CN214870291U - Novel disassembly device for core of four-purpose water meter - Google Patents

Abstract

The utility model relates to a convenient instrument of maintenance is dismantled to water gauge core, technical scheme is worn to establish full thread ejector pin in a clamp plate center department, the top of full thread ejector pin sets up the ejector pin spacer, the ejector pin spacer is located the top of full thread ejector pin and corresponds with water gauge core bottom surface, the same distance department one end sets up fixed couple screw rod at clamp plate both ends, fixed couple screw rod screws up or weld fastening is decided through threaded connection with the clamp plate, the other end sets up taut couple screw rod, threaded connection back of the body lock nut behind the clamp plate is passed to taut couple screw rod bottom, fixed couple screw rod and taut couple screw rod will keep couple opening opposite direction when installing on the clamp plate. Has the advantages that: the convenient tool can be operated by workers freely even in a narrow space, the core cannot be damaged in the process of taking out the water meter core, and the convenient tool can be installed and used after being cleaned and adjusted, so that the expenditure of maintenance and purchase cost is reduced; the utility model has high use value and economic value.

Description

Novel disassembly device for core of four-purpose water meter

Technical Field

The utility model relates to a convenient tool for disassembling and maintaining a water meter core, belonging to the field of machining and manufacturing; in particular to a novel dismounting device for a fourfold water meter core.

Background

The operation surface of the south-fronted oil production area of the Shengli oil field is mainly concentrated on two banks at the downstream of the yellow river and the beach area of the sea entrance, and the water quality is greatly influenced by natural conditions such as silt, salt and alkali, so that the blockage and the erosion damage to a water meter in a water injection and supply system of an oil well are serious, the phenomena of silt silting, surface needle failure and surface core damage and metering failure frequently occur, and the normal production is influenced. Because there is no special dismounting tool, the pump room pipeline is arranged densely, the maintenance operation space is narrow, especially the distance between the water meter base and the ground is only 20-30cm, the method of hammering the lower plane of the meter core by hammering with hands is difficult to operate, and most of the water meter cores can be damaged, which results in the increase of maintenance and replacement cost. Therefore, a tool for disassembling the water meter core and safely taking out the water meter core is urgently needed in the production process of the operation in the oil area, and the problems are solved.

Disclosure of Invention

The utility model aims at providing a novel dismantlement of four change water gauge cores to the defect that exists in the operating technique under the current situation exactly. The problem of the water gauge core take out change inconvenient, waste time and energy, still can cause the water gauge core to damage, lead to the cost expenditure to increase is solved.

The technical scheme includes that a full-thread ejector rod 11 penetrates through the center of a pressing plate 5, an ejector rod spacer 10 is arranged at the top end of the full-thread ejector rod 11, the ejector rod spacer 10 is located at the top end of the full-thread ejector rod and corresponds to the bottom surface of a water meter core, a fixed hook screw 7 is arranged at one end of the pressing plate 5 at the same distance from the two ends of the pressing plate, the fixed hook screw 7 is screwed or welded and fixed with the pressing plate 5 through threaded connection, a tensioning hook screw 8 is arranged at the other end of the pressing plate, the bottom end of the tensioning hook screw 8 penetrates through the pressing plate 5 and then is connected with a back-tightening nut 9 through threaded connection, and the opening directions of the fixed hook screw 7 and the tensioning hook screw 8 are opposite when the fixed hook screw 7 and the tensioning hook screw 8 are installed on the pressing plate 5.

The intersection of the full-thread ejector rod 11 and the pressing plate 5 is provided with a mercury balance instrument, and the front wall of the pressing plate 5 is provided with a mercury balance instrument observation hole.

The full-thread ejector rod 11 is a structure which is provided with full threads in the middle, the tightly-pushing end is slightly pointed, and the head and the handle are processed into a hexagonal cube for wrench screwing; the mounting direction of the full-thread ejector rod 11 on the pressure plate 5 is consistent with the direction of the hook end of the tensioning hook screw 8.

The size of the inner hole thread of the ejector rod spacer 10 is the same as the size of the outer diameter of the full thread ejector rod 11, and the size of the outer diameter of the inner hole thread is slightly smaller than the size of the bottom plane of the water meter core 12.

Has the advantages that: the convenient tool is easy to process and manufacture, simple and convenient to operate and use, can be freely operated by workers even in a narrow space, cannot cause damage to the core in the process of taking out the water meter core, can be still installed and used after being cleaned and adjusted, and reduces the expenditure of maintenance and purchase cost; in addition, by virtue of the technical characteristics of convenient operation, the maintenance efficiency of a single water meter can be improved by 70 percent, so that the maintenance device also plays a positive propulsion role in the aspect of reducing labor intensity, and the maintenance device has higher use value and economic value.

Drawings

FIG. 1 is a schematic structural diagram of an oilfield quartic water meter and a pipeline system, and FIG. 4 is a water meter;

fig. 2 is a schematic structural diagram of the present invention.

Detailed Description

The embodiment is further described by combining the attached figures 1-2, wherein a full thread ejector rod 11 is arranged in the center of a press plate 5 in a penetrating way, an ejector rod spacer 10 is arranged at the top end of the full thread ejector rod 11, the ejector rod spacer 10 is positioned at the top end of the full thread ejector rod and corresponds to the bottom surface of a water meter core, one end of the same distance position of the two ends of the press plate 5 is provided with a fixed hook screw 7, the fixed hook screw 7 is screwed or welded and fixed with the press plate 5 through thread connection, the other end of the fixed hook screw is provided with a tensioning hook screw 8, the bottom end of the tensioning hook screw 8 penetrates through the press plate 5 and is connected with a back-up screw cap 9 through thread connection, the fixed hook screw 7 and the tensioning hook screw 8 are arranged on the press plate 5, the opening directions of hooks are opposite, so that the press plate keeps balance when the full thread ejector rod 11 is pressed; a mercury balance instrument is arranged at the junction of the full-thread ejector rod 11 and the pressing plate 5, and an observation hole of the mercury balance instrument is arranged on the front wall of the pressing plate 5; the full-thread ejector rod 11 is a structure which is provided with full threads in the middle, the tightly-pushing end is slightly pointed, and the head and the handle are processed into a hexagonal cube for wrench screwing; the mounting direction of the full-thread ejector rod 11 on the pressure plate 5 is consistent with the direction of the hook end of the tensioning hook screw 8; the size of the inner hole thread of the ejector rod spacer 10 is the same as the size of the outer diameter of the full thread ejector rod 11, and the size of the outer diameter of the inner hole thread is slightly smaller than the size of the bottom plane of the water meter core 12.

Technical description: the pressing plate 5 is made of common medium carbon steel materials and is subjected to quenching and tempering treatment; the thickness dimension is 20mm, the width dimension is 40mm, the length dimension is determined according to the width of the actual water meter base, generally, the length dimension is larger than the width of the water meter base, and the length dimension of the pressure plate (1) is 130mm in the embodiment; machining one M16 multiplied by 1.5 screw hole in the center of the pressure plate 5; m10, a screw hole with the diameter of 10mm and a through hole are symmetrically and uniformly distributed at two ends of the screw hole, and the center distance between the two holes is 110 mm; the full-thread ejector rod 11 is an M16 multiplied by 1.5 screw rod, the screwing end is slightly sharp, the handle is of a hexagonal structure and is used for screwing a wrench, and the total length size is preferably not less than 80 mm; the full-thread ejector rod 11 is screwed into a screw hole of M16 multiplied by 1.5 of the pressure plate 5; the inner diameter of the mandril spacer 10 is M16 multiplied by 1.5 screw holes, the outer diameter size is slightly smaller than the plane size of the bottom of the water meter core, the outer diameter size of the mandril spacer is phi 22mm, and the thickness of the mandril spacer is 6 mm; the ejector rod spacer 10 plays a role in assisting in stably ejecting the water meter core 12; the tensioning hook screw 8 is made of medium carbon steel bar with the diameter of phi 10mm through quenching and tempering; the diameter of the arc of the hook section is phi 30mm, the length of the screw tensioning section (containing M10 bolt) is 50mm, and the length of the screw is controlled to be suitable for adjusting the pressing plate 5 to be flat; the screw thread end of one of the fixed hook screw rods 7 is screwed into the screw hole at one end of the pressure plate 5, and the screw thread end of the other tensioning hook screw rod 8 passes through the through hole phi 10 at the other end of the pressure plate 5 and is fixed by a back-tensioning screw cap 9.

After the steps are completed, the effect verification process can be carried out:

firstly, bridging a fixed hook screw 7 and a tensioning hook screw 8 on water pipes 1 on two sides of a water meter base 2, adjusting a back tensioning screw cap 9 of the tensioning hook screw 8 on one side to enable a pressing plate 5 to be close to the bottom of a water meter core 12 and keep parallel as much as possible, then screwing a full-thread ejector rod 11 into a middle screw hole of the pressing plate 5, screwing down the water meter core plug 3, sleeving an ejector rod spacer 10 at the tip of the full-thread ejector rod 11 and attaching the ejector rod spacer to the bottom surface of the water meter core 12, then clamping a hexagonal structure of a handle part of the full-thread ejector rod 11 by using a wrench, and screwing in stably and forcibly to enable the water meter core to be separated from a shell.

The utility model discloses a structural feature and theory of operation:

the design idea of the utility model is to be caused by the installation and use environment condition of the water meter, so that the water meter has strong suitability under the specific condition of the water injection pump room in the oil extraction area, and the hook screw structure can be utilized to help the external force of the water pipe according to local conditions, and the appearance structure of the tool can be simplified, so that the operation is convenient, and the time and the labor are saved; use screw thread ejector pin mechanism, be the successful case of ingenious borrowing "lever principle", it not only can reduce workman's intensity of labour, still can avoid the work inconvenience that narrow and small space brought, normally goes on for oil district production provides reliable guarantee, according to statistics, uses this structure after, the man-hour of maintenance a water gauge is reduced to 20 minutes by original 60 minutes, and efficiency improves nearly 70%, sees from this that this utility model is more rich in practical meaning and spreading value.

Claims (4)

1. The utility model provides a novel dismantlement of tetrad water gauge core device which characterized by: wear to establish full thread ejector pin (11) in clamp plate (5) center department, the top of full thread ejector pin (11) sets up ejector pin spacer (10), set up fixed couple screw rod (7) in clamp plate (5) both ends same distance department one end, the other end sets up taut couple screw rod (8), threaded connection back of the body lock nut (9) behind clamp plate (5) is passed to taut couple screw rod (8) bottom, fixed couple screw rod (7) and taut couple screw rod (8) get in touch the opening opposite direction when installing on clamp plate (5).

2. The novel dismounting device for the core of the quartile water meter as claimed in claim 1, which is characterized in that: the intersection of the full-thread ejector rod (11) and the pressing plate (5) is provided with a mercury balance instrument, and the front wall of the pressing plate (5) is provided with a mercury balance instrument observation hole.

3. The novel dismounting device for the core of the quartic water meter in claim 1 or 2 is characterized in that: the full-thread ejector rod (11) is a structure which is provided with full threads in the middle, the tightly-pushing end is slightly pointed, and the head and the handle are processed into a hexagonal cube for wrench screwing; the mounting direction of the full-thread ejector rod (11) on the pressure plate (5) is consistent with the direction of the hook end of the tensioning hook screw rod (8).

4. The novel dismounting device for the core of the quartile water meter as claimed in claim 3, which is characterized in that: the thread size of the inner hole of the ejector rod spacer (10) is the same as the outer diameter size of the full thread ejector rod (11), and the outer diameter size of the inner hole is slightly smaller than the size of the bottom plane of the water meter core (12).

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