CN210922796U - Grounding type weighing device for barite powder storage tank - Google Patents
Grounding type weighing device for barite powder storage tank Download PDFInfo
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- CN210922796U CN210922796U CN201922127924.9U CN201922127924U CN210922796U CN 210922796 U CN210922796 U CN 210922796U CN 201922127924 U CN201922127924 U CN 201922127924U CN 210922796 U CN210922796 U CN 210922796U
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Abstract
The utility model provides a ground connection formula barite powder weighing device for storage tank. The weighing device comprises a grounding unit and at least one tank body scale, the tank body scale comprises a first scale platform, a weighing sensing system, a junction box, a signal transmission cable and a weighing control system, and at least three fixed supporting pieces are arranged on the first scale platform; the weighing sensing system comprises at least three sensors; the junction boxes are respectively connected with the sensors; the weighing control system is separated from the first weighing platform and comprises a power supply, a data acquisition unit, a microprocessor and a display, wherein the data acquisition unit comprises a signal amplification module, a signal filtering module and a digital-to-analog conversion module; the grounding unit is capable of connecting the at least one tank scale to ground and includes a grounding body assembly and a lead-out member. The beneficial effects of the utility model include: high weighing precision, safe use and convenient transportation.
Description
Technical Field
The utility model relates to a blanc fixe storage tank detection area specifically, relates to a weighing device for blanc fixe storage tank of ground connection formula.
Background
The large-scale electronic tank body weighing device who uses at present mainly is the weighing sensor modular design who adopts, has following problem: the structure of the tank body needs to be damaged, the site construction is complex, the required working time is long, the required construction auxiliary equipment is more, and the construction is inconvenient; the field disassembly is difficult and the transportation is inconvenient.
SUMMERY OF THE UTILITY MODEL
To the not enough that exist among the prior art, the utility model aims to solve one or more problems that exist among the above-mentioned prior art. For example, an object of the present invention is to provide a grounding weighing device for a barite powder storage tank to obtain accurate weight data of the barite powder storage tank.
In order to realize the purpose, the utility model provides a ground connection formula barite powder weighing device for storage tank. The weighing device can comprise a grounding unit and at least one tank scale, wherein the tank scale can comprise a first scale platform, a weighing sensing system, a junction box, a signal transmission cable and a weighing control system, and at least three fixed supporting pieces can be arranged on the first scale platform to support the barite powder storage tank; the weighing sensing system can comprise at least three sensors, and the at least three sensors correspond to the at least three fixed supporting pieces one by one and are respectively arranged on the fixed supporting pieces; the junction boxes can be respectively connected with the plurality of sensors; the weighing control system can be separated from the first weighing platform and comprises a power supply, and a data acquisition unit, a microprocessor and a display which are sequentially connected, wherein the power supply can be respectively connected with the data acquisition unit, the microprocessor and the display to supply power, and the data acquisition unit can be connected with the junction box through a signal transmission cable and comprises a signal amplification module, a signal filtering module and a digital-to-analog conversion module which are sequentially connected and finally connected to the microprocessor; the grounding unit is capable of connecting the at least one tank scale to ground and includes a grounding body assembly and a lead-out member.
In an exemplary embodiment of the present invention, the tank scale may further include a second weighing platform disposed below the first weighing platform.
In an exemplary embodiment of the present invention, the junction box may be disposed on the first platform, on the second platform, or between the first and second platforms.
In an exemplary embodiment of the present invention, the fixing support may include a fixing bolt, a lower end of which is connected with the upper table surface of the first scale platform.
In an exemplary embodiment of the present invention, the fixing support may include a fixing bolt, at least three through holes may be opened on the upper platform surface of the first weighing platform, the through holes may be the same as the fixing bolt in number and may correspond to each other one by one, and the lower segment of each fixing bolt may be inserted into and fixed in the corresponding through hole.
In an exemplary embodiment of the present invention, the aperture of the through hole may be larger than the diameter of the fixing bolt, the tank scale may further include at least three limiting protection members, the limiting protection members may be the same as the fixing bolts in number and may be in one-to-one correspondence with each other, and each limiting protection member may be inserted into a gap between the corresponding fixing bolt and the through hole.
In an exemplary embodiment of the present invention, the limit protector may include a hollow tube that can be fitted over the corresponding fixing bolt and inserted into the through hole.
In an exemplary embodiment of the present invention, the limit protection member may further include a nut, and the internal thread of the nut may be adapted to the external thread of the corresponding fixing bolt, and the nut may be screwed into and fasten the hollow tube from the upper end of the fixing bolt in the case of the fixing bolt by the hollow tube housing.
In an exemplary embodiment of the present invention, the tank scale may further include a plurality of hoisting members disposed on the side of the second weighing platform, so as to hoist the tank scale.
In an exemplary embodiment of the present invention, both ends of the signal transmission cable may include an aviation plug.
In an exemplary embodiment of the invention, the lead-out member can connect the grounding body assembly with the tank scale.
In an exemplary embodiment of the present invention, the grounding body assembly may include a plurality of horizontal grounding bodies and/or a plurality of vertical grounding bodies.
In an exemplary embodiment of the present invention, the leading-out member may include a wiring pile, a wiring nut and a leading-out wire, one end of the wiring pile is connected to the grounding body assembly, the other end of the wiring pile is connected to the wiring nut, and the wiring nut is connected to the at least one tank scale through the leading-out wire.
In an exemplary embodiment of the present invention, the grounding unit may further include a grounding frame, and the grounding frame may include a horizontally disposed annular grounding frame; the grounding body assembly comprises a plurality of horizontal grounding bodies and a plurality of vertical grounding bodies, the horizontal grounding bodies are arranged in the annular grounding frame in a crossed mode and form a grid shape, and the vertical grounding bodies are connected with the annular grounding frame and are perpendicular to the plane where the annular grounding frame is located.
In an exemplary embodiment of the present invention, the terminal stud may include a terminal bolt, and one end of the terminal bolt connected to the terminal nut may include an external thread, and the external thread may be adapted to the internal thread of the terminal nut.
Compared with the prior art, the beneficial effects of the utility model can include: the weighing and metering device is mainly used for weighing and metering barite powder or cement on an oil and gas drilling site, can realize accurate metering, simultaneously reduces the labor intensity of well cementation operation, improves the working efficiency, improves the authenticity of weighing data, saves the cost, is provided with the grounding unit, can avoid the influence of the soil resistivity of an address near a scale body, improves the protection effect, and avoids the damage of lightning stroke and fault current.
Drawings
The above and other objects and features of the present invention will become more apparent from the following description taken in conjunction with the accompanying drawings, in which:
fig. 1 shows a schematic structural view of a tank scale in an exemplary embodiment of the present invention;
fig. 2 shows a schematic connection of a tank scale and a grounding unit in an exemplary embodiment of the invention;
description of the main reference numerals:
1. the device comprises a first weighing platform, a second weighing platform, a limiting protection piece, a terminal box, a weighing control system, a fixed supporting piece, a lifting component, a signal transmission cable, a wiring pile, a wiring nut, a signal transmission cable.
Detailed Description
Hereinafter, the grounding-type weighing device for barite powder storage tanks according to the present invention will be described in detail with reference to the accompanying drawings and exemplary embodiments.
The utility model provides a ground connection formula barite powder weighing device for storage tank.
In an exemplary embodiment of the present invention, the weighing device may comprise a grounding unit and at least one tank scale, wherein, as shown in fig. 1, the tank scale comprises a first weighing platform 1, a second weighing platform 2, a weighing sensing system, a junction box 4, a signal transmission cable 8 and a weighing control system 5.
The first platform 1 is arranged on the second platform 2, and a limiting mechanism (not shown in fig. 1) can be arranged between the lower bottom surface of the first platform 1 and the upper bottom surface of the second platform 2. At least three fixed supporting pieces 6 can be arranged on the table top of the first weighing platform 1 to support the barite powder storage tank.
Wherein, fixed support piece 6 can include fixing bolt, can seted up at least three through-hole on the mesa of first weighing platform 1, the through-hole can with fixing bolt's quantity is the same and both can the one-to-one, and the hypomere of every fixing bolt all can insert in the through-hole that corresponds. Further, the number of the fixed supporting pieces can be 3-5, for example, 4, three or more fixed supporting pieces can make the barite powder storage tank more stable.
In this embodiment, each fixing support 6 may also correspond to one limit guard 3. The limit guard may comprise a member of hollow annular configuration, such as a hollow tube or the like. The component of the hollow annular structure can be sleeved on the corresponding fixing bolt and inserted into the gap between the through hole and the bolt. The limit protector may further include a nut capable of being screwed in and fastening the hollow tube from an upper end of the fixing bolt in a state where the hollow tube is fitted over the fixing bolt. When the tank scale needs to be transported, the limiting protection piece can prevent the support piece from being damaged by direct collision, and can also prevent the support piece from shifting due to accidents, and can further prevent sundries from falling into gaps between the support piece and the hole wall of the through hole. When the tank scale needs to be used, the nut must be loosened, and the limiting protection piece must be taken out, so that the metering accuracy is ensured.
In addition, when only the fixing nut is sleeved on the fixing bolt, the lower section of the fixing nut is screwed into the through hole, and the limiting protection piece can also play a role.
In this embodiment, a plurality of hoisting members 7 may be further disposed on the side surface of the second weighing platform, so as to hoist the tank scale, and further, the number of the hoisting members may be 3 to 5, for example, 4.
In this embodiment, the load cell system may include at least three sensors (not shown in FIG. 1), which may include high precision pressure sensors. The number of the sensors can be 3-5, for example 4, at least three sensors 3 correspond to at least three fixed supports 6 one by one, and can be respectively arranged on the fixed supports, and the sensors can acquire and convert weight signals of the weighing object into voltage signals (mV level) proportional to the weight signals.
The terminal box 4 may be electrically connected to the plurality of sensors, respectively, and may acquire a voltage signal detected by the sensors and output the voltage signal to the weighing control system. The junction box can be located the weighing platform, when the junction box sets up on the weighing platform or inside, can connect the junction box and the weighing control system 5 of the balance body through the first plug of boat at 8 both ends of signal transmission cable.
In this embodiment, the welding of the tank scale may be equipotential welding, the platform cannot be used as a welding ground, and the sensor cannot be connected in series in the welding circuit, so as to ensure the safe and normal use of the tank scale.
In this embodiment, the weighing control system 5 can be separately disposed from the first weighing platform 1 and the second weighing platform 2, and includes a power supply, and a data acquisition unit, a microprocessor, and a display connected in sequence. The power supply is respectively connected with the data acquisition unit, the microprocessor and the display to supply power, and the data acquisition unit comprises a signal amplification module, a signal filtering module and a digital-to-analog conversion module which are sequentially connected.
The signal amplification module can receive a voltage signal output by the junction box and amplify the voltage signal for output, the signal filtering module can receive the amplified voltage signal and filter the amplified voltage signal for output, the digital-to-analog conversion module can convert the filtered voltage signal into a digital signal for output, the microprocessor is configured to process the digital signal, and the display can display weight data of the weighing object.
In this embodiment, the grounding unit may include a grounding frame, a grounding body assembly, and a lead-out member.
The grounding frame comprises a horizontally arranged annular grounding frame, and the annular grounding frame can be made of flat steel.
The grounding body assembly comprises a plurality of horizontal grounding bodies and a plurality of vertical grounding bodies, the horizontal grounding bodies are arranged in the annular grounding frame in a crossed mode and form a grid shape, and the vertical grounding bodies are connected with the annular grounding frame and are perpendicular to the plane where the annular grounding frame is located. The number of the horizontal grounding bodies and the vertical grounding bodies can be determined according to the actual situation, for example, the number can be respectively 3-10, and further 6.
In this embodiment, the grounding unit may include a grounding body assembly and a lead-out member, and the grounding body assembly may include a plurality of horizontal grounding bodies and/or a plurality of vertical grounding bodies. The grounding body assembly is arranged in a wet place and is buried and tamped after being driven into the ground layer.
The leading-out part can include wiring stake, wiring nut and lead-out wire, wiring stake one end can with annular ground frame is connected, and the other end can be connected with wiring nut, and wiring nut can be connected with jar body balance through the lead-out wire, and wiring nut can also be connected with at least one jar body balance through the lead-out wire. Wherein, the outgoing line can be connected with a fixed supporting piece of the tank scale; the wiring stake can include wiring bolt, and the one end that wiring bolt and binding nut are connected can include the external screw thread, the external screw thread can with the internal thread looks adaptation of binding nut, the lead-out wire can include the copper core line, the sectional area of copper core line can be not less than 2.5mm2。
In this embodiment, the grounding resistance of the system may be less than 4 ohms, and when the grounding resistance is greater than 4 ohms, industrial salt and charcoal may be processed in the foundation pit where the grounding body is buried, so that the grounding resistance can reach the requirement of less than 4 ohms.
Fig. 2 is a schematic diagram of two tank scales simultaneously connected to a grounding unit, wherein one end of a wiring pile 9 is connected to an annular grounding frame, the other end is connected to a wiring nut 10, and the wiring nut 10 is connected to the two tank scales through a lead-out wire 11.
In this embodiment, the weighing range of the tank scale for the barite powder storage tank may include 0.2 to 60t, the working temperature may include-19 to 50 ℃, the use precision may reach 2 to 1 per thousand, when the tank scale is used, it is required to ensure that the weighing platform is in a horizontal state, and a gap of more than 20mm may be maintained between the periphery of the weighing platform and peripheral objects.
In this embodiment, owing to with the setting of first weighing platform separation, make the ash at the barite powder storage tank from dress ash to gasification and unload the in-process of ash again, weighing control system can do the storage to the weight change data of the barite powder storage tank of operation overall process, can avoid appearing because weighing data depends on the authenticity of the unable verification feeding data that exists of artifical record, extravagant, the serious problem of misreport phenomenon. Meanwhile, the weighing control system is separated from the scale body, so that the problem that the service life of the weighing control system is shortened due to rough operation in the field working environment, use and relocation can be avoided.
In this embodiment, in order to reduce the failure rate of the weighing control system, each fleet may be equipped with one industrial-grade embedded host to manage multiple weighing control systems. And simultaneously, the utility model discloses a weighing control system not only possesses the function that shows real-time data, has still possessed functions such as storage, inquiry, statistics, stops the people for deleting, falsifying relevant data, and the system sets up the management authority, can inquire, make statistics of according to conditions such as time, car number, delivery unit, operator, and the automatic statistical statement that generates of system can the USB flash disk derive the administrative data of weighing.
The utility model discloses the accessible is with weighing control module such as embedded host computer of industrial grade, weighing control system, and integrated integration, the time spent can be placed indoor not, uses the aviation plug high-speed joint during the use, has improved the life who weighs demonstration and control system greatly.
To sum up, the utility model discloses a ground connection formula's boulder powder weighing device for storage tank's advantage can include: the weighing and metering device is mainly used for weighing and metering barite powder or cement on an oil and gas drilling site, can realize accurate metering, simultaneously reduces the labor intensity of well cementation operation, improves the working efficiency, improves the authenticity of weighing data, saves the cost, is provided with the grounding unit, can avoid the influence of the soil resistivity of an address near a scale body, improves the protection effect, and avoids the damage of lightning stroke and fault current.
In the description of the present invention, it should be understood that the orientation indication or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description of the present invention, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Although the present invention has been described above in connection with exemplary embodiments, it will be apparent to those skilled in the art that various modifications and changes may be made to the exemplary embodiments of the present invention without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. A grounding type weighing device for a barite powder storage tank is characterized by comprising a grounding unit and at least one tank body scale, wherein the tank body scale comprises a first scale platform, a weighing sensing system, a junction box, a signal transmission cable and a weighing control system,
at least three fixed supporting pieces are arranged on the first weighing platform to support the barite powder storage tank;
the weighing sensing system comprises at least three sensors, and the at least three sensors correspond to the at least three fixed supporting pieces one by one and are respectively arranged on the fixed supporting pieces;
the junction boxes are respectively connected with the sensors;
the weighing control system is separated from the first weighing platform and comprises a power supply, and a data acquisition unit, a microprocessor and a display which are sequentially connected, wherein the power supply is respectively connected with the data acquisition unit, the microprocessor and the display to supply power, and the data acquisition unit is connected with the junction box through a signal transmission cable and comprises a signal amplification module, a signal filtering module and a digital-to-analog conversion module which are sequentially connected and finally connected to the microprocessor;
the grounding unit is capable of connecting the at least one tank scale to ground and includes a grounding body assembly and a lead-out member.
2. The grounded barite powder storage tank weighing apparatus of claim 1, wherein the tank scale further comprises a second scale platform disposed below the first scale platform.
3. The grounded barite powder storage tank weighing apparatus of claim 2, wherein the junction box is disposed on the first platform, the second platform, or between the first and second platforms.
4. The grounded barite powder storage tank weighing device as claimed in claim 1, wherein the fixing support member comprises a fixing bolt, and a lower end of the fixing bolt is connected to an upper platform of the first platform.
5. The grounded barite powder storage tank weighing device as claimed in claim 1, wherein the fixing support comprises a fixing bolt, the upper platform of the first platform has at least three through holes, the number of the through holes is the same as that of the fixing bolts, the through holes and the fixing bolts can be in one-to-one correspondence, and the lower section of each fixing bolt can be inserted into and fixed in the corresponding through hole.
6. The grounded barite powder storage tank weighing device as claimed in claim 5, wherein the diameter of the through hole is larger than the diameter of the fixing bolt, the tank scale further comprises at least three limiting protection members, the number of the limiting protection members is the same as that of the fixing bolts, the limiting protection members and the fixing bolts can correspond to each other one by one, and each limiting protection member can be inserted into a gap between the corresponding fixing bolt and the through hole.
7. The grounded barite powder storage tank weighing device as claimed in claim 6, wherein the limiting protection member comprises a hollow tube, and the hollow tube can be sleeved on the corresponding fixing bolt and inserted into the through hole.
8. The grounded barite powder storage tank weighing device as claimed in claim 7, wherein the limiting protection member further comprises a nut, the internal thread of the nut is matched with the external thread of the corresponding fixing bolt, and the nut can be screwed into the hollow tube from the upper end of the fixing bolt and fasten the hollow tube under the condition that the hollow tube is sleeved on the fixing bolt.
9. The grounded barite powder storage tank weighing device as claimed in claim 2, wherein the tank scale further comprises a plurality of lifting members disposed on a side surface of the second platform to facilitate lifting of the tank scale.
10. The grounded barite powder storage tank weighing apparatus of claim 1, wherein both ends of the signal transmission cable include an aircraft plug.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922127924.9U CN210922796U (en) | 2019-12-02 | 2019-12-02 | Grounding type weighing device for barite powder storage tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922127924.9U CN210922796U (en) | 2019-12-02 | 2019-12-02 | Grounding type weighing device for barite powder storage tank |
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| CN210922796U true CN210922796U (en) | 2020-07-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111103047A (en) * | 2019-12-26 | 2020-05-05 | 四川石油天然气建设工程有限责任公司 | Weighing system for barite powder storage tank |
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2019
- 2019-12-02 CN CN201922127924.9U patent/CN210922796U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111103047A (en) * | 2019-12-26 | 2020-05-05 | 四川石油天然气建设工程有限责任公司 | Weighing system for barite powder storage tank |
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