CN214997448U - High-pressure sealed rotary water delivery device - Google Patents

Abstract

The utility model discloses a rotatory water delivery ware of high-pressure seal, include: the sealing device comprises a shell, wherein two ends of the shell are provided with fixing bolts, and sealing gaskets are fixed inside the fixing bolts; a drill rod connecting part connected to one end of the housing; a water pipe connection part connected to the other end of the housing; the spindle is rotated. This rotatory water delivery ware of high pressure seal is provided with the connecting slot who sets up and can makes the drilling rod comparatively firm fix on drilling rod connecting portion, and rigid connection makes the kinetic energy loss of rotation reduce during the rotation, and drilling ability is more powerful, improves drilling efficiency. The setting hinder the rubber ring by force and can make the water pipe when being connected to water pipe connecting portion, even carry the water under high pressure also can be stably not dropped, prevent to cause the injury to the staff behind the water pipe. The shell is axially fixed on the rotating main shaft by virtue of the rotating bearing, the coaxiality of the rotating part and the delicate part can be ensured, and the water delivery device can not be structurally locked when rotating at a high speed.

Description

High-pressure sealed rotary water delivery device

Technical Field

The utility model relates to a water delivery device technical field specifically is a rotatory water delivery device of high-pressure seal.

Background

Since the 70 s in the 20 th century, with the development of the water jet technology, the technology is widely introduced into production equipment of a coal mine underground mining field to achieve the purposes of improving mining efficiency and preventing disaster accidents. How to safely and reliably convey high-pressure water with the pressure up to dozens of megapascals to a rotary drill bit from a high-pressure pipeline is one of key technologies for realizing the field application of the water jet technology. A rotary water transporter is a device for transporting fluid between rotary connectors.

The high-pressure sealed rotary water delivery device in the market has the advantages that the sealing effect is insufficient in use, the working rotating speed is low, the internal structures are easily locked, and part of the water delivery device is not tightly connected with a drill bit or a water pipe and is easy to fall off.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-pressure sealed rotatory water delivery ware to the sealed effect of high-pressure sealed rotatory water delivery ware in use on the market that proposes in solving above-mentioned background art is not enough, and the operating speed is lower, leads to inner structure "locking" of each other easily, and partial water delivery ware is inseparable with drill bit or water piping connection, the problem that drops easily.

In order to achieve the above object, the utility model provides a following technical scheme: a high pressure sealed rotary water delivery device comprising:

the sealing device comprises a shell, wherein two ends of the shell are provided with fixing bolts, and sealing gaskets are fixed inside the fixing bolts;

a drill rod connecting part connected to one end of the housing;

a water pipe connection part connected to the other end of the housing;

a rotating spindle disposed inside the housing.

Preferably, the drill rod connecting part further comprises:

and the connecting clamping groove penetrates through the top end of the drill rod connecting part.

Preferably, the water pipe connection part further includes:

and the strong-resistance rubber ring is uniformly and annularly arranged outside the water pipe connecting part.

Preferably, the rotating spindle further includes:

a rotary bearing uniformly installed outside the rotary main shaft;

and the driving ring is arranged at the top end of the rotating main shaft.

Preferably, the active ring further comprises:

a sealing ring fixed on one side of the driving ring;

and the oil seal is arranged above the sealing ring.

Preferably, the rotating spindle further includes:

a stationary ring installed at one end of the inside of the rotating main shaft;

a water chamber penetrating inside the rotating main shaft.

Preferably, the water chamber further comprises:

and the auxiliary spring is fixed in the water cavity, and two ends of the auxiliary spring are fixed on the inner side of the rotating main shaft.

Compared with the prior art, the beneficial effects of the utility model are that: this rotatory water delivery ware of high pressure seal is provided with the connecting slot who sets up and can makes the drilling rod comparatively firm fix on drilling rod connecting portion, and rigid connection makes the kinetic energy loss of rotation reduce during the rotation, and drilling ability is more powerful, improves drilling efficiency. The setting hinder the rubber ring by force and can make the water pipe when being connected to water pipe connecting portion, even carry the water under high pressure also can be stably not dropped, prevent to cause the injury to the staff behind the water pipe.

The shell is axially fixed on the rotating main shaft by virtue of the rotating bearing, the coaxiality of the rotating part and the delicate part can be ensured, and the water delivery device can not be structurally locked when rotating at a high speed. The sealing washer that sets up can be better the mounted position of fixed stationary ring, makes the area of contact of the annular area of stationary ring right-hand member and left end face initiative ring reach the optimum, continuously provides better rotation capacity.

The stationary ring and the driving ring are matched with each other, so that a better rotary sealing friction structure is improved, the probability of locking of the structure is reduced, and the fault rate of the water delivery device is reduced. The auxiliary spring that sets up plays the guide effect to rivers impact the initiative ring, and its decrement sets up to the pressure upper limit that adapts to operational environment, can not hinder the staff when damaging, only harms water delivery ware inner structure.

Drawings

FIG. 1 is a schematic view of the front perspective structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3 according to the present invention;

fig. 5 is an enlarged schematic view of the bearing of the present invention.

In the figure: 1. a housing; 2. fixing the bolt; 3. a drill rod connection section; 4. a connecting clamping groove; 5. a water pipe connection part; 6. a strong resistance rubber ring; 7. a sealing gasket; 8. a rotating bearing; 9. rotating the main shaft; 10. a driving ring; 11. a seal ring; 12. oil sealing; 13. a stationary ring; 14. an auxiliary spring; 15. a water chamber.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a high pressure sealed rotary water delivery device comprising:

the device comprises a shell 1, wherein two ends of the shell 1 are provided with fixing bolts 2, and sealing gaskets 7 are fixed inside the fixing bolts 2;

a drill rod connecting part 3 connected to one end of the housing 1;

a water pipe connection part 5 connected to the other end of the housing 1;

and a rotating spindle 9 provided inside the housing 1.

The utility model discloses in: the drill rod connection part 3 further comprises:

the connecting clamping groove 4 penetrates through the top end of the drill rod connecting part 3; the connecting clamping groove 4 is arranged to enable the drill rod to be firmly fixed on the drill rod connecting portion 3, the drill rod is rigidly connected during rotation, so that the loss of the rotational kinetic energy is reduced, the drilling capacity is stronger, and the drilling efficiency is improved.

The utility model discloses in: the water pipe connection part 5 further includes:

the strong resistance rubber ring 6 is uniformly arranged outside the water pipe connecting part 5 in a surrounding manner; the setting hinders rubber ring 6 by force and can make the water pipe when being connected to water piping connection portion 5, even carry the water under high pressure also can be stably not dropped, prevents to cause the injury to the staff behind the water pipe.

The utility model discloses in: the rotating spindle 9 further comprises:

a rotary bearing 8 uniformly installed outside the rotary main shaft 9;

a driving ring 10 provided at a top end of the rotating main shaft 9; the shell 1 is axially fixed on a rotating main shaft 9 through a rotating bearing 8, the coaxiality of a rotating part and a delicate part can be ensured, and the water delivery device can not be locked in a structure when rotating at a high speed.

The utility model discloses in: the active ring 10 further comprises:

a seal ring 11 fixed to one side of the driving ring 10;

an oil seal 12 provided above the seal ring 11; the sealing washer 11 that sets up can be better fixes the mounted position of stationary ring 13, makes the area of contact of the annular area of stationary ring 13 right-hand member and left end face initiative ring 10 reach the optimum, continuously provides better rotation capacity.

The utility model discloses in: the rotating spindle 9 further comprises:

a stationary ring 13 installed at one end of the inside of the rotary main shaft 9;

a water chamber 15 penetrating inside the rotary main shaft 9; the stationary ring 13 and the driving ring 10 are matched with each other, so that a better rotary sealing friction structure is improved, the probability of locking of the structure is reduced, and the fault rate of the water delivery device is reduced.

The utility model discloses in: the water chamber 15 further includes:

an auxiliary spring 14 fixed inside the water chamber 15, both ends of the auxiliary spring 14 being fixed inside the rotary main shaft 9; the auxiliary spring 14 is arranged to guide the water flow to impact the driving ring 10, the compression amount is set to be the upper pressure limit suitable for the working environment, and when the water delivery device is damaged, workers cannot be injured, and only the internal structure of the water delivery device is damaged.

The working principle is as follows: for the high-pressure sealed rotary water delivery device, firstly, a drill rod is connected to a drill rod connecting part 3 and is mutually clamped with a connecting clamping groove 4 to ensure the fixation and firmness, a water pipe is connected to a water pipe connecting part 5 and is pressed against a strong-resistance rubber ring 6 to prevent the water pipe from falling off after water is supplied, a shell 1 and a rotary main shaft 9 are connected with a sealing washer 7 through a fixing bolt 2, then, when water is supplied, a static ring 13 arranged on the rotary main shaft 9 compresses the matched cross sections of the static ring 13 and a driving ring 10 along the axial direction under the action of the elastic force of an auxiliary spring 14, so that high-pressure water can only pass through the static ring 13 and the driving ring 10 when passing through a water cavity 15 to realize the continuous transmission of the high-pressure water in the water delivery device, the rotary main shaft 9 continuously rotates in the shell 1 through a rotary bearing 8, and finally, an oil seal 12 provides a lubricant for a rotary piece and a movable piece to realize the long-term operation, and a sealing ring 11 arranged on the static ring 13 enables the static ring 13 to be better arranged on the left side of the rotary main shaft 9 And (4) an end.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A high pressure sealed rotary water delivery device, comprising:

the sealing device comprises a shell, wherein two ends of the shell are provided with fixing bolts, and sealing gaskets are fixed inside the fixing bolts;

a drill rod connecting part connected to one end of the housing;

a water pipe connection part connected to the other end of the housing;

a rotating spindle disposed inside the housing.

2. A high pressure sealed rotary water delivery device as claimed in claim 1, wherein: the drill rod connecting part further comprises:

and the connecting clamping groove penetrates through the top end of the drill rod connecting part.

3. A high pressure sealed rotary water delivery device as claimed in claim 1, wherein: the water pipe connecting part further comprises:

and the strong-resistance rubber ring is uniformly and annularly arranged outside the water pipe connecting part.

4. A high pressure sealed rotary water delivery device as claimed in claim 1, wherein: the rotating spindle further includes:

a rotary bearing uniformly installed outside the rotary main shaft;

and the driving ring is arranged at the top end of the rotating main shaft.

5. The high pressure sealed rotary water delivery device of claim 4, wherein: the active ring further includes:

a sealing ring fixed on one side of the driving ring;

and the oil seal is arranged above the sealing ring.

6. The high pressure sealed rotary water delivery device of claim 5, wherein: the rotating spindle further includes:

a stationary ring installed at one end of the inside of the rotating main shaft;

a water chamber penetrating inside the rotating main shaft.

7. A high pressure sealed rotary water delivery device as claimed in claim 6, wherein: the water chamber further includes:

and the auxiliary spring is fixed in the water cavity, and two ends of the auxiliary spring are fixed on the inner side of the rotating main shaft.

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