CN105510080A - Fast sampler - Google Patents

Fast sampler Download PDF

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Publication number
CN105510080A
CN105510080A CN201510853229.4A CN201510853229A CN105510080A CN 105510080 A CN105510080 A CN 105510080A CN 201510853229 A CN201510853229 A CN 201510853229A CN 105510080 A CN105510080 A CN 105510080A
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CN
China
Prior art keywords
hole
pedestal
thief
thief rod
ring seal
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Granted
Application number
CN201510853229.4A
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Chinese (zh)
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CN105510080B (en
Inventor
龚柱
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Shandong Yitai Grain Oil And Food Co ltd
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Individual
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Priority to CN201510853229.4A priority Critical patent/CN105510080B/en
Publication of CN105510080A publication Critical patent/CN105510080A/en
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Publication of CN105510080B publication Critical patent/CN105510080B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • G01N2001/1031Sampling from special places
    • G01N2001/105Sampling from special places from high-pressure reactors or lines

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  • 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)
  • Fluid-Damping Devices (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

The invention relates to a fast sampler used on a boiler. The fast sampler is provided with a thief rod which is in closed sliding or running fit with a matrix. The matrix is also provided with a cover. The cover and a pedestal are in detachable closed fit. The cover is coaxially provided with a holding cavity for holding the thief rod. When the thief rod is positioned at an insert position, the junction between the cover and the pedestal is positioned between a first groove and a stopper. The head part of the pedestal is provided with a first countersink, diameter of which is greater than diameter of a first through hole. The first countersink and the first through hole form a step surface. The stopper is detachably arranged at the head part of the thief rod. When the stopper matches the step surface of the pedestal, a thief hole is positioned on the outside of the pedestal. By dismounting the matrix into the pedestal and the cover, axial processing length of the pedestal is reduced so as to lower processing difficulty. It is convenient to assemble the stopper by arranging the junction between the first groove and the stopper. By arranging the stopper at the head end of the thief rod, axial dimension of the pedestal and axial dimension of the thief rod are both decreased so as to save materials.

Description

Fast sampler
Technical field
The present invention relates to field of boilers, be specifically related to a kind of fast sampler.
Background technology
Air pressure in boiler air pressure that is usual and ambient atmosphere is inconsistent, when needing to carry out detection analysis to the liquid in boiler, first will sample it, so boiler can arrange some sample taps.Common way has two kinds.1. at the top of boiler, breather valve is installed, sample cock is set in the bottom of boiler.When needing sampling, first open gas valve, after making the air pressure in boiler equal with extraneous air pressure, open sample cock, can sampling be completed.2. on boiler, a pipeline with 3 valves is installed, liquid in pipeline and the liquid in boiler circulate, and first close two valves wherein, and the liquid between these two valves and boiler are isolated, open the 3rd valve between these two valves again, can sampling be completed.Method 1 needs first equilibrium air pressure before sampling, although method 2 need not equilibrium air pressure, needs operation 3 valves just can complete sampling.Above two sampling methods may some bother, and Consumer's Experience is to be improved.When needing to carry out detection analysis to the liquid in boiler, how quickly and easily the liquid in boiler to be sampled.
Summary of the invention
The object of the invention is to solve the problem, and the fast sampler on a kind of boiler is provided.It not only can sample the liquid in boiler rapidly, easily, also facilitates processing and manufacturing.
For this reason, the invention provides a kind of fast sampler, it arranges the thief rod with thief hole sliding with matrix closed or be rotatably assorted, matrix is provided with pedestal and O-ring seal, pedestal coaxially arranges the first through hole running through pedestal, the first groove of receiving first O-ring seal is provided with near the first through hole head end place, the second groove and the 3rd groove of receiving second O-ring seal and the 3rd O-ring seal is provided with near the first through hole tail end place, axial distance between second groove and the 3rd groove is greater than the width of thief hole along the axis of thief rod, pedestal is provided with along the first through hole radial direction the second through hole running through pedestal, second through hole is between the first groove and the second groove.Thief rod is radially provided with thief hole, the head end of thief rod coaxially arranges the first blind hole towards thief hole direction, the tail end of thief rod coaxially arranges the second blind hole towards thief hole direction, first blind hole is communicated with by the second through hole with the second blind hole, and thief hole and the first blind hole, the second blind hole and the second through hole are isolated.
Described matrix is also provided with lid, lid and the detachable closed of pedestal coordinate, and lid coaxially arranges the container cavity receiving thief rod, when thief rod is positioned at insertion position, the connection place of lid and pedestal is between the first groove and locating part, and thief hole is positioned at the second through hole of pedestal.The stem of described pedestal is coaxially arranged with the first counterbore, and the diameter of the first counterbore is greater than the diameter of the first through hole, the first counterbore and the first through hole forming station terrace.The stem of described thief rod removably arranges locating part, and when locating part coordinates with the step surface of pedestal, thief hole is positioned at pedestal outside, and thief rod is in pull-out location.
Advantageously, the diameter of described second through hole is greater than the diameter of the first through hole, is conducive to the upper and lower liquid flow of thief hole and upgrades.
Advantageously, described matrix can arrange 2 the second through holes intersected vertically, and the diameter of the second through hole is greater than the diameter of first through hole of 0.707 times, can around thief rod the formation flowing space, be conducive to thief hole up and down surrounding liquid flow upgrade.
Particularly, the afterbody of described lid is provided with and the external thread of screw-internal thread fit that arranges on the inwall of the first counterbore of pedestal, externally threaded root is provided with the shoulder with the head fits of pedestal, the head of pedestal and the shoulder of lid are sealed by the 4th O-ring seal, and the step surface of pedestal and the externally threaded afterbody of lid are sealed by the 5th O-ring seal.
Particularly, described locating part comprises Compress Spring and spacer pin, and Compress Spring and spacer pin are coaxially arranged, and Compress Spring makes the shaft shoulder of spacer pin coordinate with the inner cylinder of the first blind hole of thief rod, and the confined planes of spacer pin coordinates with the step surface of pedestal.Described locating part comprises 1 Compress Spring and 2 spacer pins.
Equivalently, described locating part comprises extension spring and spacer pin, and extension spring and spacer pin are coaxially arranged, and extension spring makes the shaft shoulder of spacer pin coordinate with the outer cylinder of thief rod, and the confined planes of spacer pin coordinates with the step surface of pedestal.Described locating part comprises 1 extension spring and 2 spacer pins.
Particularly, the afterbody of described thief rod is provided with handle, and handle realizes the detachable installation with straight-bar by elastic cylindrical pin, and the second blind hole realizes being communicated with ambient atmosphere by the hollow structure of elastic cylindrical pin.
Advantageously, the outside surface of described base and cover is the face of cylinder.
Beneficial effect
1. one draw one turn one to push away can to complete sampling, convenient and swift, action is few, and the time is short, and efficiency is high, and Consumer's Experience is good.
2. by changing the aperture of blind hole, thief rod can be made to have thinner wall thickness, therefore when boiler internal be low pressure or vacuum time, thief rod can swell slightly in radial direction under differential pressure action, this radial direction slightly swells and compensate for O-ring seal because of the size penalty caused of wearing and tearing, and improves sealing effectiveness.Thief rod also can have thicker wall thickness to adapt to the hyperbaric environment of boiler internal.
3. the setting of blind hole makes the weight saving of thief rod, alleviates the weight that O-ring seal bears, and can improve the serviceable life of O-ring seal.
4. adopt the O-ring seal of two little wire diameters, what reduce O-ring seal and thief rod coordinates area, and pulling force when can reduce sampling or thrust, improve Consumer's Experience.Because the distance between two O-ring seals is greater than the width of thief hole, so thief hole can only be communicated with the space of O-ring seal both sides on a time point, namely the second through hole and ambient atmosphere remain isolation.
5. matrix is split as base and cover, reduces the axial processing length of pedestal, thus reduce difficulty of processing, improve working (machining) efficiency.
Be arranged on connection place between the first groove and locating part, such arranges locating part convenient for assembly, and when lid is also unassembled, the stem of thief rod exposes, locating part convenient for assembly.
Locating part is arranged on the head end of thief rod, under the condition meeting thief rod pull-out length, the axial dimension of pedestal and the axial dimension of thief rod are reduced, and have saved material.
Locating part is arranged to 2 spacer pins and 1 spring, such setting achieves the friendly of assembling, first can forward two of thief rod head end mounting holes to horizontal level, easily 2 spacer pins can be installed and load correspondence position from the inner cylinder of thief rod, again spacer pin is inserted in one end of Compress Spring, another spacer pin is inserted in again after again spring-compressed is a certain amount of, after assembling, spring is in compressive state, by spring force, 2 spacer pins is fixed on precalculated position and realizes limit function.In like manner, also first two of thief rod head end mounting holes can be forwarded to horizontal level, easily 2 spacer pins can be loaded correspondence position from the outer cylinder of thief rod, again spacer pin is hooked in one end of extension spring, again extension spring is elongated a certain amount of after hooking another spacer pin, after assembling, spring is in extended state, by elastic force, 2 spacer pins is fixed on precalculated position and realizes limit function.
6. the outside surface of base and cover is set to the face of cylinder, facilitates processing and manufacturing, such profile can be processed easily on lathe.
Accompanying drawing explanation
Reference accompanying drawing is in the explanation of the embodiment provided as non-limiting example below, and the present invention and superiority thereof will be better understood, and accompanying drawing is as follows:
Fig. 1 is the stereographic map that sampler disclosed by the invention applies to boiler;
Fig. 2 is the stereographic map of sampler;
Fig. 3 is the stereographic map at another visual angle of sampler, and wherein thief rod is drawn out rear rotation; ;
Fig. 4 is the exploded perspective view of sampler;
Fig. 5 is the fragmentary perspective cross sectional view of sampler;
Fig. 6 is the perspective cut-away view after the thief rod pull-out in Fig. 5;
Fig. 7 is the stereographic map of sampler, and wherein thief rod is drawn out;
Fig. 8 is the cut-open view of cutting plane along the plane at the axis place of the axis of pedestal and thief hole, and wherein thief rod is positioned at pull-out location thief hole down;
Fig. 9 is the partial cross-sectional perspective view of sampler;
Figure 10 is the stereographic map of the spacer pin of embodiment one;
Figure 11 is the partial enlarged drawing at A place in Fig. 8;
Figure 12 is the partial cross-sectional perspective view of the sampler in embodiment three;
Figure 13 is the fragmentary perspective cross sectional view of the handle junction of thief rod;
Figure 14 is the stereographic map of the spacer pin of embodiment two;
Figure 15 is the cut-open view of thief rod head end, and wherein locating part is the scheme of embodiment two;
Figure 16 is the partial cross-sectional perspective view of thief rod, and wherein locating part is the scheme of embodiment two;
Figure 17 is the comparison diagram of the sampler of sampler disclosed by the invention and another program, and thief rod is positioned at insertion position;
Figure 18 is the comparison diagram of the sampler of sampler disclosed by the invention and another program, and thief rod is positioned at pull-out location;
Description of reference numerals
1. matrix; 101. lid; 102. pedestal; 103 first through holes; 104. second through holes;
105. first O-ring seals; 106. second O-ring seals; 107. the 3rd O-ring seals;
108. the 4th O-ring seals; 109. the 5th O-ring seals; 110. first counterbores;
111. step surface; 112. flow regimes; 113. container cavity; 114. shoulder;
2. thief rod; 201. straight-bar; 202. thief hole; 203. elastic cylindrical pin;
204. handle; 205. first blind holes; 206. second blind holes; 207. third through-hole;
3. locating part; 301. spacer pin; 302. spring; 303. shaft shoulder end faces; 304. shaft shoulder cylinders.
Embodiment
Embodiment one
For the ease of distinguishing the head of part and tail, the part near handle 204 is referred to as tail, headed by being referred to as away from the part of handle 204.
As shown in Figure 1, the sidewall of boiler is provided with sampler near bottom place, thief rod 2 is in insertion position, when needing to sample the liquid in boiler, only thief rod 2 need be pulled out, the thief hole 202 on bar 2 to be sampled exposes completely, namely thief rod 2 is in pull-out location (see figure 7), rotate thief rod 2(and see Fig. 3 and 8), the liquid in thief hole 202 can be poured in vessel, then thief rod 2 is rotated and pushes back insertion position.Sampling process only needs three actions, and one draws one turn one to push away, and convenient and swift, action is few, and the time is short, and sampling efficiency is high.
As shown in Figures 2 and 3, sampler mainly comprises thief rod 2 with thief hole 202 and matrix 1, thief rod 2 with slide with matrix 1 closed or be rotatably assorted.
As shown in Figure 4, sampler mainly comprises three parts, is matrix 1 respectively, thief rod 2 and locating part 3, and matrix 1 comprises again pedestal 102, lid 101 and O-ring seal; Thief rod 2 comprises straight-bar 201 and handle 204; Locating part 3 comprises spacer pin 301 and spring 302.
The main body of pedestal 102 is column structure, its afterbody is provided with the base with 6 mounting holes, and the first through hole 103 coaxially runs through pedestal 102, and the radial direction along the first through hole 103 is provided with the second through hole 104 running through pedestal 102, the quantity of the second through hole 104 is 2, and the two is mutually vertical.
The main body of lid 101 is column structure, and its head is provided with screw thread, and the external diameter of screw thread is less than the body outer diameter of lid 101, forms a shoulder 114 thus at the root of screw thread.
The stem of thief rod 2 is provided with locating part 3, locating part 3 comprises 2 spacer pins 301 and 1 Compress Spring 302, the middle part of thief rod 2 is provided with thief hole 202, and the afterbody of thief rod 2 is provided with handle 204, and handle 204 is detachably connected with straight-bar 201 by elastic cylindrical pin 203.
As illustrated in Figures 5 and 6, the first groove of receiving first O-ring seal 105 is provided with near the first through hole 103 head end place, be provided with the second groove and the 3rd groove of receiving second O-ring seal 106 and the 3rd O-ring seal 107 near the first through hole 103 tail end place, the axial distance between the second groove and the 3rd groove is greater than the width of thief hole 202 along the axis of thief rod 2.On pedestal 102 along the first through hole 103 radial direction be provided with run through pedestal 102 the second through hole 104, second through hole 104 between the first groove and the second groove.The diameter that the stem of pedestal 102 is coaxially arranged with the first counterbore 110, first counterbore 110 is greater than the diameter of the first through hole 103, and the inwall of the first counterbore 110 and the first through hole 103 forming station terrace 111, first counterbore 110 is provided with screw thread.The profile of pedestal 102, the first through hole 103, first counterbore 110, internal thread and three grooves can on lathe easily turning complete.The second through hole 104 on pedestal 102 and 6 mounting holes can facilitate ground auger to cut on drilling machine.
Straight-bar 201 is radially provided with thief hole 202, the head end of straight-bar 201 coaxially arranges the first blind hole 205 towards thief hole 202 direction, the tail end of straight-bar 201 coaxially arranges the second blind hole 206 towards thief hole 202 direction, first blind hole 205 is communicated with by third through-hole 207 with the second blind hole 206, and thief hole 202 is isolated with the first blind hole 205, second blind hole 206 and third through-hole 207.The first blind hole 205, second blind hole 206 on straight-bar 201 and the mating surface of mounting handle 204 can easily on lathe turning complete, the thief hole 202 on straight-bar 201 and the mounting hole of mounting limit part 3 can machine easily on milling machine.The third through-hole 207 being communicated with the first blind hole 205 and the second blind hole 206 can machine easily on spark-erosion perforating machine.
The stem of thief rod 2 removably arranges locating part 3, and when locating part 3 coordinates with the step surface 111 of pedestal 102, it is outside that thief hole 202 is positioned at pedestal 102, and thief rod 2 is in pull-out location.
The afterbody of lid 101 is provided with and the external thread of screw-internal thread fit that arranges on the inwall of the first counterbore 110 of pedestal 102, externally threaded root is provided with the shoulder 114 with the head fits of pedestal 102, the head of pedestal 102 is sealed by the 4th O-ring seal 108 with the shoulder 114 of lid 101, the step surface 111 of pedestal 102 is sealed by the 5th O-ring seal 109 with the externally threaded afterbody of lid 101, achieves lid 101 and the detachable closed cooperation of pedestal 102 by screw thread and O-ring seal.Lid 101 coaxially arranges the container cavity 113 receiving thief rod 2, the minimum diameter of container cavity 113 is greater than the maximum physical dimension of locating part 3, when thief rod 2 is positioned at insertion position, the connection place of lid 101 and pedestal 102 is between the first groove and locating part 3, now, the thief hole 202 on thief rod 2 is positioned at the second through hole 104 of pedestal 102.
After sampler is installed on airtight boiler, is filled with liquid in the second through hole 104, in thief hole 202, is also filled with liquid.By the first O-ring seal 105, the 4th O-ring seal 108 and the 5th O-ring seal 109, the space be made up of the first counterbore 110 of pedestal 102 and the container cavity 113 of lid 101 has just isolated with the environment in boiler, because the first blind hole 205 on thief rod 2 is communicated with container cavity 113, and the first blind hole 205 is communicated with the second blind hole 206 by third through-hole 207, again because the second blind hole 206 is achieved and being communicated with of ambient atmosphere by the hollow structure of elastic cylindrical pin 203, so the container cavity 113 of lid 101 has also been communicated with ambient atmosphere.Therefore, the air pressure at thief rod 2 head and the tail two ends is the same, so the pull-out of thief rod 2 has nothing to do with the air pressure size in the amount of force pushed back and boiler.
As shown in Figure 9, pedestal 102 is provided with 2 the second through holes 104 intersected vertically, the diameter of the second through hole 104 is greater than the diameter of first through hole 103 of 0.707 times, like this be arranged so that the intersection of two the second through holes 104 is positioned at the outside of the first through hole 103, after thief rod 2 assembles, can form certain space around thief rod 2, such space is as flow regimes 111, be conducive to the flowing of liquid in the second through hole 104, thus upgrade the liquid around thief hole 202.
As shown in FIG. 10 and 11, locating part 3 is provided with 2 spacer pins 301 and 1 Compress Spring 302, Compress Spring 302 and spacer pin 301 are coaxially arranged, 2 spacer pins 301 are staggered relatively, Compress Spring 302 makes the shaft shoulder end face 303 of spacer pin 301 coordinate with the inner cylinder of the first blind hole 205 of thief rod 2, and the confined planes of spacer pin 301 coordinates with the step surface 111 of pedestal 102.Such setting achieves the friendly of assembling, first forward two mounting holes of thief rod 2 head end to horizontal level, easily 2 spacer pins 301 can be installed and load correspondence position from the inner cylinder of thief rod 2, again spacer pin 301 is inserted in one end of Compress Spring 302, again spring 302 is compressed a certain amount of after be inserted in another spacer pin 301 again, after assembling, spring 302 is in compressive state, by spring force, 2 spacer pins 301 is fixed on precalculated position and realizes limit function.
As shown in Fig. 7 and 13, the afterbody of thief rod 2 is provided with handle 204, and handle 204 realizes the detachable installation with straight-bar 201 by 2 elastic cylindrical pins 203, and the second blind hole 206 realizes being communicated with ambient atmosphere by the hollow structure of elastic cylindrical pin 203.
By the first blind hole 205 and the second blind hole 206 aperture strengthen, thief rod 2 can be made to have thinner wall thickness.When boiler internal be low pressure or vacuum time, air pressure due to thief rod 2 inside is greater than the air pressure of thief rod 2 outside, thief rod 2 radial direction slightly can swell under differential pressure action, and this radial direction slightly swells and compensate for O-ring seal because of the size penalty caused of wearing and tearing, and improves sealing effectiveness.Particularly when the region of thief rod 2 between the first O-ring seal 105 and the second O-ring seal 106, thief rod 2 there will be such radial direction slightly and swells.
Also the aperture of the first blind hole 205 of thief rod 2 and the second blind hole 206 can be reduced, make thief rod 2 have thicker wall thickness to adapt to the hyperbaric environment of boiler internal.
The setting of blind hole makes the weight saving of thief rod 2, alleviates the weight that O-ring seal bears, and can improve the serviceable life of O-ring seal.
Adopt the O-ring seal of two little wire diameters, what reduce O-ring seal and thief rod 2 coordinates area, and pulling force when can reduce sampling or thrust, improve Consumer's Experience.Because the distance between two O-ring seals is greater than the width of thief hole 202, so thief hole 202 can only be communicated with the space of O-ring seal both sides on a time point, namely the second through hole 104 and ambient atmosphere remain isolation.Be analyzed as follows,
A. when thief hole 202 is not completely by the second O-ring seal 106, second through hole 104 is communicated with zone of transition by thief hole 202, and zone of transition is isolated with ambient atmosphere by the 3rd O-ring seal 107, so now, the second through hole 104 realizes isolating by the 3rd O-ring seal 107 with ambient atmosphere.
B. when thief hole 202 is completely by the second O-ring seal 106, the width due to zone of transition is greater than the width of thief hole 202, so now, the second through hole 104 realizes dual resisteance with ambient atmosphere by second, third O-ring seal 107.
C. when thief hole 202 is not completely by the 3rd O-ring seal 107, ambient atmosphere is communicated with zone of transition by thief hole 202, and zone of transition is isolated by the second O-ring seal 106 and the second through hole 104, so now, the second through hole 104 realizes isolating by the second O-ring seal 106 with ambient atmosphere.
After ring wear, O-ring seal can be changed easily.Because pedestal 102 and lid 101 adopt thread connection, therefore can easily lid 101 be disassembled from pedestal 102, after lid 101 dismounting, thief rod 2 being moved to insertion position makes the locating part 3 on thief rod 2 be exposed to the outside of pedestal 102, spring 302 is compressed a certain amount of after make spring 302 first withdraw from a locating part 3, spring 302 can be withdrawn, finally two spacer pins 301 be disassembled from thief rod 2.Thief rod 2 is due to the position-limiting action without locating part 3, and thief rod 2 can be extracted out completely from pedestal 102, and thief rod 2 can be changed the O-ring seal in pedestal 102 after withdrawing.
As shown in figure 17, upper figure is the design proposal of another kind of sampler, and figure below is design proposal disclosed by the invention, can find out significantly from figure, and sampler axial dimension disclosed by the invention is little, shorter than another kind of design proposal by about 1/5.
As shown in figure 18, when pull-out location is the same, the axial length of thief rod 2 disclosed by the invention is also short than the design proposal of another kind of sampler about 1/5.When the pull-out location of thief rod 2 and the volume of thief hole 202 the same, design disclosed by the invention not only material saving, also helps processing and manufacturing, reduce production cost.Why axial dimension is little for design proposal disclosed by the invention, and reason is as follows:
When pull-out location is the same, the axial dimension of sampler depends on the position of the first O-ring seal 105, and the first O-ring seal 105 is the closer to thief hole 202, and the axial dimension of sampler is less.In another kind of design proposal, locating part 3 is arranged between the first O-ring seal 105 and the first O-ring seal 105, therefore the second through hole 104 also has the effect of stopper slot concurrently, so the width of the second through hole 104 approximates the pull-out length of thief rod 2, so just cause the distance between the first O-ring seal 105 and the second O-ring seal 106 will count the pull-out distance of thief rod 2 in.
And design proposal disclosed by the invention, locating part 3 is arranged on the head end of thief rod 2, therefore, second through hole 104 does not just have the effect of stopper slot, so the width of the second through hole 104 and the pull-out length of thief rod 2 have nothing to do, the distance between the first O-ring seal 105 and the second O-ring seal 106 is so just caused to reduce widely.And the processing that the head end that locating part 3 is arranged on thief rod 2 is caused and assembly problem, solve dexterously by matrix 1 being split as pedestal 102 and covering 101, realize the convenience of processing and the friendly of assembling.
Embodiment two
As illustrated in figures 14-16, locating part 3 is provided with 2 spacer pins 301 and 1 extension spring 302, extension spring 302 and spacer pin 301 are coaxially arranged, 2 spacer pins 301 are staggered relatively, extension spring 302 makes the shaft shoulder end face 303 of spacer pin 301 coordinate with the outer cylinder of thief rod 2, and the shaft shoulder cylinder 304 of spacer pin 301 coordinates with the step surface 111 of pedestal 102.Such setting achieves the friendly of assembling, first forward two mounting holes of thief rod 2 head end to horizontal level, easily 2 spacer pins 301 can be loaded correspondence position from the outer cylinder of thief rod 2, again spacer pin 301 is hooked in one end of extension spring 302, again extension spring 302 is elongated a certain amount of after hooking another spacer pin 301, after assembling, spring 302 is in extended state, by elastic force, 2 spacer pins 301 is fixed on precalculated position and realizes limit function.
Embodiment three
As shown in figure 12, the quantity of the second through hole 104 of the pedestal 102 in embodiment one is set to 1, the diameter of the second through hole 104 is greater than the diameter of the first through hole 103, such setting can form certain space in the left and right sides of thief rod 2, such space is as flow regimes 111, be conducive to the flowing of liquid in the second through hole 104, thus upgrade the liquid around thief hole 202.

Claims (10)

1. a fast sampler, it arranges the thief rod with thief hole (202) (2) sliding with matrix (1) closed or be rotatably assorted, matrix (1) is provided with pedestal (102) and O-ring seal, pedestal (102) coaxially arranges the first through hole (103) running through pedestal (102), the first groove of receiving first O-ring seal (105) is provided with near the first through hole (103) head end place, the second groove and the 3rd groove of receiving second O-ring seal (106) and the 3rd O-ring seal (107) is provided with near the first through hole (103) tail end place, axial distance between second groove and the 3rd groove is greater than the width of thief hole (202) along the axis of thief rod (2), pedestal (102) is provided with the second through hole (104) running through pedestal (102) along the first through hole (103) radial direction, second through hole (104) is between the first groove and the second groove, thief rod (2) is radially provided with thief hole (202), the head end of thief rod (2) coaxially arranges the first blind hole (205) towards thief hole (202) direction, the tail end of thief rod (2) coaxially arranges the second blind hole (206) towards thief hole (202) direction, first blind hole (205) is communicated with by third through-hole (207) with the second blind hole (206), and thief hole (202) and the first blind hole (205), the second blind hole (206) and third through-hole (207) are isolated, it is characterized in that,
Described matrix (1) is also provided with lid (101), lid (101) and the detachable closed of pedestal (102) coordinate, lid (101) coaxially arranges the container cavity (113) receiving thief rod (2), when thief rod (2) is positioned at insertion position, the connection place of lid (101) and pedestal (102) is positioned between the first groove and locating part (3), and thief hole (202) is positioned at second through hole (104) of pedestal (102);
The stem of described pedestal (102) is coaxially arranged with the first counterbore (110), the diameter of the first counterbore (110) is greater than the diameter of the first through hole (103), the first counterbore (110) and the first through hole (103) forming station terrace (111);
The stem of described thief rod (2) removably arranges locating part (3), when locating part (3) coordinates with the step surface (111) of pedestal (102), it is outside that thief hole (202) is positioned at pedestal (102), and thief rod (2) is in pull-out location.
2. a kind of fast sampler according to claim 1, is characterized in that, the diameter of described second through hole (104) is greater than the diameter of the first through hole (103).
3. a kind of fast sampler according to claim 1, it is characterized in that, described matrix (1) is provided with 2 the second through holes (104) intersected vertically, and the diameter of the second through hole (104) is greater than the diameter of first through hole (103) of 0.707 times.
4. a kind of fast sampler according to claim 1, it is characterized in that, the afterbody of described lid (101) is provided with and the external thread of screw-internal thread fit that arranges on the inwall of first counterbore (110) of pedestal (102), externally threaded root is provided with the shoulder (114) with the head fits of pedestal (102), the head of pedestal (102) and the shoulder (114) of lid (101) are sealed by the 4th O-ring seal (108), the step surface (111) of pedestal (102) is sealed by the 5th O-ring seal (109) with the externally threaded afterbody of lid (101).
5. a kind of fast sampler according to claim 1, it is characterized in that, described locating part (3) comprises Compress Spring (302) and spacer pin (301), Compress Spring (302) and spacer pin (301) are coaxially arranged, Compress Spring (302) makes the shaft shoulder end face (303) of spacer pin (301) coordinate with the inner cylinder of first blind hole (205) of thief rod (2), and the confined planes of spacer pin (301) coordinates with the step surface (111) of pedestal (102).
6. a kind of fast sampler according to claim 5, is characterized in that, described locating part (3) comprises 1 Compress Spring (302) and 2 spacer pins (301).
7. a kind of fast sampler according to claim 1, it is characterized in that, described locating part (3) comprises extension spring (302) and spacer pin (301), extension spring (302) and spacer pin (301) are coaxially arranged, extension spring (302) makes the shaft shoulder end face (303) of spacer pin (301) coordinate with the outer cylinder of thief rod (2), and the shaft shoulder cylinder (304) of spacer pin (301) coordinates with the step surface (111) of pedestal (102).
8. a kind of fast sampler according to claim 7, is characterized in that, described locating part (3) comprises 1 extension spring (302) and 2 spacer pins (301).
9. a kind of fast sampler according to claim 1, it is characterized in that, the afterbody of described thief rod (2) is provided with handle (204), handle (204) realizes the detachable installation with straight-bar (201) by elastic cylindrical pin (203), and the second blind hole (206) realizes being communicated with ambient atmosphere by the hollow structure of elastic cylindrical pin (203).
10. a kind of fast sampler according to claim 1, is characterized in that, the outside surface of described pedestal (102) and lid (101) is the face of cylinder.
CN201510853229.4A 2015-11-29 2015-11-29 fast sampler Expired - Fee Related CN105510080B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110567759A (en) * 2019-09-30 2019-12-13 安徽金联地矿科技有限公司 Soil layered water sample collecting device and method thereof

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CN2911649Y (en) * 2006-04-25 2007-06-13 华东电力试验研究院 Coal powder sampler
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CN104324514A (en) * 2014-11-28 2015-02-04 龚柱 Sampling unit for preparing concentrated solution
CN104399269A (en) * 2014-11-28 2015-03-11 龚柱 Boiler for preparing concentrated solution
CN104492104A (en) * 2014-11-28 2015-04-08 龚柱 Design method of boiler for preparing concentrated solution

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Publication number Priority date Publication date Assignee Title
US3847022A (en) * 1973-05-29 1974-11-12 Seismograph Service Corp Slurry sampler for polymer separation
US6114178A (en) * 1997-06-25 2000-09-05 Institut Francais Du Petrole Device for removing and/or injecting a fluid sample enabling the chemical and/or thermodynamic equilibrium to be preserved
CN2911649Y (en) * 2006-04-25 2007-06-13 华东电力试验研究院 Coal powder sampler
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CN104324514A (en) * 2014-11-28 2015-02-04 龚柱 Sampling unit for preparing concentrated solution
CN104399269A (en) * 2014-11-28 2015-03-11 龚柱 Boiler for preparing concentrated solution
CN104492104A (en) * 2014-11-28 2015-04-08 龚柱 Design method of boiler for preparing concentrated solution

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110567759A (en) * 2019-09-30 2019-12-13 安徽金联地矿科技有限公司 Soil layered water sample collecting device and method thereof

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