said mounting hole (9) is communicated with the inner chamber of cylinder sleeve (3) through pore (10); Be provided with holding device (11) and first spring (12) in the said mounting hole (9); The front end face of said holding device (11) is arc surface or circular conical surface, and the front portion of said mounting hole (9) is arc surface or the circular conical surface that fits with holding device (11), and the front end of said first spring (12) is pressed in the rear end of holding device (11); The rear end of first spring (12) compresses on the bottom surface of mounting hole (9); The rear end of said connecting pipe (2) is fixedly connected with the front end that mouth (8) is installed, and the rear end face of said connecting pipe (2) is provided with boss (13), and said boss (13) inserts in the mounting hole (9); The rear end of said cylinder sleeve (3) is equipped with pull bar fixed cover (14); Said pull bar fixed cover (14) is sleeved on the pull bar (5), and said pull bar fixed cover (14) pull bar (5) rotation relatively offers at least one locating slot (15) perpendicular to pull bar (5) axis on the outer circumference surface of said pull bar (5); Offer pilot hole (16) on the outer circumference surface of said pull bar fixed cover (14); Be provided with fixture block (17), second spring (18) and secure component (19) in the said pilot hole (16), the lower end of said fixture block (17) is pressed on the pull bar (5), and the shape of the lower surface of fixture block (17) and said locating slot (15) matches; The lower end of said second spring (18) is pressed in the upper end of fixture block (17); The upper end of second spring (18) is pressed in the lower end of secure component (19), and said secure component (19) is fixedly mounted in the pilot hole (16), and said fixture block (17) can slide up and down in pilot hole (16).
2. gas according to claim 1 receives cane, and it is characterized in that: said locating slot (15) is two, and along axially being interspersed of pull bar (5), two locating slots (15) lay respectively at the front portion and the middle part of pull bar (5).
3. gas according to claim 2 receives cane; It is characterized in that: the rear portion of said pull bar (5) also offers binding groove (20); Said binding groove (20) is perpendicular to the axis direction of pull bar (5), and the size of said binding groove (20), shape are identical with locating slot (15).
4. gas according to claim 3 receives cane, and it is characterized in that: the xsect of said locating slot (15) and binding groove (20) is rectangle or semicircle.
5. gas according to claim 1 receives cane, and it is characterized in that: said holding device (11) is the ball or the frustum of a cone.
6. gas according to claim 5 receives cane, and it is characterized in that: the rear end of said pull bar (5) is provided with handle (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201747846U CN202547985U (en) | 2012-04-23 | 2012-04-23 | Gas receiving stick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201747846U CN202547985U (en) | 2012-04-23 | 2012-04-23 | Gas receiving stick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202547985U true CN202547985U (en) | 2012-11-21 |
Family
ID=47168603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201747846U Expired - Fee Related CN202547985U (en) | 2012-04-23 | 2012-04-23 | Gas receiving stick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202547985U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105223044A (en) * | 2015-09-18 | 2016-01-06 | 国网河南伊川县供电公司 | A kind of safe collector of gas relay |
| CN105300738A (en) * | 2015-11-30 | 2016-02-03 | 国网河南偃师市供电公司 | Full-sealed gas taking device for gas relay |
| CN110455594A (en) * | 2019-08-29 | 2019-11-15 | 贵州大学 | A kind of gas sample collection device |
| CN116296614A (en) * | 2023-05-11 | 2023-06-23 | 中国建筑第四工程局有限公司 | River course multilayer sewage sampling detection equipment |
-
2012
- 2012-04-23 CN CN2012201747846U patent/CN202547985U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105223044A (en) * | 2015-09-18 | 2016-01-06 | 国网河南伊川县供电公司 | A kind of safe collector of gas relay |
| CN105300738A (en) * | 2015-11-30 | 2016-02-03 | 国网河南偃师市供电公司 | Full-sealed gas taking device for gas relay |
| CN110455594A (en) * | 2019-08-29 | 2019-11-15 | 贵州大学 | A kind of gas sample collection device |
| CN116296614A (en) * | 2023-05-11 | 2023-06-23 | 中国建筑第四工程局有限公司 | River course multilayer sewage sampling detection 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 |
Granted publication date: 20121121 Termination date: 20160423 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |