CN211468274U - Novel proppant is carried and is used transportation device - Google Patents
Novel proppant is carried and is used transportation device Download PDFInfo
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- CN211468274U CN211468274U CN201921016811.5U CN201921016811U CN211468274U CN 211468274 U CN211468274 U CN 211468274U CN 201921016811 U CN201921016811 U CN 201921016811U CN 211468274 U CN211468274 U CN 211468274U
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Abstract
The utility model discloses a novel transportation device for conveying propping agents, which comprises a transportation device main body, a transportation tank and a feed inlet, wherein the top of the transportation device main body is fixedly connected with the transportation tank, the middle part of the top of the transportation tank is connected with the feed inlet in a penetrating way, the bottom of one side of the transportation tank is fixedly connected with a front experiment device, the bottom of the other side of the transportation tank is connected with a discharge pipe in a penetrating way, the middle part of the discharge pipe is fixedly connected with an installation mechanism, a fixed hook is moved on a latch by moving the installation mechanism, thus the positions of the front experiment device and the rear experiment device can be adjusted, the adjustment position can be suitable for experiment devices with different sizes, the experiment device is not limited to be a test device with one specification, if the experiment device needs to be disassembled, an operator moves the adjustment mechanism backwards, the experiment device can be disassembled, and the practicability, has wide application in the future.
Description
Technical Field
The utility model relates to a conveyer technical field specifically is a novel proppant is carried and is used conveyer.
Background
Currently, in the fracturing construction of underground formations, fracturing fluid containing proppant needs to be continuously injected into the underground by fracturing equipment. The proppant is a small granular solid and has the function of being injected into a stratum fracture which is pressed open by high pressure along with a fracturing base fluid to support the stratum fracture and make the fracture difficult to close, thereby forming a channel for stratum oil and gas resources to flow to a wellhead and achieving the purpose of increasing the yield of oil and gas.
The mode that the lower part of present proppant conveyer adopted the direct sand of lower part makes sand jar cone part higher to the capacity of the jar body has been influenced. Under the condition of ensuring larger capacity of the tank body, the height of the tank body needs to be higher, so that the integral stability of the tank body is poor, the difficulty in transportation and installation is increased, and the requirement on the delivery amount of the propping agent per unit time in large and medium-sized fracturing construction is difficult to meet due to the small capacity of the sand truck.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problem of poor stability, a novel proppant is carried and is used conveyer is provided.
In order to achieve the above object, the utility model provides a following technical scheme:
a novel transportation device for conveying propping agents comprises a transportation device main body, a transportation tank and a feed inlet, wherein the top of the transportation device main body is fixedly connected with the transportation tank, the middle part of the top of the transportation tank is connected with the feed inlet in a penetrating way, the bottom of one side of the transportation tank is fixedly connected with a front experiment device, the bottom of the other side of the transportation tank is connected with a discharge pipe in a penetrating way, the middle part of the discharge pipe is fixedly connected with an installation mechanism, the top of one side of the front experiment device is fixedly connected with a solidification test mechanism, the two sides of the top of the solidification test mechanism are fixedly connected with a humidity controller, the middle parts of the two sides of the solidification test mechanism are fixedly connected with a temperature controller, the middle part of the top of one side of the front experiment device is fixedly connected with a detector, the bottom of one side of the front experiment device, the middle part embedding of withstand voltage test mechanism is connected with the extrusion wall, the opposite side top fixedly connected with smooth surface and the slump experimental apparatus of preceding experimental apparatus, the middle part fixedly connected with slump bucket of preceding experimental apparatus, one side middle part swing joint of slump bucket has elevating system, the opposite side bottom fixedly connected with smooth surface experiment board of preceding experimental apparatus, the top fixedly connected with inductor of smooth surface experiment board, the top fixedly connected with shifting chute of slump bucket, the top swing joint of shifting chute has the scraper blade, the bottom fixedly connected with mounting bar of installation mechanism, the top fixedly connected with latch of mounting bar, the top fixedly connected with fixed hook of latch, the top swing joint of fixed hook has the spring.
Further, installation mechanism's experimental apparatus behind top fixedly connected with, the top through connection of back experimental apparatus has the connecting pipe, installation mechanism's top fixedly connected with cardboard, installation mechanism's middle part fixedly connected with bottom plate, the top of bottom plate closely laminates there is the blotter, the opposite side bottom fixedly connected with adjustment mechanism of bottom plate.
Furthermore, the middle part of the top of the pressure test mechanism is fixedly connected with a metering valve.
Furthermore, one side of the top of the slump barrel is movably connected with a floating mechanism.
Furthermore, one side top fixedly connected with solenoid valve of installation mechanism, the one end swing joint of installation mechanism has the paddle, the top fixedly connected with motor of paddle.
Further, the front experiment device and the rear experiment device are matched with each other for use.
Furthermore, the installation mechanism is a disassembly structure consisting of a clamping plate at the top, a bottom plate at the middle part, an installation strip at the bottom, a cushion at the top of the bottom plate, an adjusting mechanism at the bottom of the other side, a latch at the top of the installation strip, a fixed hook at the top of the latch and a spring at the top of the fixed hook.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, mutually support the use by preceding experimental apparatus and back experimental apparatus, preceding experimental apparatus and back experimental apparatus can carry out different experiments simultaneously, the solidification test mechanism can detect the solidification rate of experiment article, the compression resistance that preceding experimental apparatus and back experimental apparatus's middle part can detect experiment article, the slump of preceding experimental apparatus and back experimental apparatus's opposite side detection experiment article, the smoothness degree of experiment article is detected to experimental apparatus's opposite side bottom, the effectual accuracy that improves the conveyer main part.
2. The utility model discloses in, installation mechanism passes through the cardboard, the bottom plate, the mounting bar, the blotter, adjustment mechanism, the latch, the fixed hook, the spring uses of mutually supporting, make the fixed hook remove on the latch through removing installation mechanism, just so can adjust preceding experimental apparatus and back experimental apparatus's position, adjusting position can be applicable to the experimental apparatus of equidimension not, need not only confine the test device in a specification to, dismantle the condition that gets off experimental apparatus in needs, the operator removes adjustment mechanism backward, can dismantle experimental apparatus, the effectual practicality that improves the conveyer main part.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic sectional structure diagram of a front experimental device of the present invention;
fig. 3 is a schematic view of the slump bucket structure of the present invention;
FIG. 4 is a schematic sectional view of the mounting mechanism of the present invention;
fig. 5 is a schematic view of the latch structure of the present invention.
In the figure: 1. the device comprises a transportation device body, 2, a transportation tank, 3, a feeding hole, 4, a motor, 5, a paddle, 6, a front experiment device, 601, a solidification experiment mechanism, 602, a pressure-resistant experiment mechanism, 603, a smooth surface and slump experiment device, 604, a humidity controller, 605, a temperature controller, 606, a detector, 607, an installation hole, 608, a metering device, 609, a squeezing wall, 6010, a lifting mechanism, 6011, a leveling mechanism, 6012, a slump bucket, 6013, a smooth surface experiment plate, 6014, a sensor, 6015, a moving groove, 6016, a scraping plate, 7, an electromagnetic valve, 8, a rear experiment device, 9, a discharging pipe, 10, a connecting pipe, 11, an installation mechanism, 1101, a clamping plate, 1102, a buffer cushion, 1103, a bottom plate, 1104, an adjusting mechanism, 1105, a spring, 1106, a fixing hook, 1107, an installation strip, 1108 and a clamping tooth.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides a technical solution: a novel transportation device for conveying propping agents comprises a transportation device main body 1, a transportation tank 2 and a feed inlet 3, wherein the top of the transportation device main body 1 is fixedly connected with the transportation tank 2, the middle part of the top of the transportation tank 2 is in through connection with the feed inlet 3, the bottom of one side of the transportation tank 2 is fixedly connected with a front experiment device 6, the bottom of the other side of the transportation tank 2 is in through connection with a discharge pipe 9, the middle part of the discharge pipe 9 is fixedly connected with an installation mechanism 11, the top of one side of the front experiment device 6 is fixedly connected with a solidification test mechanism 601, the two sides of the top of the solidification test mechanism 601 are fixedly connected with a humidity controller 604, the middle parts of the two sides of the solidification test mechanism 601 are fixedly connected with a temperature controller 605, the middle part of the top of one side of the front experiment device 6 is fixedly, the middle part of the front experimental device 6 is fixedly connected with a pressure-resistant testing mechanism 602, the middle part of the pressure-resistant testing mechanism 602 is connected with an extrusion wall 609 in an embedded manner, the top of the other side of the front experimental device 6 is fixedly connected with a smooth surface and a slump experimental device 603, the middle part of the front experimental device 6 is fixedly connected with a slump bucket 6012, the middle part of one side of the slump bucket 6012 is movably connected with a lifting mechanism 6010, the bottom of the other side of the front experimental device 6 is fixedly connected with a smooth surface experimental plate 6013, the top of the smooth surface experimental plate 6013 is fixedly connected with an inductor 6014, the top of the slump bucket 6012 is fixedly connected with a moving groove 6015, the top of the moving groove 6015 is movably connected with a scraper 6016, the bottom of the mounting mechanism 11 is fixedly connected with a mounting bar 1107, the top of the mounting bar 1107 is fixedly connected with a latch 1108, the top of the latch 1108 is fixedly connected with a fixing hook 1106, and.
Further, the rear experiment device 8 is fixedly connected to the top of the mounting mechanism 11, the connecting pipe 10 is connected to the top of the rear experiment device 8 in a penetrating manner, the clamping plate 1101 is fixedly connected to the top of the mounting mechanism 11, the bottom plate 1103 is fixedly connected to the middle of the mounting mechanism 11, the cushion 1102 is tightly attached to the top of the bottom plate 1103, and the adjusting mechanism 1104 is fixedly connected to the bottom of the other side of the bottom plate 1103.
Furthermore, the middle part of the top of the pressure-resistant test mechanism 602 is fixedly connected with a metering tube 608, the metering tube 608 can measure the volume of the experimental object, and the top and the bottom of the metering tube 608 are both provided, so that the metering tube 608 at the top is turned over when being filled with the experimental object, then the metering tube 608 at the bottom is turned upwards, and then the experimental object is contained, so that the consistency of the volume of the experimental object can be ensured, the accuracy of experimental data is ensured, and the accuracy of the transportation device main body 1 is effectively improved.
Further, top one side swing joint of slump bucket 6012 has trowelling mechanism 6011, trowelling mechanism 6011 can trowelling slump bucket 6012 the inside experimental article, the experimental article is through the feed inlet 3 at top in slump bucket 6012, the experimental article that flows in is not very flat, so need trowelling mechanism 6011 to go forward trowelling, just so can trowel the inside experimental article of slump bucket 6012, make the experimental article in slump bucket 6012 can keep accurate, thereby can guarantee the accuracy of experimental data, the effectual practicality that has improved conveyer main part 1.
Further, one side top fixedly connected with solenoid valve 7 of installation mechanism 11, the one end swing joint of installation mechanism 11 has paddle 5, the top fixedly connected with motor 4 of paddle 5, when the article in transport tank 2 need flow out, drive paddle 5 through motor 4 and rotate, paddle 5 is opened solenoid valve 7, the article in transport tank 2 just can flow out through discharge tube 9 after solenoid valve 7 is opened, just so with more laborsaving and also quick, the effectual convenience that improves conveyer main part 1.
Further, the front experimental device 6 and the rear experimental device 8 are used in cooperation with each other, the front experimental device 6 and the rear experimental device 8 can perform different experiments simultaneously, the solidification test mechanism 601 can detect the solidification speed of the experimental object, the experimental object flows into the solidification test mechanism 601 through the feed inlet 3 at the top, the humidity controller 604 and the temperature controller 605 inside the solidification test mechanism 601 maintain the humidity and the temperature of the experimental object to set the same time to detect the solidification of the experimental object at the specified time, the detector 606 detects the solidification of the experimental object to obtain experimental data, the middle parts of the front experimental device 6 and the rear experimental device 8 can detect the pressure resistance of the experimental object, the same experimental object is put into the front experimental device 608 through the metering tube, and then the experimental object is extruded through the extrusion wall 609, so as to detect the crushing degree of the experimental object, the other sides of the front experiment device 6 and the rear experiment device 8 detect the slump of the experiment object, the experiment object enters the slump barrel 6012 from the feeding hole 3 at the top, the experiment object completely enters the slump barrel 6012, then the object blocking the slump barrel 6012 is drawn away, the same time is set, the slump of the slump barrel 6012 is detected, the smoothness of the experiment object is detected at the bottom of the other side of the experiment device, the experiment object is placed on the smooth surface experiment plate 6013, the experiment object is pushed to the slope through the inductor 6014, then the speed of the experiment object rolling down from the slope is observed, the smoothness of the experiment object is detected, two experiment devices are adopted, comparison can be conducted in this way, the accuracy of experiment data is guaranteed, and the accuracy of the transportation device main body 1 is effectively improved.
Further, the mounting mechanism 11 is a dismounting structure composed of a clamping plate 1101 at the top, a bottom plate 1103 in the middle, a mounting bar 1107 at the bottom, a cushion 1102 at the top of the bottom plate 1103, an adjusting mechanism 1104 at the bottom of the other side, a latch 1108 at the top of the mounting bar 1107, a fixing hook 1106 at the top of the latch 1108, and a spring 1105 at the top of the fixing hook 1106, the bottoms of the front experimental device 6 and the rear experimental device 8 are nested in the clamping plate 1101, the bottom plate 1103 holds the front experimental device 6 and the rear experimental device 8, the cushion 1102 at the top of the bottom plate 1103 can protect the front experimental device 6 and the rear experimental device 8, the cushion 1102 plays a role of vibration reduction, and then the fixing hook 1106 moves on the latch 1108 by moving the mounting mechanism 11, so that the positions of the front experimental device 6 and the rear experimental device 8 can be adjusted, and the adjusting position can be suitable for experimental devices with different sizes, the experiment device is not limited to a test device with one specification, after the position of the experiment device is fixed, the fixing rod 1106 cannot move backwards on the latch 1108, the fixing rod 1106 can be hooked by the latch 1108 in the backward direction, the experiment device can be detached in the backward direction when the experiment device is needed, the adjusting mechanism 1104 can be moved backwards by an operator, the adjusting mechanism 1104 can drive the fixing rod 1106 to move upwards, the fixing rod 1106 cannot be hooked by the latch 1108, the fixing rod 1106 can move backwards on the latch 1108, the experiment device can be detached in the backward direction, the experiment device belongs to a valuable article, the experiment device can be detached and placed when the experiment device is not used, the safety of the experiment device is guaranteed, and the practicability of the transportation device main body 1 is effectively improved.
The working principle is as follows:
firstly, the front experimental device 6 and the rear experimental device 8 can simultaneously carry out different experiments, the solidification testing mechanism 601 can detect the solidification speed of the experimental object, the experimental object flows into the solidification testing mechanism 601 through the feeding hole 3 at the top, the humidity controller 604 and the temperature controller 605 in the solidification testing mechanism 601 can keep the humidity and the temperature of the experimental object to set the same time to detect the solidification degree of the experimental object in the set time, the detector 606 can detect the solidification degree of the experimental object to obtain experimental data, the middle parts of the front experimental device 6 and the rear experimental device 8 can detect the pressure resistance of the experimental object, the same experimental object is put in through the metering tube 608, then the experimental object is extruded through the extrusion wall 609 to detect the crushing degree of the experimental object, the other sides of the front experimental device 6 and the rear experimental device 8 can detect the collapse degree of the experimental object, an experimental object enters the slump barrel 6012 from the feeding hole 3 at the top, completely enters the slump barrel 6012, the object blocking the slump barrel 6012 is drawn away, the same time is set to detect the slump degree of the slump barrel 6012, the smoothness of the experimental object is detected at the bottom of the other side of the experimental device, the experimental object is placed on the smooth surface experimental plate 6013, the experimental object is pushed to a slope through the inductor 6014, the smoothness of the experimental object is detected by observing the rolling speed of the experimental object from the slope, and two experimental devices are adopted, so that comparison can be performed, the accuracy of experimental data is guaranteed, and the accuracy of the main body 1 of the transportation device is effectively improved;
then, the measuring tube 608 can measure the volume of the experimental object, and the measuring tube 608 has both the top and the bottom, so the measuring tube 608 at the top is turned over when being filled with the experimental object, then the measuring tube 608 at the bottom is turned upwards, and then the experimental object is contained, so that the volume consistency of the experimental object can be ensured, the accuracy of experimental data is ensured, and the accuracy of the transportation device main body 1 is effectively improved;
then, the troweling mechanism 6011 may trowel the experimental objects inside the slump bucket 6012, and when the experimental objects pass through the top feed port 3 into the slump bucket 6012, the flowing experimental objects are not very flat, so the troweling mechanism 6011 is required to trowel, and thus the experimental objects inside the slump bucket 6012 may be trowelled, so that the experimental objects inside the slump bucket 6012 may be kept accurate, thereby the accuracy of the experimental data may be ensured, and the practicability of the transportation device main body 1 is effectively improved;
next, when the objects in the transportation tank 2 need to flow out, the motor 4 drives the paddle 5 to rotate, the paddle 5 opens the electromagnetic valve 7, and the objects in the transportation tank 2 can flow out through the discharge pipe 9 after the electromagnetic valve 7 is opened, so that labor is saved, the speed is high, and the convenience of the transportation device main body 1 is effectively improved;
finally, the bottoms of the front experimental device 6 and the rear experimental device 8 are nested in the clamping plate 1101, the front experimental device 6 and the rear experimental device 8 are contained in the bottom plate 1103, the cushion 1102 on the top of the bottom plate 1103 can protect the front experimental device 6 and the rear experimental device 8, the cushion 1102 plays a role in vibration damping, then the fixing hook 1106 moves on the clamping tooth 1108 by moving the mounting mechanism 11, so that the positions of the front experimental device 6 and the rear experimental device 8 can be adjusted, the adjusting position can be suitable for experimental devices with different sizes, the experiment device is not limited to an experimental device with one specification, after the position of the experimental device is fixed, the fixing rod 1106 cannot move backwards on the clamping tooth 1108, because the fixing rod 1106 is hooked by the clamping tooth 1108, if the experimental device needs to be detached, an operator moves the adjusting mechanism 1104 backwards, so that the adjusting mechanism 1104 drives the fixing rod 1106 upwards, therefore, the fixing rod 1106 cannot be hooked by the latch 1108, the fixing rod 1106 can move backwards on the latch 1108, and the experimental device can be detached because the experimental device belongs to a valuable article, so that the experimental device can be detached and placed when not in use, the safety of the experimental device is guaranteed, and the practicability of the transportation device main body 1 is effectively improved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a novel proppant is carried and is used conveyer, includes conveyer main part (1), transportation jar (2) and feed inlet (3), its characterized in that: the top of the transportation device main body (1) is fixedly connected with a transportation tank (2), the top middle part of the transportation tank (2) is connected with a feed inlet (3) in a penetrating way, the bottom of one side of the transportation tank (2) is fixedly connected with a front experimental device (6), the bottom of the other side of the transportation tank (2) is fixedly connected with a rear experimental device (8), the bottom of the other side of the transportation tank (2) is connected with a discharge pipe (9) in a penetrating way, the middle part of the discharge pipe (9) is fixedly connected with an installation mechanism (11), the top of one side of the front experimental device (6) is fixedly connected with a solidification testing mechanism (601), the two sides of the top of the solidification testing mechanism (601) are fixedly connected with a humidity controller (604), the middle parts of the two sides of the solidification testing mechanism (601) are fixedly connected with a temperature controller (605), the middle part of the top of one side, the device is characterized in that a mounting hole (607) is connected to the bottom of one side of the front experimental device (6) in a penetrating manner, a pressure-resistant testing mechanism (602) is fixedly connected to the middle of the front experimental device (6), an extrusion wall (609) is embedded and connected to the middle of the pressure-resistant testing mechanism (602), a smooth surface and a slump experimental device (603) is fixedly connected to the top of the other side of the front experimental device (6), a slump barrel (6012) is fixedly connected to the middle of the front experimental device (6), a lifting mechanism (6010) is movably connected to the middle of one side of the slump barrel (6012), a smooth surface experimental plate (6013) is fixedly connected to the bottom of the other side of the front experimental device (6), an inductor (6014) is fixedly connected to the top of the smooth surface experimental plate (6013), and a moving groove (6015) is fixedly connected to the top of the slump barrel (6012), the top swing joint of shifting chute (6015) has scraper blade (6016), the bottom fixedly connected with mounting bar (1107) of installation mechanism (11), the top fixedly connected with latch (1108) of mounting bar (1107), the top fixedly connected with fixed hook (1106) of latch (1108), the top swing joint of fixed hook (1106) has spring (1105).
2. The novel proppant transport vehicle of claim 1, wherein: experimental apparatus (8) behind the top fixedly connected with of installation mechanism (11), the top through connection of back experimental apparatus (8) has connecting pipe (10), the top fixedly connected with cardboard (1101) of installation mechanism (11), the middle part fixedly connected with bottom plate (1103) of installation mechanism (11), the top of bottom plate (1103) is closely laminated with blotter (1102), another side bottom fixedly connected with adjustment mechanism (1104) of bottom plate (1103).
3. The novel proppant transport vehicle of claim 1, wherein: the middle part of the top of the pressure-resistant test mechanism (602) is fixedly connected with a metering valve (608).
4. The novel proppant transport vehicle of claim 1, wherein: one side of the top of the slump barrel (6012) is movably connected with a floating mechanism (6011).
5. The novel proppant transport vehicle of claim 1, wherein: the electromagnetic valve (7) is fixedly connected to the top of one side of the mounting mechanism (11), one end of the mounting mechanism (11) is movably connected with a paddle (5), and the motor (4) is fixedly connected to the top of the paddle (5).
6. The novel proppant transport vehicle of claim 1, wherein: the front experimental device (6) and the rear experimental device (8) are matched with each other for use.
7. The novel proppant transport vehicle of claim 1, wherein: the dismounting structure comprises a clamping plate (1101) at the top of the mounting mechanism (11), a bottom plate (1103) at the middle part, a mounting bar (1107) at the bottom, a cushion pad (1102) at the top of the bottom plate (1103), an adjusting mechanism (1104) at the bottom of the other side, a latch (1108) at the top of the mounting bar (1107), a fixed hook (1106) at the top of the latch (1108), and a spring (1105) at the top of the fixed hook (1106).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201921016811.5U CN211468274U (en) | 2019-07-02 | 2019-07-02 | Novel proppant is carried and is used transportation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921016811.5U CN211468274U (en) | 2019-07-02 | 2019-07-02 | Novel proppant is carried and is used transportation device |
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| CN211468274U true CN211468274U (en) | 2020-09-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184771A (en) * | 2021-11-30 | 2022-03-15 | 中国核工业中原建设有限公司 | Concrete slump detection device convenient to operate and used for constructional engineering |
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2019
- 2019-07-02 CN CN201921016811.5U patent/CN211468274U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184771A (en) * | 2021-11-30 | 2022-03-15 | 中国核工业中原建设有限公司 | Concrete slump detection device convenient to operate and used for constructional engineering |
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