CN210948735U - Temporary support and anchor rod drill carriage - Google Patents

Abstract

A temporary support comprises a telescopic arm (1) and a temporary support frame (2), wherein the telescopic arm (1) comprises a first arm body (3), a second arm body (4) and a driver (5), and the driver (5) is assembled on the corresponding arm body so that the first arm body (3) and the second arm body (4) can relatively displace under the action of the driver (5). The anchor rod drill carriage comprises a connecting base body (13) and a temporary support (14), wherein the connecting base body (13) is used for being connected with an anchor rod drill carriage body, the lower portion of the temporary support (14) is hinged to the connecting base body (13), a driver (15) is installed on the connecting base body (13), and the driving end of the driver (15) is hinged to the bottom of a telescopic arm (1) of the temporary support (14) so that the temporary support (14) can achieve angle adjustment. The anchor rod drill carriage with the temporary support can reliably support the top of the roadway in a state that the height of the whole machine is reduced.

Description

Temporary support and anchor rod drill carriage

Technical Field

The utility model relates to an engineering machine tool equipment technical field, concretely relates to support temporarily and set the stock drill carriage that this temporarily supported.

Background

The anchor rod drill carriage is one kind of engineering mechanical equipment, is special equipment designed for tunneling roadway anchor rod and anchor cable support, is mainly used for coal rock and semi-coal rock roadway working surface support operation, and can simultaneously realize roadway top and side anchor rod and anchor cable support.

The anchor rod drill carriage is used as an important actuating mechanism of the anchor rod drill carriage, such as temporary support, and is mainly used for supporting the top of a roadway in an operating state. For the actuating mechanism, in order to improve the stability of the whole machine and avoid serious accidents such as turnover, the anchor rod drill carriage is continuously improved by the technical personnel in the field, and the aim is to ensure that the whole machine obtains a lower gravity center so as to effectively reduce the height of the whole machine.

However, along with the effective reduction of the height of the whole machine, how to optimize the temporary support structure is a key point developed by the technical personnel in the field to obtain strong and reliable support for the top of the roadway under the condition of reducing the height of the whole machine.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: a temporary support and a rock-bolt rig provided with such a temporary support are provided which at least partially solve the above mentioned technical problems.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and do, provide a temporary support, join in marriage the interim support frame on flexible arm including flexible arm with the dress, flexible arm includes the first arm body, the second arm body, first driver dress is joined in marriage on flexible arm so that the first arm body and the second arm body have relative displacement in order to realize under the effect of first driver the flexible arm is flexible.

The utility model discloses a support temporarily, because of flexible arm under the effect of first driver, there is relative displacement in the first arm body and the second arm body, and along with relative displacement's emergence, flexible arm alright realize its flexible function, highly pulled out of this temporary support rises. When the temporary support is arranged on engineering mechanical equipment such as an anchor rod drill carriage, even if the gravity center and the height of the whole machine become low, the temporary support can also meet the requirement of stable support of the top of a roadway through the expansion and contraction of the telescopic arm.

In above-mentioned interim support, the drive end of first driver is connected the second arm body, makes the driver can act on the second arm body, from this, the second arm body becomes passive arm body, satisfies under the flexible arm possesses flexible function's the situation, has avoided the simultaneous movement of first arm body and second arm body, makes the utility model discloses an interim support can be joined in marriage through first arm body and join in marriage in corresponding engineering machine equipment, uses as interim support on the stock drill carriage.

Furthermore, the first driver is assembled on the first arm body, and the telescopic arm with the structure has the advantages of reliable driving and simple structure.

In the temporary support, the second arm is preferably one of a single-arm body and a multi-arm body including a plurality of single-arm bodies. Therefore, it can be understood that the second arm body may be a single-arm body structure, or may be a multi-arm body structure composed of a plurality of single-arm bodies. The second arm body structure is diversified, and possesses its advantage separately: for the single-arm body, the structure is simple; and for the multi-arm body, the total length of the second arm body is divided into a plurality of single-arm bodies through the arrangement of the single-arm bodies, so that the phenomenon that the total length of the second arm body is too large in span is avoided, and the strength characteristic is effectively improved.

Furthermore, the second arm body is a multi-arm body, and a second driver is also arranged between two adjacent single-arm bodies of the multi-arm body, so that the two adjacent single-arm bodies have relative displacement under the action of the second driver, and further expansion and contraction of the telescopic arm are realized. Therefore, the telescopic arm can be further telescopic, the telescopic capacity of the telescopic arm is optimized, and the telescopic arm is more favorable for being used on engineering mechanical equipment with higher telescopic length requirements.

In some embodiments, the first drive is mounted externally of the first arm for ease of service and replacement.

In some embodiments, the first arm body and the second arm body are hollow tubular bodies, two adjacent hollow tubular bodies form an inner and outer nested structure, and the inner and outer nested hollow tubular bodies are very suitable for being used as telescopic parts in a telescopic structure and can realize stepless telescopic.

In some embodiments, the top of the telescopic arm is provided with an angle righting seat, and the temporary support frame is hinged on the angle righting seat so that the support top surface of the temporary support frame can be matched with the roadway top support when in temporary support. Therefore, the temporary support frame can realize stable and reliable support, is installed in a hinged mode, and is favorable for realizing perfect support under the condition of uneven roadway top.

Further, the angle seat of putting is including installing the base at telescopic boom top and the articulated installation wallboard of confession temporary support frame that is located the base both sides, the installation wallboard is vertical state basically when supporting temporarily to the support top surface of guarantee articulated temporary support frame can support the cooperation with the tunnel top.

In some implementations, the temporary support frame includes two support sub-frames, the support sub-frame includes a third driver, a first sub-arm, a second sub-arm, and a temporary support arm frame installed on the extending end of the second sub-arm, the third driver is installed on the first sub-arm, and the second sub-arm is connected with the driving end of the third driver and is sleeved with the second sub-arm. The temporary support frame of the structure is simple in overall structure, can achieve stretching and retracting, and can expand the support operation span.

Furthermore, the temporary support arm frames on the two support sub-frames are arranged in parallel, and the support arm frames are also provided with long lath-shaped support top arms, so that the stability and reliability of the support are guaranteed, the support contact area is expanded, and the support stability is further guaranteed.

The utility model also provides an anchor rod drill carriage, this anchor rod drill carriage include that the aforesaid supports temporarily and connect the base member, it is used for being connected in order to realize temporarily supporting the setting on the anchor rod drill carriage with anchor rod drill carriage organism to connect the base member, the lower part of temporarily supporting is articulated with the connection base member, just connect base member facial make-up fourth driver, the drive end of this fourth driver be used for with the bottom of the flexible arm of temporarily supporting is articulated so that the temporary support can realize angle modulation.

Further, the connection base is provided with a housing chamber, and the fourth driver is fitted in the housing chamber. The fourth driver is internally provided, so that the direct exposure of the fourth driver is avoided, and compared with the prior art, the overall structure is simpler and more compact.

In some embodiments, the first, second, third and fourth drivers are preferably one of a cylinder, a cylinder and a gas spring, and each driver can be selected from various types and has strong universality.

The utility model discloses an anchor rod drill carriage, through flexible arm lower part and the articulated of being connected the base member and flexible arm bottom and fourth driver's articulated to make the interim angle modulation that supports and to realize self around the articulated shaft of flexible arm lower part and connection base member under the effect of fourth driver. In addition under the flexible cooperation of flexible arm, the utility model discloses an anchor rod drill carriage can effectively adjust the angle of interim support to adapt to different tunnel heights, the height of fuselage when reducing the walking simultaneously improves the complete machine trafficability characteristic and adapts to the tunnel height and lower.

Drawings

Embodiments of the present invention will now be described in more detail and by way of non-limiting examples with reference to the accompanying drawings in order to provide a thorough understanding of the principles and spirit of the invention. It should be noted that the features and structures shown in the various figures do not necessarily represent actual shapes and sizes of the corresponding parts and elements, but are merely used to explain the principles of the embodiments of the present invention.

Fig. 1 schematically illustrates a partial isometric view of a rock bolt rig in accordance with an embodiment of the present invention.

Figure 2 schematically shows a partial schematic view of the fit between the connection base, the temporary support and the actuator in one embodiment.

Fig. 3 schematically illustrates a schematic view of a temporary support according to an embodiment of the invention.

Fig. 4 schematically shows a partial schematic view of the connection between the telescopic arm and the temporary support frame in one embodiment.

Fig. 5 schematically illustrates a partial structural view of a temporary support frame for temporary support in one embodiment.

The telescopic arm comprises a telescopic arm 1, a temporary supporting frame 2, a first arm body 3, a second arm body 4, a single arm body 41, a first driver, a second driver 6, a third driver 8, a third driver 15, a fourth driver 51, a driving end 51, a 7-angle correcting seat 71, a base 72, a mounting wall plate 72, a first sub-arm 9, a second sub-arm 10, a temporary supporting arm frame 11, a supporting top arm 12, a connecting base 13, a temporary support 14, a containing cavity 16, a connecting wall plate 17, an articulated shaft sleeve 18, an inner wall plate 19 and an articulated shaft seat 20.

Detailed Description

Specific embodiments of the present invention will be described in detail below by way of examples.

It should be understood that the figures are merely schematic and are not drawn to scale. It should also be understood that the same reference numerals are used throughout the figures to indicate the same or similar parts.

It is to be understood that the embodiments of the present invention are not limited to the examples set forth below, and that modifications and variations may be made to the described embodiments by those skilled in the art using the principles and spirit of the present invention to obtain other embodiments of different forms, all of which are apparent to those of skill in the art and fall within the scope of the claimed invention.

Furthermore, it should be noted that the drawings referred to herein are for the purpose of illustrating and explaining embodiments of the present invention, and the shapes and sizes of each component and the connections between the different components shown in the drawings are merely used for schematically illustrating the embodiments of the present invention, and do not constitute limitations on the scope of the present invention.

A roof bolt drill rig according to one embodiment illustrated in fig. 1, comprising a connection base 13 and a temporary support 14, wherein the connection base 13 is intended to be connected with the body of the roof bolt drill rig. After joining, the joining base 13 is substantially horizontal. The temporary support 14 is hinged on the connecting base 13 and is in an inclined state, and forms an included angle with the connecting base 13.

In fig. 2, the hinged state of the connection base 13 and the temporary support 14 is shown in one embodiment. In this embodiment, the lower part of the temporary support 14 is hinged to the connecting base 13, and the connecting base 13 is provided with a fourth driver 15, and the driving end of the fourth driver 15 is hinged to the bottom of the telescopic arm 1 of the temporary support 14 to enable the temporary support 14 to be angularly adjusted.

It should be noted that, because the drivers in the embodiments are different in the set positions, different labels are used for distinguishing the drivers, and the scope of the present invention is not limited by the claims. It should be noted that, in each embodiment and each setting position, the driver may be one of a cylinder, and a gas spring. And in each setting position of this embodiment, preferably adopt the hydro-cylinder to realize the drive action to embody the utility model discloses a full-hydraulic stock drill carriage.

Secondly, the angular adjustment of the temporary support 14, in the orientation illustrated in fig. 1, can be understood as a left-right direction angular adjustment, and for an operator sitting in the cab of the roof-bolter rig, as a front-rear direction angular adjustment.

In the embodiment shown in fig. 2, in order to realize the inclined temporary support 14 hinged to the connection base 13 in a substantially horizontal state, the connection base 13 is provided with upward connection wall plates 17 at both sides of the connection end, the connection wall plates 17 are provided with hinge shafts (not labeled) therethrough, and the temporary support 14 is provided at the lower portion thereof with hinge sleeves 18 to be hinge-fitted thereon. Wherein the fourth driver 15 adopts an oil cylinder, in order to realize the built-in assembly of the oil cylinder, the connecting base body 13 is provided with a containing cavity 16, the cylinder body of the oil cylinder is assembled in the containing cavity 16, and the piston rod of the oil cylinder extends out of the containing cavity 16 and is hinged with the bottom of the temporary support 14. Therefore, the oil cylinder is of a built-in structure, exposure is avoided, and compared with the prior art (arranged below the bottom of the connecting base body), the space occupied by the bottom below can be effectively reduced, and the structure is simplified. In order to realize convenient and effective driving of the temporary support 14 by the oil cylinder, the oil cylinder is arranged in the accommodating cavity in an inclined state, a hinge shaft seat 20 is arranged outside an inner wall plate 19 of the temporary support 14 close to the bottom, and the front end of the piston rod is sleeved on a hinge shaft by utilizing the hinge shaft penetrating through the hinge shaft seat 20 so as to realize hinge.

For the angle adjustment of the temporary support 14, mainly used for the temporary support of the tunnel top, the oil cylinder is required to drive the temporary support 14 to rotate around the hinge shaft positioned at the upper part (the hinge shaft at the lower part of the temporary support 14 and hinged with the connecting base body 13) so as to change the longitudinal height of the whole temporary support and effectively support the tunnel top. Conversely, when the temporary support is not needed, the temporary support 14 is retracted by the driving of the oil cylinder to reduce the longitudinal height.

For the temporary support 14 of the present invention, an embodiment is shown in fig. 3, in which the temporary support 14 comprises a telescopic arm 1 and a temporary support frame 2, wherein the temporary support frame 2 is fitted on top of the telescopic arm 1.

The telescopic arm 1 comprises three hollow tubular bodies which are sequentially sleeved, and the hollow tubular body below the telescopic arm 1 forms a first arm body 3 of the telescopic arm 1 and is used for being hinged with a connecting base body 13. While the other two hollow tubular bodies constitute the second arm 4 of the telescopic arm 1. The second arm 4 is a multi-arm structure, and includes two single-arm bodies 41 (i.e., two hollow tubular bodies).

Wherein, the first driver 5 is arranged outside the first arm body 3, namely, the oil cylinder is adopted as the first driver 5 in the embodiment. The cylinder body of the oil cylinder is arranged outside the first arm body 3, namely, the cylinder body is hinged on the outer wall of the first arm body 3 through the tail end of the cylinder body. And the piston rod of the oil cylinder is hinged with the outer wall of the single arm body 41 below the second arm body 4. Through the arrangement of the oil cylinder, under the driving of the oil cylinder, the piston rod drives the single arm body 41 at the lower position to move upwards so as to find relative displacement with the first arm body 3, and thus primary extension and retraction of the first arm body 3 and the second arm body 4 are realized. In this embodiment, the telescopic arm 1 further has two-stage telescopic movement, and in order to realize the two-stage telescopic movement, an actuator 6 is also arranged on the outer wall of the lower single-arm body 41, the actuator 6 also adopts a cylinder, in this case, the cylinder body of the cylinder is arranged on the outer wall of the lower single-arm body 41, and the piston rod of the cylinder is hinged upwards on the outer wall of the upper single-arm body 41. Under the action of the oil cylinder, the single arm body at the upper position is driven to move upwards, so that the single arm body at the lower position is displaced relatively, and secondary expansion of the telescopic arm is realized. It should be noted that the above-mentioned positions are only relative concepts, not absolute, and refer to the orientation shown in fig. 3.

From this, flexible arm possesses the flexible ability of second grade to can realize the flexible of longer length, flexible scope obtains more optimization, makes the total length after the whole elongations of flexible arm become longer, and on the motorcycle type that the high whole that obtains reducing by a wide margin of specially adapted anchor rod drill carriage, under the operating mode that the high effective reduction of whole machine, still can carry out strong, reliable, safe support to the tunnel top through the multistage flexible of flexible arm.

Of course, the second arm 4 may be configured by a single arm in addition to a plurality of single arms, and a plurality of the arms herein means two or more. After the second arm 4 adopts a plurality of single arms, the drivers are respectively arranged between the two adjacent single arms to enable the two adjacent single arms 41 to be telescopic, so that the telescopic arm has a multi-stage telescopic function.

The first driver 5 and the second driver 6 can be mounted on the lower arm body and the upper arm body, and the selection can be varied, and the invention is not limited to the protection scope of the claims.

Secondly, for the mounting of the first 5 and second 6 actuators, in addition to being external to the respective arm, it can also be fitted inside the respective arm, as the case may be chosen. Of course, the first driver 5 and the second driver 6 are arranged outside the corresponding arm bodies, so that the effects of convenient assembly and replacement can be achieved.

For the arrangement of the first driver 5 and the second driver 6, in fig. 3, both are arranged on the same side of the telescopic arm, so that the whole arrangement is regular and compact.

Fig. 4 shows the connection between the telescopic arm 1 and the temporary support 2 in one embodiment. Wherein an angle righting seat 7 is assembled at the top of the telescopic arm 1, and the temporary support frame 2 is hinged on the angle righting seat 7 so as to ensure that the supporting top surface of the temporary support frame 2 can be in supporting fit with the top of the roadway when in temporary supporting.

The angle-adjusting seat 7 comprises a base 71 arranged at the top of the telescopic arm 1 and mounting wall plates 72 positioned at two sides of the base 71 and used for hinging the temporary support frame 2, wherein the mounting wall plates 72 are basically in a vertical state when temporarily supporting. The bottom of the base 71 is attached to the top of the telescopic arm 1, an included angle is formed between the top wall and the bottom wall of the base 71, and the mounting wall plates 72 are arranged on two sides of the base 71 in a state of being perpendicular to the bottom wall. And the temporary support frame 2 is hinged to the two mounting wall plates 72 through hinge shafts. The included angle is calculated in advance during design, and the top wall of the temporary support frame can be approximately horizontal to press the top of the roadway as long as the support is guaranteed.

The temporary support frame 2 comprises two support sub-frames, and each support sub-frame comprises a third driver 8, a first sub-arm 9, a second sub-arm 10 and a temporary support arm frame 11 arranged at the extending end of the second sub-arm 10. The third actuator 8 is mounted on the first sub-arm 9, and the second sub-arm 10 is connected to the driving end of the third actuator 8 and is fitted over the second sub-arm 10.

Temporary support arm supports 11 on the two support sub-frames are arranged in parallel, and long lath-shaped support top arms 12 are further arranged on the temporary support arm supports 11.

The two sub-arms of the temporary support frame 2 are also parallel and arranged next to each other, are approximately perpendicular to the telescopic arm, and respectively extend to the left and right sides of the telescopic arm 1 (refer to fig. 5). The temporary support arm frame 11 is arranged substantially parallel and then perpendicular to each sub-arm and is in a horizontal state.

Each sub-arm of the temporary support frame 2 can be stretched to adjust the extension length so as to adapt to the support of the wider roadway top.

The utility model discloses an anchor rod drill carriage with interim support, overall structure is compact, and interim support can realize required multistage flexible, and flexible length is longer, with bottom cylinder cooperation back, more can realize the adjustment by a wide margin of whole height, uses on the model that is particularly suitable for the complete machine height and effectively reduces.

Claims (17)

1. A temporary support, characterized by: the telescopic arm comprises a telescopic arm (1) and a temporary support frame (2) assembled on the telescopic arm (1), wherein the telescopic arm (1) comprises a first arm body (3), a second arm body (4) and a first driver (5), and the first driver (5) is assembled on the telescopic arm (1) so that the first arm body (3) and the second arm body (4) have relative displacement under the action of the first driver (5) to realize the telescopic action of the telescopic arm (1).

2. A temporary support according to claim 1, wherein: the driving end (51) of the first driver (5) is connected with the second arm body (4).

3. A temporary support according to claim 2, wherein: the first actuator (5) is mounted on the first arm (3).

4. A temporary support according to claim 1, wherein: the second arm body (4) is a single-arm body or a multi-arm body comprising a plurality of single-arm bodies.

5. A temporary support according to claim 4, wherein: the second arm body (4) is a multi-arm body, and a second driver (6) is arranged between two adjacent single arm bodies (41) of the multi-arm body, so that the two adjacent single arm bodies (41) have relative displacement under the action of the second driver (6) to realize further extension and retraction of the telescopic arm (1).

6. A temporary support according to any one of claims 1 to 3, wherein: the first actuator (5) is fitted to the outside of the first arm body (3).

7. A temporary support according to claim 1, wherein: the first arm body (3) and the second arm body (4) are hollow tubular bodies, and an inner sleeve structure and an outer sleeve structure are formed by two adjacent hollow tubular bodies.

8. A temporary support according to any one of claims 1 to 5, wherein: an angle adjusting seat (7) is assembled at the top of the telescopic arm (1), and the temporary support frame (2) is hinged on the angle adjusting seat (7) so that the support top surface of the temporary support frame (2) can be in support fit with the top of a roadway when in temporary support.

9. A temporary support according to claim 8, wherein: the angle adjusting seat (7) comprises a base (71) arranged at the top of the telescopic arm (1) and installation wall plates (72) which are positioned on two sides of the base (71) and used for hinging the temporary support frame (2), wherein the installation wall plates (72) are basically in a vertical state when temporarily supporting.

10. A temporary support according to claim 9, wherein: interim support frame (2) include two and support and divide the frame, support and divide the frame to include third driver (8), first branch arm (9), second branch arm (10), install and divide arm (10) to stretch out interim support arm frame (11) of holding on the end at the second, third driver (8) are installed on first branch arm (9), and the second divides the drive end of arm (10) and third driver (8) to be connected and divides arm (10) registrate with the second.

11. A temporary support according to claim 10, wherein: temporary support arm supports (11) on the two support sub-frames are arranged in parallel, and long lath-shaped support top arms (12) are further arranged on the temporary support arm supports (11).

12. A temporary support according to claim 6, wherein: the first driver (5) is one of an oil cylinder, an air cylinder and an air spring.

13. A temporary support according to claim 5, wherein: the second driver (6) is one of an oil cylinder, an air cylinder and an air spring.

14. A temporary support according to claim 10, wherein: the third driver (8) is one of an oil cylinder, an air cylinder and an air spring.

15. A roof bolt drill carriage, characterized by: temporary support according to any one of claims 1 to 11, comprising a connection base body (13) and a temporary support according to any one of claims 1 to 11, the connection base body (13) being intended to be connected to a body of a rock bolt drilling rig for the purpose of providing the temporary support to the rock bolt drilling rig, the lower part of the temporary support being articulated to the connection base body (13), and the connection base body (13) being provided with a fourth drive (15), the drive end of which fourth drive (15) is intended to be articulated to the bottom of the telescopic arm (1) of the temporary support for the purpose of enabling angular adjustment of the temporary support.

16. The rock-bolt drill carriage of claim 15, wherein: the connection base (13) is provided with a housing chamber (16), and the fourth driver (15) is fitted in the housing chamber (16).

17. The rock-bolt drill carriage of claim 16, wherein: the fourth driver (15) is one of an oil cylinder, an air cylinder and an air spring.

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