CN2931753Y - Minisize well borer - Google Patents

Abstract

The utility model discloses a mini-type well borer for water-surveying and well drilling in the countryside and comprises a diesel engine, a belt sheave, a framework, a wheel box, an elevation and subsidence controlling part of a drill rod and a water supplying part. An active belt pulley arranged on a drive axle of the diesel engine turns, and a slave belt pulley is synchronously and concurrently driven to turn with an active gear, and the active gear drives a meshing horizontally positioned slave gear to turn. The two gears with curve-lined gear forms are all conical and are arranged in a wheel box, a square hole is drilled through a driven gear, the wheel box is arranged on the upper part of the frame work, and the two wheels both use the angle steel as supporting racks. A square hole which a square bore rod drills through is up-and-down oppositely arranged on the middle of an upper removable plate of the wheel box, the elevation and subsidence of the bore rod is executed by an armored rope rolling cartridge at the side of the wheel box through an operation board, a wire cable, and a supporting bar, and the water supplying is executed by a water-supplying short-pitch arranged upon the square bore rod. The machine is characterized by the main components arranged on the same framework with being operated by only one person, simple structure, light weight and easy moving.

Description

Miniature trepan

Affiliated technical field

The utility model relates to a kind of drilling machinery, a kind of miniature trepan that is applicable to hills and the shallow-layer water detection drilling well of Pingba area.

Background technology

The trepan that twentieth century middle and later periods China rural area water detection drilling well is adopted is that the impact type effort is time-consuming, after use the rotary trepan of a kind of deep layer again, quickened drilling well water detection speed.But there is a common technological deficiency in rig, as power requirement three phase supply (380V), bit diameter is big, generally at 0.6m, is only applicable to office, school, factories and miness cluster water supply drilling well, complete machine weighs more than two tons, for trail, rural area difficult, the installation floor space is wide, unit cost height, because above technological deficiency causes water detection drilling cost height, narrow application range, promote seriously limited in particular for the exclusive solely family masses' water detection drilling well in rural area.

Summary of the invention

The present utility model purpose is exactly the technological deficiency that exists in the water detection drilling well background technology, and a kind of miniature trepan that is applicable to hills and Pingba area rural area water detection drilling well is provided, and the machine critical piece is installed on the same frame, the heavily about 250kg of complete machine, convenient in carrying is not selected road, and floor space is little, drilling depth can reach 30m, creep into the maximum 0.3m of diameter, power 5-12 horsepower diesel can use the motor of power supply 220V again, bit speed is fast, and cost of investment is low.

The technical scheme that realizes the present utility model purpose is: complete machine is made of motivation transfer motion part, rack section, gear-box part, drilling rod lifting control section and water supply part.Motivation transfer motion part comprises that diesel engine, power transmission that power source is provided adopt belt pulley transmission and gear drive dual mode, the drive pulley that is located on the diesel engine rotates, the drive driven pulley rotates, driven pulley rotated synchronously in the same way with coaxial linking to each other of driving gear, drove the driven tooth crop rotation simultaneously and horizontally rotated.Driving gear, driven gear are conical gear, and profile of tooth is bent tooth, two gears engaged intersect vertical axis.The driven gear center is provided with a square opening, and the drilling well kelly bar vertically passes from the hole, and drill bit is installed in termination round drill rod, round drill rod lower end under the drilling well kelly bar, and driven gear rotates, and the drilling well kelly bar is done to rotate synchronously, creeps under action of gravity.Gear-box places upper rack, four jiaos and shared same three angle steel of frame four support difference.Sealing around the gear-box, upper cover plate middle part are provided with the dismountable square cover plate of center band projection circular hole.On the projection circular hole the round-meshed cover plate in center is set, the cover plate center settles the square tube upper end to exceed capping 5cm, the square tube bottom is passed the such square tube of driven gear center square hole and is just connected gear-box cover plate, driven gear as a whole, square tube and square cover plate joining place are provided with movable disc, and disk is placed in the upper cover plate bearing.The driven tooth center is provided with a square internally and round externally steel cylinder and is enclosed within the bearing, and the bearing horizontal setting is provided with in the steel cylinder of disk in the lower end, and the steel cylinder disk is locked on the middle two angle steel crossbeams in gear-box bottom surface with screw.The common axis of driven pulley and driving gear is enclosed within the bearing, and bearing is placed in the bearing-shield, is installed on the steelframe of gear-box side again.Water supply part is between kelly bar upper end and enhancing ring the water supply pipe nipple to be set, and water supply pipe nipple side is set up a water and chewed the connection feed pipe, provide drilling water, because kelly bar and round bur bar and drill bit are hollow type, during drilling well, water just can directly be fed to the shaft bottom, guarantees drill water.Drilling well lifting control section, constitute by support bar, wire rope pulley, wire rope, wire rope Volume tube and operation control panel, the support bar lower end assigns in the fixed jack of gear-box loam cake, post upper is established two branches, wire rope pulley is installed in the end respectively, and wire rope one end span is crossed two pulleys and is colluded on enhancing ring by hook, and the other end is on wire rope Volume tube, wire rope Volume tube is installed on the support of gear-box one side, and wire rope Volume tube axle two ends are equipped with bearing.Operation control panel is pulled steel wire Volume tube when drilling rod promotes, drilling rod is proposed from well; When creeping into, wire rope is taken off from the support bar wire rope pulley, enhancing ring is passed in the hook of wire rope one end, hook is colluded on the steel loop on the gear-box face relative with support bar lower end jack, pull operation control panel and creep into to the driving drill bit of exerting pressure on the kelly bar by wire rope.Frame four pin and gear-box four slotted-angle shelvings are supported by an angle steel respectively, and four underfooting ends are linked in sequence with angle steel.

The beneficial effect of this utility model is: adopted belt transmission and gear drive to combine, simple in structure, critical pieces such as gear drive, lifting control, drilling rod all are installed on the same frame, layout is reasonable, only need one man operation to get final product, floor space is few, can effectively reduce drilling cost, easily promotes.

Description of drawings

Fig. 1 is miniature trepan scheme of installation

Fig. 2 is miniature trepan structural representation

The specific embodiment

The utility model embodiment is described further in conjunction with the accompanying drawings, and diesel engine among the figure (1) provides power source, is connected with driven pulley (4) through (3) two on V belt by the drive pulley on its power transmission shaft (2).Driven pulley (4) and coaxial linking to each other of driving gear (21), its axle sleeve is in bearing and insert in the bearing-shield (20), bearing-shield is installed on the steelframe of gear-box (16) side, driving gear (21) is conical with driven gear (22), bent tooth engagement intersect vertical axis, driving gear (21) driven pulley (4) rotates synchronously in the same way, drives driven gear (22) and does to horizontally rotate.Driven gear (22) center is provided with a square internally and round externally steel cylinder, steel cylinder is placed in the bearing, bearing is installed in the outer steel cylinder (24) again, and steel cylinder (24) outer, lower end is provided with a disk, and disk is locked on two middle angle steel crossbeams of gear-box (16) bottom surface with screw.Gear-box (16) places frame (17) top, and four jiaos are supported with respectively shared one three angle steel of frame four pin, and gear-box (16) is gone up four angle steel in following four directions and is welded on frame (17) and the four shared angle steel bracing frames of gear-box (16).Gear-box upper cover plate (26) is detachable, on four jiaos are locked in gear-box (16) casing top with screw the steelframe, the center band projection dismountable cover plate of circular hole (5) is set above the gear-box upper cover plate (26), on its protruding circular hole the center is set the cover plate of circular port (27) is arranged, box section (6) is settled at cover plate (27) center, box section (6) bottom is enclosed within the bearing, and bearing is placed in the bearing steel bushing (28), and bearing steel bushing (28) outer wall is welded on below the gear-box upper cover plate (26).Gear-box (16) seals with steel plate all around.

Drilling rod lifting control, during drilling well, kelly bar (7) is termination round bur bar (18) down, termination drill bit (25) under the round bur bar, kelly bar (7) passes from the square hole at gear-box (16) upper cover plate (26) and driven gear (22) center.Wire rope (12) takes off hook and passes enhancing ring (9) and collude on the steel loop (19) on gear-box (16) upper cover plate (26) from wire rope pulley (10), pull the operation control panel (15) on the wire rope Volume tube (23) that is installed on gear-box (16) side stand (25), exert pressure for kelly bar (7) by wire rope (12).Support bar (13) lower end is inserted in the fixed jack on gear-box (16) upper cover plate (26) face, and the upper end is established two branches (10) two of fleet wheels are installed.When drilling rod promotes, the hook of wire rope (12) is colluded on enhancing ring (9), pull operation control panel (1).The rig water supply installation is between kelly bar (7) upper end and enhancing ring (9) a water supply pipe nipple (8) to be set, and water supply pipe nipple (8) is set up Yi Shuizui (11) and provided water when being connected drilling well with feed pipe (14).

Claims (4)

1, miniature trepan comprises the power diesel engine, frame, gear-box, drilling rod lifting control, water supply part, it is characterized in that: the diesel engine source that is used as power, power transmission adopts belt pulley transmission and gear drive dual mode, the drive pulley (2) that is located on the diesel engine (1) rotates drive driven pulley (4) rotation, belt pulley uses two V belts, driven pulley (4) rotated synchronously in the same way with coaxial linking to each other of driving gear (21), driving gear (21) drives driven gear (22) with driven gear (22) engagement and does to horizontally rotate, two gears are installed in the gear-box (16) that seals around frame (17) top, (17) four supports of frame and (16) four jiaos of skeletons of gear-box are made of same angle steel respectively, four horizontal steelframes in gear-box (16) end and the last four horizontal steelframes of frame (17) are shared, four horizontal steelframe two ends, gear-box (16) top directly are welded in frame (17) and gear-box (16) common support angle steel upper end, (26) four jiaos of gear-box (16) upper cover plates are locked on the four horizontal steelframes in top with screw, be provided with above the upper cover plate (26) on its protruding circular hole of the band projection dismountable cover plate of circular hole (5) of center the round-meshed cover plate in center (27) is set, cover plate (27) center is provided with square tube (6), square tube (6) bottom is enclosed within the bearing, bearing is placed in the bearing steel bushing (28), bearing steel bushing (28) outer wall is welded on below gear-box (16) upper cover plate (26), drilling rod lifting control is by being installed in the wire rope Volume tube (23) above gear-box (16) side stand (25) and finishing around top wire rope (12), the wire rope pulley (10) that wire rope (12) is walked around in two branches of support bar (13) upper end colludes on enhancing ring (9) by the terminal hook that is provided with of wire rope (12), and water supply is chewed (11) by the water that is located at the water supply pipe nipple (8) between enhancing ring (9) lower end and kelly bar (7) upper end and set up and finished with feed pipe (14).

2, miniature trepan according to claim 1, it is characterized in that driving gear (21) and driven gear (22) are conical gear, profile of tooth is bent tooth, Gear axis intersects vertically, driving gear (21) and coaxial linking to each other of driven pulley (4), in the bearing of its axle sleeve in bearing-shield (20), bearing-shield (20) is installed on the steelframe of gear-box (16) side.

3, miniature trepan according to claim 1 and 2, it is characterized in that driven gear (22) center is provided with a square internally and round externally steel cylinder, steel cylinder is installed in the bearing, bearing horizontal setting outside in the steel cylinder (24) again, steel cylinder (24) outer, lower end is provided with disk, and disk is locked on two middle angle steel crossbeams of gear-box (16) bottom surface with screw.

4, miniature trepan according to claim 1 is characterized in that wire rope Volume tube (23) two ends are enclosed within the bearing and add guard shield.

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