CN215979366U - Onboard external spraying device of development machine - Google Patents
Onboard external spraying device of development machine Download PDFInfo
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- CN215979366U CN215979366U CN202122240669.6U CN202122240669U CN215979366U CN 215979366 U CN215979366 U CN 215979366U CN 202122240669 U CN202122240669 U CN 202122240669U CN 215979366 U CN215979366 U CN 215979366U
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- dust
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Abstract
The utility model discloses an onboard external spraying device of a heading machine. The method of the utility model comprises the following steps: hydraulic motor and rotary sprayer, hydraulic motor drives the rotation axis and rotary sprayer carries out rotary motion through the shaft coupling, it has the ring channel to open on the rotation axis, and the inside ring hole that has with the ring channel intercommunication of opening of half section under the rotation axis, the whole synchronous rotation of rotation axis, the elbow leads the water source to the water smoke through the rotation axis and holds the district simultaneously, then through nozzle blowout water smoke, because rotary sprayer's rotation, make the inside low-pressure area that forms of water smoke, form the adsorption affinity to the dust of target area, to dust blowout water smoke simultaneously, dust heaviness, thereby realize the dust removal effect of dust fall dirt. The utility model can enlarge the dust removal action range, has good dust settling and removing effect and strong dust suppression capability.
Description
Technical Field
The utility model relates to a dust removal technology of a heading machine, in particular to an onboard external spraying device of the heading machine.
Background
The boom-type development machine is a combined machine set which can realize cutting, loading and transporting, self-walking and spray dust removal. With the rapid development of the comprehensive coal mining mechanization of the stope face, the requirement of coal mines on the tunneling speed of a roadway is higher and higher. In order to increase the speed of the mining roadways, cantilever type excavators have been vigorously developed and gradually developed.
At present, a spraying dust removal device is usually arranged on a cantilever type heading machine and comprises an inner spraying device and an outer spraying device, the spraying dust removal device has the function of spraying water mist to a contact position of a heading tool bit and coal rocks while cutting the coal rocks along with the rotation of the heading tool bit in the process of heading gold of the heading machine, and the functions of removing dust and cooling are realized.
In the prior art, for example, a heading machine onboard spray dust removal device with application publication number CN 108915685 a adopts a dust collection device and a spraying device to be installed on a cutting arm of the heading machine, and uses a suction pump to absorb dust-containing gas and sprays water mist to remove dust, but the dust removal mode has a general effect, a small action range and weak dust suppression capability.
In order to solve the technical problem, the utility model provides an onboard external spraying device of a heading machine.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides an onboard external spraying device of a heading machine, which can enlarge the dust removal action range, has good dust settling and removing effects and strong dust suppression capability.
In order to achieve the above purpose, the utility model provides the following technical scheme:
the utility model provides a tunneller machine carries outer atomizer which characterized in that: the method comprises the following steps:
the rotary sprayer comprises a nozzle body, a nozzle cover and a nozzle, wherein a cylindrical through hole is formed in the nozzle body, and a groove is formed in the lower side of the nozzle body; the upper side of the nozzle cover is provided with a rectangular groove which is matched with the groove to form a water mist containing area, and the nozzle cover is arranged on the lower side of the nozzle body; the nozzle is obliquely arranged on the nozzle cover and is communicated with the water mist containing area;
the rotating shaft penetrates through the cylindrical hole of the nozzle body and is in threaded connection with the nozzle body, an annular groove is formed in the rotating shaft, an annular hole communicated with the annular groove is formed in the lower half section of the rotating shaft, and the rotating shaft rotates integrally and synchronously; the body is sleeved on the rotating shaft, the rotating shaft and the body are in supporting connection through 2-4 groups of bearings, two ends of the body are fixedly connected with the hydraulic motor connecting flange and the nozzle body respectively, and a water through hole is formed in the body and communicated with the annular groove;
the joint seat is fixed at the position of the water through hole of the body, one end of the elbow is connected with the water through hole, the other end of the elbow is connected with the water pipe, and the joint seat fixes one end of the elbow;
the hydraulic motor is fixedly connected with the hydraulic motor flange, one end of the coupling penetrates through the hydraulic motor flange and is in power connection with the hydraulic motor, and the other end of the coupling is in threaded connection with the nozzle body to achieve power transmission.
Preferably, the nozzle further comprises a fixing plate for limiting the longitudinal position of the rotating shaft, the fixing plate is arranged at the connecting position of the inside of the nozzle body and the rotating shaft, and the fixing plate is fixedly connected with the nozzle body through a bolt.
Preferably, the nozzle cover is provided with 2-10 nozzle openings for installing the nozzles, and the central line of each nozzle opening and the central line of the nozzle cover form a conical surface at an angle of 20-60 degrees.
Preferably, the nozzle cover and the nozzle body are sealed through a first sealing ring, and the internal sealing effect is enhanced.
Preferably, the water spray nozzle further comprises a protective water cover, the protective water cover wraps around the nozzle cover, the operation of the nozzle is not affected, the protective water cover is fixed to the lower side of the body, and the protective water cover is in threaded connection with the nozzle cover through the first bolt, the first washer and the first spring washer.
Preferably, the body and the hydraulic motor connecting flange are in threaded connection through a second bolt, a second gasket, a second spring gasket and a nut, and 2-4 groups of rotary sealing rings are installed between the body and the rotary shaft to seal the annular groove of the rotary shaft.
Preferably, the hydraulic motor further comprises a shell, the shell wraps the water shield and protects internal structures, and the shell is in threaded connection with the hydraulic motor flange through a fourth bolt, a third gasket and a third spring gasket.
Preferably, the hydraulic motor flange and the hydraulic motor are in threaded connection through a third bolt.
Specifically, with the aircraft nose department of this device through threaded connection to entry driving machine, hydraulic motor can drive rotation axis and rotary sprayer through the shaft coupling and carry out rotary motion, and the elbow causes the water source to hold the district through the rotation axis simultaneously, then through nozzle blowout water smoke, because rotary sprayer's rotation for the inside low-pressure area that forms of water smoke, to the dust formation adsorption affinity of target area, to dust blowout water smoke simultaneously, dust becomes heavy, thereby realizes the dust removal effect of dust fall.
The utility model has the beneficial effects that:
this device passes through the combination of elbow and shaft coupling, causes the water source internal to the nozzle, and each nozzle spun water smoke forms the conical surface, through the cooperation of hydraulic motor, shaft coupling and nozzle body for the shower nozzle is rotatory, and then forms the low pressure, forms the adsorption affinity to dust, spouts water smoke simultaneously, makes dust fall down, thereby realizes dust fall dust removal effect.
By adopting the scheme, the dust removal device can enlarge the dust removal action range, has good dust removal effect and strong dust suppression capability.
Drawings
To more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic diagram of the overall device structure of the present solution.
In the figure, 1-nozzle cover, 2-fixed plate, 3-nozzle, 4-protective water cover, 5-first sealing ring, 6-first bolt, 7-first gasket, 8-first spring gasket, 9-rotating shaft, 10-nozzle body, 11-second sealing ring, 12-bearing, 13-rotating sealing ring, 14-elbow, 15-joint seat, 16-body, 17-second bolt, 18-second gasket, 19-second spring gasket, 20-nut, 21-shaft coupling, 22-hydraulic motor connecting flange, 23-hydraulic motor, 24-third bolt, 25-fourth bolt, 26-third gasket, 27-third spring gasket, 28-combined gasket, and 29-shell.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention 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 merely illustrative of the utility model and are not intended to limit the utility model.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the utility model.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
As shown in fig. 1, an onboard external spraying device of a heading machine is characterized in that: the method comprises the following steps:
the rotary sprayer comprises a nozzle body 10, a nozzle cover 1 and a nozzle 3, wherein a cylindrical through hole is formed in the nozzle body 10, and a groove is formed in the lower side of the nozzle body; the upper side of the nozzle cover 1 is provided with a rectangular groove which is matched with the groove to form a water mist containing area, and the nozzle cover 1 is arranged on the lower side of the nozzle body 10; the nozzle 3 is obliquely arranged on the nozzle cover 1 and is communicated with the water mist containing area;
the rotating shaft 9 penetrates through the cylindrical hole of the nozzle body 10 and is in threaded connection with the nozzle body, an annular groove is formed in the rotating shaft 9, an annular hole communicated with the annular groove is formed in the lower half section of the rotating shaft 9, and the rotating shaft 9 integrally and synchronously rotates; the body 16 is sleeved on the rotating shaft 9 and is in supporting connection with the rotating shaft through 2-4 groups of bearings 12, two ends of the body 16 are fixedly connected with the hydraulic motor connecting flange 22 and the nozzle body 10 respectively, and the body 16 is provided with a water through hole communicated with the annular groove;
the elbow comprises an elbow 14 and a joint seat 15, wherein the joint seat 15 is fixed at a water through hole of a body 16, one end of the elbow 14 is connected with the water through hole, the other end of the elbow 14 is connected with a water pipe, and the joint seat 15 fixes one end of the elbow 14;
the nozzle comprises a hydraulic motor 23, a hydraulic motor flange 22 and a coupling 21, wherein the hydraulic motor 23 is fixedly connected with the hydraulic motor flange 22, one end of the coupling 21 penetrates through the hydraulic motor flange 22 and is in power connection with a hydraulic motor 223, and the other end of the coupling 21 is in threaded connection with the nozzle body 10 to realize power transmission.
Preferably, the nozzle body structure further comprises a fixing plate 2, wherein the fixing plate 2 is used for limiting the longitudinal position of the rotating shaft 9 and is arranged inside the nozzle body 10 at the connecting position of the rotating shaft 9, and the fixing plate 2 is fixedly connected with the nozzle body 10 through bolts.
Preferably, the nozzle cover 1 is provided with 2-10 nozzle openings for installing the nozzles 3, and the central line of each nozzle opening and the central line of the nozzle cover 1 form a conical surface at an angle of 20-60 degrees.
Preferably, the nozzle cover 1 and the nozzle body 10 are sealed by the first sealing ring 5, so that the internal sealing effect is enhanced.
Preferably, the nozzle cover further comprises a protective water cover 4, the protective water cover 4 wraps around the nozzle cover 1 without affecting the operation of the nozzle 3, the protective water cover 4 is fixed on the lower side of the body 16, and the protective water cover 4 is in threaded connection with the nozzle cover 1 through a first bolt 6, a first washer 7 and a first spring washer 8.
Preferably, the body 16 and the hydraulic motor connecting flange 22 are in threaded connection through a second bolt 17, a second washer 18, a second spring washer 19 and a nut 20, and 2-4 sets of rotary sealing rings 13 are installed between the body 16 and the rotating shaft 9 to seal the annular groove of the rotating shaft 9.
Preferably, the hydraulic motor further comprises a shell 29, wherein the shell 29 is wrapped on the protective water cover 4 to protect internal structures, and the shell 29 is in threaded connection with the hydraulic motor flange 22 through a fourth bolt 25, a third gasket 26 and a third spring gasket 27.
Preferably, the hydraulic motor flange 22 and the hydraulic motor 23 are connected by a third bolt 24.
Specifically, with the aircraft nose department of this device through threaded connection to entry driving machine, hydraulic motor 23 can drive rotation axis 9 and rotary sprayer through coupling 21 and carry out rotary motion, elbow 14 causes the water source to hold the district through rotation axis 9 simultaneously, then through nozzle 3 blowout water smoke, because rotary sprayer's rotation, make the inside low-pressure area that forms of water smoke, form the adsorption affinity to the dust of target area, to dust blowout water smoke simultaneously, dust becomes heavy, thereby realize the dust removal effect that the dust fall dirt.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a tunneller machine carries outer atomizer which characterized in that: the method comprises the following steps:
the rotary sprayer comprises a nozzle body, a nozzle cover and a nozzle, wherein a cylindrical through hole is formed in the nozzle body, and a groove is formed in the lower side of the nozzle body; the upper side of the nozzle cover is provided with a rectangular groove which is matched with the groove to form a water mist containing area, and the nozzle cover is arranged on the lower side of the nozzle body; the nozzle is obliquely arranged on the nozzle cover and is communicated with the water mist containing area;
the rotating shaft penetrates through the cylindrical hole of the nozzle body and is in threaded connection with the nozzle body, an annular groove is formed in the rotating shaft, an annular hole communicated with the annular groove is formed in the lower half section of the rotating shaft, and the rotating shaft rotates integrally and synchronously; the body is sleeved on the rotating shaft, the rotating shaft and the body are in supporting connection through 2-4 groups of bearings, two ends of the body are fixedly connected with the hydraulic motor connecting flange and the nozzle body respectively, and a water through hole is formed in the body and communicated with the annular groove;
the joint seat is fixed at the position of the water through hole of the body, one end of the elbow is connected with the water through hole, the other end of the elbow is connected with the water pipe, and the joint seat fixes one end of the elbow;
the hydraulic motor is fixedly connected with the hydraulic motor flange, one end of the coupling penetrates through the hydraulic motor flange and is in power connection with the hydraulic motor, and the other end of the coupling is in threaded connection with the nozzle body and can drive the nozzle body to rotate.
2. An external spraying device according to claim 1, wherein: the nozzle body is characterized by further comprising a fixing plate, wherein the fixing plate is used for limiting the longitudinal position of the rotating shaft and is arranged at the connecting part of the inside of the nozzle body and the rotating shaft, and the fixing plate is fixedly connected with the nozzle body through a bolt.
3. An external spraying device according to claim 1, wherein: the nozzle cover is provided with 2-10 nozzle openings for installing nozzles, and the central line of each nozzle opening and the central line of the nozzle cover form 20-60 degrees to form a conical surface.
4. An external spraying device according to claim 1, wherein: the nozzle cover and the nozzle body are sealed through a first sealing ring.
5. An external spraying device according to claim 1, wherein: still include the protection water cover, the parcel of protection water cover is around the nozzle lid, but does not influence the function of nozzle, and the protection water cover is fixed at the body downside, carries out threaded connection through first bolt, first packing ring and first spring washer between protection water cover and the nozzle lid.
6. An external spraying device according to claim 1, wherein: the body and the hydraulic motor flange are in threaded connection through a second bolt, a second gasket, a second spring gasket and a nut, 2-4 groups of rotary sealing rings are installed between the body and the rotary shaft, and the rotary shaft annular groove is sealed.
7. An external spraying device according to claim 1, wherein: the hydraulic motor flange is in threaded connection with the shell through a fourth bolt, a third gasket and a third spring gasket.
8. An external spraying device according to claim 1, wherein: and the hydraulic motor flange and the hydraulic motor are in threaded connection through a third bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122240669.6U CN215979366U (en) | 2021-09-16 | 2021-09-16 | Onboard external spraying device of development machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122240669.6U CN215979366U (en) | 2021-09-16 | 2021-09-16 | Onboard external spraying device of development machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215979366U true CN215979366U (en) | 2022-03-08 |
Family
ID=80466476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122240669.6U Active CN215979366U (en) | 2021-09-16 | 2021-09-16 | Onboard external spraying device of development machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215979366U (en) |
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2021
- 2021-09-16 CN CN202122240669.6U patent/CN215979366U/en active Active
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