CN218965322U

CN218965322U - Combined pneumatic pick

Info

Publication number: CN218965322U
Application number: CN202221055406.6U
Authority: CN
Inventors: 李树森; 李巍
Original assignee: Dalai Nur Coal Industry Co Ltd
Current assignee: Dalai Nur Coal Industry Co Ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2023-05-05
Anticipated expiration: 2032-05-05

Abstract

The utility model belongs to the field of coal machinery, and particularly relates to a combined air pick which comprises a supporting rod and a plurality of air picks, wherein the air picks are respectively connected with the supporting rod and are arranged at intervals along the length direction of the supporting rod. The combined air pick can prevent coal seam holes from being blocked with pick fibers, and improves construction efficiency.

Description

Combined pneumatic pick

Technical Field

The utility model belongs to the field of coal machinery, and particularly relates to a combined air pick.

Background

When the pneumatic pick is used for shoveling the coal seam, the contact range of the operation level of the pneumatic pick is small, and the loosening area of the vibration operation of the pneumatic pick is very small, so that after the pneumatic pick drill rod is used for punching a hole in the coal seam, the problem that the pneumatic pick drill rod is firmly clamped in the hole in the coal seam, so that the pneumatic pick cannot be pulled out is solved, and the construction efficiency of the pneumatic pick is low.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, the embodiment of the utility model provides the combined air pick, which can prevent the coal seam holes from clamping pick fibers and improve the construction efficiency.

An air pick of an embodiment of the present utility model includes: a support rod; a plurality of air picks which are respectively connected with the supporting rod and are arranged at intervals along the length direction of the supporting rod,

the pneumatic pick comprises pick fibers and a telescopic piece, wherein the telescopic piece is connected with the pick fibers and used for driving the pick fibers to reciprocate, and the telescopic piece is connected with the supporting rod.

The combined air pick provided by the embodiment of the utility model can prevent the coal seam holes from clamping pick fibers, and improves the construction efficiency.

In some embodiments, the pneumatic pick further comprises an elastic member, the elastic member is sleeved on the pick fiber, one end of the elastic member is abutted to the telescopic member, and the other end of the elastic member is abutted to the pick fiber.

In some embodiments, the pick is rotatable relative to the support rod.

In some embodiments, the combined air pick further comprises a first connecting part and a second connecting part which are connected with each other, the first connecting part is rotatable relative to the second connecting part, the first connecting part is connected with the air pick, the second connecting part is sleeved on the supporting rod, the second connecting part is rotatable relative to the supporting rod, and the rotation direction of the first connecting part is orthogonal to the rotation direction of the second connecting part.

In some embodiments, the first connecting part comprises a first fixing part and a second fixing part, the first fixing part and the second fixing part are detachably connected, the first fixing part and the second fixing part are sleeved on the air pick, the second connecting part comprises a third fixing part and a fourth fixing part, the third fixing part and the fourth fixing part are sleeved on the supporting rod, and the third fixing part is connected with the second fixing part.

In some embodiments, one of the first fixing member and the second fixing member is provided with a first positioning pin, the other one is provided with a first positioning hole, the first positioning pin can extend into the first positioning hole, one of the third fixing member and the fourth fixing member is provided with a second positioning pin, the other one is provided with a second positioning hole, and the second positioning pin can extend into the second positioning hole.

In some embodiments, the modular pick further comprises a pusher, the pusher being coupled to the support rod.

In some embodiments, a preset included angle is formed between the extending direction of the pushing handle and the length direction of the supporting rod.

In some embodiments, the modular pick further comprises a wheel coupled to the support rod, and the wheel is rotatable relative to the support rod.

Drawings

Fig. 1 is a schematic view of a combination air pick according to an embodiment of the present utility model.

Fig. 2 is a schematic view of the socket of fig. 1.

Fig. 3 is an exploded view of the first and second connection members of fig. 1.

Fig. 4 is a schematic structural view of the air pick of fig. 1.

Reference numerals:

the support rod 1 is provided with a plurality of support grooves,

air pick 2, pick fiber 21, telescopic piece 22, power source interface 221, elastic piece 23,

the first connecting member 3, the first fixing member 31, the first positioning pin 311, the second fixing member 32, the first positioning hole 321, the second connecting member 4, the third fixing member 41, the second positioning hole 411, the fourth fixing member 42, the second positioning pin 421,

push handle 5, socket 51, wheel 6, handle 7.

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

As shown in fig. 1 to 4, the combined air pick according to the embodiment of the utility model includes a supporting rod 1 and a plurality of air picks 2, the plurality of air picks 2 are respectively connected with the supporting rod 1, and the plurality of air picks 2 are arranged at intervals along the length direction of the supporting rod 1, the air pick 2 includes a pick fiber 21 and a telescopic piece 22, the telescopic piece 22 is connected with the pick fiber 21, the telescopic piece 22 is used for driving the pick fiber 21 to reciprocate, and the telescopic piece 22 is connected with the supporting rod 1.

Specifically, as shown in fig. 1, the supporting rod 1 extends along the left-right direction, the plurality of air picks 2 extend along the front-rear direction, and the plurality of air picks 2 are arranged on the supporting rod 1 at intervals along the left-right direction, when the combined air pick is used for impacting coal to mine coal, the plurality of air picks 2 are used for simultaneously impacting and drilling the coal seam, and the plurality of air picks 2 are used for simultaneously impacting and vibrating holes drilled on the coal seam, for example, the spacing between the plurality of air picks 2 is set according to the hardness of the coal seam, namely the coal seam around the section can be broken and stripped, the coal seam on the construction surface is loose so as to be beneficial to coal mining, and the pick fibers 21 of the air picks 2 can be prevented from being blocked by the holes of the coal seam.

Specifically, as shown in fig. 1, the front end of the pick fiber 21 is adapted to impact coal mining, the rear end of the pick fiber 21 is connected to the telescopic member 22, and the telescopic member 22 is extended in the front-rear direction, the telescopic member 22 is extendable or retractable in the front-rear direction to reciprocate the pick fiber 21 to extend or retract, and the lower end of the telescopic member 22 is connected to the support member. Optionally, a tunneling part is arranged at the front end of the pick fiber 21, and the tunneling part is conical so as to facilitate the Yu Gao fiber 21 to impact coal mining. .

The combined air pick of the embodiment of the utility model simultaneously performs impact drilling on the coal seam through the plurality of air picks 2, and the plurality of air picks 2 simultaneously performs impact vibration on holes punched on the coal seam, thereby improving the construction efficiency of the combined air pick, avoiding the single air pick 2 from being blocked by the holes of the coal seam during construction,

according to the combined air pick provided by the embodiment of the utility model, the pick fiber 21 and the telescopic piece 22 are arranged, and the telescopic piece 22 can extend or retract in the front-back direction so that the pick fiber 21 can do extending or retracting reciprocating motion to impact coal seam coal mining, and the construction efficiency of the combined air pick is improved.

In some embodiments, the air pick 2 further includes an elastic member 23, the elastic member 23 is sleeved on the pick fiber 21, one end of the elastic member 23 abuts against the telescopic member 22, and the other end of the elastic member 23 abuts against the pick fiber 21.

Specifically, as shown in fig. 1, the air pick 2 further includes an elastic member 23, the elastic member 23 extends forward and backward, the front end of the elastic member 23 abuts against the pick fiber 21, the rear end of the elastic member abuts against the 2 telescopic member 22, when the telescopic member 22 can retract in the forward and backward direction, a certain pressure is applied to the elastic member 23, at this time, the elastic member 23 is in a compressed state, when the pick fiber 21 extends, the elastic member 23 is turned from the compressed state to the extended state, at this time, the elastic member 23 can increase the impact force when the pick fiber 21 extends.

According to the combined air pick of the embodiment of the utility model, the elastic piece 23 is arranged, so that the telescopic piece 22 can extend or retract in the front-rear direction to enable the pick fiber 21 to do extending or retracting reciprocating motion, and the construction efficiency of the combined air pick is improved.

In some embodiments, the pick 2 is rotatable relative to the support rod 1.

Specifically, as shown in fig. 1 to 4, the air pick 2 can swing left and right relative to the supporting rod 1, for example, when the air pick 2 is used for impacting coal mining, coal seam holes can be enlarged through swinging of the air pick 2, so that the construction difficulty of coal mining of the air pick 2 is reduced, and the labor intensity of operators can be reduced.

Optionally, the air pick 2 further comprises a handle 7, the front end of the handle 7 is connected with the telescopic member 22, a power source interface 221 is arranged on the telescopic member 22, and the power source interface 221 is suitable for being connected with a power source to provide power for extending or retracting the telescopic member 22. The handle 7 is provided with a power switch to control the extension or retraction of the telescopic member 22.

In some embodiments, the combined air pick further comprises a first connecting part 3 and a second connecting part 4 which are connected with each other, the first connecting part 3 is rotatable relative to the second connecting part 4, the first connecting part 3 is connected with the air pick 2, the second connecting part 4 is sleeved on the supporting rod 1, the second connecting part 4 is rotatable relative to the supporting rod 1, and the rotation direction of the first connecting part 3 is arranged orthogonal to the rotation direction of the second connecting part 4.

Specifically, as shown in fig. 1 to 4, the first connecting member 3 is connected to the air pick 2, for example, the first connecting member 3 is sleeved on the air pick 2, the second connecting member 4 is sleeved on the support rod 1, the lower end of the first connecting member is rotatably connected to the second connecting member 4, for example, the lower end of the first connecting member 3 is connected to the upper end of the second connecting member 4 through a connecting pin, that is, the first connecting member 3 can rotate in the left-right direction relative to the second connecting member 4, and the second connecting member 4 can rotate in the up-down direction. When the air pick 2 is used for impacting coal mining, the first connecting part 3 can rotate in the left-right direction relative to the second connecting part 4, so that the air pick 2 can rotate in the left-right direction relative to the supporting rod 1, or the air pick 2 can swing in the left-right direction relative to the supporting piece, the coal seam holes can be enlarged through swinging of the air pick 2, the construction difficulty of coal mining of the air pick 2 is reduced, and the labor intensity of operators can be reduced.

According to the combined type air pick provided by the embodiment of the utility model, the first connecting part 3 and the second connecting part 4 are arranged, and the first connecting part 3 can rotate relative to the second connecting part 4, so that when the air pick 2 is impacted to coal, the air pick 2 can swing in the left-right direction relative to the supporting rod 1, and the construction efficiency of the combined type air pick is improved.

In some embodiments, the first connecting part 3 includes a first fixing member 31 and a second fixing member 32, the first fixing member 31 and the second fixing member 32 are detachably connected, the first fixing member 31 and the second fixing member 32 are sleeved on the air pick 2, the second connecting part 4 includes a third fixing member 41 and a fourth fixing member 42, the third fixing member 41 and the fourth fixing member 42 are sleeved on the support rod 1, and the third fixing member 41 is connected with the second fixing member 32.

Specifically, as shown in fig. 1 to 3, the first fixing member 31 and the second fixing member 32 are sleeved on the air pick 2, the lower end of the first fixing member 31 is detachably connected with the upper end of the second fixing member 32, the third fixing member 41 and the fourth fixing member 42 are sleeved on the supporting rod 1, and the lower end of the third fixing member 41 is detachably connected with the upper end of the fourth fixing member 42, so that when the air pick 2 is abnormal, the air pick 2 can be timely and conveniently replaced or removed, and the air pick 2 is easy to maintain and replace.

In some embodiments, one of the first fixing member 31 and the second fixing member 32 is provided with a first positioning pin 311, the other one is provided with a first positioning hole 321, the first positioning pin 311 may extend into the first positioning hole 321, one of the third fixing member 41 and the fourth fixing member 42 is provided with a second positioning pin 421, the other one is provided with a second positioning hole 411, and the second positioning pin 421 may extend into the second positioning hole 411.

Specifically, as shown in fig. 3, for example, the first fixing member 31 is provided with a first positioning pin 311, the second fixing member 32 is provided with a first positioning hole 321, the first positioning pin 311 can extend into the first positioning hole 321 to detachably connect the first fixing member 31 with the second fixing member 32, optionally, the number of the first positioning pins 311 is multiple, the number of the first positioning holes 321 is multiple, and the plurality of first positioning pins 311 extend into the plurality of first positioning holes 321 in a one-to-one correspondence manner to improve the stability and safety of the connection between the first fixing member 31 and the second fixing member 32.

For example, the third fixing member 41 is provided with a second positioning hole 411, the fourth fixing member 42 is provided with a second positioning pin 421, and the second positioning pin 421 can extend into the second positioning hole 411 to detachably connect the third fixing member 41 with the fourth fixing member 42, optionally, the number of the second positioning pins 421 is multiple, the number of the second positioning holes 411 is multiple, and the plurality of second positioning pins 421 extend into the plurality of second positioning holes 411 in a one-to-one correspondence manner to improve the stability and the safety of the connection between the third fixing member 41 and the fourth fixing member 42.

In some embodiments, the combined air pick further comprises a pushing hand 5, and the pushing hand 5 is connected with the supporting rod 1.

Specifically, as shown in fig. 1 to 4, the shape of the push handle 5 may be U-shaped, for example, the shape of the push handle 5 may also be other shapes existing. The push handle 5 is provided with a sleeving part 51, the sleeving part 51 is connected with the support rod 1, and the sleeving part 51 is also connected with the second connecting part 4.

Optionally, the extending direction of the pushing handle 5 and the length direction of the supporting rod 1 have a preset included angle, that is, the length direction of the pushing handle 5 and the air pick 2 also have a preset included angle, and the distance between the air picks 2 and the supporting rod 1 can be set, so that the air pick fibers 21 can impact the coal seam, the coal seam of the coal mining area is broken and stripped through the impact of the air picks 2, the air pick drill rod is prevented from being blocked by holes cut by the air pick 2, the working efficiency of the impact of the air pick 2 on coal mining is improved, and the working strength of operators is reduced.

In some embodiments, the modular pick further comprises a wheel 6, the wheel 6 being connected to the support rod 1, and the wheel 6 being rotatable relative to the support rod 1.

Specifically, as shown in fig. 1 to 4, the number of wheels 6 is plural, for example, the number of wheels 6 is two, two wheels 6 are installed at the left and right ends of the supporting rod 1, when an operator uses the air pick 2 to coal, the air pick 2 can be pushed to push the coal seam, and the wheels 6 are used as fulcrums, namely, the wheels 6, the supporting piece 1 and the air pick 2 form a lever, so that the air pick 2 can be swept to the periphery by utilizing the force of the lever, the supporting rod 1, the pushing hand 5 and the wheels 6 are matched, the operability of the air pick 2 can be improved, the working efficiency of the air pick 2 for impacting the coal mining can be improved, and the labor intensity of the operator can be reduced.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims

1. A combination air pick, comprising:

a support rod;

a plurality of air picks which are respectively connected with the supporting rod and are arranged at intervals along the length direction of the supporting rod,

2. The combined air pick of claim 1, further comprising an elastic member, wherein the elastic member is sleeved on the pick fiber, one end of the elastic member is abutted to the telescopic member, and the other end of the elastic member is abutted to the pick fiber.

3. A combination pick as claimed in claim 1, wherein the pick is rotatable relative to the support rod.

4. A combination pick according to claim 3, further comprising a first connecting member and a second connecting member connected to each other, and the first connecting member is rotatable relative to the second connecting member, the first connecting member is connected to the pick, the second connecting member is sleeved on the support rod, and the second connecting member is rotatable relative to the support rod, and the direction of rotation of the first connecting member is arranged orthogonal to the direction of rotation of the second connecting member.

5. The combination pick of claim 4, wherein the first connecting member includes a first fastener and a second fastener, the first fastener and the second fastener are detachably connected, the first fastener and the second fastener are sleeved on the pick, the second connecting member includes a third fastener and a fourth fastener, the third fastener and the fourth fastener are sleeved on the support rod, and the third fastener is connected with the second fastener.

6. The combination pick of claim 5, wherein one of the first and second securing members includes a first locating pin and the other includes a first locating hole, the first locating pin extends into the first locating hole, one of the third and fourth securing members includes a second locating pin and the other includes a second locating hole, and the second locating pin extends into the second locating hole.

7. A combination pick as claimed in any one of claims 1 to 6, further comprising a push handle, the push handle being connected to the support rod.

8. The combination pick of claim 7, wherein a predetermined angle is formed between an extension direction of the pusher and a length direction of the support rod.

9. A combination pick according to any one of claims 1 to 6, further comprising a wheel, the wheel being connected to the support rod and the wheel being rotatable relative to the support rod.