Rapid dismounting and mounting device for ultrasonic flowmeter sensor

Abstract

The utility model relates to the technical field of oil-water flow testing, and discloses a quick dismounting device for an ultrasonic flowmeter sensor, which comprises a fixing frame, a steel ruler fixing groove, a steel ball chain fastening end and a fixing screw, the fixing frame comprises a body, the body is a square shell without a bottom edge, inverted-U-shaped side openings are formed in the lower portions of the two opposite side edges respectively, the lower portions of the side openings are hollowed to form horn mouths, screw holes are formed in the two sides of the top edge of the body, and a square protrusion is arranged in the middle of the top edge of the body. The steel ruler fixing groove is in a flat opening shape penetrating through the square protrusion, and a jackscrew hole is formed in the side wall of the steel ruler fixing groove. The fastening ends of the steel ball chains are arranged to be in a lug hole shape and are arranged outside the other two side edges of the body. The fixing frame and the sensor are connected into a whole, so that the fixing is firm; the steel ball chain is easy to fasten; the measurement accuracy is effectively improved; the labor intensity of field testing personnel is effectively reduced; the detection time is saved and the detection efficiency is improved; the device is suitable for on-line measurement of flow meters of pipelines of various specifications and sizes.

Description

TECHNICAL FIELD

[0001] The utility model relates to oil water flow test technical field, concretely relates to a kind of ultrasonic flowmeter sensor quick dismounting device. BACKGROUND

[0002] At present, oil exploitation and production transportation system needs to use a large number of flow meters to measure oil, gas and water. For example, Shengli Oilfield, each oil production plant and related production units implement B-class management, even C-class management, to most of the water flow meters in use, and the requirement for precision is not high. At the same time, many water flow meters in the production site are installed on the process pipeline in a direct welding mode, which is difficult to dismount. In addition, affected by the harsh use conditions in the production site, many outdoor meters are corroded to varying degrees, especially the fixed bolts are severely corroded, which makes dismounting very difficult. In this case, dismounting the water flow meter can easily cause the precision of the meter to decrease or even be damaged. Therefore, most production units urgently require online calibration of the water flow meter.

[0003] The current level of science and technology and technical development make the ultrasonic online calibration technology of water flow meter very mature. Through inspection and testing in the production site, it can be fully proved that the ultrasonic online calibration scheme of water flow meter is reliable and feasible. However, the existing ultrasonic flowmeter sensor has many problems in on-site dismounting. For example, FLUXUS-f601 ultrasonic tester, which mainly functions to measure and compare various flow meters in use in oil and gas pipeline during oilfield production by using time difference correlation principle and noise tracking method. The commonly used ultrasonic testers at home and abroad generally have the following problems: difficult to dismount, difficult to fix, difficult to accurately measure the distance between the transmitter and receiver of the sensor, low testing efficiency, time-consuming and labor-intensive, etc. The main performance is as follows:

[0004] 1. The existing transmitter probe and receiver probe fixing frame design is unreasonable, which is difficult to fix on different pipe diameters, not firm, and the fixing frame rotating knob often comes off, causing the probe to fall to the ground and be damaged.

[0005] 2. The transmitter probe and receiver probe fastening hole is of the outer opening type, which is easy to fall off the steel ball chain during installation, increasing the installation difficulty, and the fastening is not firm, and the signal is intermittent.

[0006] 3. The existing steel ruler is too narrow, which is not convenient for perforation and fastening, and the narrow ruler is easy to deform, difficult to straighten and align, and the accuracy is difficult to grasp when adjusting the size after installation, causing the reading accuracy to decrease.

[0007] 4. Repeated installation and dismounting cause damage to the protective armor of the sensor transmission line, destroy its toughness, and shorten its service life.

[0008] 5. Increase labor intensity.

[0009] The utility model discloses a kind of ultrasonic flowmeter probe installation auxiliary tools, its main technical scheme is: including inverted L type left clamping piece, inverted L type right clamping piece, spring, slide and pad fixed on right clamping piece, the left and right clamping pieces are connected by spring, the lower end of extrusion left and right clamping pieces can make the upper top surface of left and right clamping pieces be in the same horizontal plane.After using the above technical scheme, since it is clamped structure, simple durable and compact, it is convenient to work in the narrow space around dense stator cooling water pipe.

[0010] The utility model discloses a kind of clamping devices for nuclear power plant ultrasonic flowmeter, mainly including first clamping part, second clamping part, clamping handle.By using first clamping part, second clamping part with ultrasonic flowmeter is placed and fixed on the measured pipeline, reach the quick, convenient fixed effect.

[0011] The utility model discloses a kind of ultrasonic flowmeter sensors, mainly including sensor body, sensor body bottom is equipped with internal thread sleeve, the inside of internal thread sleeve is equipped with threaded outer tube, the top of threaded outer tube is equipped with positioning pipe.By the integration structure cooperation of threaded outer tube and positioning pipe, it promotes threaded outer tube and internal thread sleeve to be normal assembly of screw thread structure.

[0012] The above-mentioned comparative patent 1 (CN203323810U), comparative patent 2 (CN202614320U), comparative patent 3 (CN221077723U) although solve some related problems in ultrasonic flowmeter installation, but the ultrasonic flowmeter sensor described in the utility model has not solved many problems such as difficult disassembly and assembly, difficult fixation, difficult accurate measurement of sensor transmitting and receiving end distance, low test efficiency, time-consuming and laborious and the like in field disassembly and assembly. Utility model content

[0013] To overcome the defects of prior art, the utility model provides a kind of ultrasonic flowmeter sensor quick disassembly and assembly device, its technical scheme is as follows:

[0014] The utility model provides an ultrasonic flowmeter sensor quick dismounting device, the sensor includes emission sensor and receiving sensor, and the device includes fixed frame, steel ruler fixed slot, steel bead chain fastening end and fixed screw, the fixed frame includes emission fixed frame and receiving fixed frame, both structures are same, all include the body, the body is square shell without bottom edge, the body's two opposite sides are opened respectively side mouth in the lower part, the body's top side both sides are equipped with the screw hole corresponding with the sensor, the body's top side middle part is equipped with square protruding, the steel ruler fixed slot is opened in the middle part of square protruding, is the mouth type of through square protruding, the steel bead chain fastening end is equipped as the hole type, is equipped in the other two side outer sides of body, the emission fixed frame square shell fills emission sensor, and the square shell is fastened as an organic whole with emission sensor through the screw hole with fixed screw, the receiving fixed frame square shell fills receiving sensor, and the square shell is fastened as an organic whole with receiving sensor through the screw hole with fixed screw.

[0015] Further, the mouth type of the steel ruler fixed slot is designed as a flat mouth type.

[0016] Further, the steel ruler fixed slot is matched with a steel ruler corresponding in width and thickness, and the steel ruler can be freely inserted in the steel ruler fixed slot.

[0017] Further, a top screw hole is formed in the side wall of the steel ruler fixed slot, and the steel ruler is fastened by the top screw hole.

[0018] Further, the side mouth is designed as an inverted U-shaped side mouth.

[0019] Further, the side edge of the square shell is hollowed out to form a horn mouth below the side mouth.

[0020] Further, the hole type of the steel bead chain fastening end is designed as an ear hole type.

[0021] Further, the fixed frame is made of stainless steel.

[0022] Compared with the prior art, the utility model mainly has the following beneficial technical effects:

[0023] 1. The fixed frame of the utility model is connected with the emission sensor and the receiving sensor to form an integrated whole, can be firmly fixed on different pipe diameters, and can avoid falling off and damage.

[0024] 2. The steel bead chain of the utility model is easily fastened through the ear hole type design of the fastening end, and the installation reliability and signal stability of the sensor are ensured.

[0025] 3. The utility model improves the measurement accuracy through the flat mouth type design of the steel ruler fixed slot and the matching of the corresponding steel ruler.

[0026] 4. The utility model discloses after first use, only need to decompose steel bead chain and steel ruler, the fixed frame of sensor imprisonment is no longer disassembled, avoided the bad influence to instrument integral performance, prolonged the service life, saved the detection time, improved the detection efficiency.

[0027] 5. The utility model discloses simple structure, fewer operation steps, disassembly is quick, effectively reduces the labor intensity of field test personnel.

[0028] 6. The utility model discloses small size, convenient to carry, strong applicability can be applicable to the flowmeter on -line measurement of various specifications and sizes pipeline. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is the three -dimensional structure schematic diagram of the utility model;

[0030] Figure 2 It is the oblique view structure schematic diagram of the utility model;

[0031] Figure 3 It is the plan view structure schematic diagram of the utility model;

[0032] Figure 4 It is the front view structure schematic diagram of the utility model;

[0033] Figure 5 It is the side view structure schematic diagram of the utility model;

[0034] In the drawing: 1 - fixed frame, 2 - top screw hole, 3 - steel ruler fixed groove, 4 - square convex, 5 - screw hole, 6 - body, 7 - side mouth, 8 - horn mouth, 9 - steel bead chain fastening end. DETAILED DESCRIPTION

[0035] The utility model will be described in detail below in conjunction with the embodiment and drawing. Example 1

[0036] Referring to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5The utility model provides an ultrasonic flowmeter sensor quick dismounting device, and the sensor includes a transmitting sensor and a receiving sensor, the device includes a fixed frame 1, a steel ruler fixed groove 3, a steel bead chain fastening end 9 and a fixed screw, the fixed frame 1 includes a transmitting fixed frame and a receiving fixed frame, both structures are same, and all include the body 6, the body 6 is the square shell without bottom edge, and the lower part of two opposite sides of the body 6 is respectively provided with side mouth 7, and the both sides of the top edge of the body 6 are respectively provided with the screw hole 5 corresponding with the sensor, and the middle part of the top edge of the body 6 is provided with square protrusion 4, the steel ruler fixed groove 3 is set up in the middle part of square protrusion 4, is the mouth type of through square protrusion 4, the steel bead chain fastening end 9 is set up as the hole type, is set up in the other two side edges of the body 6, the transmitting fixed frame square shell is filled with transmitting sensor, and the square shell is fastened as a whole with transmitting sensor by fixed screw through screw hole 5, the receiving fixed frame square shell is filled with receiving sensor, and the square shell is fastened as a whole with receiving sensor by fixed screw through screw hole 5.

[0037] In actual production, the fixed frame 1 is provided with four screw holes 5, which correspond to the four screw holes 5 carried by the sensor itself, and the fixed screw passes through the screw hole 5 to tightly enclose the sensor in the fixed frame 1, so that true integration is realized. Embodiment 2

[0038] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 The utility model provides an ultrasonic flowmeter sensor quick dismounting device, and the sensor includes a transmitting sensor and a receiving sensor, the device includes a fixed frame 1, a steel ruler fixed groove 3, a steel bead chain fastening end 9 and a fixed screw, the fixed frame 1 includes a transmitting fixed frame and a receiving fixed frame, both structures are same, and all include the body 6, the body 6 is the square shell without bottom edge, and the lower part of two opposite sides of the body 6 is respectively provided with side mouth 7, and the both sides of the top edge of the body 6 are respectively provided with the screw hole 5 corresponding with the sensor, and the middle part of the top edge of the body 6 is provided with square protrusion 4, the steel ruler fixed groove 3 is set up in the middle part of square protrusion 4, is the mouth type of through square protrusion 4, the steel bead chain fastening end 9 is set up as the hole type, is set up in the other two side edges of the body 6, the transmitting fixed frame square shell is filled with transmitting sensor, and the square shell is fastened as a whole with transmitting sensor by fixed screw through screw hole 5, the receiving fixed frame square shell is filled with receiving sensor, and the square shell is fastened as a whole with receiving sensor by fixed screw through screw hole 5.

[0039] In actual production, the fixed frame 1 is provided with four screw holes 5, which correspond to the four screw holes 5 carried by the sensor itself, and the fixed screw passes through the screw hole 5 to tightly enclose the sensor in the fixed frame 1, so that true integration is realized.

[0040] On the basis of the above scheme, further set as follows:

[0041] The mouth shape of the steel ruler fixed groove 3 is flat, which lays the foundation for designing a flat steel ruler. Example 3

[0042] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 . An ultrasonic flowmeter sensor quick dismounting device, the sensor includes a transmitting sensor and a receiving sensor; the device includes a fixed frame 1, a steel ruler fixed groove 3, a steel bead chain fastening end 9 and a fixed screw; the fixed frame 1 includes a transmitting fixed frame and a receiving fixed frame, both of which have the same structure and include a body 6, the body 6 is a square shell without a bottom edge, two opposite sides of the body 6 are respectively provided with side openings 7, both sides of the top edge of the body 6 are respectively provided with screw holes 5 corresponding to the sensor, and a square protrusion 4 is arranged at the middle of the top edge of the body 6; the steel ruler fixed groove 3 is arranged in the middle of the square protrusion 4 and has a through hole shape; the steel bead chain fastening end 9 is arranged in the form of a hole and is arranged outside the other two sides of the body 6; the transmitting fixed frame is filled with the transmitting sensor in the square shell, and the square shell and the transmitting sensor are fastened into one body by the fixed screw through the screw hole 5; the receiving fixed frame is filled with the receiving sensor in the square shell, and the square shell and the receiving sensor are fastened into one body by the fixed screw through the screw hole 5.

[0043] In actual production, the fixed frame 1 is provided with four screw holes 5, which correspond to the four screw holes 5 carried by the sensor itself, and the sensor is firmly imprisoned in the fixed frame 1 by the fixed screw passing through the screw hole 5, realizing true integration.

[0044] On the basis of the above scheme, further set as follows:

[0045] The mouth shape of the steel ruler fixed groove 3 is flat, which lays the foundation for designing a flat steel ruler.

[0046] The steel ruler fixed groove 3 is matched with a steel ruler with the same width and thickness as the steel ruler fixed groove 3, and the steel ruler can be freely inserted into the steel ruler fixed groove 3. In actual production, the steel ruler is designed to be 530mm long, 28mm wide and 5mm thick, and the steel ruler fixed groove 3 can install the steel ruler into it to ensure the flatness of the steel ruler. Example 4

[0047] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5The utility model provides an ultrasonic flowmeter sensor quick dismounting device, and the sensor includes a transmitting sensor and a receiving sensor, the device includes a fixed frame 1, a steel ruler fixed groove 3, a steel ball chain fastening end 9 and a fixed screw, the fixed frame 1 includes a transmitting fixed frame and a receiving fixed frame, both structures are same, and all include the body 6, the body 6 is square shell without bottom edge, and the lower part of two opposite sides of the body 6 is respectively provided with side mouth 7, the both sides of the top edge of the body 6 are respectively provided with the screw hole 5 corresponding with the sensor, and the middle part of the top edge of the body 6 is provided with square protrusion 4, the steel ruler fixed groove 3 is set up in the middle part of square protrusion 4, is the mouth type of through square protrusion 4, the steel ball chain fastening end 9 is set up as the hole type, is set up in the outer square of the other two sides of the body 6, the transmitting fixed frame square shell is filled with transmitting sensor, and the square shell is fastened as a whole with transmitting sensor by fixed screw through screw hole 5, the receiving fixed frame square shell is filled with receiving sensor, and the square shell is fastened as a whole with receiving sensor by fixed screw through screw hole 5.

[0048] In actual production, the fixed frame 1 is provided with four screw holes 5, which correspond to the four screw holes 5 carried by the sensor itself, and the sensor is tightly imprisoned in the fixed frame 1 by the fixed screw passing through the screw hole 5, so that the true integration is realized.

[0049] On the basis of the above-mentioned scheme, the following is further provided:

[0050] The mouth type of the steel ruler fixed groove 3 is designed as a flat mouth type, which lays a foundation for designing a flat steel ruler.

[0051] The steel ruler fixed groove 3 is matched with a steel ruler with a width and thickness corresponding to the width and thickness of the steel ruler fixed groove 3, and the steel ruler can be freely inserted in the steel ruler fixed groove 3. In actual production, the steel ruler is designed to be 530 mm long, 28 mm wide and 5 mm thick, and the steel ruler fixed groove 3 can install the steel ruler therein to ensure the flatness of the steel ruler.

[0052] The sidewall of the steel ruler fixed groove 3 is provided with a jackscrew hole 2, and the jackscrew hole 2 fastens the steel ruler through a jackscrew to ensure firm installation. Embodiment 5

[0053] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5The utility model provides an ultrasonic flowmeter sensor quick dismounting device, and the sensor includes a transmitting sensor and a receiving sensor, the device includes a fixed frame 1, a steel ruler fixed groove 3, a steel ball chain fastening end 9 and a fixed screw, the fixed frame 1 includes a transmitting fixed frame and a receiving fixed frame, both structures are same, and all include the body 6, the body 6 is square shell without bottom edge, and the lower part of two opposite sides of the body 6 is respectively provided with side mouth 7, the both sides of the top edge of the body 6 are respectively provided with the screw hole 5 corresponding with the sensor, and the middle part of the top edge of the body 6 is provided with square protrusion 4, the steel ruler fixed groove 3 is set up in the middle part of square protrusion 4, is the mouth type of through square protrusion 4, the steel ball chain fastening end 9 is set up as the hole type, is set up in the outer square of the other two side edges of the body 6, the transmitting fixed frame square shell is filled with transmitting sensor, and the square shell is fastened as a whole with transmitting sensor by fixed screw through screw hole 5, and the receiving fixed frame square shell is filled with receiving sensor, and the square shell is fastened as a whole with receiving sensor by fixed screw through screw hole 5.

[0054] In actual production, the fixed frame 1 is provided with four screw holes 5, which correspond to the four screw holes 5 carried by the sensor itself, and the sensor is firmly imprisoned in the fixed frame 1 by the fixed screw passing through the screw hole 5, so that true integration is realized.

[0055] On the basis of the above-mentioned scheme, the following is further provided:

[0056] The mouth type of the steel ruler fixed groove 3 is designed as a flat mouth type, which lays a foundation for designing a flat steel ruler.

[0057] The steel ruler fixed groove 3 is matched with a steel ruler with a width and thickness corresponding to the width and thickness of the steel ruler fixed groove 3, and the steel ruler can be freely inserted in the steel ruler fixed groove 3. In actual production, the steel ruler is designed to be 530 mm long, 28 mm wide and 5 mm thick, and the steel ruler fixed groove 3 can install the steel ruler therein to ensure that the steel ruler is straight.

[0058] A jackscrew hole 2 is formed in the side wall of the steel ruler fixed groove 3, and the jackscrew hole 2 fastens the steel ruler through a jackscrew to ensure firm installation.

[0059] The side mouth 7 is designed as an inverted U-shaped side mouth, which can make the data transmission line connected to the sensor enter and exit in a smooth posture, avoiding scratches. Embodiment 6

[0060] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5The utility model provides an ultrasonic flowmeter sensor quick dismounting device, and the sensor includes a transmitting sensor and a receiving sensor, the device includes a fixed frame 1, a steel ruler fixed groove 3, a steel bead chain fastening end 9 and a fixed screw, the fixed frame 1 includes a transmitting fixed frame and a receiving fixed frame, both structures are same, and all include the body 6, the body 6 is square shell without bottom edge, and the lower part of two opposite sides of the body 6 is respectively provided with side mouth 7, and the both sides of the top edge of the body 6 are respectively provided with the screw hole 5 corresponding with the sensor, and the middle part of the top edge of the body 6 is provided with square protrusion 4, the steel ruler fixed groove 3 is provided in the middle part of square protrusion 4, is the mouth type of through square protrusion 4, the steel bead chain fastening end 9 is provided as the hole type, is provided in the outer square of the other two side edges of the body 6, the square shell in transmitting fixed frame is filled with transmitting sensor, and the square shell is fastened as a whole with transmitting sensor by screw hole 5 with fixed screw, the square shell in receiving fixed frame is filled with receiving sensor, and the square shell is fastened as a whole with receiving sensor by screw hole 5 with fixed screw.

[0061] In actual production, the fixed frame 1 is provided with four screw holes 5, which correspond to the four screw holes 5 carried by the sensor itself, and the sensor is tightly imprisoned in the fixed frame 1 by the fixed screw passing through the screw hole 5, so that the true integration is realized.

[0062] On the basis of the above-mentioned scheme, the following is further provided:

[0063] The mouth type of the steel ruler fixed groove 3 is designed as a flat mouth type, which lays a foundation for designing a flat steel ruler.

[0064] The steel ruler fixed groove 3 is matched with a steel ruler with a width and thickness corresponding to the width and thickness of the steel ruler fixed groove 3, and the steel ruler can be freely inserted in the steel ruler fixed groove 3. In actual production, the steel ruler is designed to be 530 mm long, 28 mm wide and 5 mm thick, and the steel ruler fixed groove 3 can install the steel ruler therein, ensuring that the steel ruler is straight.

[0065] The sidewall of the steel ruler fixed groove 3 is provided with a jackscrew hole 2, and the jackscrew hole 2 fastens the steel ruler through a jackscrew, ensuring that the steel ruler is installed firmly.

[0066] The side mouth 7 is designed as an inverted U-shaped side mouth, which can make the data transmission line connected to the sensor enter and exit in a smooth posture, avoiding scratches.

[0067] The side edge of the square shell is hollowed out to form a horn mouth 8 below the side mouth 7, which can make the fixed frame 1 suitable for fixing various specifications of pipelines. Embodiment 7

[0068] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5The utility model provides an ultrasonic flowmeter sensor quick dismounting device, and the sensor comprises a transmitting sensor and a receiving sensor, the device comprises a fixing frame 1, a steel ruler fixing groove 3, a steel bead chain fastening end 9 and fixing screws, the fixing frame 1 comprises a transmitting fixing frame and a receiving fixing frame, both structures are same, and all comprise the body 6, the body 6 is square shell without bottom edge, two opposite sides of the body 6 are respectively provided with side openings 7 in the lower part, the both sides of the top edge of the body 6 are respectively provided with screw holes 5 corresponding to the sensor, and the middle part of the top edge of the body 6 is provided with square protrusions 4; the steel ruler fixing groove 3 is arranged in the middle part of the square protrusion 4 and is the mouth type through the square protrusion 4; the steel bead chain fastening end 9 is arranged as the hole type and is arranged outside the other two sides of the body 6; the transmitting fixing frame is filled with the transmitting sensor in the square shell, and the square shell and the transmitting sensor are fastened into an integrated whole by the fixing screws through the screw holes 5; the receiving fixing frame is filled with the receiving sensor in the square shell, and the square shell and the receiving sensor are fastened into an integrated whole by the fixing screws through the screw holes 5.

[0069] In actual production, the fixing frame 1 is provided with four screw holes 5, which correspond to the four screw holes 5 carried by the sensor itself, the sensor is firmly imprisoned in the interior of the fixing frame 1 by the fixing screws passing through the screw holes 5, and true integration is realized.

[0070] On the basis of the above scheme, the following is further provided:

[0071] The mouth type of the steel ruler fixing groove 3 is designed as a flat mouth type, laying a foundation for designing a flat steel ruler.

[0072] The steel ruler fixing groove 3 is matched with a steel ruler corresponding to the width and thickness of the steel ruler fixing groove 3, and the steel ruler can be freely inserted in the steel ruler fixing groove 3. In actual production, the steel ruler is designed to be 530 mm long, 28 mm wide and 5 mm thick, and the steel ruler fixing groove 3 can install the steel ruler into it, ensuring that the steel ruler is straight.

[0073] The side wall of the steel ruler fixing groove 3 is provided with a jackscrew hole 2, and the jackscrew hole 2 fastens the steel ruler through a jackscrew, ensuring firm installation.

[0074] The side opening 7 is designed as an inverted U-shaped side opening, which can make the data transmission line connected to the sensor enter and exit in a smooth posture, avoiding scratches.

[0075] The side edge of the square shell is hollowed out to form a horn opening 8 below the side opening 7, which can make the fixing frame 1 suitable for fixing various specifications of pipelines.

[0076] The hole type of the steel bead chain fastening end 9 is designed as a hole type, which can make the steel bead chain pass through conveniently and only pass through from this position, fastening the fixing frame 1 on the pipeline, increasing the firmness and stability. Embodiment 8

[0077] Referring to Figure 1、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 1 Figure 2 Figure 3 The utility model provides a kind of quick dismounting device of ultrasonic flowmeter sensor, and sensor includes launch sensor and receiving sensor;The device includes fixed frame 1, steel ruler fixed slot 3, steel bead chain fastening end 9 and fixed screw;Fixed frame 1 includes launch fixed frame and receiving fixed frame, both structures are same, and both include body 6, body 6 is square shell without bottom edge, and the lower part of two opposite sides of body 6 is respectively opened side mouth 7, and the both sides of the top edge of body 6 are respectively provided with screw hole 5 corresponding to sensor, and the middle part of the top edge of body 6 is provided with square protrusion 4;Steel ruler fixed slot 3 is opened in the middle part of square protrusion 4, is the mouth type of through square protrusion 4;Steel bead chain fastening end 9 is provided as the hole type, is located in the outer square of other two sides of body 6;Launch fixed frame square shell is filled with launch sensor, and square shell and launch sensor are fastened as a whole by fixed screw through screw hole 5;Receiving fixed frame square shell is filled with receiving sensor, and square shell and receiving sensor are fastened as a whole by fixed screw through screw hole 5.

[0078] In actual production, fixed frame 1 is provided with 4 screw holes 5, which correspond to the 4 screw holes 5 carried by the sensor itself, and the sensor is firmly imprisoned in the inside of fixed frame 1 by fixed screw passing through screw hole 5, to realize true integration.

[0079] On the basis of the above scheme, the following is further provided:

[0080] The mouth type of steel ruler fixed slot 3 is designed as flat mouth type, which lays the foundation for designing flat steel ruler.

[0081] The steel ruler fixed slot 3 is matched with a steel ruler with corresponding width and thickness, and the steel ruler can be freely inserted into the steel ruler fixed slot 3. In actual production, the steel ruler is designed to be 530 mm long, 28 mm wide and 5 mm thick, and the steel ruler fixed slot 3 can install it in, ensuring the straightness of the steel ruler.

[0082] A top screw hole 2 is opened on the side wall of the steel ruler fixed slot 3, and the top screw hole 2 fastens the steel ruler by a top screw to ensure firm installation.

[0083] The side mouth 7 is designed as an inverted U-shaped side mouth, which can make the data transmission line connected to the sensor enter and exit in a smooth posture, avoiding scratches.

[0084] The side edge of the square shell is hollowed out to form a horn mouth 8 below the side mouth 7, which can make the fixed frame 1 suitable for fixing various specifications of pipelines.

[0085] The hole type of steel bead chain fastening end 9 is designed as a hole type, which can make the steel bead chain pass through conveniently and only pass through from this position, fastening the fixed frame 1 on the pipeline, increasing the firmness and stability.

[0086] The material of the fixing frame 1 is stainless steel, so as to enhance the rustproof ability and prolong the service life.

[0087] The basic working principle of the utility model is as follows:

[0088] When it is needed to detect the oil-water flow meter of the production site, the staff first dismounts the four fixing screws of the transmitting sensor and the receiving sensor, at this time, the staff embeds the transmitting sensor and the receiving sensor into the body 6 of the fixing frame 1, i.e. the square shell, fastens and connects the long fixing screws through the four screw holes on the body 6 and the corresponding four screw holes on the sensor; then installs the steel ruler through the flat mouth type steel ruler fixing groove 3 on the transmitting fixing frame and the receiving fixing frame respectively, fixes and limits through the top screw holes 2 at two ends by using the top screw after adjusting the test distance; fastens the fixing frame 1 on the pipeline by using the steel bead chain through the ear hole type steel bead chain fastening end 9 on both sides of the body 6.

Claims

1. An ultrasonic flow meter sensor quick disconnect device, said sensor comprising a transmitting sensor and a receiving sensor, characterized by, The device comprises a fixing frame, a steel ruler fixing groove, a steel bead chain fastening end and a fixing screw; the fixing frame comprises a transmitting fixing frame and a receiving fixing frame, both of which have the same structure and comprise a body, the body is a square shell without a bottom edge, two opposite lower sides of the body are respectively provided with side openings, both sides of the top edge of the body are respectively provided with screw holes corresponding to sensors, and a square protrusion is arranged at the middle of the top edge of the body; the steel ruler fixing groove is arranged in the middle of the square protrusion and has a through opening type; the steel bead chain fastening end is arranged in the form of a hole and is arranged outside the other two sides of the body; the transmitting fixing frame is filled with a transmitting sensor in the square shell, and the square shell and the transmitting sensor are fastened into an integrated whole through the screw holes by the fixing screw; the receiving fixing frame is filled with a receiving sensor in the square shell, and the square shell and the receiving sensor are fastened into an integrated whole through the screw holes by the fixing screw.

2. A quick release device for an ultrasonic flow meter sensor according to claim 1, wherein, The opening type of the steel ruler fixing groove is a flat opening type.

3. The ultrasonic flow meter sensor quick change device of claim 1, wherein, The steel ruler fixing groove is matched with a steel ruler with a width and thickness corresponding to the steel ruler fixing groove, and the steel ruler can be freely inserted into the steel ruler fixing groove.

4. The ultrasonic flow meter sensor quick change device of claim 3, wherein, A jackscrew hole is arranged on the side wall of the steel ruler fixing groove, and the jackscrew hole fastens the steel ruler through a jackscrew.

5. The ultrasonic flow meter sensor quick change device of claim 1, wherein, The side opening is in the form of an inverted U-shaped side opening.

6. A quick release device for an ultrasonic flow meter sensor according to claim 1, wherein, The side edge of the square shell is hollowed out to form a horn opening below the side opening.

7. The ultrasonic flow meter sensor quick change device of claim 1, wherein, The hole type of the steel bead chain fastening end is in the form of an ear hole.

8. The ultrasonic flow meter sensor quick change device of claim 1, wherein, The material of the fixing frame is stainless steel.

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