CN108489751A - A kind of sampler of cellular catalyst - Google Patents
A kind of sampler of cellular catalyst Download PDFInfo
- Publication number
- CN108489751A CN108489751A CN201810313015.1A CN201810313015A CN108489751A CN 108489751 A CN108489751 A CN 108489751A CN 201810313015 A CN201810313015 A CN 201810313015A CN 108489751 A CN108489751 A CN 108489751A
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- Prior art keywords
- shell
- lead screw
- voussoir
- sampler
- side wall
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- 239000003054 catalyst Substances 0.000 title claims abstract description 68
- 230000001413 cellular effect Effects 0.000 title claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 51
- 239000000178 monomer Substances 0.000 claims abstract description 31
- 230000000694 effects Effects 0.000 claims abstract description 4
- 238000006073 displacement reaction Methods 0.000 claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000005070 sampling Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000010531 catalytic reduction reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000397426 Centroberyx lineatus Species 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000005549 size reduction Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
Abstract
The present invention discloses a kind of sampler of cellular catalyst, and the cellular catalyst includes catalyst monomer, and the catalyst monomer is provided with outline border；Including：Outer drawing mechanism, the outer drawing mechanism can act on the opposite the first side wall of the outline border, second sidewall, and the catalyst monomer by the outline border together with its inside takes out；Zhi Ding mechanisms, the Zhi Ding mechanisms can be connected to the internal face of the first side wall and the second sidewall, to stop that the first side wall caused by the outer drawing mechanism effect, the second sidewall are deformed inward.The sampler of cellular catalyst provided by the present invention, its Zhi Ding mechanism can externally the first side wall of drawing mechanism effect and the internal face of second sidewall be abutted, to give the first side wall, second sidewall opposition, so as to largely avoiding the first side wall, second sidewall from being deformed inward, and therefrom to the physical damnification caused by catalyst monomer.
Description
Technical field
The present invention relates to catalyst sampling technique field more particularly to a kind of sampling dresses for cellular catalyst monomer
It sets.
Background technology
Nitrogen oxides produced by the industries such as electric power, heating power, metallurgy can pass through SCR (Selective Catalytic
Reduction, i.e. selective catalytic reduction) denitrating technique is removed, and catalyst is usually used by SCR denitration reactor
Cellular catalyst.In the life cycle of catalyst or latter stage, the physicochemical property of catalyst testing, technique as required are needed
Performance, and thus whether assessment catalyst is replaced.By taking power plant as an example, in power plant's blowing out interval, can will have
Representative cellular catalyst monomer takes out from the catalyst frame in SCR denitration reactor and is detected.
Cellular catalyst monomer is generally all cladded with outline border made of the stainless steel iron sheet enclosing of rectangular drum like, is based on
This, currently used removing method is：1) connecting hole is processed in the opposite two side of outline border；2) steel wire is used to pass through above-mentioned two to connect
Hole is connect, is then connected together to the both ends of steel wire to be closed steel wire；3) it passes through the closure steel wire using tools such as crowbars and above carries,
It can be taken off the cellular catalyst monomer.This method have it is easy to operate, without borrowing the advantages such as excessive operation instrument,
It obtains and widely promotes the use of in the prior art.
But the stainless steel iron sheet for forming outline border is usually relatively thin, is proposing cellular catalyst upwards using the above scheme
When monomer, it is easy to cause outline border and is distorted to center, and then physical damnification is caused to cellular catalyst monomer, influence subsequent inspection
It surveys.
Therefore, a kind of sampler of cellular catalyst how is provided, largely to avoid sampling process China and foreign countries
Frame is distorted to center, and is still those skilled in the art therefrom to the physical damnification caused by cellular catalyst monomer
Technical problem urgently to be resolved hurrily.
Invention content
The object of the present invention is to provide a kind of sampler of cellular catalyst, the sampler when being sampled,
Outline border can be largely avoided to be distorted to center, and therefrom to the physical damnification caused by cellular catalyst monomer.
In order to solve the above technical problems, the present invention provides a kind of sampler of cellular catalyst, the honeycomb fashion is urged
Agent includes catalyst monomer, and the catalyst monomer is provided with outline border；Including：Outer drawing mechanism, the outer drawing mechanism can be made
The first side wall opposite for the outline border, second sidewall, the catalyst monomer by the outline border together with its inside take
Go out；Zhi Ding mechanisms, the Zhi Ding mechanisms can be connected to the internal face of the first side wall and the second sidewall, to stop
State the first side wall caused by outer drawing mechanism acts on, the second sidewall is deformed inward.
The sampler of cellular catalyst provided by the present invention, Zhi Ding mechanisms can externally drawing mechanism effect first
Side wall and the internal face of second sidewall are abutted, to give the first side wall, second sidewall opposition, so as to larger journey
Degree the first side wall, second sidewall is avoided to be deformed inward, and therefrom to the physical damnification caused by catalyst monomer.
Optionally, the outer drawing mechanism includes clamp, and two bare terminal ends of the clamp push against the first side wall, institute respectively
State the outer end face of second sidewall.
Optionally, the inner face of the bare terminal end is equipped with Skidproof structure.
Optionally, two operating sides of the clamp have been respectively articulated with pull rod, and two pull rods are hinged；Two drawings
The hinged end of bar is additionally provided with draw ring, and external equipment can apply active force by the draw ring to the outer drawing mechanism.
Optionally, the Zhi Ding mechanisms include actuator, lead screw, voussoir and two jacking blocks, and one end of the lead screw connects institute
Actuator is stated, the other end connects the voussoir；The opposite two side of the voussoir have along far from the actuator direction by
Gradually intilted guide surface, two jacking blocks are installed on the guide surface correspondingly, and can be slided along the guide surface
It is dynamic；The actuator can drive the lead screw to be rotated, and then drive the voussoir along the axial into line position of the lead screw
It moves, to force two jacking blocks to be slided along the corresponding guide surface, and gradual along the vertical lead screw axially direction
It is close or be gradually distance from；In the state of being gradually distance from, two jacking blocks can move to respectively with the first side wall, institute
The internal face for stating second sidewall offsets.
Optionally, further include shell, the voussoir and two jacking blocks are mounted in the shell, and the lead screw stretches into
In the shell, and it is threadedly coupled with the shell wall of the shell；The rotation of the lead screw enables to the lead screw relatively described
Shell is screwed into or back-outs, and then the voussoir is driven to carry out axial displacement.
Optionally, the relatively described voussoir of the lead screw can be freely rotated, and the lead screw far from the actuator one
End is equipped with large scale portion, and the lead screw is connected in the voussoir in an axial direction.
Optionally, the guide surface and the jacking block and the guide surface are slidably matched in face, and one is equipped with sliding rail, another
Person is equipped with sliding slot, and the sliding rail is connected in the sliding slot, and can be slided along the sliding slot.
Optionally, the jacking block includes ontology and top plate, and the ontology is L-shaped, which includes vertical part and transverse part, described
Vertical part is slidably matched with the voussoir, and the mounting of roof plate is in the one end of the transverse part far from the vertical part；The shell is opposite
Two side be equipped with outwardly extending guide cylinder, the transverse part stretches out the shell from the guide cylinder, and can be described
Sliding, the top plate are located at outside the shell in guide cylinder；Protruding first setpoint distance of the relatively described shell of the jacking block
When, the internal face of the shell can offset with the vertical part, and to stop that the jacking block continues to stretch out, the jacking block is relatively described
When shell the second setpoint distance of inside retraction, the top plate can offset with the external port of the guide cylinder, to stop the top
Block continues to retract.
Optionally, the actuator includes drive disk and several actuating arms set on the drive disk peripheral wall, the lead screw
It is connected with the drive disk, operating the actuating arm can drive the lead screw to rotate；Further include locating part, the locating part energy
The drive disk, the shell are enough connected, to limit the rotation of the drive disk.
Optionally, further include shell, the voussoir and two jacking blocks are mounted in the shell, and the lead screw includes
Light bar segment and thread segment, the light bar segment pass through the shell, and the shell wall of the shell is fixed on by rolling bearing, described
Voussoir is threadedly coupled with the thread segment；The inner wall of the shell can limit the rotation of the voussoir, the rotation of the lead screw
The voussoir can be driven to carry out axial displacement.
Description of the drawings
Fig. 1 is a kind of structural representation of specific implementation mode of the sampler of cellular catalyst provided by the present invention
Figure；
Fig. 2 is the structural schematic diagram of Tu1Zhong Zhiding mechanisms；
Fig. 3 is that Tu2Zhong Zhiding mechanisms remove the structural schematic diagram after shell；
Fig. 4 is the explosive view of Fig. 3；
Fig. 5 is the use state schematic diagram of the sampler of cellular catalyst provided by the present invention.
Attached drawing expression in Fig. 1-5 is described as follows：
1 catalyst monomer；
2 outline borders；
3 outer drawing mechanisms, 31 clamps, 311 bare terminal ends, 311a Skidproof structures, 312 operating sides, 32 pull rods, 33 draw rings；
4 Zhi Ding mechanisms, 41 actuators, 411 drive disks, 412 actuating arms, 42 lead screws, 421 large scale portions, 43 voussoirs, 431
Guide surface, 431a sliding rails, 432 first groove bodies, 433 second groove bodies, 44 jacking blocks, 441 ontologies, 442 top plates, 443 sliding slots, 45 shells
Body, 451 guide cylinders, 46 locating parts.
Specific implementation mode
It is below in conjunction with the accompanying drawings and specific real in order to make those skilled in the art more fully understand technical scheme of the present invention
Applying example, the present invention is described in further detail.
It is described herein it is " several " be that exponential quantity is uncertain multiple, it is usually more than two；And when using " several " table
When showing the quantity of certain several component, the quantity for being not offered as these components is identical.
The words such as " first " described herein, " second ", be merely for convenience of description scheme same or like two with
On structure or component, be not offered as certain particular determination to sequence.
Outer unless specified otherwise, " axial direction " described herein each means the axial direction of lead screw, for either component, " axis
To " two opposite walls can be referred to as upper wall (roof), lower wall (bottom wall), around should " axial direction " wall can be referred to as peripheral wall or
Person's side wall.
In addition, in addition to the inside and outside description of inner walls face, outside wall surface and opposite shell, "inner" described herein,
"outside" etc. indicates that the description of orientation or positional relationship is all based on the position of lead screw, is "inner" close to the direction of lead screw, far from silk
The direction of bar is "outside"；For either component, close to one end (end face, wall surface) of lead screw be referred to as inner end (inner face,
Internal face), one end (end face, wall surface) far from lead screw is referred to as outer end (outer end face, outside wall surface).
Please refer to Fig.1 a kind of specific implementation mode for the sampler that -5, Fig. 1 is cellular catalyst provided by the present invention
Structural schematic diagram, Fig. 2 be Tu1Zhong Zhiding mechanisms structural schematic diagram, Fig. 3 be Tu2Zhong Zhiding mechanisms remove shell after knot
Structure schematic diagram, Fig. 4 are the explosive view of Fig. 3, and Fig. 5 is the use state letter of the sampler of cellular catalyst provided by the present invention
Figure.
As shown in Figure 1, the present invention provides a kind of sampler of cellular catalyst, cellular catalyst includes catalyst
Monomer 1, catalyst monomer 1 are set in the outline border 2 of rectangular drum like, which includes outer drawing mechanism 3 and Zhi Ding mechanisms 4.
It is to be appreciated that in the used SCR denitration technique of the industries such as electric power, if used cellular catalyst is typically by dry catalyst
The module group that monomer 1 forms, and sampler provided by the present invention is primarily directed to a certain catalyst monomer 1 in the module group
It is sampled.
When being sampled operation, outer drawing mechanism 3 can act on the opposite the first side wall of outline border 2, second sidewall, will be outer
Frame 2 takes out together with the catalyst monomer 1 of its inside.In above process, Zhi Ding mechanisms 4 can then be connected to the first side wall and
The internal face of two side walls to give the first side wall, second sidewall opposition, and then can largely stop because of outer machine drawing
The first side wall, second sidewall are deformed inward caused by structure 3 acts on, and therefrom to the physics caused by catalyst monomer 1
Damage.
In specific scheme, above-mentioned outer drawing mechanism 3 may include clamp 31, which can be hinged by two tong arms
It forms, as shown in Figure 1, hinge joint can be generally disposed at the centre position of two tong arms, to form the shape of similar X.Clamp 31
With two bare terminal ends 311 and two operating sides 312, inside active force is applied to two operating sides 312, can make two bare terminal ends
311 move inward, and to push against the outer end face of the first side wall, second sidewall respectively, then apply drawing in an axial direction to operating side 312
Power, you can take out catalyst monomer 1.
To ensure that effective transmission of pulling force, the inner face of bare terminal end 311 can be provided with Skidproof structure 311a, to increase folder
Hold the frictional force between end 311 and 2 outside wall surface of outline border.Skidproof structure 311a can directly add in the inner face of bare terminal end 311
Work is formed, and can be serrated teeth line, or several protrusions；Alternatively, Skidproof structure 311a may be independence
Component, for example, the slip limiting plate etc. that frictional force is larger, and then can be by the independent Skidproof structure 311a by bonding, welding
Mode is installed on the inner face of bare terminal end 311.
Further, which can also have larger width, enough to ensure to have with 2 outside wall surface of outline border
Contact area, frictional force can be increased to a greater degree；Simultaneously, additionally it is possible to disperse stress, to avoid bare terminal end 311 to outline border 2
Certain point generates excessive extruding force on wall surface.In embodiments of the present invention, the width of bare terminal end 311 can be its active side
The 1/3-2/3 of the width of wall.Using Fig. 1 or Fig. 5 as reference, above-mentioned width refers to size of the corresponding component in vertical paper direction.
The outer drawing mechanism 3 can also include two pull rods 32, one end of two pull rods 32 can respectively with two operations of clamp 31
End 312 is hinged, and the other end of two pull rods 32 can be hinged, in this way, two pull rods 32 can form double leval jib with clamp 31
Structure, the hinged end by operating two pull rods 32 can easily drive the bare terminal end 311 of clamp 31 to be acted.Above-mentioned clamp 31
Two operating sides 312 and pull rod 32 both ends could be provided as it is flat, to facilitate through hinged shaft to corresponding hinged end
It is attached.
The hinged end of two pull rods 32 is also provided with draw ring 33, and external equipment can pass through the 33 external drawing mechanism 3 of draw ring
Apply active force, outline border 2 is pulled out.Here, the embodiment of the present invention does not limit the type of the external equipment, concrete operations
When, those skilled in the art can select corresponding equipment as needed, for example, the external equipment is specifically as follows crowbar, hand
The lifting appliances such as dynamic cucurbit, electric block.
Using Fig. 1 as visual angle, when external equipment applies upward active force to draw ring 33, the hinged ends of two pull rods 32 can be with
It moves up, and drives the hinged place of two pull rods 32 and operating side 312 to contract, and then two bare terminal ends 311 of clamp 31 is driven to press from both sides
The two lateral walls of tight outline border 2.At this point, if continuing to upward active force, bare terminal end 311 is to pressure caused by outline border 2
Power can be converted into stiction, and the catalyst sample 1 by outline border 2 together with its inside takes out.
It is to be appreciated that the above-mentioned description as described in 3 concrete structure of outer drawing mechanism is only a kind of specific side of the embodiment of the present invention
Case, can not be as the restriction of the practical range to sampler provided by the present invention, in the specific implementation, art technology
Personnel can select suitable outer drawing mechanism 3 according to actual needs.
In fact, due to the presence of Zhi Ding mechanisms 4, which can be that outer drawing any in the prior art is set
It is standby, and no matter it uses the outer drawing equipment of which kind of form, does not easily cause the opposite two side of outline border 2 and is distorted to center.For example,
The outer drawing mechanism 3 can be steel wire common in the art, and the both ends of steel wire can be connected to the opposite both sides of outline border 2
Wall, when applying pulling force to steel wire, steel wire can generate inside distortion power to it with the junction of outline border 2 and the place of abutting, directly
Top mechanism 4 can be abutted outline border 2 by the internal face of the position of inside distortion power, effectively to avoid outline border 2 to center
Distortion.
For the sampler of the cellular catalyst involved by the respective embodiments described above, following present invention embodiment will also
The structure of sampler Zhong Zhiding mechanisms 4 is described.
As in Figure 2-4, Zhi Ding mechanisms 4 may include actuator 41, lead screw 42, voussoir 43 and two jacking blocks 44, lead screw 42
One end connect actuator 41, other end connecting wedge 43, actuator 41 can drive lead screw 42 to be rotated, and then drive wedge
Block 43 carries out displacement in an axial direction.The opposite two side of voussoir 43 can have (is reflected in attached drawing along the direction far from actuator 41
I.e. from top to bottom) gradual intilted guide surface 431, i.e., so that voussoir 43 forms the tapered portion gradually inside contracted, two jacking blocks 44
It can be installed on corresponding guide surface 431 correspondingly, and can be slided along guide surface 431.
Using this structure, when 43 displacement axially downward of voussoir, tapered portion can be constantly embedded between two jacking blocks 44,
It to force two jacking blocks 44 to do back movement along perpendicular to 42 axially direction of lead screw, and is gradually distance from, until two jacking blocks 44 can be with
It is abutted against with the internal face of 2 two lateral walls of outline border, to adapt to that there is the outline border 2 of various sizes of catalyst monomer 1；And work as
Voussoir 43 axially upward displacement when, two jacking blocks 44 can move closer to again along perpendicular to axially direction, to release to outline border 2
The abutting state of internal face.
In the first embodiment, as shown in Fig. 2, and combine Fig. 3, Fig. 4, Zhi Ding mechanisms 4 can also include shell 45,
Voussoir 43 and two jacking blocks 44 can be installed in shell 45, and lead screw 42 can stretch into shell 45, and with the shell wall of shell 45
(being roof in attached drawing) is threadedly coupled, to ensure that the reliability being threadedly coupled can will be equipped with largely to avoid stripped thread
The shell wall (or only will be equipped with shell wall at threaded hole) of threaded hole thickeies.Lead screw 42 can be twisted in rotation with respect to shell 45
Enter or back-out, and then axial displacement is carried out with dynamic voussoir 43.
Specifically, the first groove body 432 in an axial direction can be arranged in voussoir 43, lead screw 42 can be plugged in the first groove body
432, and can be freely rotated in first groove body 432.The second groove body 433 of vertical axial can also be arranged in voussoir 43, the
Two groove bodies 433 are connected with the first groove body 432, and one end that lead screw 42 is inserted into voussoir 43 can be equipped with large scale portion 421, the big ruler
Very little portion 421 can be connected in an axial direction in the second groove body 433, so that voussoir 43 can the axial position of progress synchronous with lead screw 42
It moves.
Above-mentioned large scale portion 421 is specifically as follows round or other shapes disk bodies, or 42 outer wall edge of lead screw
Several convex blocks of diameter convex, regardless of which kind of shape be set as, as long as can ensure that large scale portion 421 can be with the second groove body
433 are clamped in an axial direction, are directly separated in an axial direction with voussoir 43 to avoid lead screw 42.
In the second embodiment, it can also be equipped with shell 45, voussoir 43 and two jacking blocks 44 can equally be installed on shell
In body 45.It is different from the first embodiment, in the present embodiment, lead screw 42 may include light bar segment and thread segment, polished rod
Section can pass through shell 45, and the shell wall of shell 45 is fixed on by rolling bearing, i.e. lead screw 42 is axially fixed in shell 45,
And it can be freely rotated with respect to shell 45；Voussoir 43 can be threaded hole, can also install spiral shell by the modes such as being pressed, welding
To be matched with the thread segment of lead screw 42 limiting plate can be arranged in the internal face of shell 45, alternatively, passing through 45 ruler of shell in mother
Very little adjustment, to limit the rotation of voussoir 43.
So set, when actuator 41 drives lead screw 42 to rotate, lead screw 42 is constant with respect to the position of shell 45, passes through spiral shell
Line coordinates, and the convert rotational motion of lead screw 42 can be linear motion by voussoir 43, and axial displacement is carried out with opposite lead screw 42, into
And corresponding jacking block 44 is driven to be acted.
Above two embodiment can realize the axial displacement of voussoir 43, in the specific implementation, people in the art
Member can be selected according to actual needs.Comparatively, in the first embodiment, lead screw 42 can be twisted with respect to shell 45
Enter, back-out, the personnel that are convenient to operation intuitively know the forms of motion when front wedge 43；And in second of embodiment, lead screw
42 is then relatively easy with the connection structure of voussoir 43.
The guide surface 431 and jacking block 44 of voussoir 43 and being slidably matched in face for the guide surface 431, one can be equipped with sliding rail
431a, another one can be equipped with sliding slot 443, and sliding rail 431a can be connected in sliding slot 443, and can be slided along sliding slot 443.Specifically
To the embodiment of the present invention, sliding rail 431a can be installed on guide surface 431, and the sliding in jacking block 44 can be then arranged in sliding slot 443
Mating surface；It is of course also possible to replace setting, i.e., sliding rail 431a is set to the face that is slidably matched of jacking block 44, and sliding slot 443 is set
It is placed in guide surface 431.
Here, the embodiment of the present invention does not limit the concrete shape of above-mentioned sliding rail 431a and sliding slot 443, in practical application
In, those skilled in the art may set according to actual needs.For example, the cross sectional shape of sliding rail 431a can be T shapes, L
Shape, swallow-tail form or cross etc., correspondingly, sliding slot 443 or the T-slot, L-shaped groove, the dovetail groove or ten that match
Word slot etc..Regardless of it is set as which kind of shape, if it can ensure that sliding rail 431a can be slided along sliding slot 443, and non-
Sliding rail 431a cannot be separated with sliding slot 443 in glide direction.
As shown in figure 3, and it may include ontology 441 to combine Fig. 4, jacking block 44, one end of the ontology 441 can be equipped with aforementioned
Sliding slot 443, to be slidably matched with voussoir 43, the other end can then be abutted against with the internal face of outline border 2.Moreover, jacking block 44 with it is outer
Can at least be covered at the abutting of 2 internal face of frame bare terminal end 311 to the abutting of 2 outside wall surface of outline border at, i.e. jacking block 44 and bare terminal end
311, which can be connected to the corresponding position of wall surface and jacking block 44 and the contact area of 2 internal face of outline border inside and outside outline border 2, at least may be used
With the contact area more than bare terminal end 311 and 2 outside wall surface of outline border, effectively to stop that 2 side wall of outline border is distorted to center.
That is, jacking block 44 and the abutment end of outline border 2 need larger size, for this purpose, can be in the another of jacking block 44
End setting top plate 442, and abutted against with the internal face of outline border 2 by 442.Using this structure, it need to only increase the ruler of top plate 442
It is very little to satisfy the use demand, without the whole size for increasing jacking block 44, the manufacturing cost of jacking block 44 can be greatly reduced, and drop
The weight of low entire Zhi Ding mechanisms 4, with easy to use.
Further, which can be L-shaped, for ease of description, can will be axial in the same direction with lead screw 42 in the L-shaped
Part be referred to as vertical part, axially vertical part is referred to as transverse part with lead screw 42, as shown in figure 3, vertical part can be with voussoir 43
It is slidably matched, top plate 442 can then be installed on the transverse part.
It the opposite two side of shell 45 can be with guide cylinder 451 with outward extension, at this point, shell 45 is substantially in " convex "
Font.The transverse part of jacking block 44 can be stretched out from the guide cylinder 451, and top plate 442 is located at outside shell 45, and can be with guide cylinder 451
External port abut against.In this way, when jacking block 44 protruding (i.e. two jacking blocks 44 are gradually distance from) first setpoint distance, shell 45
Inner wall can be abutted against with vertical part, to stop that jacking block 44 continues to stretch out；When jacking block 44 is inwardly retracted, (i.e. two jacking blocks 44 are gradually
It is close) the second setpoint distance when, top plate 442 can offset with the external port of guide cylinder 451, to stop that jacking block 44 continues to contract
It returns.In other words, above-mentioned L-shaped ontology 441 and the cooperation shell 45 of top plate 442 can also limit the displacement of jacking block 44.Above-mentioned
One setpoint distance, the second setpoint distance occurrence be not construed as limiting, can be configured according to actual needs.
With continued reference to FIG. 3, in embodiments of the present invention, the lateral dimension of voussoir 43 is smaller, and in sampling process, wedge
Block 43 all there is no lateral displacements therefore can also be smaller for covering the lateral dimension of shell 45 of voussoir 43.Based on this,
Can in the upper end size reduction of above-mentioned "convex" shaped shell, to form the shell of similar " soil " font shown in Fig. 2,
Farthest to reduce the consumptive material of shell 45.Above-mentioned transverse direction refers to perpendicular to 42 axially direction of lead screw.
In fact, voussoir 43 carry out upper and lower displacement when, 45 roof of shell, bottom wall internal face also can be to the row of voussoir 43
Journey is defined, and to the restriction also restriction to 44 stroke of jacking block of about 43 stroke of voussoir.
Actuator 41 may include drive disk 411 and several actuating arms 412 set on 411 peripheral wall of drive disk, each actuating arm
412 can be circumferentially spaced, and lead screw 42 can be connected with drive disk 411, operation actuating arm 412 can drive lead screw 42 into
Row rotation.It is appreciated that above-mentioned actuator 41 can also use other forms, such as circular handwheel etc..
The Zhi Ding mechanisms 4 can also include locating part 46, and locating part 46 can connect drive disk 411, shell 45, with limitation
The rotation of drive disk 411, and then jacking block 44 is prevented caused by external factor to bounce back, and therefrom caused by jacking block 44 cannot
The situation that enough and outline border 2 effectively pushes against.Here, the embodiment of the present invention does not limit the shape of the locating part 46, it specifically can root
It is configured according to actual needs；In Fig. 2 embodiments, locating part 46 can be L-shaped bar (pin), and the montant of the L-shaped bar can be with
Across drive disk 411 and it is plugged in shell 45, the cross bar of L-shaped bar can be overlapped in the upper surface of drive disk 411.
It may be noted that a kind of above-mentioned preferred side for being described as the embodiment of the present invention about 4 concrete structure of Zhi Ding mechanisms
Case, can not be as the restriction of the practical range to sampler provided by the present invention, under the premise of meeting function, this is straight
Top mechanism 4 can also use other structures；For example, the Zhi Ding mechanisms 4 can be telescopic rod, the both ends of telescopic rod can also be external
The inner face of 2 two lateral walls of frame is abutted.
As shown in figure 5, and in conjunction with Fig. 1-4, by taking coal-burning power plant as an example, in blowing out tempus intercalare, staff can pass through
Manhole door etc. enters in SCR denitration reactor, judges the service condition of cellular catalyst, and the selected catalysis as test specimens
Then agent monomer 1 is sampled using sampler provided by the present invention, specific sampling procedure can refer to as follows：
Drive disk 411 is rotated by actuating arm 412, so that two jacking blocks 44 of Zhi Ding mechanisms 4 are protruding, until with outer
The internal face of 2 two lateral walls of frame abuts against；
Locating part 46 is connected to drive disk 411 and shell 45, to limit rotation of the drive disk 411 relative to shell 45, is prevented
Only two jacking blocks 44 bounce back；
Using upper drawing mechanism 3, and draw ring 33 is operated, so that opposite sides of two bare terminal ends 311 of clamp 31 to outline border 2
The outside wall surface of wall abuts against, and ensures that bare terminal end 311 is supported at the abutting of side wall outside wall surface with jacking block 44 and side wall internal face
Connect place's face；
Pulling force is applied to draw ring 33 by corresponding external equipment, outline border 2, which is connected to its internal catalyst monomer 1, to be taken
Go out.
Analysis is it is found that the structure of sampler provided by the present invention is simple, simple operation, and is convenient for carrying, and is applicable to
In-situ sampling is carried out to catalyst monomer 1 in SCR denitration inside reactor, there is stronger applicability and the scope of application.
It the above is only the preferred embodiment of the present invention, it is noted that those skilled in the art are come
It says, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (11)
1. a kind of sampler of cellular catalyst, the cellular catalyst includes catalyst monomer (1), the catalyst
Monomer (1) is provided with outline border (2), which is characterized in that including：
Outer drawing mechanism (3), the outer drawing mechanism (3) can act on the opposite the first side wall of the outline border (2), second sidewall,
It is taken out with the catalyst monomer (1) by the outline border (2) together with its inside；
Zhi Ding mechanisms (4), the Zhi Ding mechanisms (4) can be connected to the internal face of the first side wall and the second sidewall,
To stop that the first side wall caused by the outer drawing mechanism (3) effect, the second sidewall are deformed inward.
2. the sampler of cellular catalyst according to claim 1, which is characterized in that the outer drawing mechanism (3) includes
Clamp (31), two bare terminal ends (311) of the clamp (31) push against respectively the first side wall, the second sidewall outer end
Face.
3. the sampler of cellular catalyst according to claim 2, which is characterized in that the bare terminal end (311) it is interior
End face is equipped with Skidproof structure (311a).
4. the sampler of cellular catalyst according to claim 2, which is characterized in that two operations of the clamp (31)
End (312) has been respectively articulated with pull rod (32), and two pull rods (32) are hinged；
The hinged end of two pull rods (32) is additionally provided with draw ring (33), and external equipment can be by the draw ring (33) to the outer machine drawing
Structure (3) applies active force.
5. according to the sampler of any one of the claim 1-4 cellular catalysts, which is characterized in that the straight top machine
Structure (4) includes actuator (41), lead screw (42), voussoir (43) and two jacking blocks (44), described in one end connection of the lead screw (42)
Actuator (41), the other end connect the voussoir (43)；
The opposite two side of the voussoir (43) has along the gradual intilted guiding in direction far from the actuator (41)
Face (431), two jacking blocks (44) are installed on the guide surface (431) correspondingly, and can be along the guide surface (431)
Sliding；
The actuator (41) can drive the lead screw (42) to be rotated, and then drive the voussoir (43) along the lead screw
(42) axial progress displacement, to force two jacking blocks (44) to be slided along the corresponding guide surface (431), and along vertical
Straight lead screw (42) axially direction is moved closer to or is gradually distance from；
In the state of being gradually distance from, two jacking blocks (44) can move to respectively with the first side wall, described second
The internal face of side wall offsets.
6. the sampler of cellular catalyst according to claim 5, which is characterized in that further include shell (45), it is described
Voussoir (43) and two jacking blocks (44) are mounted in the shell (45), and the lead screw (42) stretches into the shell (45)
It is interior, and be threadedly coupled with the shell wall of the shell (45)；
The rotation of the lead screw (42) enables to the relatively described shell (45) of the lead screw (42) to be screwed into or back-out, and then drives
The voussoir (43) carries out axial displacement.
7. the sampler of cellular catalyst according to claim 6, which is characterized in that the lead screw (42) is relatively described
Voussoir (43) can be freely rotated, and the one end of the lead screw (42) far from the actuator (41) is equipped with large scale portion (421),
The lead screw (42) is connected in the voussoir (43) in an axial direction.
8. the sampler of cellular catalyst according to claim 6, which is characterized in that the guide surface (431) and institute
Being slidably matched in face for jacking block (44) and guide surface (431) is stated, one is equipped with sliding rail (431a), and another one is equipped with sliding slot
(443), the sliding rail (431a) is connected in the sliding slot (443), and can be slided along the sliding slot (443).
9. the sampler of cellular catalyst according to claim 6, which is characterized in that the jacking block (44) includes ontology
(441) and top plate (442), the ontology (441) is L-shaped, which includes vertical part and transverse part, the vertical part and the voussoir
(43) it is slidably matched, the top plate (442) is installed on the one end of the transverse part far from the vertical part；
The opposite two side of the shell (45) is equipped with outwardly extending guide cylinder (451), and the transverse part is from the guide cylinder
(451) shell (45) is stretched out, and sliding, the top plate (442) shell can be located in the guide cylinder (451)
(45) outside；
The jacking block (44) relatively the shell (45) protruding first setpoint distance when, the internal face energy of the shell (45)
Enough to offset with the vertical part, to stop that the jacking block (44) continues to stretch out, the relatively described shell (45) of the jacking block (44) is inside
Retract the second setpoint distance when, the top plate (442) can offset with the external port of the guide cylinder (451), described in blocking
Jacking block (44) continues to retract.
10. the sampler of cellular catalyst according to claim 6, which is characterized in that the actuator (41) includes
Drive disk (411) and several actuating arms (412) for being set to the drive disk (411) peripheral wall, the lead screw (42) and the driving
Disk (411) is connected, and operating the actuating arm (412) can drive the lead screw (42) to rotate；
Further include locating part (46), the locating part (46) can connect the drive disk (411), the shell (45), with limit
Make the rotation of the drive disk (411).
11. the sampler of cellular catalyst according to claim 5, which is characterized in that further include shell (45), it is described
Voussoir (43) and two jacking blocks (44) are mounted in the shell (45), and the lead screw (42) includes light bar segment and screw thread
Section, the light bar segment pass through the shell (45), and the shell wall of the shell (45), the voussoir are fixed on by rolling bearing
(43) it is threadedly coupled with the thread segment；
The inner wall of the shell (45) can limit the rotation of the voussoir (43), and the rotation of the lead screw (42) can drive institute
It states voussoir (43) and carries out axial displacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810313015.1A CN108489751B (en) | 2018-04-09 | 2018-04-09 | Sampling device of honeycomb catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810313015.1A CN108489751B (en) | 2018-04-09 | 2018-04-09 | Sampling device of honeycomb catalyst |
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| CN108489751A true CN108489751A (en) | 2018-09-04 |
| CN108489751B CN108489751B (en) | 2024-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810313015.1A Active CN108489751B (en) | 2018-04-09 | 2018-04-09 | Sampling device of honeycomb catalyst |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110508342A (en) * | 2019-08-31 | 2019-11-29 | 贵州大学 | A kind of medicine taking device for chemical experiments |
| CN110617986A (en) * | 2019-09-17 | 2019-12-27 | 华电电力科学研究院有限公司 | Sampling test method of SCR (Selective catalytic reduction) honeycomb catalyst |
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| CN110617986A (en) * | 2019-09-17 | 2019-12-27 | 华电电力科学研究院有限公司 | Sampling test method of SCR (Selective catalytic reduction) honeycomb catalyst |
| CN110617986B (en) * | 2019-09-17 | 2021-10-29 | 华电电力科学研究院有限公司 | Sampling test method of SCR (Selective catalytic reduction) honeycomb catalyst |
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|---|---|
| CN108489751B (en) | 2024-04-12 |
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