CN216746886U - Rotatable hydraulic sampling head - Google Patents
Rotatable hydraulic sampling head Download PDFInfo
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- CN216746886U CN216746886U CN202220140228.0U CN202220140228U CN216746886U CN 216746886 U CN216746886 U CN 216746886U CN 202220140228 U CN202220140228 U CN 202220140228U CN 216746886 U CN216746886 U CN 216746886U
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- sampling head
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Abstract
The utility model discloses a rotatable hydraulic pressure sampling head, among the rotatable hydraulic pressure sampling head, the fixed bolster is the hollow structure who extends along the axis direction, intermediate bottom perpendicular to axis direction is established at the fixed bolster, intermediate bottom is equipped with the through-hole, the top of fixed bolster is connected to the telescoping device and is passed the through-hole, it is scalable along the axis direction in order to follow hollow structure, the telescoping device is connected in order to be portable along the axis direction to the rotation axis, the bottom of fixed bolster is located to the gyro wheel, the spacing rotation axis of gyro wheel ground that rolls, two at least lamella hoppers can be located blanking window below open and shut, two at least lamella hopper closures constitute back taper head structure, the bite-line between hopper and the adjacent hopper is the wave line, the outer wall of hopper is equipped with outside outstanding tooth mouth, the sampling head is located to the controller, the controller is connected the hopper and is controlled its switching. The rotatable hydraulic sampling head can avoid damage to the original granularity of the material when the material is collected, and quantitative sampling is realized.
Description
Technical Field
The utility model relates to a sample sampling technical field especially relates to a rotatable hydraulic pressure sampling head.
Background
At present, a deep sampling head for mechanically sampling bulk solid materials such as coal, ore and the like is mainly an auger drilling type sampling head. The helical drill bit rotating at high speed in the auger type sampling head can carry out indiscriminate crushing on large-particle-size coal samples, gangue or ores, but the original particle size of the collected sample cannot be damaged in the process of collecting the sample. In addition, the auger sampling head generally cannot ensure the stability of sampling amount every time, and the requirement of quantitative sampling is difficult to realize. Therefore, the utility model discloses a do not destroy the sampling head of waiting sample article original particle size and seem especially necessary.
The above information disclosed in this background section is only for enhancement of understanding of the background of the invention and therefore it may contain information that does not form the prior art that is already known to a person of ordinary skill in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a rotatable hydraulic pressure sampling head, to the destruction of the original granularity of material, realize quantitative sampling, avoid the material before the sample acquisition back is collected to spill hourglass when avoiding gathering the material, various granularity samples all have the chance to be gathered, avoid the rejection problem of large granule sample, the peripheral sample of sampling head all probably is gathered, improves the representativeness of gathering the sample.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model discloses a rotatable hydraulic pressure sampling head includes:
a fixed bracket which is a hollow structure extending along the axial direction,
the middle clapboard is arranged on the fixed bracket in the direction vertical to the axis and is provided with a through hole,
a telescopic device which is connected with the top of the fixed bracket and passes through the through hole,
a rotating shaft connected with the telescopic device, wherein the rotating shaft is provided with a spiral groove extending along the axis direction, a guide wheel is arranged in the spiral groove, the guide wheel limits the spiral groove to slide when the rotating shaft rotates,
a pressing roller arranged at the bottom of the fixed bracket, the pressing roller limits the rotating shaft in a rolling way,
a sampling head fixedly connected with the rotating shaft, the sampling head comprises,
at least one blanking window is arranged on the base,
at least two lamella hoppers, it can open and shut ground and be located blanking window below, two at least lamella hoppers are closed and constitute back taper head structure, the bite line between hopper and the adjacent hopper is the wave line.
In the rotatable hydraulic sampling head, the fixed support is provided with a top plate connected with an external structure, and the telescopic device is connected with the inner surface of the top plate.
In the rotatable hydraulic sampling head, the pressing rollers are respectively connected with the rotating shaft and the fixed support through rollers.
In the rotatable hydraulic sampling head, the blanking window is provided with a reinforcing rib.
In the rotatable hydraulic sampling head, a guide angle for guiding materials to enter a hopper is arranged on the inner wall below the blanking window.
In the rotatable hydraulic sampling head, the outer wall of the hopper is provided with a tooth mouth protruding outwards.
In the rotatable hydraulic sampling head, the tooth mouths are in a sawtooth shape.
In the rotatable hydraulic sampling head, the tooth mouths linearly extend along the axial direction on the outer wall of the hopper.
In the rotatable hydraulic sampling head, the blanking window is of a concave structure.
In the rotatable hydraulic sampling head, the rotatable hydraulic sampling head is of a central symmetrical structure.
In the technical scheme, the utility model provides a pair of rotatable hydraulic pressure sampling head has following beneficial effect: rotatable hydraulic pressure sampling head is to the destruction of the original granularity of material when avoiding gathering the material, realizes the ration sampling, avoids the material before the sample acquisition back is collected to spill and leaks, and various granularity samples all have the chance to be gathered, avoids the rejection problem of large granule sample, and the peripheral sample of sampling head all probably is gathered, improves the representativeness of gathering the sample.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic front view of a rotatable hydraulic sampling head provided by an embodiment of the present invention.
Fig. 2 is a schematic side view of a rotatable hydraulic sampling head provided by an embodiment of the present invention.
Fig. 3 is a schematic perspective view of a rotatable hydraulic sampling head provided by an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of an initial state of a rotatable hydraulic sampling head according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of an extended state of a rotatable hydraulic sampling head according to an embodiment of the present invention.
The automatic feeding device comprises a fixed support 1, a telescopic device 2, a middle partition plate 3, a pressing roller 4, a rotating shaft 5, a controller 6, a blanking window 7 and a hopper 8.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
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 embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
Referring to fig. 1-5, in one embodiment, a rotatable hydraulic sampling head of the present invention comprises,
a fixed bracket 1 which is a hollow structure extending along the axial direction,
the middle partition plate 3 is arranged on the fixed bracket 1 in a direction vertical to the axis, the middle partition plate 3 is provided with a through hole,
a telescopic device 2 connected to the top of the fixing bracket 1 and passing through the through hole to be telescopic in the hollow structure along the axis direction,
the rotating shaft 5 is connected with the telescopic device 2 so as to be movable along the axis direction, the rotating shaft 5 is provided with a spiral groove extending along the axis direction, a guide wheel is installed in the spiral groove, and the guide wheel is fixed in the spiral groove when the rotating shaft 5 rotates, preferably, 2 guide wheels are symmetrically arranged at the left and right sides and are fixed at a baffle or clamped in the middle of the spiral groove to limit the sliding of the spiral groove;
a pressing roller 4 arranged at the bottom of the fixed bracket 1, wherein the pressing roller 4 limits the rotating shaft 5 in a rolling way,
a sampling head fixedly connected with the rotating shaft 5, the sampling head comprises,
at least one blanking window 7 is arranged on the frame,
at least two lamella hoppers 8, it can be opened and shut and be located blanking window 7 below, two at least lamella hoppers 8 are closed and constitute the back taper head structure, the bite line between hopper 8 and the adjacent hopper 8 is the wave line.
In one embodiment, the outer wall of the hopper 8 is provided with outwardly protruding teeth.
In one embodiment, a controller 6 is provided on the sampling head, and the controller 6 is connected with the hopper 8 and controls the opening and closing of the hopper.
In the preferred embodiment of the rotatable hydraulic sampling head, the fixed support 1 has a top plate connected with an external structure, and the telescopic device 2 is connected with the inner surface of the top plate.
In the preferred embodiment of the rotatable hydraulic sampling head, the pressing rollers 4 are respectively connected with the rotating shaft 5 and the fixed bracket 1 through rollers.
In the preferred embodiment of the rotatable hydraulic sampling head, the rotating shaft 5 moves rotationally in the axial direction under the limit of the pinch roller 4.
In the preferred embodiment of the rotatable hydraulic sampling head, the inner wall below the blanking window 7 is provided with a guide angle for guiding materials to enter the hopper 8.
In the preferred embodiment of the rotatable hydraulic sampling head, the blanking window 7 is provided with a reinforcing rib.
In a preferred embodiment of the rotatable hydraulic sampling head, the tooth mouths are serrated.
In the preferred embodiment of the rotatable hydraulic sampling head, the tooth mouths extend linearly in the axial direction on the outer wall of the hopper 8.
In the preferred embodiment of the rotatable hydraulic sampling head, the telescopic amount of the telescopic device 2 is controllably adjusted.
In a preferred embodiment of the rotatable hydraulic sampling head, the rotatable hydraulic sampling head has a central symmetrical structure.
In one embodiment, the blanking window 7 is a concave structure concave towards the central axis.
In one embodiment, the telescopic device 2 is a hydraulic structure.
In one embodiment, the fixed support 1 is connected with an external structure, the upper end of the fixed support 1 is connected with the expansion device 2, the middle partition plate 3 is provided with a hole, the expansion device 2 is connected with the rotating shaft 5 after passing through the hole, the lower end of the fixed support 1 is fixedly provided with the pressing roller 4, the pressing roller 4 is used for fixing the rotating shaft 5 and limiting irregular displacement of the rotating shaft 5, the rotating shaft 5 is provided with a spiral groove, a guide wheel is arranged in the spiral groove, the lower end of the rotating shaft 5 is fixedly connected with a sampling head, the upper part of the sampling head is structurally provided with a blanking window 7, the lower part of the sampling head is structurally provided with a hopper 8, and the controller 6 is positioned at the upper end of the sampling head and connected with the hopper 7 through a connecting piece. When rotatable hydraulic pressure sampling head samples, the action through exterior structure drives fixed bolster 1 and removes and then control whole sampling head and reach the material sampling point, hopper 8 is under the closed condition, and telescoping device 2 stretches out, and trompil lasts the extension outwards on 3 through intermediate bottom, and 5 rotatory axles 5 stretch out towards fixed direction under the restriction of pressure roller 4, and rotation shaft 5 takes place the rotation simultaneously under the action of gravity of sampling head, and pressure roller 4 also rotates thereupon. After the sampling head moves to the material layer, the material flows into closed hopper 8 from blanking window 7, after the material is collected, telescoping device 2 retracts, rotating shaft 5 cooperates the retraction to move the sampling head out of the material layer, the sampler is moved to the unloading position through the action of an external structure, controller 6 operates to open hopper 8 through a connecting piece to unload, and hopper 8 is closed through the connecting piece after unloading is completed.
In one embodiment, the hopper 8 may be divided into 2 or more lobes with the line of bite between each lobe being a wavy line. The wavy line has good sealing performance, and materials are prevented from being spilled; the clamping between two adjacent petals is prevented, and the clamping can be avoided when the closing action between two adjacent petals is asynchronous by the contact surface of the wavy line. When there is no wave line, the occlusal line has the probability above 50% to block the material, the utility model discloses a wave line only has the probability below 10% to block the material, and the contact surface of wave line can avoid blocking when the closure action is asynchronous between two adjacent lamellas.
In one embodiment, each lobe outside the hopper 8 has a serrated mouth, which is advantageous: the structural strength of the sampling head is improved; the resistance of the sampling head when penetrating into the material pile is reduced. The hopper 8 is conical, and the inverted cone head can help the sampling head to prick into a material pile. Blanking window 7 can be 1 or more, and there is the strengthening rib window both sides, strengthens window intensity.
In one embodiment, the fixing bracket 1 plays a role of skeleton support, and connects and fixes the whole sampling device integral structural member and an external structural member. The telescopic device 2 can control the depth of the sampling head reaching the material layer by changing the telescopic amount, and the purpose of random depth sampling can be realized. The rotating shaft 5 is provided with a spiral groove, a guide wheel is arranged in the spiral groove, the guide wheel is fixed in the spiral groove when the rotating shaft 5 rotates, and the spiral groove and the guide wheel play roles in positioning and guiding. The periphery of the rotating shaft 5 is provided with a pressing roller 4 which is used for fixing the rotating shaft 5, limiting the irregular displacement of the rotating shaft and reducing the shaking of the rotating shaft in the rotating process.
Finally, it should be noted that: the embodiments described are only a part of the embodiments of the present application, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments in the present application belong to the protection scope of the present application.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (10)
1. A rotatable hydraulic sampling head, comprising:
a fixed bracket which is a hollow structure extending along the axial direction,
the middle clapboard is arranged on the fixed bracket in the direction vertical to the axis and is provided with a through hole,
a telescopic device which is connected with the top of the fixed bracket and passes through the through hole,
a rotating shaft connected with the telescopic device, wherein the rotating shaft is provided with a spiral groove extending along the axis direction, a guide wheel is arranged in the spiral groove, the guide wheel limits the spiral groove to slide when the rotating shaft rotates,
a pressing roller arranged at the bottom of the fixed bracket, the pressing roller limits the rotating shaft in a rolling way,
a sampling head fixedly connected with the rotating shaft, the sampling head comprises,
at least one blanking window is arranged on the base,
at least two lamella hoppers, it can open and shut ground and be located blanking window below, two at least lamella hoppers are closed and constitute back taper head structure, the bite line between hopper and the adjacent hopper is the wave line.
2. A rotatable hydraulic sampling head according to claim 1 wherein the fixed support has a top plate to which external structure is attached, the telescopic means being attached to an inner surface of the top plate.
3. A rotatable hydraulic sampling head according to claim 1 wherein the pinch rollers are roller coupled to the rotatable shaft and the stationary support, respectively.
4. A rotatable hydraulic sampling head according to claim 1 wherein the blanking window is provided with reinforcing ribs.
5. A rotatable hydraulic sampling head according to claim 1 wherein the inner wall below the blanking window is provided with a chamfer to guide material into the hopper.
6. A rotatable hydraulic sampling head according to claim 1 wherein the outer wall of the hopper is provided with outwardly projecting teeths.
7. A rotatable hydraulic sampling head according to claim 6 wherein the mouthpiece is serrated.
8. A rotatable hydraulic sampling head according to claim 6 wherein the mouthpiece extends linearly in an axial direction on the outer wall of the hopper.
9. A rotatable hydraulic sampling head according to claim 1 wherein the blanking window is a concave configuration.
10. A rotatable hydraulic sampling head according to claim 1 wherein the rotatable hydraulic sampling head is a centrosymmetric structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220140228.0U CN216746886U (en) | 2022-01-19 | 2022-01-19 | Rotatable hydraulic sampling head |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220140228.0U CN216746886U (en) | 2022-01-19 | 2022-01-19 | Rotatable hydraulic sampling head |
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| CN216746886U true CN216746886U (en) | 2022-06-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114383890A (en) * | 2022-01-19 | 2022-04-22 | 英飞智信（苏州）科技有限公司 | Rotatable hydraulic sampling head |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114383890A (en) * | 2022-01-19 | 2022-04-22 | 英飞智信（苏州）科技有限公司 | Rotatable hydraulic sampling head |
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