CN220837993U - Auxiliary low-position drilling mechanism - Google Patents

Abstract

The utility model discloses an auxiliary low-position drilling mechanism, which belongs to the technical field of drilling devices and comprises the following specific technical scheme: the drilling and positioning mechanism is internally provided with a front end cross beam and a rear end cross beam, the heights of the front end cross beam and the rear end cross beam are adjustable, the top of the front end cross beam is hinged with an arc-shaped pressing handle, the arc-shaped pressing handle is limited by a butterfly bolt, an electric hammer is locked between the front end cross beam and the rear end cross beam through the arc-shaped pressing handle, and a pushing deflector rod is arranged in the pushing mechanism and controls the electric hammer to transversely move back and forth.

Description

Auxiliary low-position drilling mechanism

Technical Field

The utility model belongs to the technical field of drilling devices, and particularly relates to a low-position drilling mechanism applied to a cable trench.

Background

The cable trench is an underground pipeline for laying and replacing electric power or telecommunication cable facilities, is also an enclosure structure of the laid cable facilities, and has pipeline structure forms such as rectangle, circle, arch and the like. The cable trench is typically of concrete or masonry construction, with the top covered by a cover plate. According to the different quantity of cables laid, the single-layer cable can be laid at the bottom of the cable trench, the layered cable can be laid on the cable support of the cable trench, the cable support is arranged on one side or two sides of the cable trench according to the quantity of the laid cables, and the cable penetrates out of the side wall of the cable trench to enter a power supply or communication place. In traditional work progress, accomplish the punching of lateral wall by the handheld electric drill of constructor mainly, and artifical drilling mainly has following technical problem:

1. In the drilling process, because the trench wall is relatively hard, a drill bit can jump or swing, the electric hammer cannot be completely held stably by manpower alone, and when a hole vertical to the cable trench wall needs to be drilled, the axis of the hole is difficult to be completely vertical to the inner wall of the cable trench;

2. When the holes are formed in rows, the heights and the intervals of the holes in the rows are difficult to be consistent due to certain randomness of manual operation;

3. the feeding speed of the drill bit is also completely dependent on manual propulsion, which can cause too high or too low feeding speed, if the feeding speed of the drill bit is too high, overload burning out of a motor is easy to occur, and if the feeding speed is too low, insufficient feeding power is caused, so that waste of manpower, time and energy is caused;

4. manual drilling also has the risks of large working strength, electric shock, accidental injury of personnel and the like of a handheld electric tool, and has lower efficiency.

5. The cable trench is narrow in space, the electric hammer operation space is small, the operation visual field of operators in the cable trench is narrow, the force is difficult, and the labor intensity is high.

Disclosure of utility model

In order to solve the technical problems in the prior art, the utility model provides a convenient and efficient drilling tool, in a special low-position operation scene, an electric hammer impact drill is fixed through a mechanism part and positioned through a scale, the feeding and retreating operation of the electric hammer is controlled by adopting a cylinder rod structure, and the electric hammer impact drill is quickly moved and positioned in the line direction through a roller and a longitudinal positioning structure, so that the positioning precision is high and the operation is simple and convenient.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: an auxiliary low-level drilling mechanism comprises a main body frame mechanism, a locking mechanism, a drilling positioning mechanism and a propelling mechanism.

The main body frame mechanism comprises a bottom beam frame and a top beam frame, wherein the top beam frame and the bottom beam frame are supported by a middle beam frame, two tracks are arranged on the top beam frame in parallel, four top wheel frames are arranged at the bottom of the top beam frame, wheels are arranged on each top wheel frame, four bottom wheel frames are arranged at the bottom of the bottom beam frame, wheels are arranged on each bottom wheel frame, and the central axes of the wheels on the top wheel frames are perpendicular to the central axes of the wheels on the bottom wheel frames.

When moving in the cable groove, wheels of the top wheel frames on two sides are arranged on two sides of the cable groove, the wheels on the bottom wheel frames are suspended, the rotation direction of the wheels of the top wheel frames is consistent with the length direction of the cable groove, and after one hole is drilled, the main body frame mechanism is pushed to move to the next punching position; when the whole drilling mechanism moves outside the cable groove, the wheels of the top wheel frame are suspended to push the main body frame mechanism, and the wheels of the bottom wheel frame roll on the ground, so that the movement is convenient.

The locking mechanism comprises a locking deflector rod, the top end of the locking deflector rod is free, the bottom end of the locking deflector rod is connected with a first bottom locking device, the middle part of the locking deflector rod is fixed with one end of a first transmission shaft, the other end of the first transmission shaft is fixed with the top of an auxiliary deflector rod, the bottom of the auxiliary deflector rod is connected with a second bottom locking device, and the first transmission shaft is rotationally connected to a roof beam frame through a bearing. The handle of locking driving lever is pressed down, and first bottom locking device and second bottom locking device card are in cable slot, and the location of being convenient for avoids the drill bit to rock and influence drilling quality when drilling.

The first bottom locking device and the second bottom locking device are identical in structure, the first bottom locking device comprises a first ejector rod and a second ejector rod, the first ejector rod is installed on the middle beam frame through a linear bearing, the first ejector rod is connected with a first set of buckles, the top of the first set of buckles is hinged to the bottom of a first connecting rod, the top of the first connecting rod is hinged to the bottom of a locking deflector rod, the second ejector rod is installed on the middle beam frame through the linear bearing, the inner side end head of the second ejector rod is hinged to a fourth connecting rod, a third connecting rod and a second connecting rod in sequence, and the top of the second connecting rod is hinged to the locking deflector rod. Pressing down the locking deflector rod, enabling the first bottom locking device and the second bottom locking device to synchronously move, enabling the first ejector rod and the second ejector rod to outwards move, ejecting the first ejector rod and the second ejector rod on two side walls of the cable groove, and placing the second connecting rod and the third connecting rod on the same straight line after the first ejector rod and the second ejector rod are pressed to the designated positions, so that self-locking is achieved; the locking deflector rod is lifted upwards, and the first ejector rod and the second ejector rod move inwards to unlock.

The drilling positioning mechanism comprises a drilling frame, the top of the drilling frame is provided with a roller, the roller is slidably connected between the two top rails, and the drilling frame can do reciprocating linear motion along the two rails.

A plurality of sets of fixing devices are arranged in the drilling frame, and fixing devices with different heights are selected according to the requirements of actual drilling heights, so that the drilling frame can adapt to the drilling requirements of different cable grooves.

The fixing device comprises a front end cross beam, a rear end cross beam and an arc pressing handle, wherein the front end cross beam and the rear end cross beam are arranged at equal heights, a first strip-shaped hole, a second strip-shaped hole, a third strip-shaped hole and a fourth strip-shaped hole are formed in the drilling frame, a butterfly bolt penetrates through the first strip-shaped hole and then is connected with one end of the front end cross beam, a butterfly bolt penetrates through the second strip-shaped hole and then is connected with the other end of the front end cross beam, a butterfly bolt penetrates through the third strip-shaped hole and then is connected with one end of the rear end cross beam, and a butterfly bolt penetrates through the fourth strip-shaped hole and then is connected with the other end of the rear end cross beam. The mounting height of the front end cross beam can be adjusted by loosening the butterfly bolts on the first strip-shaped hole and the second strip-shaped hole, locking the butterfly bolts on the first strip-shaped hole and the second strip-shaped hole and locking the mounting height of the front end cross beam; and the mounting height of the rear end cross beam can be adjusted by loosening the butterfly bolts on the third strip-shaped hole and the fourth strip-shaped hole, locking the butterfly bolts on the third strip-shaped hole and the fourth strip-shaped hole and locking the mounting height of the rear end cross beam.

One end of the arc pressing handle is hinged to the top of the front end crossbeam, the other end of the arc pressing handle is connected to the top of the front end crossbeam through a butterfly bolt, the butterfly bolt is loosened, the arc pressing handle rotates around the hinge of the arc pressing handle, the electric hammer is placed on the front end crossbeam, the arc pressing handle is pressed down again, the butterfly bolt is screwed, and the electric hammer is locked again.

The pushing mechanism comprises a pushing deflector rod, one end of the pushing deflector rod is free, the other end of the pushing deflector rod is fixedly connected with one end of a second transmission shaft, the second transmission shaft is connected to the middle beam frame in a rolling way through a bearing, the second transmission shaft is fixed with one end of a fifth connecting rod, the other end of the fifth connecting rod is hinged with one end of a sixth connecting rod, and the other end of the sixth connecting rod is hinged with the bottom of the drilling frame. The pushing deflector rod is pressed downwards, the fifth connecting rod synchronously rotates along with the second transmission shaft, and the sixth connecting rod drives the drilling positioning mechanism to move towards the side wall, so that drilling is realized; after the drilling is completed, the pushing deflector rod is pushed upwards, the drilling positioning mechanism moves away from the side wall, the drill bit of the electric hammer is separated from the drilled hole, and the next drilling can be performed.

Four vertical struts are arranged on the drilling frame, vertical scales are arranged on each vertical strut, front end heads are arranged at two ends of the front end cross beam, the front end heads point to scales of the corresponding side vertical scales, scale indexes of the front end heads on the same side vertical scales display the specific installation height of the front end cross beam, rear end heads are arranged at two ends of the rear end cross beam, the rear end heads point to scales of the corresponding side vertical scales, and the rear end heads display the specific installation height of the rear end cross beam on the same side vertical scales.

The top of the drilling frame is provided with a transverse scale, the top beam frame is provided with a transverse mark head, the transverse mark head points to scales of the transverse scale, and the transverse position of the drilling frame is displayed through scale indexes of the transverse mark head on the transverse scale so as to adjust the feeding distance of the electric hammer.

The utility model is also provided with a longitudinal positioning mechanism, the longitudinal positioning mechanism comprises a telescopic positioning sleeve and a limiting lock piece, the limiting lock piece is provided with an L-shaped open slot, one end of the telescopic positioning sleeve is free, and the other end of the telescopic positioning sleeve is hinged in the L-shaped open slot. The telescopic positioning sleeve is put down, and is positioned at a horizontal position under the action of the L-shaped open slot, and the telescopic positioning sleeve is stretched to a specified length so as to facilitate positioning between adjacent holes; the telescopic positioning sleeve is retracted to the shortest length, and the telescopic positioning sleeve is erected, so that the telescopic positioning sleeve is convenient to move.

The utility model also provides an auxiliary mechanism, which comprises an industrial plug, a wiring row plug and a lighting device, wherein the industrial plug, the wiring row plug and the lighting device are arranged at the top of the drilling frame, the industrial plug and the lighting device are respectively arranged at two sides of the wiring row plug, the industrial plug can be quickly connected with a generator or other cables for power transmission, and the wiring row plug is used for supplying power hammers and directional lighting. The illumination device is a self-contained gooseneck illumination lamp, the illumination direction can be adjusted universally through the gooseneck, illumination can be provided for the drilling position through the illumination device, the brightness is improved, and the construction operation is convenient.

The winding rows are fixed on two sides of the main body frame mechanism, each winding row consists of three transverse steel pipes and one vertical steel pipe, the three transverse steel pipes are arranged in parallel, and the cables can be wound on the winding rows to facilitate winding and unwinding of the longer cables.

The outer end of first ejector pin is equipped with first disc support, and first disc support's diameter is greater than the diameter of first ejector pin, and at the in-process of location, first disc support supports on cable pit's lateral wall, and stability is higher.

The outer end of second ejector pin is equipped with the second disc support, and the diameter of second disc support is greater than the diameter of second ejector pin, and at the in-process of location, the second disc support supports on cable pit's lateral wall, and stability is higher.

Wherein, the number of the fixing devices is preferably two.

Compared with the prior art, the utility model has the following specific beneficial effects: according to the utility model, through arranging the connecting rod structure with the self-locking function, the locking or unlocking of the whole mechanism in the cable groove is realized through operating the locking deflector rod, the drilling height and the drilling depth of the electric hammer are indicated through the scale, and the punching of the electric hammer on the side wall of the narrow cable groove is realized through operating the pushing deflector rod. According to the utility model, the mechanical device replaces manual drilling, so that the working intensity is reduced, the drilling quality and stability are improved, and the working efficiency is improved.

Drawings

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a front view of the present utility model.

Fig. 3 is a side view of the present utility model.

Fig. 4 is a top view of the present utility model.

In the figure, 1 is a main body frame mechanism, 11 is a bottom beam frame, 12 is a top beam frame, 13 is a middle beam frame, 14 is a track, 15 is a top wheel frame, 16 is a bottom wheel frame, 17 is a winding row, 2 is a locking mechanism, 201 is a locking deflector rod, 202 is a first transmission shaft, 203 is a first top rod, 204 is a second top rod, 205 is a first connecting rod, 206 is a second connecting rod, 207 is a third connecting rod, 208 is a fourth connecting rod, 209 is a first disk support, 210 is a second disk support, 3 is a drilling positioning mechanism, 301 is a drilling frame, 302 is a front end cross beam, 303 is a rear end cross beam, 304 is an arc-shaped pressing handle, 305 is a first strip-shaped hole, 306 is a second strip-shaped hole, 307 is a third strip-shaped hole, 308 is a fourth strip-shaped hole, 309 is a vertical support rod, 310 is a vertical support rod, 311 is a front end support head, 312 is a rear end support head, 313 is a transverse support head, 314 is a transverse support head, 4 is a pushing mechanism, 41 is a pushing deflector rod, 42 is a second transmission shaft, 43 is a fifth transmission shaft, 44 is a sixth connecting rod, 5 is a longitudinal connecting rod, 51 is a wire-locking mechanism, 62 is a wire-connecting rod, and a positioning device is an auxiliary wire-limiting device is a wire-connecting device, and is a wire-connecting device is a 6.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

As shown in fig. 1-4, an auxiliary low-level drilling mechanism comprises a main body frame mechanism 1, a locking mechanism 2, a drilling positioning mechanism 3 and a propelling mechanism 4.

The main body frame mechanism 1 comprises a bottom beam frame 11 and a top beam frame 12, wherein the top beam frame 12 and the bottom beam frame 11 are supported by a middle beam frame 13, two rails 14 are arranged on the top beam frame 12 in parallel, four top wheel frames 15 are arranged at the bottom of the top beam frame 12, wheels are arranged on each top wheel frame 15, four bottom wheel frames 16 are arranged at the bottom of the bottom beam frame 11, wheels are arranged on each bottom wheel frame 16, and the central axes of the wheels on the top wheel frames 15 are perpendicular to the central axes of the wheels on the bottom wheel frames 16.

When moving in the cable trench, wheels of the top wheel frames 15 on two sides are arranged on two sides of the cable trench, wheels on the bottom wheel frames 16 are suspended, the rotation direction of the wheels of the top wheel frames 15 is consistent with the length direction of the cable trench, and after a hole is drilled, the main body frame mechanism 1 is pushed to move to the next punching position; when the whole drilling mechanism moves outside the cable groove, the wheels of the top wheel frame 15 are suspended to push the main body frame mechanism 1, and the wheels of the bottom wheel frame 16 roll on the ground, so that the movement is convenient.

The locking mechanism 2 comprises a locking deflector rod 201, the top end of the locking deflector rod 201 is free, the bottom end of the locking deflector rod 201 is connected with a first bottom locking device, the middle part of the locking deflector rod 201 is fixed with one end of a first transmission shaft 202, the other end of the first transmission shaft 202 is fixed with the top of an auxiliary deflector rod, the bottom of the auxiliary deflector rod is connected with a second bottom locking device, and the first transmission shaft 202 is rotatably connected to the top beam frame 12 through a bearing. The handle of the locking deflector 201 is pressed down, and the first bottom locking device and the second bottom locking device are clamped in the cable trench, so that positioning is facilitated, and drill bit shaking during drilling is avoided, and drilling quality is prevented from being influenced.

The first bottom locking device and the second bottom locking device have the same structure, the first bottom locking device comprises a first ejector rod 203 and a second ejector rod 204, the first ejector rod 203 is installed on the middle beam frame 13 through a linear bearing, the first ejector rod 203 is connected with a first set of buckles, the top of the first set of buckles is hinged to the bottom of a first connecting rod 205, the top of the first connecting rod 205 is hinged to the bottom of a locking deflector 201, the second ejector rod 204 is installed on the middle beam frame 13 through a linear bearing, the inner end of the second ejector rod 204 is hinged to one end of a fourth connecting rod 208, the other end of the fourth connecting rod 208 is hinged to one end of a third connecting rod 207, the other end of the third connecting rod 207 is hinged to one end of a second connecting rod 206, and the other end of the second connecting rod 206 is hinged to the locking deflector 201. The locking deflector 201 is pressed downwards, the first bottom locking device and the second bottom locking device synchronously move, the first ejector rod 203 and the second ejector rod 204 both move outwards and push against the two side walls of the cable trench, and after the cable trench is pressed to a designated position, the second connecting rod 206 and the third connecting rod 207 are arranged on the same straight line, so that self-locking is realized; the locking deflector 201 is lifted upwards, and the first push rod 203 and the second push rod 204 move inwards to release the locking.

The drilling positioning mechanism 3 comprises a drilling frame 301, wherein a roller is arranged at the top of the drilling frame 301, the roller is slidably connected between two top rails 14, and the drilling frame 301 can do reciprocating linear motion along the two rails 14.

Two sets of fixing devices are arranged in the drilling frame 301, and fixing devices with different heights are selected according to the requirements of actual drilling heights, so that the drilling frame can adapt to the requirements of holes of different cable grooves.

The fixing device comprises a front end cross beam 302, a rear end cross beam 303 and an arc pressing handle 304, wherein the front end cross beam 302 and the rear end cross beam 303 are arranged at the same height, a first strip-shaped hole 305, a second strip-shaped hole 306, a third strip-shaped hole 307 and a fourth strip-shaped hole 308 are formed in the drilling frame 301, a butterfly bolt penetrates through the first strip-shaped hole 305 and then is connected with one end of the front end cross beam 302, a butterfly bolt penetrates through the second strip-shaped hole 306 and then is connected with the other end of the front end cross beam 302, a butterfly bolt penetrates through the third strip-shaped hole 307 and then is connected with one end of the rear end cross beam 303, and a butterfly bolt penetrates through the fourth strip-shaped hole 308 and then is connected with the other end of the rear end cross beam 303. The mounting height of the front end cross beam 302 can be adjusted by loosening the butterfly bolts on the first strip-shaped hole 305 and the second strip-shaped hole 306, locking the butterfly bolts on the first strip-shaped hole 305 and the second strip-shaped hole 306 and locking the mounting height of the front end cross beam 302; the mounting height of the rear end cross beam 303 can be adjusted by loosening the butterfly bolts on the third strip-shaped hole 307 and the fourth strip-shaped hole 308, locking the butterfly bolts on the third strip-shaped hole 307 and the fourth strip-shaped hole 308, and locking the mounting height of the rear end cross beam 303.

One end of the arc pressing handle 304 is hinged to the top of the front end crossbeam 302, the other end of the arc pressing handle 304 is connected to the top of the front end crossbeam 302 through a butterfly bolt, the butterfly bolt is loosened, the arc pressing handle 304 rotates around the hinged position of the arc pressing handle 304, an electric hammer is placed on the front end crossbeam 302, the arc pressing handle 304 is pressed down again, the butterfly bolt is screwed, and the electric hammer is locked again.

The pushing mechanism 4 comprises a pushing deflector rod 41, one end of the pushing deflector rod 41 is free, the other end of the pushing deflector rod 41 is fixedly connected with one end of a second transmission shaft 42, the second transmission shaft 42 is connected to the middle beam frame 13 in a rolling way through a bearing, the second transmission shaft 42 is fixedly connected with one end of a fifth connecting rod 43, the other end of the fifth connecting rod 43 is hinged with one end of a sixth connecting rod 44, and the other end of the sixth connecting rod 44 is hinged with the bottom of the drilling frame 301. Pushing the pushing deflector rod 41 downwards, enabling the fifth connecting rod 43 to synchronously rotate along with the second transmission shaft 42, and enabling the sixth connecting rod 44 to drive the drilling positioning mechanism 3 to move towards the side wall so as to drill holes; after the drilling is completed, the pushing deflector rod 41 is pushed upwards, the drilling positioning mechanism 3 moves away from the side wall, the drill bit of the electric hammer is separated from the drilled hole, and the next drilling can be performed.

Four vertical struts 309 are arranged on the drilling frame 301, vertical scales 310 are uniformly distributed on each vertical strut 309, front end heads 311 are arranged at two ends of the front end cross beam 302, the front end heads 311 point to scales of the corresponding side vertical scales 310, scale indexes of the front end heads 311 on the same side vertical scales 310 display the specific installation heights of the front end cross beam 302, rear end heads 312 are arranged at two ends of the rear end cross beam 303, the rear end heads 312 point to scales of the corresponding side vertical scales 310, and scale indexes of the rear end heads 312 on the same side vertical scales 310 display the specific installation heights of the rear end cross beam 303.

The top of the drilling frame 301 is provided with a transverse scale 313, the top beam frame 12 is provided with a transverse header 314, the transverse header 314 points to scales of the transverse scale 313, and the transverse position of the drilling frame 301 is displayed through scale indexes of the transverse header 314 on the transverse scale 313 so as to adjust the feeding distance of the electric hammer.

The utility model is also provided with a longitudinal positioning mechanism 5, the longitudinal positioning mechanism 5 comprises a telescopic positioning sleeve 51 and a limiting lock piece 52, an L-shaped open slot is arranged on the limiting lock piece 52, one end of the telescopic positioning sleeve 51 is free, and the other end of the telescopic positioning sleeve 51 is hinged in the L-shaped open slot. The telescopic positioning sleeve 51 is put down, the telescopic positioning sleeve 51 is positioned at a horizontal position under the action of the L-shaped open slot, and the telescopic positioning sleeve 51 is stretched to a specified length so as to facilitate positioning between adjacent holes; the telescopic positioning sleeve 51 is retracted to the shortest length, and the telescopic positioning sleeve 51 is erected to facilitate movement.

The utility model is also provided with an auxiliary mechanism 6, the auxiliary mechanism 6 comprises an industrial plug 61, a wiring extension socket 62 and a lighting device 63 which are arranged at the top of the drilling frame 301, the industrial plug 61 and the lighting device 63 are respectively arranged at two sides of the wiring extension socket 62, the industrial plug 61 can be quickly connected with a generator or other cables for power transmission, and the wiring extension socket 62 is used for supplying power hammers and directional lighting. The illumination device 63 is a self-contained gooseneck illumination lamp, the illumination direction can be universally adjusted through the gooseneck, illumination can be provided for the drilling position through the illumination device 63, the brightness is improved, and the construction operation is convenient.

The two sides of the main body frame mechanism 1 are both fixed with winding rows 17, each winding row 17 consists of three transverse steel pipes and one vertical steel pipe, the three transverse steel pipes are arranged in parallel, and cables can be wound on the winding rows 17 to facilitate winding and unwinding of longer cables.

The outer end of the first ejector rod 203 is provided with a first disc-shaped support 209, the diameter of the first disc-shaped support 209 is larger than that of the first ejector rod 203, and in the positioning process, the first disc-shaped support 209 is supported on the side wall of the cable trench, so that the stability is higher.

The outer end of the second ejector rod 204 is provided with a second disc-type support 210, the diameter of the second disc-type support 210 is larger than that of the second ejector rod 204, and in the positioning process, the second disc-type support 210 is supported on the side wall of the cable groove, so that the stability is higher.

In the actual operation, the installation position of the electric hammer on the drilling frame 301 is selected according to the height of the drilling hole, if the drilling hole is high, the upper fixing device is selected, and if the drilling hole is low, the lower fixing device is selected. Taking the fixing device at the upper part as an example, loosening the butterfly bolts at the two sides of the front end beam 302, locking the butterfly bolts at the two sides of the front end beam 302 again according to the index display on the vertical scale 310 at the corresponding side of the front end mark head 311, and determining the drilling height of the electric hammer; the butterfly bolts on the two sides of the rear end beam 303 are loosened, and the butterfly bolts on the two sides of the rear end beam 303 are locked again according to index display of the rear end header 312 wounded on the corresponding side vertical scale 310 so as to control the drilling height of the rear end beam 303. The butterfly bolt at one end of the arc pressing handle 304 is loosened, the arc pressing handle 304 is turned up, the electric hammer is placed between the front end crossbeam 302 and the rear end crossbeam 303, the arc pressing handle 304 is buckled down, the arc pressing handle 304 is locked, and the drill bit of the electric hammer faces the side wall of the cable trench.

Placing roof beam frames 12 on the tops of two sides of a cable trench, placing the roof beam frames 12 on the tops of wheel cable trenches of wheel frames 15 on the two sides of the roof beam frames 12 along the length direction of the cable trench, arranging the rotation direction of wheels, directing the light of a lighting device 63 to a drilling position, pressing down a locking deflector 201, respectively propping a first push rod 203 and a second push rod 204 on two sides against two side walls of the cable trench under the action of a connecting rod, and enabling a second connecting rod 206 and a third connecting rod 207 to be in the same straight line so as to realize self-locking; pushing down the push rod 41, the fifth link 43, the sixth link 44, the drill positioning mechanism 3, and the electric hammer move synchronously toward the side wall of the cable pit, and the drill depth of the electric hammer is displayed by the transverse header 314 and the transverse scale 313. After the drilling is finished, the pushing deflector rod 41 is reversely pulled up to finish the drilling, the locking deflector rod 201 is reversely pulled up, and the first ejector rod 203 and the second ejector rod 204 on the two sides are separated from the cable groove.

The telescopic positioning sleeve 51 is placed to the horizontal position, the telescopic positioning sleeve 51 is prolonged to the designated length, the drilling mechanism is pushed to move towards the next drilling position, the walking distance of the drilling mechanism is the same as the extending length of the telescopic positioning sleeve 51, the positioning is quick, the manual pulling rule positioning is not needed, the drilling stability and the working efficiency are greatly improved, the telescopic positioning sleeve is very suitable for construction in a narrow cable trench, and the telescopic positioning sleeve can be widely popularized and applied.

The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (7)

1. An auxiliary low-level drilling mechanism is characterized by comprising a main body frame mechanism (1), a locking mechanism (2), a drilling positioning mechanism (3) and a propelling mechanism (4);

The main body frame mechanism (1) comprises a bottom beam frame (11) and a top beam frame (12), wherein the top beam frame (12) and the bottom beam frame (11) are supported by a middle beam frame (13), two rails (14) are arranged on the top beam frame (12) in parallel, four top wheel frames (15) are arranged at the bottom of the top beam frame (12), wheels are arranged on each top wheel frame (15), four bottom wheel frames (16) are arranged at the bottom of the bottom beam frame (11), and wheels are arranged on each bottom wheel frame (16);

The locking mechanism (2) comprises a locking deflector rod (201), the top end of the locking deflector rod (201) is free, the bottom end of the locking deflector rod (201) is connected with a first bottom locking device, the middle part of the locking deflector rod (201) is fixed with one end of a first transmission shaft (202), the other end of the first transmission shaft (202) is fixed with the top of an auxiliary deflector rod, the bottom of the auxiliary deflector rod is connected with a second bottom locking device, and the first transmission shaft (202) is rotatably connected to a top beam frame (12) through a bearing;

The first bottom locking device and the second bottom locking device are identical in structure, the first bottom locking device comprises a first ejector rod (203) and a second ejector rod (204), the first ejector rod (203) is installed on the middle beam frame (13) through a linear bearing, the first ejector rod (203) is connected with a first set of buckles, the top of the first set of buckles is hinged to the bottom of a first connecting rod (205), the top of the first connecting rod (205) is hinged to the bottom of a locking deflector rod (201), the second ejector rod (204) is installed on the middle beam frame (13) through a linear bearing, the inner side end head of the second ejector rod (204) is hinged to a fourth connecting rod (208), a third connecting rod (207) and a second connecting rod (206) in sequence, and the top of the second connecting rod (206) is hinged to the locking deflector rod (201);

The drilling positioning mechanism (3) comprises a drilling frame (301), wherein the top of the drilling frame (301) is connected between two top rails (14) in a sliding manner, and a plurality of sets of fixing devices are arranged in the drilling frame (301);

The fixing device comprises a front end cross beam (302), a rear end cross beam (303) and an arc pressing handle (304), wherein the front end cross beam (302) and the rear end cross beam (303) are arranged at the same height, a first strip-shaped hole (305), a second strip-shaped hole (306), a third strip-shaped hole (307) and a fourth strip-shaped hole (308) are formed in the drilling frame (301), a butterfly bolt penetrates through the first strip-shaped hole (305) and then is connected with one end of the front end cross beam (302), the butterfly bolt penetrates through the second strip-shaped hole (306) and then is connected with the other end of the front end cross beam (302), the butterfly bolt penetrates through the third strip-shaped hole (307) and then is connected with the other end of the rear end cross beam (303), one end of the arc pressing handle (304) is hinged to the top of the front end cross beam (302), and the other end of the arc pressing handle (304) is connected with the top of the front end cross beam (302) through the butterfly bolt;

The pushing mechanism (4) comprises a pushing deflector rod (41), one end of the pushing deflector rod (41) is free, the other end of the pushing deflector rod (41) is fixedly connected with one end of a second transmission shaft (42), the second transmission shaft (42) is connected to the middle beam frame (13) in a rolling mode through a bearing, the second transmission shaft (42) is fixed with one end of a fifth connecting rod (43), the other end of the fifth connecting rod (43) is hinged to one end of a sixth connecting rod (44), and the other end of the sixth connecting rod (44) is hinged to the bottom of the drilling frame (301).

2. The auxiliary low-level drilling mechanism according to claim 1, wherein four vertical struts (309) are arranged on the drilling frame (301), vertical scales (310) are uniformly distributed on each vertical strut (309), front end marks (311) are arranged at two ends of the front end cross beam (302), the front end marks (311) point to scales of the corresponding side vertical scales (310), rear end marks (312) are arranged at two ends of the rear end cross beam (303), and the rear end marks (312) point to scales of the corresponding side vertical scales (310);

The top of the drilling frame (301) is provided with a transverse scale (313), the top beam frame (12) is provided with a transverse mark head (314), and the transverse mark head (314) points to scales of the transverse scale (313).

3. An auxiliary low-level drilling mechanism according to claim 2, further comprising a longitudinal positioning mechanism (5), wherein the longitudinal positioning mechanism (5) comprises a telescopic positioning sleeve (51) and a limiting lock (52), an L-shaped open slot is formed in the limiting lock (52), one end of the telescopic positioning sleeve (51) is free, and the other end of the telescopic positioning sleeve (51) is hinged in the L-shaped open slot.

4. An auxiliary low-level drilling mechanism according to claim 3, characterized in that an auxiliary mechanism (6) is further provided, the auxiliary mechanism (6) comprises an industrial plug (61), a wiring extension socket (62) and a lighting device (63) which are arranged at the top of the drilling frame (301), and the industrial plug (61) and the lighting device (63) are respectively arranged at two sides of the wiring extension socket (62).

5. An auxiliary low-level drilling mechanism according to claim 4, wherein winding rows (17) are fixed on both sides of the main body frame mechanism (1).

6. The auxiliary low-level drilling mechanism according to claim 5, wherein the outer end of the first ejector rod (203) is provided with a first disc-shaped support (209), and the diameter of the first disc-shaped support (209) is larger than that of the first ejector rod (203);

The outer end of the second ejector rod (204) is provided with a second disc-type support (210), and the diameter of the second disc-type support (210) is larger than that of the second ejector rod (204).

7. The auxiliary low-level drilling mechanism according to claim 6, wherein the number of the fixing devices is two.