CN210768662U

CN210768662U - Anchor rope drilling sprays dust device

Info

Publication number: CN210768662U
Application number: CN201921776486.2U
Authority: CN
Inventors: 王志伟; 向勇军; 田科; 孟德军; 郭涛涛
Original assignee: China State Construction Port Engineering Group Co Ltd
Current assignee: China State Construction Port Engineering Group Co Ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-06-16
Anticipated expiration: 2029-10-22

Abstract

The utility model relates to an anchor cable drilling spraying dust-settling device, which comprises a spraying device and a liquid storage tank, wherein the liquid storage tank is communicated with the spraying device through a pipeline, the spraying device comprises a spraying ring and a plurality of spraying heads, and the spraying heads are uniformly arranged on the spraying ring and face one side of the spraying ring; and a sliding ring is arranged at the circle center of the spraying ring, and the anchor cable drill rod penetrates through the sliding ring and is in sliding connection with the sliding ring. One purpose of the utility model is that the spraying device is sleeved on the anchor cable drill rod for spraying to form a circle of water curtain, the water curtain is arranged around the drill hole, so that dust sprayed out from the drill hole is surrounded by the water curtain, and the dust is combined with water drops when flying out to achieve the effect of dust reduction; the drilling rod passes behind the sliding ring and with sliding ring sliding connection, does not influence the rotation and the back-and-forth movement of drilling rod, keeps spray ring and drilling mouth certain distance of interval all the time, guarantees the dust fall effect. This device simple structure, dust fall is effectual.

Description

Anchor rope drilling sprays dust device

Technical Field

The utility model relates to a construction field, more specifically, the utility model relates to an anchor rope drilling sprays dust device.

Background

When involving the building construction of deep basal pit, need utilize the anchor rope to strut the deep basal pit usually to need carry out anchor rope drilling, jet high-pressure gas usually when drilling, so that in time blow out the rubble and the dust in the hole, so job site can produce a large amount of raise dusts.

In order to protect the health of field constructors and the surrounding environment, dust settling treatment, generally spray dust settling, needs to be performed during anchor cable drilling. The dust fall that sprays that has now sprays usually in the drilling top, and the dust fall effect is relatively poor, still has a large amount of dust can not combine and reach the effect of dust fall with the water droplet to the gap that still has not sprayed when spraying appears, leads to dust directly to blow to in the all ring edge borders under high-pressure gas's pressure.

Therefore, a spraying dust-settling device with good dust-settling effect is needed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at solves the current poor problem of dust device dust fall effect that sprays.

According to one aspect of the utility model, the anchor cable drilling spraying dust-settling device is provided, which comprises a spraying device and a liquid storage tank, wherein the liquid storage tank is communicated with the spraying device through a pipeline, the spraying device comprises a spraying ring and a plurality of spraying heads, and the spraying heads are uniformly arranged on the spraying ring and face one side of the spraying ring; and a sliding ring is arranged at the circle center of the spraying ring, and the anchor cable drill rod penetrates through the sliding ring and is in sliding connection with the sliding ring.

According to the scheme, when the hole is drilled, the spraying ring is sleeved on the anchor cable drill rod to spray, a circle of water curtain is formed, the water curtain is arranged around the drilled hole, dust sprayed out of the drilled hole is surrounded by the water curtain, and the dust is combined with water drops when flying out, so that the dust falling effect is achieved; the drilling rod passes behind the sliding ring and with sliding ring sliding connection, does not influence the rotation and the back-and-forth movement of drilling rod, keeps spray ring and drilling mouth certain distance of interval all the time, guarantees the dust fall effect. This device simple structure, dust fall is effectual.

Preferably, the spray ring is of a hollow structure, and the spray head and the pipeline are communicated with the inner cavity of the spray ring.

Through this scheme, spray the water and carry to the shower head through spray ring internal cavity, reduce the setting of outside pipeline, improve the security and the reliability that this device used.

Preferably, a fixing seat is fixed at the bottom of the spray ring, and the spray ring is fixed on the anchor cable drilling machine through the fixing seat.

Through this scheme, make and spray the ring and can be driven by the rig and remove, improve convenience and the flexibility of using.

Preferably, the spray headers are all inclined away from the centre of the spray ring.

Through this scheme, because just spun dust kinetic energy is too big, can not in time be blockked by the water curtain, this setting can enlarge the surrounding range of water curtain, improves the dust fall effect.

Preferably, the spray ring is fixedly connected with the slip ring through a plurality of fixing rods; a filter screen is arranged between the spray ring and the slip ring and is fixed on the fixed rod.

Through this scheme, block the dust, avoid the dust to get into on the rig.

Preferably, the fixing rods are of hollow structures and are communicated with the spray rings, and each fixing rod is provided with at least one spray head which is communicated with the fixing rods.

Through this scheme, spray at the surrounding range of water curtain, improve the dust fall effect.

The utility model discloses a technological effect lies in, this device simple structure can surround the outside water curtain that utilizes of drilling hole, avoids too much dust to spill over, makes dust fall effect better.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

Fig. 1 is the utility model discloses anchor rope drilling sprays dust device mounted position schematic diagram.

Fig. 2 is a schematic front view structure diagram of a spray ring in the anchor cable drilling spray dust-settling device in fig. 1.

Fig. 3 is a schematic side view of a spray ring in the anchor cable drilling spray dust-settling device in fig. 2.

Fig. 4 is a schematic structural diagram of a spray ring in the anchor cable drilling and spraying dust-settling device according to the second embodiment of the present invention.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be considered a part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Example one

As shown in fig. 1 to 3, the anchor cable drilling spraying dust-settling device in the present embodiment includes a spraying device 1100 and a liquid storage tank 1200, where the liquid storage tank 1200 is communicated with the spraying device 1100 through a pipeline 1300, the spraying device 1100 includes a spraying ring 1110 and a plurality of spraying heads 1120, and the spraying heads 1120 are uniformly arranged on the spraying ring 1110 and face one side of the spraying ring 1110; a slip ring 1130 is arranged at the center of the spray ring 1110, and the anchor cable drill pipe 2100 penetrates through the slip ring 1130 and is connected with the slip ring 1130 in a sliding manner.

According to the scheme of the embodiment, during drilling, the spraying device 1100 is sleeved on the anchor cable drill rod 2100 for spraying, the arrangement positions of the spray heads 1120 enable the sprayed water mist to form a circle of water curtain, the water curtain is arranged around the drill hole, so that dust sprayed out of the drill hole is surrounded by the water curtain, and the dust is combined with water drops when flying out, so that the dust falling effect is achieved; the drill rod 2100 penetrates through the slip ring 1130 and is in sliding connection with the slip ring 1130, the rotation and the front and back movement of the drill rod 2100 are not affected, the spraying ring 1110 and a drill hole are kept at a certain distance all the time, and the dust settling effect is guaranteed. This device simple structure, dust fall is effectual.

The shower heads 1120 in this embodiment are fan-shaped shower heads, and when all the fan-shaped shower heads spray, the fan-shaped water curtain is enclosed into a cylindrical water curtain to enclose the drilling hole, and when the distance between the shower heads 1120 is close enough, a relatively complete cylindrical water curtain can be enclosed.

The shower rings 1110 in other embodiments may be multi-turn, with the shower heads 1120 being arranged across the multi-layer shower rings 1110 to create smaller gaps between the water curtains.

The liquid storage tank 1200 in this embodiment delivers the shower water to the shower head 1120 by compressed air, which is communicated with the air pipe of the drill rod 2100 and shares the same air pressure source, and is connected by a three-way joint.

In this or other embodiments, the spray ring 1110 is a hollow structure, and the spray head 1120 and the pipe 1300 are both communicated with the inner cavity of the spray ring 1110. The spraying water is conveyed to the spraying head 1120 through the inner cavity of the spraying ring 1110, the arrangement of external pipelines is reduced, the use safety and reliability of the device are improved, and the winding or abrasion caused by the contact with a movable drill rod when a hose is connected is avoided.

In this embodiment or other embodiments, a fixing seat 1150 is fixed at the bottom of the spray ring 1110, and the spray ring 1110 is fixed to the anchor cable drilling machine through the fixing seat 1150. The spray ring 1110 can be driven to move by the drilling machine, and the use convenience and flexibility are improved.

In this or other embodiments, the showerhead 1120 is angled away from the center of the spray ring 1110. Because the kinetic energy of the just-sprayed dust is too large, the dust cannot be blocked by the water curtain in time and penetrates out, so that the surrounding range of the water curtain can be enlarged, the water curtain can be removed after the dust moves for a certain distance and the kinetic energy is reduced, and the dust settling effect can be improved.

In this embodiment or other embodiments, the spray ring 1110 and the slip ring 1130 are fixedly connected by a plurality of fixing rods 1140; a filter screen 1160 is arranged between the spray ring 1110 and the slip ring 1130, and the filter screen 1160 is fixed on the fixing rod 1140. And dust is blocked, and the dust is prevented from entering the drilling machine. The arrangement of the filter screen 1160 can also prevent dust rushed out at high speed from directly rebounding, absorb a part of kinetic energy and filter a part of dust.

A technological effect of this embodiment lies in, this device simple structure can utilize the water curtain to surround the drill hole mouth outside, avoids too much dust to spill over, makes dust fall effect better.

Example two

As shown in fig. 4, in the anchor cable drilling spraying dust-settling device in this embodiment, on the basis of the technical solution in the above embodiment, the fixing rods 1140 are hollow structures, the fixing rods 1140 are communicated with the spraying ring 1110, each fixing rod 1140 is provided with at least one spraying head 1120, and the spraying heads 1120 are communicated with the fixing rods 1140.

Through this scheme of this embodiment, the shower head 1120 that is fixed in on the dead lever 1140 sprays in the surrounding range of water curtain, improves the dust fall effect.

In this embodiment, the spray heads 1120 on the spray ring 1110 are fan-shaped spray heads, the fan-shaped sprays from the fan-shaped spray heads form a circle to form a water curtain, and the spray heads 1120 on the fixing rod 1140 are ordinary mist spray heads for combining with dust in the water curtain to achieve the purpose of reducing dust.

Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for purposes of illustration and is not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims

1. The anchor cable drilling spraying dust-settling device comprises a spraying device and a liquid storage tank, wherein the liquid storage tank is communicated with the spraying device through a pipeline; and a sliding ring is arranged at the circle center of the spraying ring, and the anchor cable drill rod penetrates through the sliding ring and is in sliding connection with the sliding ring.

2. The anchor rope drilling and spraying dust suppression device as claimed in claim 1, wherein the spray ring is of a hollow structure, and the spray head and the pipeline are both communicated with a cavity inside the spray ring.

3. The anchor rope drilling spraying dust-settling device as claimed in claim 2, wherein a fixing seat is fixed at the bottom of the spraying ring, and the spraying ring is fixed on the anchor rope drilling machine through the fixing seat.

4. The anchor rope drilling spray dust suppression device of claim 2, wherein the spray heads are all inclined in a direction away from the center of the spray ring.

5. The anchor cable drilling spraying dust-settling device as claimed in claim 1, wherein the spraying ring is fixedly connected with the slip ring through a plurality of fixing rods; a filter screen is arranged between the spray ring and the slip ring and is fixed on the fixed rod.

6. The anchor rope drilling spraying dust suppression device as claimed in claim 5, wherein the fixing rods are hollow structures, the fixing rods are communicated with the spraying rings, each fixing rod is provided with at least one spraying head, and the spraying heads are communicated with the fixing rods.