CN219638770U

CN219638770U - Novel drill bit

Info

Publication number: CN219638770U
Application number: CN202321015688.1U
Authority: CN
Inventors: 温青山; 石育铭; 李欣蕾; 王哲; 齐江鹏; 张万雄
Original assignee: Xinjiang Water Resources And Hydropower Survey Design And Research Institute Co ltd
Current assignee: Xinjiang Water Resources And Hydropower Survey Design And Research Institute Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-09-05
Anticipated expiration: 2033-04-28

Abstract

The utility model relates to a novel drill bit, which comprises a drill bit body, wherein fixing pipes are fixedly connected to the bottom of the inner cavity of the drill bit body close to four corners, a plurality of linkage springs are fixedly connected to the bottom of the inner cavity of the fixing pipes, linkage blocks are fixedly connected to the tops of the linkage springs, linkage rods are fixedly connected to the tops of the linkage blocks, the tops of the linkage rods penetrate through the inner cavities of the adjacent fixing pipes and are fixedly connected with buffer plates together, fixing rods are fixedly connected to the adjacent fixing pipes close to the center of the adjacent fixing pipes together, and the buffer protection effect on the drill bit body is achieved through mutual matching of all parts.

Description

Novel drill bit

Technical Field

The utility model relates to the technical field of drill bits, in particular to a novel drill bit.

Background

The drill bit is one of important tools for petroleum drilling, and has important functions in selecting drilling process, especially in drilling quality, drilling speed and cost.

But current drill bit does not have buffer gear when using, when the drill bit receives the load capacity too big, leads to the drill bit to damage easily, influences the use, and when the drill bit damaged, is inconvenient for carrying out individual change, has reduced maintenance efficiency, consequently, we propose a novel drill bit.

Disclosure of Invention

The present utility model aims to provide a novel drill bit to solve the above-mentioned problems in the background art.

The technical scheme of the utility model is that the novel drill bit comprises a drill bit body, wherein fixing pipes are fixedly connected to the bottom of an inner cavity of the drill bit body close to four corners, linkage springs are fixedly connected to the bottom of the inner cavity of the fixing pipes, linkage blocks are fixedly connected to the tops of the linkage springs, linkage rods are fixedly connected to the tops of the linkage blocks, the tops of the linkage rods penetrate through inner cavities of adjacent fixing pipes and are fixedly connected with buffer plates together, fixing rods are fixedly connected to the positions, close to the centers, of the adjacent fixing pipes close to each other, of the two fixing rods, movable rings are sleeved on the outer edges of the two fixing rods close to the left end and the right end of the fixing rods, buffer springs are fixedly connected between the sides, close to the movable rings, of the adjacent fixing pipes close to each other, of the buffer springs are sleeved on the outer edges of the adjacent fixing rods, and buffer rods are hinged to the bottoms of the buffer plates together.

In one embodiment, the slide blocks are fixedly connected to the left side and the right side of the buffer plate, the sliding grooves are formed in the left side and the right side of the inner cavity of the drill bit body and close to the bottom, the slide blocks are located in the inner cavities of the adjacent sliding grooves, through holes are formed in the positions, close to the centers, of the slide blocks, the inner cavities of the through holes are penetrated with guide rods, and the top ends and the bottom ends of the guide rods are fixedly connected with the inner cavities of the adjacent sliding grooves.

In one embodiment, the top of the buffer plate is fixedly connected with a mounting tube, the top of the mounting tube penetrates through the inner cavity of the drill bit body, and the inner cavity of the mounting tube is provided with a connecting rod in a penetrating manner.

In one embodiment, the connecting rod left and right sides is close to the equal fixedly connected with connecting plate of bottom department, two the connecting plate bottom all is laminating each other with installation pipe top and sets up, the installation pipe top is close to left and right sides and all sets up threaded hole on two connecting plates, adjacent the screw hole inner chamber joint is equipped with fixing bolt.

In one embodiment, the installation tube inner chamber left and right sides is close to top department and all peg graft there is the locating tube, two the locating tube inner chamber all runs through and is equipped with the locating lever, the connecting rod left and right sides is close to bottom department and all has seted up the blind hole, two the one end that the locating lever is close to all peg graft in adjacent blind hole inner chamber, two the one end that the locating lever kept away from mutually is the arc setting, and two the one end that the locating lever kept away from mutually all is laminating the setting each other with between the adjacent fixing bolt.

In one embodiment, two locating rods are fixedly sleeved with locating rings at the ends, close to the outer edges, of the locating rods, locating springs are fixedly connected with the inner cavities of the adjacent locating pipes together at the sides, far away from the locating rings, of the locating rings, and the locating springs are sleeved with the outer edges of the adjacent locating rods.

In one embodiment, two limiting blocks are fixedly connected to the top and the bottom of the positioning ring, limiting grooves are formed in the top and the bottom of the inner cavity of the positioning pipe, and a plurality of limiting blocks are located in the inner cavities of the adjacent limiting grooves.

The beneficial effects provided by the utility model are as follows:

through mutually supporting between each part, can play the effect of buffering protection to the drill bit body, avoided the drill bit body to receive the load capacity too big, lead to the problem of damage easily, improved life can be convenient for dismantle the drill bit body simultaneously, be convenient for change the drill bit body, improved the efficiency of maintaining.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a top view of the component connecting rod of the present utility model;

FIG. 3 is an enlarged view of FIG. 1 at A;

FIG. 4 is an enlarged view of FIG. 1 at B;

fig. 5 is an enlarged view of fig. 1 at C.

In the drawings, 1, a drill bit body; 2. installing a pipe; 3. a connecting rod; 4. a buffer plate; 5. a fixed tube; 6. a linkage spring; 7. a linkage block; 8. a linkage rod; 9. a fixed rod; 10. a movable ring; 11. a buffer spring; 12. a buffer rod; 13. a slide block; 14. a guide rod; 15. a connecting plate; 16. a fixing bolt; 17. a positioning tube; 18. a positioning rod; 19. a positioning ring; 20. and positioning a spring.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The technical solution of the present utility model will be further described below with reference to the accompanying drawings of the embodiments of the present utility model, and the present utility model is not limited to the following specific embodiments.

It should be understood that the same or similar reference numerals in the drawings of the embodiments correspond to the same or similar components. In the description of the present utility model, it should be understood that, if there are terms such as "upper", "lower", "front", "rear", "left", "right", "top", "bottom", etc., that indicate an azimuth or a positional relationship based on the directions or the positional relationships shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but not for indicating or suggesting that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limitations of the present patent, and that the specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.

In an embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, a novel drill bit comprises a drill bit body 1, drill bit body 1 inner chamber bottom is close to the equal fixedly connected with fixed tube 5 of four corners department, the equal fixedly connected with interlock spring 6 of a plurality of fixed tube 5 inner chamber bottom, the equal fixedly connected with interlock piece 7 in a plurality of interlock spring 6 top, the equal fixedly connected with interlock pole 8 in a plurality of interlock piece 7 top, the equal fixed tube 5 inner chamber of a plurality of interlock pole 8 top all runs through, and common fixedly connected with buffer board 4, the equal fixedly connected with dead lever 9 of the same side that the adjacent fixed tube 5 is close to, both ends all overlap and are equipped with expansion ring 10 about being close to in the same side that the adjacent fixed tube 5 is close to, the equal fixedly connected with buffer spring 11 between the equal cover of one side that the adjacent expansion ring 10 kept away from all with adjacent fixed tube 5, the equal cover of a plurality of buffer spring 11 is established in the equal outside edge of adjacent fixed tube 9, the equal fixedly connected with buffer board 4 bottom is articulated jointly and is equipped with buffer board 12, the equal fixedly connected with slider 13 in a plurality of interlock board 4 left and right sides, equal fixedly connected with slider 13 in the same inner chamber 13, the equal fixedly connected with inner chamber 14 is located in two guide bars 13, equal inner chamber 14 is located in the same place as two guide bars are close to the same place as the inner chamber 13.

Play the fixed effect to connecting rod 3, in this embodiment, as shown in fig. 5, buffer board 4 top fixedly connected with installation tube 2, installation tube 2 top runs through drill bit body 1 inner chamber, and installation tube 2 inner chamber runs through and is equipped with connecting rod 3, the equal fixedly connected with connecting plate 15 of bottom department is close to the left and right sides of connecting rod 3, two connecting plates 15 bottoms all are mutually laminating setting with installation tube 2 top, the screw hole has all been seted up on the installation tube 2 top is close to left and right sides and two connecting plates 15, the mutual meshing of adjacent screw hole inner chamber is equipped with fixing bolt 16.

Play the effect to connecting rod 3 location, in this embodiment, as shown in fig. 5, the installation pipe 2 inner chamber left and right sides is close to top department and all pegged graft and is had positioning tube 17, two positioning tube 17 inner chambers all run through and are equipped with positioning rod 18, the connecting rod 3 left and right sides is close to bottom department and all has been seted up the blind hole, the one end that two positioning rod 18 is close to all is pegged graft in adjacent blind hole inner chamber, the one end that two positioning rod 18 kept away from is the arc setting, and the one end that two positioning rod 18 kept away from all is laminated with each other between the adjacent fixing bolt 16, the one end that two positioning rod 18 outside edge is close to all fixed the cover that two positioning rod 18 is equipped with holding ring 19, one side that two positioning ring 19 kept away from all is with the common fixedly connected with positioning spring 20 of adjacent positioning tube 17 inner chamber, two positioning spring 20 all cover are established at adjacent positioning rod 18 outside edge, two positioning ring 19 top and bottom equal fixedly connected with stopper, spacing groove has all been seted up at two positioning tube 17 inner chamber top and bottom, a plurality of stopper all are located adjacent spacing groove inner chamber.

Working principle: when the drill bit body 1 is in use, when the load capacity is overlarge, the mounting tube 2 is driven to move through the connecting rod 3, the buffer plate 4 is driven to move through the mounting tube 2, so that the buffer spring 11 and the linkage spring 6 can be driven to deform, the buffer protection effect on the drill bit body 1 can be achieved through the elastic force effect of the buffer spring 11 and the linkage spring 6, the problem that the drill bit body 1 is easily damaged due to overlarge load capacity is avoided, the service life is prolonged, when the drill bit body 1 needs to be replaced, the two fixing bolts 16 are rotated, the two fixing bolts 16 are separated from adjacent threaded holes, the two fixing bolts 16 do not have extrusion effect on the adjacent positioning rods 18, at the moment, the adjacent positioning rings 19 can be driven to move to two sides through the elastic force effect of the two positioning springs 20, and the adjacent positioning rods 18 can be driven to move to two sides through the elastic force effect of the two positioning rings 19, so that one ends, close to each other, of the two positioning rods 18 are separated from the adjacent blind holes, the mounting tube 2 and the connecting rod 3 can be conveniently separated, and the drill bit body 1 can be conveniently detached, and the efficiency of the drill bit body 1 is conveniently replaced, and the efficiency of the drill bit is improved.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a novel drill bit, its characterized in that, including the drill bit body, drill bit body inner chamber bottom is close to the equal fixedly connected with fixed tube of four corners department, a plurality of equal fixedly connected with interlock spring in fixed tube inner chamber bottom, a plurality of equal fixedly connected with interlock piece in interlock spring top, a plurality of equal fixedly connected with interlock pole in interlock piece top, a plurality of interlock pole top all runs through adjacent fixed tube inner chamber to common fixedly connected with buffer board, adjacent one side that the fixed tube is close to mutually is close to the common fixedly connected with dead lever of center department, two the dead lever outside edge is close to about both ends all overlaps and is equipped with the expansion loop, adjacent one side that the expansion loop kept away from mutually all with adjacent fixed tube between common fixedly connected with buffer spring, a plurality of buffer spring all overlaps and establishes at adjacent dead lever outside edge, a plurality of expansion loop top all articulates jointly with the buffer board bottom and is equipped with the buffer board.

2. The novel drill bit according to claim 1, wherein the left side and the right side of the buffer plate are fixedly connected with sliding blocks, sliding grooves are formed in the left side and the right side of the inner cavity of the drill bit body near the bottom, the two sliding blocks are located in adjacent sliding groove inner cavities, through holes are formed in the two sliding blocks near the center, guide rods are arranged in the through hole inner cavities in a penetrating mode, and the top ends and the bottom ends of the guide rods are fixedly connected with the adjacent sliding groove inner cavities.

3. The novel drill bit of claim 1, wherein the top of the buffer plate is fixedly connected with a mounting tube, the top of the mounting tube penetrates through the inner cavity of the drill bit body, and the inner cavity of the mounting tube is provided with a connecting rod in a penetrating manner.

4. The novel drill bit according to claim 3, wherein connecting plates are fixedly connected to the left side and the right side of the connecting rod near the bottom end, the bottoms of the two connecting plates are mutually attached to the top of the mounting pipe, threaded holes are formed in the top of the mounting pipe near the left side and the right side of the mounting pipe and the two connecting plates, and fixing bolts are arranged in the adjacent threaded holes in a meshed mode.

5. The novel drill bit according to claim 3, wherein the left side and the right side of the inner cavity of the installation pipe are close to the top and are respectively inserted with a positioning pipe, two inner cavities of the positioning pipes are respectively penetrated with a positioning rod, the left side and the right side of the connecting rod are respectively close to the bottom and are respectively provided with a blind hole, one ends of the positioning rods close to each other are respectively inserted into the inner cavities of the adjacent blind holes, one ends of the positioning rods far away from each other are respectively in an arc shape, and one ends of the positioning rods far away from each other are respectively in mutually fit with the adjacent fixing bolts.

6. The novel drill bit according to claim 5, wherein one end, close to the outer side edge of each positioning rod, of each positioning rod is fixedly sleeved with a positioning ring, one end, far away from each positioning ring, of each positioning ring is fixedly connected with a positioning spring together with an inner cavity of an adjacent positioning pipe, and each positioning spring is sleeved on the outer side edge of each adjacent positioning rod.

7. The novel drill bit of claim 6, wherein the top and the bottom of the two positioning rings are fixedly connected with limiting blocks, the top and the bottom of the inner cavity of the two positioning pipes are provided with limiting grooves, and a plurality of limiting blocks are positioned in the inner cavities of the adjacent limiting grooves.