CN2140955Y

CN2140955Y - Electrolytic model measuring device

Info

Publication number: CN2140955Y
Application number: CN92241339U
Authority: CN
Inventors: 陈焕章
Original assignee: Individual
Current assignee: Individual
Priority date: 1992-11-19
Filing date: 1992-11-19
Publication date: 1993-08-25
Anticipated expiration: 2002-11-19

Abstract

The utility model relates to an electrolytic model measuring device, which is formed by that the lower part of the lateral needle frame of the utility model is provided with a rolling bearing frame; the bearing frames are also arranged on upper guideway on an upper framework and a lower framework, and the bearing frames are positioned on a lower guideway on a supporting frame; the middle parts of lifting arms are mutually hinged; the left ends of the lifting arms are each connected with an upper and a lower guide pulleys, and the right ends are each connected with the upper and the lower frameworks; a crank handle and a driving wheel are arranged on the upper framework, and pass through steel wire ropes; a hand wheel is arranged on the lower framework; the lower part of the supporting frame is provided with an electrolytic slot, and a measuring needle and two electrodes are arranged in the slot; a power supply device and a rheostatic tank are connected with the electrodes; so the situation of the voltage distribution of medium in the slot can be measured, and the situation of the distribution of reservoir pressure can also be measured by making use of the similarity theory.

Description

Electrolytic model measuring device

The utility model relates to a kind of measurement mechanism of electrolytic model, belongs to oil field analogue measurement apparatus technology.

Can only measure out a bottom pressure at place, place at present at the scene, oil field, still can not measure the pressure distribution in the oil reservoir between well and the well, though have electrolytic model both at home and abroad, just piece together temporarily, also do not have the measurement mechanism of complete typing to use, thereby use inconvenience, along with the development of drilling technology, the appearance of this unconventional well also presses for one and improves the analogue measurement device that is suitable for.

Order summary of the present utility model provides a kind of electrolytic model measurement mechanism, it can remedy above-mentioned deficiency, utilizes the geometric similarity and the water power principle of similitude, measures voltage distribution situation in the three-dimensional conducting medium, can study the flowing law of profit in oil reservoir, can reasonably develop oil fields.

The purpose of this utility model is to realize like this, chaining pin frame bottom is bearing in above the upper rail on the upper frame with axis of rolling bolster, upper rail is a circular long tube, there is support at the upper frame two ends, fix a drive on the support, its axle head has wind, the steel wire penetrating upper rail, walking around drive links to each other with the chaining pin frame, shake wind, the chaining pin frame can move along upper rail, and lift arm is made up of 4 rod members, the mutually hinged one-tenth fork-shaped in per 2 middle part, the lift arm left end respectively has upper block and lower tumbler, respectively last, on the underframe, move in the lower guide channel, the right-hand member of lift arm is respectively with last, the right part of underframe is connected, underframe also has axis of rolling bolster, can move along the lower guideway that is contained on the bracing frame, electrolytic cell places the below of underframe, and electrolyte is arranged in the groove, wherein into chaining pin and model well electrode, the output of voltage source and variable rheostat two ends and two electrodes join.

This measurement mechanism can be equipped with digital display instrument and grating chi, article three, the grating chi respectively is contained on bracing frame, upper frame and the underframe, digital display instrument can show its coordinate figure, also can replace the grating chi with graduated scale, and the shifting part that drives grating chi sliding shoe then replaces pointer.

Fig. 1 electrolytic model schematic diagram

Fig. 2 electrolytic model lateral view

Fig. 3 electrolytic model measurement mechanism schematic diagram

The schematic diagram of Fig. 4 chaining pin frame transmission

The lateral view of Fig. 5 chaining pin frame transmission

The schematic diagram of Fig. 6 axis of rolling bolster

The vertical view of Fig. 7 axis of rolling bolster

Fig. 8 lower tumbler and lifting frame connection diagram

Fig. 9 lifting frame other end scheme of installation

The schematic diagram that Figure 10 handwheel connects

The A of Figure 11 accompanying drawing 10 is to view

The nut schematic diagram that Figure 12 matches with the leading screw (62) at hand wheel shaft rear portion

Figure 13 upper block and lifting frame connection diagram

Now in conjunction with the accompanying drawings the structure of the measurement mechanism of electrolytic model is described in detail:

By Fig. 1, axis of rolling bolster (1) is equipped with in the bottom of chaining pin frame (4), upper frame (5) has upper rail (9), the upper rail made from pipe (8) is equipped with on upper frame (5) top, support (31) is equipped with at the upper frame two ends, drive (2) and wind (3) are housed on the support (39), the drive (2) that shackle line (19) passes the upper rail (8) and the left and right sides links to each other with chaining pin (4), shaking wind (3) makes drive (2) drive wire rope (19), so chaining pin frame (4) can utilize the bottom axis of rolling bolster (1) and along on lead (8) move left and right, 2 lift arms are mutually hinged one-tenth fork-shaped at the middle part, each connects upper block (10) or lower tumbler (11) with bearing pin () its left end, the right-hand member of 2 lift arms respectively connects upper frame (5) and underframe (7), lower guide channel (13) is also arranged in the underframe (7), the bottom is equipped with axis of rolling bolster (16) again, axis of rolling bolster (16) also is bearing in above the lower guideway (15), underframe (7) left end connects a spring bearing (12) with an angle steel, lower guideway (15) is placed on the bracing frame (14), underframe (7) below is electrolytic cell (18), and handwheel (17) is contained in the right side of lift arm (6).

Respectively there are a slide block (23), (24), (25) in grating chi (20), (21), (22), poke rod (26), (27), (28) are contained in respectively on underframe (7) chaining pin (4) and the upper frame (5), and contact and drive it and move with slide block (23), (24), (25) respectively, and in last its coordinate values that shows of digital display instrument (80), slide block (23), (24), (25) respectively have lead to be connected with digital display instrument (32).

Fig. 2 is the lateral view of electrolytic model, axis of rolling bolster (1) is equipped with in chaining pin frame (4) bottom, about drive (2) each one, be contained on the bolster (38), hold about axle and be contained in above the support (39) of angle steel, axle (38) right-hand member is equipped with wind (3), upper rail (8) is arranged at upper frame (5) top, upper rail (9) is arranged in the upper frame (5), upper block (10) also be about each 1, be contained on the axle (40), right and left respectively has 2 lift arms (6) to be hinged to fork-shaped at medium position mutually, handwheel (17) is equipped with at the middle part of axle (41), lower tumbler (11) is equipped with at the two ends of axle (41), and left and right sides lower guide channel (13) is also arranged at underframe (7) top, and lower tumbler (11) is positioned at above the lower guide channel (13), underframe (7) bottom also is equipped with axis of rolling bolster (16) and can be upward moved at the lower guideway (15) above the bracing frame (14), and electrolytic cell (18) is located in the below of underframe (7).

Fig. 3 is the schematic diagram of electrolytic model measurement mechanism

Civil power 220V receives voltage source (32), its output is required voltage, former electrode (33), (34) and the variable rheostat (35) of model well, the two ends of (36) of being connected to of voltage, variable rheostat (35), (36) are connected to each other, and receive the upper end of chaining pin (29) after joining with zero-position indicator (37) again, electrode (33), (34) and chaining pin (29) all are inserted in the electrolytic cell (18), and electrolytic cell (18) is placed in the bracing frame (14).

Fig. 4 is the schematic diagram of chaining pin frame transmission

One boss (42) with threaded hole is arranged at chaining pin (4) top, wherein be screwed into a hook bolt (43), shackle line (19) just is hooked on above the hook bolt (43), wire rope (19) also passes through the groove of drive (2), and upper rail (8), and the state of axis of rolling bolster (1) holds just above upper rail (8), on the axle (38) of drive (2) wind (3) is housed, axle head has screw thread, can use spiral shell (44) fixing, makes unlikely the dropping of wind (5).

Fig. 5 is the lateral view of chaining pin frame transmission, drive (2) is the triangle sheave, be fixed on above the axle (38) with pin, axle is fixed on above the support (39) with axle (47), its right-hand member is fixing with nut (44), packing ring (45), the axle right part has square toes (46), and wind (3) just is sleeved on above these square toes (46).

Fig. 6 is the schematic diagram of axis of rolling bolster, Fig. 7 is the vertical view of bearing bracket stand, axis of rolling bolster (1) is the polygon of one three fork-shaped, there is screwed hole (50) its upper end, can be fixed by bolts to the bottom of chaining pin frame (4) and underframe (7), also there is screwed hole (51) at the two ends, the left and right sides of bottom, bolt (49) is fixed on packing ring (48), bearing (47) in the screwed hole (51) of bearing bracket stand (1), two bearings all are to contact with last lower guideway (8), (15) obliquely, and the axial line of two bearings mutually at an angle of 90.

Fig. 8 is lower tumbler and lifting frame connection diagram, all there is screw thread at the two ends and the middle part of axle (60), axle (60) is equipped with axle sleeve (53) and lift arm (6), use spiral shell (52) fixing again, there is packing ring (54) axle sleeve (53) upper end, also uses 2 nuts (55) fixing, axle sleeve (57) and upper block (11) are equipped with in axle (60) top, the bottom is fixing with nut (56), and is fixing with packing ring (58) and 2 spiral shells (59) above.

Fig. 9 is the scheme of installation of the lifting frame other end, and axle sleeve (64) is housed axle (79) and lift arm (6) is fixing with nut (65), and the other end is fixing with packing ring (63), 2 nuts (62).

Figure 10 is the schematic diagram that handwheel connects.

Axle (61) is connected with axle sleeve (63) with axle (62), axle (63) is to be fixed on spool (61) and above (62) with pin (64), on the axle (61) axle sleeve (65) is housed, ball bearing (66) is contained between axle sleeve (65) and the axle (61), and with interstage sleeve (67) location, axle (a 61) right part has the square toes part, and the endoporus of handwheel (17) also is a square hole, just be sleeved on the square toes part of axle (61), use packing ring (68) and nut (69) to be fixed again.

Figure 11 be the A of accompanying drawing 10 to view, the left part of axle (41) is connected with axle sleeve (65) with screw thread, rolling bearing (66) partly is the shape of symmetry with interstage sleeve (67) location, right part, (representing among the figure).

Figure 12 is the connection at hand wheel shaft rear portion, the left end of axle (64) is contained in the spiral shell (31) of axle sleeve (70) with screw thread, all there is screwed hole at axle sleeve (20) two ends, pack in the hole bolster (71) (left part and right side symmetry, do not draw left part among the figure), the axle (41) in axle (71) and the accompanying drawing 11 is parallel to each other.

Figure 13 is the schematic diagram that upper block is connected with lifting frame, upper block (10) also uses axle sleeve (72) to be contained on the axle (75), and top is fixed axle sleeve (72) with nut (76) with nut (74), packing ring (73), bottom, axle (75) bottom is used fixedly lift arm (78) of nut (77), packing ring (78) again, and its structure is on all four with being connected of lower tumbler basically.

Operating principle and operating process are as follows:

Electricity Jie model is to utilize the geometric similarity and the water power principle of similitude, a kind of experimental facilities of the flowing law of simulating oil-water in porous media (oil reservoir), flow when wherein the resistance of current/voltage and conducting medium flowed in oil reservoir with profit respectively when electric current flowed in conducting medium (aqueous solution of water or certain salt one class), pressure reduction and oil reservoir resistance exist certain corresponding proportionate relationship, so in having the trough of conducting medium, corresponding proportionate relationship, so in having the trough of conducting medium, insert and water injection well, the corresponding electrode in the geometric position of producing well or profit supply boundary, and in conducting medium, distribute after applying correspondent voltage with regard to the corresponding voltage of pressure distribution in formation and the oil reservoir, the main task of electrolytic model is the voltage distribution situation of measuring in the three-dimensional conducting medium, thereby can gage well and well between pressure distribution in the oil reservoir, can study the flowing law of profit in oil reservoir according to the principle of similitude.

Promoting underframe (7) during use moves along lower guideway (15), control punch block (4) is moved at directions X, shake wind (3) by drive (2) and shackle line (9), pulling probe carriage (4) moves in the Y direction, rotate handwheel (17) and drive screw rod (30) precession or back-out in nut (31), the lower tumbler (11) that is slidingly connected with nut (31) is moved forward and backward in lower guide channel (13), force the angle of the crossing of the lift arm (6) that is slidingly connected with lower tumbler (11) to change, thereby make upper frame (5) and place chaining pin frame (4) on the upper frame (5) in the lifting of Z direction.

Measuring process is Song, produce required voltage and be added to model well electrode (33) by voltage (32) by civil power 220V power supply (Fig. 3), (34) and variable resistance box (35), (36) two ends, as chaining pin (29) people position (X, Y, the Z position) after fixing, regulate the resistance value of two resistance boxes, guarantee constant null detector (37) nulling that makes of total resistance of two resistance boxes, so the ratio of the shared total resistance value of resistance box (35) be chaining pin (29) apart from the voltage of model well electrode (39) account for alive ratio or fix the ratio of two resistance boxes, and only mobile chaining pin (29), just make the chaining pin position of null detector nulling be same voltage ratio, can retouch out equipotential ratio line thus.

If be equipped with grating chi (20), (21), (22) and digital display instrument (32), article three, the slip ring of grating chi (23), (24), (25) are driven by underframe (7), chaining pin frame (4) and upper ledge (5) respectively, can show its coordinate values on digital display instrument.

When not being equipped with grating chi and digital display instrument, all use graduated scale instead in the position of fixed grating chi, and shifting part (26), (26), (26) that drive grating chi slide block moves replace with pointer all.

Just can draw the magnitude of voltage of XYZ position by above-mentioned situation.

Compared with prior art, the measurement mechanism of electrolytic model has following advantages:

1, chaining pin can move in X, Y, three directions of Z, has reached the purpose of measuring three-dimensional voltage distributed constant.

2, domestic nothing is similarly installed, and a blank is filled up in making of the present utility model.

3, handle and handwheel position suitable, operating personnel needn't come and go and walk about, and are easy and simple to handle.

4, can be equipped with grating chi and digital display instrument, can accurately show the coordinate position of being surveyed, increase the sensitivity and the precision of measurement mechanism.

Claims

1, a kind of electrolytic model measurement mechanism, it is characterized in that chaining pin frame (4) bottom is equipped with axis of rolling bolster (1), has upper rail (9) in the upper frame (5), upper rail (8) is arranged at top, support (39) is equipped with at two ends, drive (2) and wind (3) are housed in the support, shackle line (19) passes chaining pin frame (4), drive (2) and upper rail (8), 2 lift arms (6) are mutually hinged one-tenth X-shaped at the middle part, its left end respectively connects a upper block (10) and lower tumbler (11), each connects upper frame (5) or underframe (7) respectively its right-hand member, lower guide channel (13) is also arranged in the underframe (7), and axis of rolling bolster (16) also is equipped with in the bottom, is bearing on the lower guideway (15), spring bearing (12) links to each other with underframe (7) with angle steel, and bracing frame (14) below is electrolyzer (8).

Grating chi (20), (21), (22) are separately fixed at bracing frame (14), upper frame (5) and lower frame (7), respectively there are a slide block (23), (24), (25) in grating chi (20), (21), (22), poke rod (26), (27), (28) contact with slide block (23), (24), (25) respectively, and slide block (23), (24), (25) respectively have lead to be connected in digital display instrument (80).

2, electrolytic model measurement mechanism according to claim 1 is characterized in that a boss (42) is arranged at chaining pin frame (4) top, wherein is screwed into a gib headed bolt (43), and wire rope (19) just is hooked on the gib headed bolt (43).

3, electrolytic model measurement mechanism according to claim 1, it is characterized in that axis of rolling bolster (1) is the polygon of one three fork-shaped, there is screwed hole (50) its upper end, can be fixed by bolts to chaining pin frame (4) bottom, also there is screwed hole (51) at the two ends, the left and right sides of bottom, bolt (49) is fixed on packing ring (48) bearing (47) in the screwed hole (51), and this two bearings portion is inclined cross on upper rail (8).

4, electrolytic model measurement mechanism according to claim 1, it is characterized in that upper block (10) is contained on the axle (75) with axle sleeve (72), top is fixing with nut (74), packing ring (73), the bottom is fixing with nut (76), axle (75) bottom is used nut (77) again, and packing ring (78) is lift arm (78) fixedly.

5, electrolytic model measurement mechanism according to claim 1, it is characterized in that graduated scale can be contained on bracing frame (14), upper frame (5), the underframe (7), the pointer of scale bar chi is contained in respectively on lower frame (7), upper frame (5), the chaining pin frame (4).