CN214944094U

CN214944094U - Drill rod bracket mechanism of horizontal directional drilling machine

Info

Publication number: CN214944094U
Application number: CN202121401852.3U
Authority: CN
Inventors: 刘伟; 邵安芬; 周长胜; 张玉碧
Original assignee: Shandong Jiushang Engineering Machinery Co ltd
Current assignee: Shandong Jiushang Engineering Machinery Co ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2021-11-30
Anticipated expiration: 2031-06-23

Abstract

The utility model belongs to the technical field of the drilling equipment, a drilling rod bracket mechanism of directional rig of level is related to, including bracket holder, tray, hydro-cylinder free bearing and hydro-cylinder, the expansion end of hydro-cylinder up and be connected with the tray, the inboard of bracket holder is provided with a pair of guide rail that is used for with slider sliding fit, the guide rail is provided with the fixed column in its one side towards the bracket holder, be provided with on the bracket holder with fixed column clearance fit's vertical hole, the tip of fixed column is provided with first lock nut, the below of guide rail is provided with the movable support component who is located the bracket holder inboard, the inboard of guide rail is provided with elastic support component, elastic support component's top and the expansion seat butt of setting in the tray bottom. The device has the advantages of good support stability, large adjustable range, high comprehensive utilization rate, reasonable design, simple structure and suitability for large-scale popularization.

Description

Drill rod bracket mechanism of horizontal directional drilling machine

Technical Field

The utility model belongs to the technical field of the drilling equipment, especially, relate to a drilling rod bracket mechanism of directional rig of level.

Background

In the construction process of the trenchless pipe-laying drilling machine, the drill rod adjustable bracket device mechanism is one of important key components of the trenchless pipe-laying drilling machine, the drill rod of the trenchless equipment is supported in the construction process, and the drill rod adjustable bracket device directly influences the construction efficiency of the trenchless equipment and the service life of the drill rod.

At present, the drilling rod bracket all is the preparation of equipping with fixed drilling rod model, the condition of the various model drilling rods of unable general match, when electing the drilling rod of other models, during the unable leading-in next original paper of screw thread of drilling rod tip, directly influenced the construction process, if do not have auxiliary stay, aim at leading-in next original paper in-process at the drilling rod, very easily cause bodily injury, exist certain potential safety hazard. The prior art CN201922241326.4 discloses a drilling rod bracket mechanism of a horizontal directional drilling machine, which solves the problems that in the prior art, drilling rod brackets are all made by assembling fixed drilling rod models and are easy to cause personal injury. The utility model provides a drilling rod bracket mechanism of directional rig of level, includes the bracket seat, and the top of bracket seat is equipped with the tray, and the hydro-cylinder free bearing passes through fastening screw one to be connected with the bracket seat, and the surface of bracket seat is equipped with the bracket hydro-cylinder, and the inner wall both sides of bracket seat all are equipped with the guide rail groove, and the both ends of tray all are equipped with the slide rail, and the slide rail lies in the inside with one side guide rail groove. The adjustable bracket device of the drill rod of the device adjusts the position of the tray through hydraulic drive, thereby completing the device for adjusting the position of the tray. The device simple structure, simple to operate has avoided horizontal directional drilling machine drilling rod screw thread and other original paper collisions, has avoided bodily injury, eliminates the potential safety hazard as far as possible, has improved the degree of automation of equipment, has reduced construction cost. However, the device has poor support stability and a very limited adjustable range, and the comprehensive utilization rate of the device needs to be further improved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem that foretell drilling rod bracket mechanism exists, provide a reasonable in design, simple structure, the better, the great and higher horizontal directional drilling machine's of comprehensive utilization rate drilling rod bracket mechanism of adjustable range of support stability.

In order to achieve the above object, the present invention adopts the technical solution that the drill rod bracket mechanism of a horizontal directional drilling machine comprises a bracket seat, a tray is arranged above the bracket seat, two sides of the tray are movably connected with the bracket seat through a slider, an oil cylinder hinged support is arranged on the bracket seat, an oil cylinder is rotatably arranged on the oil cylinder hinged support, the movable end of the oil cylinder faces upwards and is connected with the tray, a pair of guide rails which are in sliding fit with the slider are arranged on the inner side of the bracket seat, a fixed column is arranged on one side of the guide rails facing the bracket seat, a vertical hole which is in movable fit with the fixed column is arranged on the bracket seat, a first locking nut is arranged at the end of the fixed column, a movable support component which is arranged on the inner side of the bracket seat is arranged below the guide rails, and an elastic support component is arranged on the inner side of the guide rails, the top of the elastic support component is abutted against a movable seat arranged at the bottom of the tray.

Preferably, the movable supporting assembly comprises a first pipe, a baffle is arranged at one end, facing the center of the bracket seat, of the first pipe, the baffle is fixedly arranged at the rear side of the bracket seat, a second pipe is arranged below the first pipe, one end, far away from the center of the bracket seat, of the second pipe is a closed end and is provided with a central column, the central column is matched with a transverse hole formed in the bracket seat, and a second locking nut is arranged at the end of the central column.

As preferred, the elastic support subassembly includes the backup pad, the backup pad includes first horizontal part, vertical portion and the second horizontal part that end to end connected gradually, the center of first horizontal part is provided with first through-hole, be provided with the head rod in the first through-hole, the outside cover of head rod is equipped with first spring, head rod and first spring all are located the mounting groove that sets up in the sliding seat bottom, the both sides of vertical portion all are provided with the backplate, backplate and the guide way clearance fit who sets up in the guide rail both sides, the center of second horizontal part is provided with the second through-hole, be provided with the second connecting rod in the second through-hole, the fixed bottom center that sets up at the guide rail of second connecting rod, the outside cover of second connecting rod is equipped with the second spring.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. the utility model provides a drill rod bracket mechanism of a horizontal directional drilling machine, which provides a larger application range for a tray by adopting a guide rail with movable adjusting performance, and the guide rail is efficiently supported by a movable supporting component to improve the stability of the guide rail; utilize the elastic support subassembly to improve the stability of tray between the guide rail, but also be favorable to protecting the hydro-cylinder. The device has the advantages of good support stability, large adjustable range, high comprehensive utilization rate, reasonable design, simple structure and suitability for large-scale popularization.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

FIG. 1 is a front view of a rod cradle mechanism of a horizontal directional drilling machine provided by an embodiment;

FIG. 2 is a half-sectional view of a drill rod cradle mechanism of a horizontal directional drilling machine provided by an embodiment;

in the above figures, 1, a bracket holder; 1a, a vertical hole; 1b, a transverse hole; 2. a tray; 3. a slider; 4. an oil cylinder hinged support; 5. an oil cylinder; 6. a guide rail; 7. fixing a column; 8. a first lock nut; 9. a movable support assembly; 91. a first pipe member; 92. a baffle plate; 93. a second pipe member; 94. a central column; 95. a second lock nut; 10. an elastic support member; 101. a support plate; 1011. a first horizontal portion; 1012. a vertical portion; 1013. a second horizontal portion; 1014. a first through hole; 1015. a guard plate; 1016. a second through hole; 102. a first connecting rod; 103. a first spring; 104. a second connecting rod; 105. a second spring; 11. a movable seat; 111. and (4) mounting the groove.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" used herein refer to the same directions as the drawings, and do not limit the structure.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment, as shown in fig. 1 and 2, the utility model provides a directional rig's of level drilling rod bracket mechanism, including bracket 1, bracket 1's top is provided with tray 2, and slider 3 and bracket 1 swing joint are passed through to tray 2's both sides, are provided with hydro-cylinder free bearing 4 on bracket 1, rotate on the hydro-cylinder free bearing 4 and are provided with hydro-cylinder 5, and the expansion end of hydro-cylinder 5 up just is connected with tray 2. The bracket holder 1, the tray 2, the slider 3, the oil cylinder hinge holder 4 and the oil cylinder 5 are prior art, and the description of this embodiment is omitted. On this basis, the utility model discloses be provided with a pair of guide rail 6 that is used for with slider sliding fit in bracket holder 1's inboard, guide rail 6 is provided with fixed column 7 in its one side towards the bracket holder, be provided with on the bracket holder 1 with fixed column 7 clearance fit's vertical hole 1a, the tip of fixed column 7 is provided with first lock nut 8, the below of guide rail 6 is provided with the activity supporting component 9 that is located bracket holder 1 inboard, the inboard of guide rail 6 is provided with elastic support component 10, elastic support component 10's top and the movable seat 11 butt of setting in tray 2 bottom.

In the device, the height of the guide rail can be adjusted by changing the position of the fixing column 7 in the vertical hole 1a, and the first locking nut 8 plays a role of locking the guide rail 6, so that a larger application range is provided for the tray. With adjustable guide rail 6 suitably, the utility model discloses a set up movable supporting component 9 and carry out high-efficient the support to the guide rail at 1 inboard of bracket holder, especially carry out nimble support to the guide rail 6 of co-altitude position to improve guide rail 6's stability, satisfy the mobility requirement of tray 2 on guide rail 6. The sliding blocks 3 in the device are arranged on two sides of the movable seat 11, and the elastic supporting component 10 is used as an intermediate structure of the movable seat 11 and the guide rail 6, so that the stability of the tray 2 on the guide rail 6 together with the movable seat 11 can be effectively improved, and meanwhile, the effect of protecting the oil cylinder is also achieved to a certain extent.

In order to improve the nimble cooperation performance of movable support subassembly 9 and adjustable guide rail, the utility model provides a movable support subassembly 9 includes first pipe fitting 91, first pipe fitting 91 is provided with baffle 92 towards the one end at bracket base 1 center, the fixed rear side that sets up at bracket base 1 of baffle 92, the below of first pipe fitting 91 is provided with second pipe fitting 93, the one end that bracket base 1 center was kept away from to second pipe fitting 93 just is provided with center post 94 for the blind end, center post 94 and the cooperation of the horizontal hole 1b of setting on bracket base 1, the tip of center post 94 is provided with second lock nut 95. Wherein the baffle 92 can prevent the first pipe 91 from deviating toward the center of the bracket holder 1; the purpose of adjusting the horizontal position of the second pipe member 93 can be achieved by changing the position of the center post 94 in the transverse hole 1b, the second lock nut 95 is used to fix the second pipe member 93, and the second pipe member 93 serves as a direct support for the first pipe member 91, and the change of the horizontal position thereof directly changes the height of the first pipe member 93, thereby supporting the guide rail itself adjusted to a fixed height. The movable supporting assembly has the advantages of simple structure, higher strength, stronger practicability, higher adjustability and higher utilization rate.

In order to improve the supporting performance of the elastic supporting component 10 on the tray 2, the elastic supporting component 10 provided by the present invention comprises a supporting plate 101, the supporting plate 101 comprises a first horizontal portion 1011, a vertical portion 1012 and a second horizontal portion 1013 which are sequentially connected end to end, a first through hole 1014 is arranged at the center of the first horizontal portion 1011, a first connecting rod 102 is arranged in the first through hole 1014, a first spring 103 is sleeved outside the first connecting rod 102, the first connecting rod 102 and the first spring 103 are both located in a mounting groove 111 arranged at the bottom of the movable seat 11, both sides of the vertical part 1012 are provided with guard plates 1015, the guard plates 1015 are movably matched with guide grooves arranged on both sides of the guide rail 6, a second through hole 1016 is arranged at the center of the second horizontal part 1013, a second connecting rod 104 is arranged in the second through hole 1016, the second connecting rod 104 is fixedly arranged at the center of the bottom of the guide rail 6, and a second spring 105 is sleeved outside the second connecting rod 104. Wherein, in the process that the supporting plate 101 moves inside the guide rail, the guard plate 1015 can move linearly along the guide groove to improve the anti-deviation performance of the elastic supporting component 10; the first spring 103 and the second spring 105 elastically support the first horizontal part 1011 and the second horizontal part 1013 of the support plate 101, respectively, and when the spring compression amount is large, the first connecting rod 102 and the second connecting rod 104 can movably penetrate through the first through hole 1014 and the second through hole 1016, respectively. In this way, the elastic support assembly 10 is used as a support part for the movable seat 11 and the guide rail 6, and the working stability of the tray 2 at the inner side of the guide rail 6 is effectively improved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. A drill rod bracket mechanism of a horizontal directional drilling machine comprises a bracket seat, a tray is arranged above the bracket seat, two sides of the tray are movably connected with a bracket seat through a sliding block, the bracket seat is provided with an oil cylinder hinged support, the oil cylinder hinged support is rotatably provided with an oil cylinder, the movable end of the oil cylinder faces upwards and is connected with the tray, it is characterized in that the inner side of the bracket seat is provided with a pair of guide rails which are used for being matched with the sliding block in a sliding way, a fixed column is arranged on one side of the guide rail facing the bracket seat, a vertical hole which is movably matched with the fixed column is arranged on the bracket seat, the end part of the fixed column is provided with a first locking nut, a movable supporting component positioned at the inner side of the bracket seat is arranged below the guide rail, the inside of guide rail is provided with the elastic support subassembly, the top and the sliding seat butt that sets up in the tray bottom of elastic support subassembly.

2. The drill rod bracket mechanism of the horizontal directional drilling machine as claimed in claim 1, wherein the movable support component comprises a first pipe, a baffle is arranged at one end of the first pipe facing the center of the bracket seat, the baffle is fixedly arranged at the rear side of the bracket seat, a second pipe is arranged below the first pipe, one end of the second pipe far away from the center of the bracket seat is a closed end and is provided with a central column, the central column is matched with a transverse hole arranged on the bracket seat, and a second locking nut is arranged at the end of the central column.

3. The rod cradle mechanism of a horizontal directional drilling machine of claim 2, the elastic supporting component comprises a supporting plate, the supporting plate comprises a first horizontal part, a vertical part and a second horizontal part which are sequentially connected end to end, a first through hole is arranged at the center of the first horizontal part, a first connecting rod is arranged in the first through hole, a first spring is sleeved outside the first connecting rod, the first connecting rod and the first spring are both positioned in a mounting groove arranged at the bottom of the movable seat, both sides of the vertical part are provided with guard plates which are movably matched with guide grooves arranged at both sides of the guide rail, a second through hole is arranged in the center of the second horizontal part, a second connecting rod is arranged in the second through hole, the second connecting rod is fixedly arranged at the center of the bottom of the guide rail, and a second spring is sleeved outside the second connecting rod.