Coal mining roadway supporting device

Abstract

The utility model relates to the technical field of coal mining equipment, in particular to a coal mining roadway supporting device which comprises a stand column, a top protection assembly, an installation assembly and a side protection assembly. The top protection assembly comprises mounting rods, a protection plate, a supporting seat, supporting plates and a top plate, the mounting rods are detachably connected with the stand columns respectively and located at the tops of the stand columns respectively, the protection plate is fixedly connected with the mounting rods and located at the tops of the mounting rods, the supporting seat is fixedly connected with the protection plate, and the supporting plates are fixedly connected with the supporting seat respectively; the top plate is fixedly connected with the supporting plate and is located at the top of the supporting base, the mounting assembly and the side protection assembly are connected with the stand columns, and the problems that when the top protection assembly of the coal mining roadway supporting device is a horizontal supporting device, stones falling from the upper portion are easily stored on the surface of the top protection assembly, and the supporting device cannot be used for supporting the coal mining roadway are solved. And after long-time use, the strength of the top protection assembly is easily reduced, and potential safety hazards are caused.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mining equipment, in particular to a supporting device for a coal mining roadway. Background Technique

[0002] During the coal mining process, a coal mining roadway will be formed, and the supporting device for the coal mining roadway is an important guarantee for the safety of workers. In the prior art, most of the supporting devices are large in size, and it is laborious and time-consuming to transport them to the coal mining roadway, and the installation steps are also cumbersome.

[0003] The existing publication number CN209053623U discloses a supporting device for a coal mining roadway, which includes side protection components, top protection components, and fixing components. Two groups of main support rods are vertically connected to both sides of the bottom rod. A secondary support rod is arranged above the main support rod. The fixing rod is hinged to the main support rod, and the fixing piece is connected to the bottom rod by bolts. A triangular structure is formed among the fixing rod, the main support rod, and the bottom rod. Four groups of clamping rods are connected to the top protection plate. The clamping rods are clamped in the secondary support rods and are fixed by a threaded component. Four groups of fixing components are connected to the bottom of the top protection plate. A triangular structure is formed among the top protection plate, the fixing rod, and the secondary support rod. It has the advantages of convenient and fast handling and installation and strong supporting force, and is mainly used for the supporting work of coal mining roadways.

[0004] However, the top protection component of the above-mentioned supporting device for a coal mining roadway is a horizontal supporting device. During use, the stones falling from above are likely to accumulate on the surface of the top protection component. After long-term use, it is easy to cause the strength of the top protection component to decrease, resulting in potential safety hazards. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a supporting device for a coal mining roadway, which solves the problem that the top protection component of the supporting device for a coal mining roadway is a horizontal supporting device. During use, the stones falling from above are likely to accumulate on the surface of the top protection component. After long-term use, it is easy to cause the strength of the top protection component to decrease, resulting in potential safety hazards.

[0006] To achieve the above purpose, the utility model provides a supporting device for a coal mining roadway, which includes columns, a top protection component, an installation component, and side protection components; the top protection component includes installation rods, a protection plate, support seats, support plates, and a top plate. The number of the installation rods is multiple, and the multiple installation rods are respectively detachably connected to the multiple columns and are respectively located at the tops of the columns. The protection plate is fixedly connected to the installation rods and is located at the tops of the installation rods. The support seats are fixedly connected to the protection plate and are located at the tops of the protection plate. The number of the support plates is multiple, and the multiple support plates are respectively fixedly connected to the support seats and are respectively located at the tops of the support seats. The top plate is fixedly connected to the support plates and is located at the tops of the support plates. The installation component and the side protection components are respectively connected to the columns.

[0007] Among them, the top protection component further includes connecting blocks and reinforcing bars. The number of the connecting blocks is multiple, and the multiple connecting blocks are respectively fixedly connected to the mounting rods and are respectively located outside the mounting rods. The number of the reinforcing bars is multiple, and the multiple reinforcing bars are respectively fixedly connected to the connecting blocks and are respectively located between the connecting blocks and the guard plate.

[0008] Among them, the mounting component includes a mounting plate and a bottom plate. The number of the mounting plates is multiple, and the multiple mounting plates are respectively fixedly connected to the columns and are respectively located at the bottoms of the columns. The bottom plate is detachably connected to the mounting plate and is located at the bottom of the mounting plate.

[0009] Among them, the mounting component further includes mounting bolts and ratchet bars. The number of the mounting bolts is multiple, and the multiple mounting bolts are respectively threadedly connected to the bottom plate and respectively pass through the bottom plate and the mounting plate. The number of the ratchet bars is multiple, and the multiple ratchet bars are respectively fixedly connected to the bottom plate and are respectively located at the bottom of the bottom plate.

[0010] Among them, the side protection component includes limiting strips and side plates. The number of the limiting strips is multiple, and the multiple limiting strips are respectively detachably connected to the columns and are respectively located inside the columns. The number of the side plates is two, and the two side plates are respectively fixedly connected to the limiting strips and are respectively located between the limiting strips.

[0011] For the coal mining roadway support device of the present utility model, the columns provide a supporting function for the device. The mounting rods are detachably connected to the columns, which is convenient for separately sending the columns and the top protection component into the coal mining roadway and facilitating the installation of the device in the roadway. The guard plate provides a supporting function for the top protection component and provides a protection function for the space between the columns. The support seats and the support plates provide a supporting function for the roof. The roof is an arc-shaped plate. During use, stones and the like falling from the top of the roadway roll directly from both sides of the columns through the curvature of the roof. Through the protection of the guard plate, stones are prevented from falling between the columns, protecting the personal safety of the staff, and solving the problem that the top protection component of the coal mining roadway support device is a horizontal support device. During use, stones falling from above are likely to accumulate on the surface of the top protection component, and over a long period of use, it is likely to cause a reduction in the strength of the top protection component, posing a safety hazard. Description of the Drawings

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art.

[0013] Figure 1It is a schematic diagram of the overall structure of the coal mining roadway support device according to the first embodiment of the present utility model.

[0014] Figure 2 It is a schematic diagram of the structure of the top protection component according to the first embodiment of the present utility model.

[0015] Figure 3 It is a schematic diagram of the structure of the installation component according to the first embodiment of the present utility model.

[0016] Figure 4 It is a schematic diagram of the structure of the side protection component according to the first embodiment of the present utility model.

[0017] In the figure: 101 - column, 102 - installation rod, 103 - protection plate, 104 - support seat, 105 - support plate, 106 - roof plate, 107 - connecting block, 108 - strengthening rod, 109 - installation plate, 110 - bottom plate, 111 - installation bolt, 112 - ratchet bar, 113 - limiting bar, 114 - side plate. Detailed implementation manners

[0018] The embodiments of the present utility model will be described in detail below. The examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to explain the present utility model and should not be construed as a limitation to the present utility model.

[0019] The first embodiment of the present application is as follows:

[0020] Please refer to Figures 1 to 4 , wherein, Figure 1 It is a schematic diagram of the overall structure of the coal mining roadway support device according to the first embodiment of the present utility model, Figure 2 It is a schematic diagram of the structure of the top protection component according to the first embodiment of the present utility model, Figure 3 It is a schematic diagram of the structure of the installation component according to the first embodiment of the present utility model, Figure 4It is a schematic structural diagram of the side protection component of the first embodiment of the present utility model. The present utility model provides a coal mining roadway support device, including a column 101, a top protection component, an installation component, and a side protection component. The top protection component includes an installation rod 102, a protection plate 103, a support seat 104, a support plate 105, a top plate 106, a connection block 107, and a reinforcing rod 108. The installation component includes an installation plate 109, a bottom plate 110, installation bolts 111, and a ratchet bar 112. The side protection component includes a limit bar 113 and a side plate 114. By the foregoing solution, the problem that the top protection component of the coal mining roadway support device is a horizontal support device, and when in use, the stones falling from above are likely to be retained on the surface of the top protection component, and over a long period of use, it is likely to cause a reduction in the strength of the top protection component and pose a safety hazard is solved. It can be understood that the foregoing solution can be used in the scenario of protecting the top protection device of the coal mining roadway support device, and can also be used to solve the installation problem of the coal mining roadway support device.

[0021] For this specific embodiment, the number of the installation rods 102 is multiple. The multiple installation rods 102 are respectively detachably connected to the multiple columns 101 and are respectively located at the tops of the columns 101. The protection plate 103 is fixedly connected to the installation rod 102 and is located at the top of the installation rod 102. The support seat 104 is fixedly connected to the protection plate 103 and is located at the top of the protection plate 103. The number of the support plates 105 is multiple. The multiple support plates 105 are respectively fixedly connected to the support seat 104 and are respectively located at the tops of the support seat 104. The top plate 106 is fixedly connected to the support plate 105 and is located at the top of the support plate 105. The installation component and the side protection component are respectively connected to the column 101. The column 101 provides a support function for the device. The detachable connection between the installation rod 102 and the column 101 facilitates separately sending the column 101 and the top protection component into the coal mining roadway, facilitating the installation of the device in the roadway. The protection plate 103 provides a support function for the top protection component and provides a protection function for the space between the columns 101. The support seat 104 and the support plate 105 provide a support function for the top plate 106. The top plate 106 is an arc-shaped plate. During the use process, the stones and the like falling from the top of the roadway roll directly from both sides of the column 101 through the curvature of the top plate 106. Through the protection of the protection plate 103, the stones are prevented from falling into the space between the columns 101, protecting the personal safety of the staff.

[0022] Among them, the number of the connecting blocks 107 is multiple. The multiple connecting blocks 107 are respectively fixedly connected to the mounting rod 102 and are respectively located outside the mounting rod 102. The number of the reinforcing rods 108 is multiple. The multiple reinforcing rods 108 are respectively fixedly connected to the connecting blocks 107 and are respectively located between the connecting blocks 107 and the guard plate 103. The connecting blocks 107 provide a supporting effect for the reinforcing rods 108, and the reinforcing rods 108 provide a supporting effect for the device.

[0023] Secondly, the number of the mounting plates 109 is multiple. The multiple mounting plates 109 are respectively fixedly connected to the columns 101 and are respectively located at the bottoms of the columns 101. The bottom plate 110 is detachably connected to the mounting plates 109 and is located at the bottoms of the mounting plates 109. The mounting plates 109 provide a supporting and fixing effect for the columns 101, and the bottom plate 110 is used to fix the supporting device in the roadway.

[0024] Again, the number of the mounting bolts 111 is multiple. The multiple mounting bolts 111 are respectively threadedly connected to the bottom plate 110 and respectively pass through the bottom plate 110 and the mounting plates 109. The number of the ratchet bars 112 is multiple. The multiple ratchet bars 112 are respectively fixedly connected to the bottom plate 110 and are respectively located at the bottoms of the bottom plate 110. The mounting bolts 111 facilitate fixing the mounting plates 109 on the surface of the bottom plate 110. The ratchet bars 112 are used to increase the friction between the bottom surface of the bottom plate 110 and the ground, avoiding the device from shaking after the device is installed.

[0025] Finally, the number of the limiting bars 113 is multiple. The multiple limiting bars 113 are respectively detachably connected to the columns 101 and are respectively located inside the columns 101. The number of the side plates 114 is two. The two side plates 114 are respectively fixedly connected to the limiting bars 113 and are respectively located between the limiting bars 113. The limiting bars 113 provide a supporting and mounting effect for the side plates 114, and the side plates 114 are used to protect the sides of the columns 101, enhancing the safety of the device.

[0026] Using the coal mining roadway support device of this embodiment, the column 101 provides a supporting function for the device. The mounting rod 102 is detachably connected to the column 101, which facilitates the separate feeding of the column 101 and the top protection assembly into the coal mining roadway, facilitating the installation of the device in the roadway. The guard plate 103 provides a supporting function for the top protection assembly and protects the space between the columns 101. The support seat 104 and the support plate 105 provide a supporting function for the roof 106. The roof 106 is an arc-shaped plate. During use, the stones and the like falling from the top of the roadway roll directly from both sides of the column 101 through the curvature of the roof 106. Through the protection of the guard plate 103, the stones are prevented from falling into the space between the columns 101, protecting the personal safety of the staff, and solving the problem that the top protection assembly of the coal mining roadway support device is a horizontal support device. During use, the stones falling from above are likely to accumulate on the surface of the top protection assembly. After long-term use, the strength of the top protection assembly is likely to be reduced, posing a safety hazard.

[0027] The above-disclosed are only one or more preferred embodiments of the present application, and the scope of rights of the present application cannot be limited thereby. Those of ordinary skill in the art can understand the entire or partial processes of implementing the above embodiments, and the equivalent changes made according to the claims of the present application still fall within the scope covered by the present application.

Claims

1. A coal mining tunnel support device, comprising a plurality of columns, characterized in that: Also includes a top guard assembly, a mounting assembly and a side guard assembly; The top guard assembly includes a mounting rod, a guard plate, a support seat, a support plate and a top plate. There are multiple mounting rods, and the multiple mounting rods are detachably connected to the multiple columns and are respectively located on the top of the columns. The guard plate is fixedly connected to the mounting rod and is located on the top of the mounting rod. The support seat is fixedly connected to the guard plate and is located on the top of the guard plate. There are multiple support plates, and the multiple support plates are fixedly connected to the support seats and are respectively located on the top of the support seats. The top plate is fixedly connected to the support plate and is located on the top of the support plate. The mounting assembly and the side guard assembly are respectively connected to the columns.

2. The coal mining tunnel support device according to claim 1, characterized in that: The top guard assembly also includes a connecting block and a reinforcing rod. There are multiple connecting blocks, and the multiple connecting blocks are respectively fixedly connected to the mounting rods and are respectively located on the outside of the mounting rods. There are multiple reinforcing rods, and the multiple reinforcing rods are respectively fixedly connected to the connecting blocks and are respectively located between the connecting blocks and the guard plates.

3. The coal mining tunnel support device according to claim 1, characterized in that: The mounting assembly includes a mounting plate and a base plate. There are multiple mounting plates, and the multiple mounting plates are respectively fixedly connected to the columns and are respectively located at the bottom of the columns. The base plate is detachably connected to the mounting plate and is located at the bottom of the mounting plate.

4. The coal mining tunnel support device according to claim 3, characterized in that: The mounting assembly also includes mounting bolts and ratchets. There are multiple mounting bolts, each of which is threadedly connected to the base plate and passes through the base plate and the mounting plate respectively. There are multiple ratchets, each of which is fixedly connected to the base plate and located at the bottom of the base plate respectively.

5. The coal mining tunnel support device according to claim 1, characterized in that: The side guard assembly includes a limit strip and a side panel. There are multiple limit strips, and the limit strips are detachably connected to the columns and are respectively located inside the columns. There are two side panels, and the two side panels are fixedly connected to the limit strips and are respectively located between the limit strips.

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