CN211865754U - Rock debris screening device and rock debris screening barrel - Google Patents

Abstract

The utility model relates to a detritus sieving mechanism and detritus filter cylinder belongs to solid material screening technical field. The rock debris screening device comprises a cylinder body with an axis along the vertical direction and a rock debris filter screen arranged in the inner cavity of the cylinder body; the rock debris discharge hole is positioned on the barrel and used for discharging the rock debris screened by the rock debris filter screen; the device also comprises a base which is detachably spliced and assembled with the lower end of the cylinder body; the base is provided with a dust storage tank which is communicated with the inner cavity of the barrel body so as to receive dust separated by the rock debris filter screen. The utility model discloses a detritus sieving mechanism's base and barrel lower extreme can be pegged graft removably and cooperate together, and when the dust in the dust storage tank was full, operating personnel only need mention the barrel from the base and make the two separate, then empty away the dust in the dust storage tank of base can. The whole treatment process is simple and convenient, and the working efficiency of operators is improved.

Description

Rock debris screening device and rock debris screening barrel

Technical Field

The utility model belongs to the technical field of the solid material screening, concretely relates to detritus sieving mechanism and detritus filter cylinder.

Background

The drilling cuttings are important raw materials for revealing the lithology and the oil-containing property of the bottom layer in the oil-gas exploration and development; because the drilling cuttings are brought out of the well by the circulating flushing fluid, the cuttings raw materials brought out of the well need to be cleaned and then dried before the cuttings are researched; after the cuttings are dried, it is also necessary to remove larger impurities (such as other cuttings or mud pieces that fall from outside the well or above the well) and fine dust from the cuttings material.

A detritus screening partial shipment device among the prior art, as shown in figure 1, the device's detritus filter screen 21 slope sets up, low side department at detritus filter screen 21 sets up the detritus discharge gate, the detritus that has the dust filtered through detritus filter screen 21 and obtains can stay on the detritus filter screen 21 of slope, under the effect of self gravity, the detritus can slide naturally and send detritus discharge gate department and break away from sieving mechanism from detritus discharge gate department, when the detritus can not all slide naturally to detritus discharge gate department, need make its smooth detritus discharge gate department of sending to through rocking the device with the detritus that vibrates on the detritus filter screen.

And the dust leaks into the funnel-shaped cylinder 22 below the rock debris filtering screen 21, the bottom of the funnel-shaped cylinder 22 is provided with a dust outlet 23 which has the same diameter and extends downwards for a certain length, the dust outlet 23 is provided with a flange plate, the flange plate is provided with a flange cover 24, and the flange plate and the flange cover 24 are fixedly connected together through a plurality of bolts.

When the dust in the funnel-shaped cylinder 22 is more, the flange cover 24 can be taken down only after the bolts are detached, and the container is placed below the dust outlet to receive the dust, and then the dust in the container needs to be poured into a designated place for processing. The disassembling and assembling processes of the flange cover 24 are troublesome, and a container is required to be configured to receive dust, so that the whole dust treatment process is complicated, and the operation of an operator is very inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detritus sieving mechanism to solve the comparatively inconvenient problem of detritus screening partial shipment device dust treatment process among the prior art, still provide a detritus screening barrel, mountable detritus filter screen is in order constituting detritus sieving mechanism, makes the dust treatment process comparatively simple, and it is comparatively convenient to use.

In order to achieve the above object, the utility model discloses a detritus sieving mechanism adopts following technical scheme:

rock debris sieving mechanism includes:

the axis of the cylinder body is along the vertical direction, the upper end of the cylinder body is provided with a feed inlet, and the lower end of the cylinder body is of an open structure;

the rock debris filter screen is arranged in the inner cavity of the cylinder body and is used for separating rock debris and dust;

the rock debris discharge hole is positioned on the barrel and used for discharging the rock debris screened by the rock debris filter screen;

the detritus sieving mechanism still includes:

the base is detachably spliced and assembled with the lower end of the cylinder body so that the cylinder body is vertically placed on the base;

and the dust storage tank is arranged on the base and communicated with the inner cavity of the barrel body so as to receive the dust separated by the rock debris filter screen.

The utility model has the advantages that: to adding the not detritus through the screening in detritus sieving mechanism's the feed inlet, after the filtration of detritus filter sieve, detritus and dust separation, the detritus rolls out from the detritus discharge gate, the dust falls into in the dust storage tank on the base of below, when the dust in the dust storage tank is full, because the vertical lay of barrel on the base, and the base is in the same place with the removable ground joint that tears of barrel lower extreme together, operating personnel only need mention the barrel from the base, make the two separation, then empty away can to the dust in the dust storage tank of base. The whole treatment process is simple and convenient, and the working efficiency of operators is improved.

Further, the base includes the bottom plate and installs the grafting sleeve on the bottom plate, the grafting sleeve with the barrel is pegged graft in order to right the barrel, just the telescopic inner chamber of pegging graft forms the dust storage tank.

The beneficial effects are that: the base is simple in structure and convenient to process.

Furthermore, the inner wall of the barrel body is vertically assembled and matched with the outer wall of the plug-in sleeve in a plug-in manner.

The beneficial effects are that: because the grafting sleeve is pegged graft inside the barrel, the dust can directly fall into the dust storage tank, can reduce the dust quantity that is taken into outside the dust storage tank because of section of thick bamboo wall upward movement when mentioning the barrel, reduces the dust quantity that gets into in the air, consequently makes operating personnel can carry out dust disposal's process under comparatively clean environment. In addition, because the plug-in sleeve is plugged in the barrel, the size of the plug-in sleeve is relatively small, and materials required for manufacturing the plug-in sleeve can be saved.

Furthermore, the cylinder body and the plug-in sleeve are connected together in a transition fit mode.

The beneficial effects are that: the barrel and the inserting sleeve are matched to facilitate insertion and extraction, and a larger gap for dust to enter is not left at the joint of the barrel and the inserting sleeve.

Further, the barrel is a plastic barrel, and the base is a metal base.

The beneficial effects are that: set up the barrel into the weight that the barrel has alleviateed the barrel to the plastics material, make things convenient for operating personnel to mention the barrel, simultaneously because the base is the metal material, consequently the focus of whole device is lower, and stability is better, and difficult emergence is emptyd.

Furthermore, the inserting sleeve and the bottom plate are fixedly connected together in a welding mode.

The beneficial effects are that: the splicing sleeve and the bottom plate are connected together in a welding mode, so that the splicing sleeve and the bottom plate can be connected more firmly.

In order to achieve the above object, the utility model discloses a detritus filter cylinder adopts following technical scheme:

a rock debris screen cylinder, comprising:

the axis of the cylinder body is along the vertical direction, the upper end of the cylinder body is provided with a feed inlet, and the lower end of the cylinder body is of an open structure;

the rock debris discharge hole is positioned on the barrel and used for discharging the screened rock debris;

the detritus screen cylinder still includes:

the base is detachably spliced and assembled with the lower end of the cylinder body so that the cylinder body is vertically arranged on the base;

and the dust storage groove is arranged on the base and communicated with the inner cavity of the cylinder body so as to receive the separated dust.

The utility model has the advantages that: the utility model discloses a rock debris filter screen, mountable rock debris filter screen is in order to constitute rock debris sieving mechanism, to adding the rock debris that does not pass through the screening in the feed inlet, after the filtration of rock debris filter screen, rock debris and dust separation, the rock debris rolls out from the rock debris discharge gate, the dust falls into in the dust storage tank on the base of below, when dust in the dust storage tank is full, because the barrel is vertical lays on the base, and the base is in the same place with the barrel lower extreme detachably tear the grafting fit, operating personnel only need mention the barrel from the base, make the two separation, then empty away the dust in the dust storage tank of base can. The whole treatment process is simple and convenient, and the working efficiency of operators is improved.

Further, the base includes the bottom plate and installs the grafting sleeve on the bottom plate, the grafting sleeve with the barrel is pegged graft, just the telescopic inner chamber of pegging graft forms the dust storage tank.

The beneficial effects are that: the base is simple in structure and convenient to process.

Furthermore, the inner wall of the barrel body is vertically assembled and matched with the outer wall of the plug-in sleeve in a plug-in manner.

The beneficial effects are that: because the grafting sleeve is pegged graft inside the barrel, the dust can directly fall into the dust storage tank, and the section of thick bamboo wall can not drive the dust because of upward movement and fall into outside the dust storage tank or make the dust raise the entering air when mentioning the barrel, consequently makes operating personnel can carry out dust disposal's process under comparatively clean environment. In addition, because the plug-in sleeve is plugged in the barrel, the size of the plug-in sleeve is relatively small, and materials required for manufacturing the plug-in sleeve can be saved.

Further, the barrel is a plastic barrel, and the base is a metal base.

The beneficial effects are that: set up the barrel into the weight that the barrel has alleviateed the barrel to the plastics material, make things convenient for operating personnel to mention the barrel, simultaneously because the base is the metal material, consequently the focus of whole detritus sieve tube is lower, and stability is better, and difficult emergence is emptyd.

Drawings

FIG. 1 is a schematic structural diagram of a rock debris screening and subpackaging device in the prior art;

fig. 2 is a schematic structural diagram of an embodiment 1 of the rock debris screening device of the present invention;

FIG. 3 is a schematic structural view of a bottom plate and a socket sleeve of the base of FIG. 2;

fig. 4 is a schematic structural diagram of a base of embodiment 2 of the rock debris screening device of the present invention;

in the drawings: 1-impurity filtering sieve; 2-inclining the drainage plate; 3-a rock debris filter screen; 4-a cylinder body; 41-upper cylinder body; 42-lower cylinder; 5-a base; 6-a feed inlet; 7-a dust storage tank; 8-a collar; 9-barrel handle; 10-rock debris discharge hole; 11-a base plate; 12-a socket sleeve; 13-a leg; 14-a rock debris discharge channel; 15-a discharge hose; 16-a discharge hopper; 17-a cavity; 18-necking down the tube section; 19-annular step surface; 21-debris filter screen; 22-funnel-shaped cylinder; 23-a dust removal port; 24-flange cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all, embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is noted that relational terms such as the terms first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Further, it is to be understood that the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the present invention.

To the detritus screening partial shipment device among the prior art, all need use tool to dismantle the blind flange when clearing up the dust at every turn, still need prepare the container and accept the dust that spills from storing up the dirt structure, the processing procedure is comparatively loaded down with trivial details. The main inventive concept of the utility model is to provide a dust storage groove on the base of the rock debris screening device, and to enable the base to be detachably spliced and assembled with the lower end of the cylinder body, only the cylinder body needs to be lifted up for cleaning dust each time, and then the dust in the dust storage groove of the base is dumped out, and the key point is that the structure for containing dust in the device is directly separated from the cylinder body temporarily by a 'plug' mode without using a dismounting tool, and the dust is not required to be transferred for the second time by a container. The whole treatment process does not need to borrow other tools, and has simple operation and fewer steps.

The features and properties of the present invention are described in further detail below with reference to examples.

The utility model discloses a rock debris sieving mechanism's embodiment 1:

as shown in figure 2, the rock debris screening device comprises a rock debris screening cylinder, an impurity filter sieve 1, an inclined drainage plate 2 and a rock debris filter sieve 3, wherein the rock debris screening cylinder comprises a cylinder body 4 and a base 5, wherein the cylinder body 4 is vertically assembled and connected with the cylinder body 4 along the axis.

The upper end of the cylinder body 4 is provided with a feed inlet 6, and the feed inlet 6 is arranged to be in a conical funnel shape in order to pour rock debris raw materials into the cylinder body more conveniently.

Barrel 4 includes barrel 41 and barrel 42 down, and impurity filter sieve 1 sets up between the under shed of last barrel 41 and the under shed of barrel 42 down, and impurity filter sieve 1's sieve mesh is great, can supply the detritus to pass through, sets up impurity filter sieve 1 mainly for getting rid of great impurity in the detritus raw materials, and these great impurity generally are other stone chips or the mud piece that drops from the well outside or well upper portion. Impurity filter screen 1 is pressed from both sides and is adorned between the lower terminal surface of last barrel 41 and the up end of barrel 42 down, goes up barrel 41 and barrel 42 down and passes through neck ring 8 fixed connection together, and this neck ring 8 includes that one section both ends have the rigid plastic of connector, is equipped with the connecting hole on the connector, and rigid plastic encloses into the ring and cramps in the junction of last barrel 41 and barrel 42 down, wears to be equipped with the bolt on the connecting hole at rigid plastic both ends so that rigid plastic closes into neck ring 8. In addition, still be provided with barrel handle 9 on the outer wall of barrel, barrel handle 9 has two, and along the axis symmetric distribution of barrel, and operating personnel can hold barrel handle 9 in order to promote the barrel more conveniently.

The rock debris not only passes through the screen holes of the impurity filter screen 1, but also passes through the dust mixed in the rock debris, the rock debris filter screen 3 arranged below the impurity filter screen 1 is used for removing the dust in the rock debris, and the screen holes of the rock debris filter screen 3 are small, so that only the dust with small particle size can pass through the screen holes. As shown in fig. 1, the rock debris filter sieve 3 is obliquely arranged on the cylinder wall of the lower cylinder 42 and is arranged at an interval with the impurity filter sieve 1, the oblique angle of the rock debris filter sieve 3 is about 30 degrees, the rock debris screening cylinder further comprises a rock debris discharge hole 10, the rock debris discharge hole 10 is formed in the cylinder wall of the lower cylinder 42, and the lowest position of the rock debris discharge hole 10 is flush with the lower side of the obliquely arranged rock debris filter sieve 3. The rock debris that thoughtlessly has the dust that passes through from impurity filter sieve 1's sieve mesh falls on rock debris filter sieve 3 after, the dust can pass through rock debris filter sieve 3's sieve mesh, falls into the below, because rock debris filter sieve 3 slope sets up, therefore the rock debris can move to the low side department of rock debris filter sieve 3 under the effect of self gravity to roll out from rock debris discharge gate 10.

As shown in fig. 2-3, the base 5 includes a dust storage tank 7, a bottom plate 11 and an insertion sleeve 12 disposed on the bottom plate, wherein the dust storage tank 7 is formed by an inner cavity of the insertion sleeve 12, and is communicated with an inner cavity of the cylinder 4 for receiving dust falling from the screen holes of the rock debris filter screen 3. The inner wall of barrel 42 and the outer wall of grafting sleeve 12 are pegged graft to be cooperated down, and barrel 4 is right to the outer wall of grafting sleeve 12, and the upper surface of the bottom plate 11 of base 5 supports barrel 4 for the barrel is vertically laid on the base. The dust that passes through from detritus filter sieve 3 can directly fall into dust storage tank 7 and can not pile up near the inner wall of barrel 42 down, and the inner wall of barrel 42 is difficult to drive the dust and falls into outside dust storage tank 7 or make the dust raise the entering air when mentioning barrel 4 down, therefore makes operating personnel handle the dust under comparatively clean environment. Since the plug-in sleeve 12 is to be plugged into the lower cylinder 42 of the cylinder, the size of the plug-in sleeve 12 can be designed to be relatively small, which in turn saves on the material for producing the plug-in sleeve. In the embodiment, the barrel 4 has a height of 50cm, a diameter of 20cm, and a height of the plug sleeve of 12cm, and when the plug sleeve 12 is fully inserted into the barrel, the barrel is not prone to toppling under the stop of the outer wall of the plug sleeve 12.

The inner wall of the lower barrel 42 of the barrel 4 is connected with the outer wall of the inserting sleeve 12 in a transition fit mode, so that the clearance between the inner wall and the outer wall is small, the fit tightness is low, and an operator can insert or separate the barrel 4 and the base 5 in a labor-saving mode. In addition, since the gap between the inner wall of the lower cylinder 42 and the outer wall of the socket sleeve 12 is small, dust does not easily enter the gap.

In order to further improve the utility model discloses a convenience sets up barrel 4 into the plastics barrel, and plastics barrel light in weight, and operating personnel can mention barrel 4 comparatively laborsavingly, and simultaneously for the stability that improves the device, base 5 is the metal base, for making to connect more firmly between bottom plate 11 and the grafting sleeve 12, will peg graft sleeve 12 and weld on bottom plate 11. Because the plastics barrel is lighter, the metal base is heavier, therefore the focus of whole device is lower, is difficult for taking place to empty, simultaneously because base 5 is heavier, barrel 5 and base 4 are easier to separate when carrying barrel 5. Four support legs 13 are further arranged on the lower bottom surface of the bottom plate 11, and the four support legs 13 are made of metal and are fixedly connected with the bottom plate 11 in a welding mode.

Since part of the rock debris falling from the impurity filter screen 1 may directly fall on the lower side of the rock debris filter screen 3, while the rock debris filter screen 3 is disposed obliquely and the lower side of the rock debris filter screen 3 is flush with the lower side of the rock debris discharge hole 10, the rock debris falling on the lower side of the rock debris filter screen 3 directly rolls out of the rock debris discharge hole 10 without being filtered, which affects the purity of the collected rock debris. In order to avoid the situation, as shown in fig. 2, an inclined drainage plate 2 is arranged on the inner wall of the lower cylinder 42, the inclined drainage plate 2 is obliquely arranged between the impurity filtering sieve 1 and the rock debris filtering sieve 3 from right to left and from top to bottom, the connection part of the inclined drainage plate 2 and the inner wall of the lower cylinder 42 is positioned right above the rock debris discharge hole 10, and a gap for rock debris to pass through is formed between the lowest end of the inclined drainage plate 2 and the rock debris filtering sieve 3. Originally, can fall in 3 low sides departments of rock debris filter sieve and the rock debris that contains the dust can be by the high side department of slope drainage plate 2 drainage to rock debris filter sieve 3, make all rock debris that contain the dust all can flow out from rock debris discharge gate 10 after the filtration of rock debris filter sieve 3 like this, guaranteed that the rock debris that flows out from rock debris discharge gate 10 all has higher purity.

The rock debris screening barrel further comprises a rock debris discharging channel 14, a discharging hose 15 and a discharging funnel 16. The rock debris discharging channel 14 is arranged on the outer wall of the lower cylinder 42 and is communicated with the rock debris discharging hole 10; the discharging hose 15 is made of cloth and is sleeved at the opening end of the rock debris discharging channel 14, and the discharging hose and the rock debris discharging channel are fixed together through a hoop. Discharging funnel 16 cup joints the other end at discharging hose 15, and discharging hose 15 and discharging funnel 16's big footpath end passes through iron wire fixed connection together. The rock debris rolled out from the rock debris discharge hole 10 sequentially passes through the rock debris discharge channel 14, the discharge hose 15 and the discharge funnel 16, and finally rolls out from the outlet of the small-diameter end of the discharge funnel 16, and the rolled rock debris is loaded into the rock debris storage device. Because the export of ejection of compact funnel 16 is less, consequently can be comparatively conveniently pack the rock debris of selecting through rock debris sieving mechanism into in the less rock debris storage device of volume. In addition, because discharge hose 15 is made by the cloth, the material is soft, consequently can carry out the bending of arbitrary angle to it, and operating personnel can adjust discharge hopper 16's angle and position wantonly as required, and then makes the process of accomodating of detritus more convenient, and when the detritus among the detritus storage device was full, operating personnel can directly press the ejection of compact process of holding between the fingers discharge hose 15 in order to interrupt detritus discharge gate 10 simultaneously.

When the dust storage tank 7 is full of dust, an operator can hold the barrel handle 9 on the outer wall of the barrel 4 and then lift the barrel 9 upwards with force, the base 5 is heavy, and the outer wall of the plug-in sleeve 12 on the base 5 is in transition fit with the inner wall of the lower barrel 42, so that the plug-in sleeve 12 is not plugged into the lower barrel 42 as tight, and when the operator lifts the barrel 4, the base 5 can be separated from the barrel 4 under the action of the gravity of the base; if the two are not separated, the operator can step on both sides of the bottom plate 11 with both feet and lift the drum body 4 again, or let other operators press the bottom plate 11 downward and then lift the drum body 4 again. After base 5 and barrel 4 separate, operating personnel places barrel 4 subaerial, then removes base 5, pours the dust in dust storage tank 7 into the region of special handling dust, later with base 5 and barrel 4 upright dress again peg graft together can. Right the utility model discloses a when the dust in the detritus sieving mechanism was handled, the process was comparatively simple, and whole dust disposal process only separates barrel 4 and base 5, emptys the dust, pegs graft barrel 4 and 5 three steps of base again, and it is comparatively convenient that operating personnel used, can improve operating personnel's work efficiency.

The utility model discloses an embodiment 2 of rock debris sieving mechanism, with the utility model discloses a rock debris sieving mechanism's implementation 1 difference only lies in: as shown in fig. 4, the base is an integrally formed shell with a cavity 17, the cavity 17 of the shell is a dust storage tank, the shell is of a cylindrical structure with a necking pipe section 18 at one end, the length and the diameter of the necking pipe section 18 are the same as those of the plug-in sleeve in the embodiment 1, the upper end face of the necking pipe section 18 is provided with an opening which is the only opening of the shell cavity 17 and is communicated with the inner cavity of the barrel, the joint of the necking pipe section 18 and the cylindrical structure is positioned on an annular step face 19, the annular step face 19 is parallel to the upper end face of the necking pipe section 18, when the necking pipe section 18 of the shell is inserted into the inner cavity of the barrel, the outer peripheral face of the necking pipe section 18 is vertically installed and plugged with the inner wall of the barrel, and the lower end face of the barrel is in contact with. When the dust storage tank is full of dust, the cylinder body is lifted up to separate the cylinder body from the shell, the dust in the shell is poured into a region special for dust treatment, and then the cylinder body and the shell are vertically installed and spliced together again.

The utility model discloses an embodiment 3 of rock debris sieving mechanism, with the utility model discloses a rock debris sieving mechanism's implementation 1 difference only lies in: the diameter of the insertion sleeve in the embodiment is larger than that of the insertion sleeve in the embodiment 1, the cylinder body is inserted into the dust storage groove, and the outer wall of the cylinder body is vertically installed and inserted in the insertion sleeve.

The utility model discloses an embodiment 4 of detritus sieving mechanism, with the utility model discloses a detritus sieving mechanism's implementation 1 difference only lies in: the barrel and the base in this embodiment are both made of metal, and the barrel is made of aluminum alloy with low density. The barrel made of aluminum alloy is light in weight, labor is saved when an operator lifts the barrel, and the barrel is high in structural strength and not easy to damage.

The utility model discloses an embodiment 5 of rock debris sieving mechanism, with the utility model discloses a rock debris sieving mechanism's implementation 1 difference only lies in: in the embodiment, the insertion sleeve is provided with a flange, the bottom plate is provided with a through hole corresponding to the through hole on the flange of the insertion sleeve, and the flange and the bottom plate are fixedly connected together through bolts. The plug-in sleeve and the bottom plate in the embodiment can be detachably and fixedly connected together, and when the plug-in sleeve needs to be replaced, the plug-in sleeve only needs to be detached and replaced by a new proper plug-in sleeve.

The utility model discloses an embodiment 6 of rock debris sieving mechanism, with the utility model discloses a rock debris sieving mechanism's implementation 1 difference only lies in: the grafting sleeve welding is on the bottom plate, and the grafting sleeve lower extreme is provided with annular boss, and the inner wall of barrel is in the same place with the removable grafting cooperation of grafting of the telescopic outer wall of pegging graft, and the upper surface of annular boss is used for supporting the barrel, and the telescopic outer wall of pegging graft is used for rightting the barrel for the vertical laying on the base of barrel.

The utility model discloses an embodiment 1 of a rock debris filter cylinder, the structure of a rock debris filter cylinder is the same with the structure of the rock debris filter cylinder in embodiment 1 of above-mentioned rock debris sieving mechanism, no longer gives unnecessary details here.

The utility model discloses an other embodiments of a rock debris filter cylinder, the structure of a rock debris filter cylinder is the same with the structure of the rock debris filter cylinder in the arbitrary embodiment in embodiment 2 to 6 of above-mentioned rock debris sieving mechanism, no longer gives unnecessary details here.

It is to be understood that the above examples are illustrative only for the purpose of clarity of description and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention. The protection scope of the present invention is subject to the claims, and all structural changes equivalent to the contents of the specification and drawings should be included in the protection scope of the present invention.

Claims (10)

1. Rock debris sieving mechanism includes:

the axis of the cylinder body is along the vertical direction, the upper end of the cylinder body is provided with a feed inlet, and the lower end of the cylinder body is of an open structure;

the rock debris filter screen is arranged in the inner cavity of the cylinder body and is used for separating rock debris and dust;

the rock debris discharge hole is positioned on the barrel and used for discharging the rock debris screened by the rock debris filter screen;

its characterized in that, detritus sieving mechanism still includes:

the base is detachably spliced and assembled with the lower end of the cylinder body so that the cylinder body is vertically arranged on the base;

and the dust storage tank is arranged on the base and communicated with the inner cavity of the barrel body so as to receive the dust separated by the rock debris filter screen.

2. The rock debris screening apparatus of claim 1, wherein the base includes a bottom plate and an insertion sleeve mounted on the bottom plate, the insertion sleeve is inserted into the barrel to right the barrel, and an inner cavity of the insertion sleeve forms the dust storage groove.

3. A rock debris screening apparatus as claimed in claim 2, wherein the inner wall of the barrel is in vertical, bayonet fitting engagement with the outer wall of the bayonet sleeve.

4. A rock debris screening apparatus as claimed in claim 2 or 3, wherein the barrel and the socket sleeve are connected together in a transition fit manner.

5. A rock debris screening apparatus according to any one of claims 1 to 3, wherein the cylinder is a plastic cylinder and the base is a metal base.

6. A rock debris screening apparatus as claimed in claim 2 or 3, wherein the socket sleeve and the base plate are fixedly connected together by welding.

7. A rock debris screen cylinder, comprising:

the axis of the cylinder body is along the vertical direction, the upper end of the cylinder body is provided with a feed inlet, and the lower end of the cylinder body is of an open structure;

the rock debris discharge hole is positioned on the barrel and used for discharging the screened rock debris;

its characterized in that, a detritus filter cylinder still includes:

the base is detachably spliced and assembled with the lower end of the cylinder body so that the cylinder body is vertically arranged on the base;

and the dust storage groove is arranged on the base and communicated with the inner cavity of the cylinder body so as to receive the separated dust.

8. The rock debris screen cylinder of claim 7, wherein the base includes a bottom plate and an insert sleeve mounted on the bottom plate, the insert sleeve being inserted into the cylinder to centralize the cylinder, and an inner cavity of the insert sleeve forming the dust storage slot.

9. A rock debris screen cylinder according to claim 8, wherein the inner wall of the cylinder body is in vertical, bayonet fitting engagement with the outer wall of the bayonet sleeve.

10. A rock debris screen cylinder according to any one of claims 7 to 9, wherein the cylinder is a plastic cylinder and the base is a metal base.

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