CN219865071U - Supporting device - Google Patents

Abstract

The utility model provides a support device, comprising: the fixing part is provided with a first connecting part and a second connecting part, and the first connecting part is used for being detachably connected with the supporting anchor rod; the supporting part, the supporting part has relative first end and the second end that sets up, and the first end and the second connecting portion of supporting part are connected, and the second end of supporting part has installation space, and the opening of installation space sets up towards the first end of supporting part, and installation space is used for placing the backup pad, and the backup pad can support the top of tunnel. By the technical scheme provided by the utility model, the problem of long empty top time caused by complicated installation in the prior art can be solved.

Description

Supporting device

Technical Field

The utility model relates to the technical field of coal mine production, in particular to a supporting device.

Background

At present, when various roadways of an underground coal mine are subjected to operations such as splitting, blasting, working face digging, roadway maintenance area, roadway expansion and the like, blank roof conditions can occur during construction, so that necessary temporary support is needed to be provided for operators in order to ensure safety during the operation.

The existing temporary support device generally adopts a hydraulic airborne front cantilever to carry out temporary support, the hydraulic airborne front cantilever is provided with a telescopic frame, a protective top beam, a main arm and other mechanisms, and the main arm drives the telescopic frame to enable the protective top beam to extend towards the direction of the empty top so as to carry out temporary support on the empty top area. However, the hydraulic airborne front cantilever has the defects of complicated installation process, large volume of the whole supporting facility, heavy movement in various roadways of an underground coal mine, long hollow roof time in the hydraulic airborne front cantilever stretching process, and easy production accidents such as roof collapse and collapse.

Disclosure of Invention

The utility model provides a supporting device which aims at solving the problem of long empty top time caused by complicated installation in the prior art.

The utility model provides a support device, comprising: the fixing part is provided with a first connecting part and a second connecting part, and the first connecting part is used for being detachably connected with the supporting anchor rod; the supporting part, the supporting part has relative first end and the second end that sets up, and the first end and the second connecting portion of supporting part are connected, and the second end of supporting part has installation space, and the opening of installation space sets up towards the first end of supporting part, and installation space is used for placing the backup pad, and the backup pad can support the top of tunnel.

Further, the supporting part comprises a first section, a second section and a third section which are connected in sequence, the first section and the third section are positioned on the same side of the second section, the third section is positioned below the first section, an installation space is formed between the first section and the third section, and one end, far away from the second section, of the first section is connected with the second connecting part.

Further, the support portion further comprises a first limiting member, the first limiting member is arranged between the third section and the first section and located at one end, far away from the second section, of the third section, the first limiting member is provided with a corresponding avoiding position and a corresponding stopping position, and when the first limiting member is located at the stopping position, the first limiting member is matched with the second section to limit the position of the support plate in the installation space.

Further, the first section and the third section extend along the horizontal direction, and the length of the first section is greater than that of the third section.

Further, the fixed part comprises a connecting rod and a sleeve, one end of the connecting rod is detachably connected with the supporting anchor rod, the other end of the connecting rod is connected with the sleeve, and the first section is in plug-in fit with the sleeve.

Further, a second limiting piece is arranged between the sleeve and the first section, and the second limiting piece can limit the position of the first section relative to the sleeve.

Further, the second limiting part comprises a first bolt, a first fixing hole is formed in the sleeve and perpendicular to the extending direction of the sleeve, the first fixing hole penetrates through the sleeve, a second fixing hole is formed in the first section corresponding to the first fixing hole, and the first bolt is inserted into the first fixing hole and the second fixing hole to limit the position of the first section in the sleeve.

Further, a plurality of second fixing holes are formed in the first section and are arranged at intervals along the extending direction of the first section.

Further, the fixing part further comprises a nut, the nut is rotatably arranged at one end, far away from the sleeve, of the connecting rod, and the nut is in threaded connection with the supporting anchor rod.

Further, the fixing portion and the supporting portion form a supporting unit, the supporting device comprises a connecting rod and a plurality of supporting units, the supporting units are arranged at intervals side by side, and the connecting rod is sequentially connected with the first ends of the supporting portions of the supporting units in a penetrating mode.

By applying the technical scheme of the utility model, the supporting device comprises a fixing part and a supporting part. The fixing part is arranged on the last row of permanent supporting anchor rods close to the empty roof area at the top of the underground roadway, the supporting part is detachably connected with the fixing part, the fixing part is firstly arranged during installation, then the supporting part is connected, constructors can stand in the permanent supporting area and push in the supporting part of the empty roof area so as to push in the supporting plate from the opening to the installation space, and temporary support is provided by the supporting plate. The novel support device is simple in structure and convenient to install, can improve the installation efficiency, provides temporary support for an empty roof area, and reduces the possibility of accidents.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 shows a schematic structural view of a support device provided by the utility model;

FIG. 2 is a schematic view showing the structure of the support part in FIG. 1 according to the present utility model;

FIG. 3 is a schematic view showing the structure of the fixing part in FIG. 1 according to the present utility model;

fig. 4 shows a schematic installation view of the supporting device provided by the utility model in a roadway.

Wherein the above figures include the following reference numerals:

10. a fixing part; 11. a connecting rod; 12. a sleeve; 13. a nut; 14. a second limiting piece;

20. a support part; 21. a first section; 22. a second section; 23. a third section; 24. a first limiting member;

30. a support plate;

40. a connecting rod;

50. and supporting the anchor rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 4, the present utility model provides a supporting device including: a fixing portion 10, a supporting portion 20, and a supporting plate 30. Wherein, fixed part 10 has first connecting portion and second connecting portion, and first connecting portion is used for dismantling with support stock 50 to be connected, and supporting part 20 has relative first end and the second end that sets up, and the first end and the second connecting portion of supporting part 20 are connected, and the second end has the installation space that the opening set up towards the first end of supporting part 20, and the installation space is used for placing backup pad 30, can support the top of tunnel.

By the technical scheme of the utility model, the supporting device comprises a fixing part 10 and a supporting part 20. The fixing portion 10 includes a first connection portion and a second connection portion, the fixing portion 10 is connected with a support anchor 50 forming a permanent support area near the direction of the empty top area through the first connection portion, the support portion 20 has a first end and a second end which are oppositely disposed, wherein the first end is detachably connected with the second connection portion of the fixing portion 10, and a space for preventing the support plate 30 is provided at the second end of the support portion 20, so that a temporary support device can be formed. Through the above design, by using the support anchor 50 of the permanent support area, the support 20 is quickly connected through the fixing portion 10, and a constructor can stand in the permanent support area to push the support plate 30 into the support portion of the empty roof area, thereby providing temporary support for the empty roof area. The novel support device is simple in structure and convenient to install, can improve the installation efficiency, provides temporary support for an empty roof area, and reduces the possibility of accidents.

As shown in fig. 2, in the present utility model, the support part 20 includes a first section 21, a second section 22 and a third section 23 connected in sequence, the first section 21 and the third section 23 are located at the same side of the second section 22, and the third section 23 is located under the first section 21, an installation space is formed between the first section 21 and the third section 23, and one end of the first section 21, which is far from the second section 22, is connected with the second connection part. By the above design, the installation space is formed among the first section 21, the second section 22 and the third section 23 for placing the support plate 30, and temporary support can be provided for the support device. The supporting plate 30 may be made of wood, metal or engineering plastic, and is preferably made of wood convenient to use, install and carry. The first, second and third sections 21, 22, 23 may be provided in a plate-like structure, a tubular structure, or the like, as long as the support plate 30 can be supported.

Further, the supporting portion 20 further includes a first limiting member 24, where the first limiting member 24 is disposed between the third section 23 and the first section 21 and is located at an end of the third section 23 far away from the second section 22, and the first limiting member 24 has a dodging position and a stop position that are disposed opposite to each other, and when the first limiting member 24 is in the stop position, the first limiting member 24 cooperates with the second section 22 to limit the position of the supporting plate 30 in the installation space. Through the design, the first limiting piece 24 can play a role in stopping the supporting plate 30, so that the supporting plate 30 is prevented from being displaced in the installation space, and the supporting effect is prevented from being influenced. Meanwhile, the first limiting piece 24 is arranged on the body of the supporting portion 20, and is not connected by additionally installing other connecting pieces, so that the speed of installation can be improved on the basis of being convenient to carry, and quick connection is realized.

Specifically, the first limiting member 24 includes a latch, and corresponding fixing holes are provided in the first section 21 and the third section 23 for accommodating the latch, and the latch extends to the third section 23 through the fixing holes in the first section 21. The fixing hole on the third section 23 may be provided as a through hole or may be provided as a blind hole. The third section 23 can be used for stopping the bolt by the blind hole, so that the bolt is fixed relative to the first section 21 and the third section 23, and the stop effect on the support plate 30 is achieved, and the support plate 30 is prevented from being displaced in the installation space. The pins may be welded to the first section 21 or the third section 23 by means of a connecting chain to facilitate a quick connect fastening. At the same time, the pin is also provided with a stop, which is arranged at the end of the pin remote from the third section 23, the stop being able to define the position of the pin on the first section 21 and the third section 23. In particular, the stop may be a projection integral with the pin, which does not pass through a fixing hole in the first section 21, so as to define the position of the pin; the fixing pin can be arranged in a way of being matched with the bolt relatively, so that the fixing position of the bolt can be conveniently adjusted at any time, and the installation space requirements of different sizes can be conveniently met.

The first section 21 and the third section 23 extend in the horizontal direction, and the length of the first section 21 is greater than the length of the third section 23. Through the design, a certain operation space can be reserved for the connection of the fixing part 10 and the supporting anchor 50, the connection of the fixing part 10 and the supporting anchor 50 is facilitated, and the installation efficiency is improved. Specifically, the second section 22 may be a straight section or may be an arc section, and is convexly disposed in a direction away from the first section 21.

As shown in fig. 3, in the present utility model, the fixing portion 10 includes a connection rod 11 and a sleeve 12, one end of the connection rod 11 is detachably connected to the support anchor 50, the other end of the connection rod 11 is connected to the sleeve 12, and the first section 21 is in plug-in fit with the sleeve 12. Through the design, the first section of the supporting part 20 is directly inserted into the sleeve 12, so that the supporting part 20 and the fixing part 10 can be quickly connected, the installation speed is improved, and temporary support is quickly provided for an empty top area.

Further, a second limiting member 14 is arranged between the sleeve 12 and the first section 21, and the second limiting member 14 can limit the position of the first section 21 relative to the sleeve 12. The second limiting piece 14 limits the position of the first section 21, so that looseness and even displacement between the sleeve 12 and the first section 21 are prevented, and the supporting effect of the supporting device is prevented.

The second limiting member 14 includes a first pin, a first fixing hole is disposed on the sleeve 12, the first fixing hole is perpendicular to an extending direction of the sleeve 12, the first fixing hole penetrates through the sleeve 12, a second fixing hole is disposed on the first section 21 corresponding to the first fixing hole, and the first pin is inserted into the first fixing hole and the second fixing hole to limit a position of the first section 21 in the sleeve 12. Through the design, the first bolt of the second limiting piece 14 is arranged in the first fixing hole and the second fixing hole, so that the movement of the first section 21 relative to the sleeve 12 is limited, and the fixing effect is enhanced. Meanwhile, the first bolt can be welded on the sleeve 12 through the connecting chain, so that the first bolt is convenient and fast to connect and fix. In the present utility model, the second limiting member 14 is in the form of a pin, and a snap connection or the like may be used, so long as the fixing requirement can be satisfied and the quick connection can be realized. At the same time, a stop is also provided on the first pin for defining the position of the first pin relative to the first section 21 and the sleeve 12, which stop may be provided as a projection integral with the pin, or as a fixed pin arranged in opposition to the pin, so as to act as a limit for the position of the pin.

Further, the first section 21 may be provided with a plurality of second fixing holes, and the plurality of second fixing holes are spaced along the extending direction of the first section 21. Through setting up a plurality of second fixed orifices, just can select the mounted position according to the scene concrete circumstances of installation when the installation: when a longer distance is required to be detected in the direction of the overhead, a second fixing hole far away from the direction of the second section 22 can be selected; when a short distance is required to be detected in the direction of the overhead, the second fixing hole close to the direction of the second section 22 can be selected, and the supporting range of the whole supporting device can be flexibly determined by the arrangement, so that different operation conditions can be adapted.

According to the technical scheme of the utility model, the fixing part 10 further comprises a nut 13, the nut 13 is rotatably arranged at one end of the connecting rod 11 far away from the sleeve 12, and the nut 13 is in threaded connection with the supporting anchor rod 50. Through the quick connection of nut 13 and support stock 50, can effectively reduce installation time, promote the installation rate, provide temporary support for empty top area fast.

In the present utility model, the fixing portion 10 and the supporting portion 20 form one supporting unit, and the supporting device includes a connecting rod 40 and a plurality of supporting units, the plurality of supporting units are arranged side by side at intervals, and the connecting rod 40 is sequentially connected with the first ends of the supporting portions 20 of the plurality of supporting units in a penetrating manner. The supporting units can adapt to the supporting requirements of different widths, and when the width of the empty roof area to be supported is larger, the supporting units can be specifically set to be 3 supporting units or more than 3 supporting units; when the width of the empty roof area to be supported is small, it is possible to provide in particular 2 support units. The connecting rods 40 are arranged between the supporting units, so that the stability of the coordination between the supporting units can be ensured, and the supporting requirement of the empty roof area can be met. Meanwhile, in the case of a small roadway width, only one fixing portion 10 and one supporting portion 20 may be provided, and the width of the supporting portion 20 in the length direction with respect to the supporting plate 30 may be increased correspondingly, so long as the supporting plate 30 can be stably supported by the supporting portion 20.

The supporting device provided by the utility model has the following advantages:

1. through quick connection among the fixing part 10, the supporting part 20 and the supporting plate 30, temporary support can be provided for the empty roof area in a shorter time, and meanwhile, installation staff can install the supporting plate 30 in a permanent support area, so that the danger of the installation staff entering the empty roof area is avoided;

2. the supporting device has the advantages of simple structure, low material requirement and convenient processing and manufacturing, can effectively reduce the production cost, and can change the size according to the actual requirements in production so as to adapt to different construction conditions;

3. by using the supporting device, various operators can be conveniently and rapidly installed and used, 3-4 persons are required to be matched and installed compared with the existing temporary supporting device, the operation is complex, and only 1-2 persons are required to complete the supporting device, so that the installation cost can be saved, and the working efficiency is improved.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A support device, the support device comprising:

the fixing part (10) is provided with a first connecting part and a second connecting part, and the first connecting part is used for being detachably connected with the supporting anchor rod;

the supporting part (20), supporting part (20) have relative first end and the second end that sets up, the first end of supporting part (20) with second connecting portion is connected, the second end of supporting part (20) has installation space, just the opening orientation of installation space supporting part (20) first end sets up, installation space is used for placing backup pad (30), backup pad (30) can support the top of tunnel.

2. The support device according to claim 1, wherein the support portion (20) comprises a first section (21), a second section (22) and a third section (23) which are sequentially connected, the first section (21) and the third section (23) are located on the same side of the second section (22), the third section (23) is located below the first section (21), the installation space is formed between the first section (21) and the third section (23), and one end, far away from the second section (22), of the first section (21) is connected with the second connection portion.

3. The support device according to claim 2, wherein the support portion (20) further comprises a first limiting member (24), the first limiting member (24) being arranged between the third section (23) and the first section (21) and being located at an end of the third section (23) remote from the second section (22), the first limiting member (24) having a set-up opposite let-off position and a stop position, the first limiting member (24) cooperating with the second section (22) to limit the position of the support plate (30) in the installation space when the first limiting member (24) is in the stop position.

4. A support device according to claim 2, wherein the first section (21) and the third section (23) each extend in a horizontal direction, and the length of the first section (21) is greater than the length of the third section (23).

5. A support device according to claim 2, wherein the fixing portion (10) comprises a connecting rod (11) and a sleeve (12), one end of the connecting rod (11) is detachably connected with the support anchor rod, the other end of the connecting rod (11) is connected with the sleeve (12), and the first section (21) is in plug-in fit with the sleeve (12).

6. Support device according to claim 5, characterized in that a second stop (14) is provided between the sleeve (12) and the first section (21), the second stop (14) being able to limit the position of the first section (21) relative to the sleeve (12).

7. The support device according to claim 6, wherein the second limiting member (14) comprises a first bolt, a first fixing hole is formed in the sleeve (12), the first fixing hole is perpendicular to the extending direction of the sleeve (12), the first fixing hole penetrates through the sleeve (12), a second fixing hole is formed in the first section (21) corresponding to the first fixing hole, and the first bolt is inserted into the first fixing hole and the second fixing hole to limit the position of the first section (21) in the sleeve (12).

8. The support device according to claim 7, wherein a plurality of the second fixing holes are provided on the first section (21), and the plurality of the second fixing holes are provided at intervals along the extending direction of the first section (21).

9. A support device according to claim 5, wherein the fixing portion (10) further comprises a nut (13), the nut (13) being rotatably arranged at an end of the connecting rod (11) remote from the sleeve (12), the nut (13) being in threaded connection with the support bolt.

10. The supporting device according to claim 1, wherein the fixing portion (10) and the supporting portion (20) form one supporting unit, the supporting device comprises a connecting rod (40) and a plurality of supporting units, the supporting units are arranged side by side at intervals, and the connecting rod (40) is sequentially connected with first ends of the supporting portions (20) of the supporting units in a penetrating manner.