CN219387937U - Telescopic platform of anchor rod trolley - Google Patents

Abstract

The utility model relates to the technical field of coal exploitation, and provides a telescopic platform of an anchor rod trolley. The anchor rod trolley telescopic platform comprises an anchor rod trolley body, a telescopic platform and a driving assembly. The first end of stock platform truck body is provided with slide rail assembly, and flexible platform sets up in the first end of stock platform truck body and with slide rail assembly sliding fit. The driving assembly is connected with the anchor rod trolley body and the telescopic platform respectively and used for driving the telescopic platform to be close to and far away from the anchor rod trolley body. The telescopic platform is driven by the driving assembly to approach and keep away from the anchor rod trolley body, so that automatic moving of the telescopic platform is realized, the anchor rod trolley body does not move, the safety risks of unstable and infirm and the like of the platform during ascending operation of the continuous wind receiving cylinder are effectively solved, meanwhile, the risk of scraping the wind cylinder is effectively avoided, the roadway standardization level is improved, the problem that the production time is shortened by a frequent moving mechanism is solved, and the construction efficiency is improved.

Description

Telescopic platform of anchor rod trolley

Technical Field

The utility model relates to the technical field of coal exploitation, in particular to a telescopic platform of an anchor rod trolley.

Background

The continuation of dryer becomes a difficulty in the tunnelling process, and follow-up wind section of thick bamboo needs personnel to stand on stock platform truck rail and ascend a height the operation, and can go on, because there is a certain distance from the lane group, still need move the stock platform truck, simultaneously because ascending operation platform rail is unstable not firm, ascending operation has the security risk, follow-up dryer quality is uneven, and the dryer is crooked not straight. After the anchor rod trolley moves to be close to the roadway side, other parts such as a roof bolter at the front part are easy to scratch and scratch the air duct, so that the air duct of a tunneling roadway leaks air seriously, supporting anchor rods are easy to be prevented from being arranged in rows and not being in line, the standardization level of the roadway is reduced, meanwhile, the production time of a frequent moving mechanism is shortened, and the construction efficiency is reduced.

Disclosure of Invention

The utility model provides an anchor rod trolley telescopic platform, which effectively solves the problems that a continuous air receiving cylinder is unstable and unstable in safety risk during ascending, meanwhile, a machine is not required to be moved to avoid scraping an air cylinder, the problem that the production time of a frequent moving mechanism is shortened is solved, and the roadway standardization level is improved.

The utility model provides a telescopic platform of an anchor rod trolley, which comprises the following components:

the anchor rod trolley comprises an anchor rod trolley body, wherein a sliding rail assembly is arranged at the first end of the anchor rod trolley body;

the telescopic platform is arranged at the first end of the anchor rod trolley body and is in sliding fit with the sliding rail assembly;

the driving assembly is connected with the anchor rod trolley body and the telescopic platform respectively and used for driving the telescopic platform to be close to and far away from the anchor rod trolley body.

According to the anchor rod trolley telescopic platform provided by the embodiment of the utility model, the telescopic platform is driven by the driving assembly to approach and depart from the anchor rod trolley body, so that the automatic movement of the telescopic platform is realized, the anchor rod trolley body does not move, the safety risks of unstable and firm platforms and the like during the ascending operation of the continuous air duct are effectively solved, the risk of scraping the air duct is effectively avoided, the roadway standardization level is improved, the problem of about production time of a frequent movement mechanism is solved, and the construction efficiency is improved.

According to the embodiment of the utility model, the telescopic platform of the anchor rod trolley further comprises:

the fixing frame assembly is arranged below the sliding rail assembly, and the top of the fixing frame assembly is connected with the sliding rail assembly.

According to an embodiment of the utility model, the telescopic platform of the anchor rod trolley, the sliding rail assembly comprises:

the two slide rails are parallel and are arranged at intervals, the first ends of the two slide rails are connected with the first end of the anchor rod trolley body, and the second ends of the two slide rails extend along the direction facing away from the anchor rod trolley body along the horizontal plane.

According to the telescopic platform of the anchor rod trolley, which is provided by the embodiment of the utility model, the sliding rail assembly further comprises:

the two rollers are arranged on two sides of the telescopic platform, and are in rolling fit with the two sliding rails in one-to-one correspondence.

According to the anchor rod trolley telescopic platform provided by the embodiment of the utility model, the upper part of the anchor rod trolley body is provided with the first pedal, and one end, close to the telescopic platform, of the first pedal extends to the upper part of the telescopic platform.

According to the anchor rod trolley telescopic platform provided by the embodiment of the utility model, the guardrail is arranged at the upper part of the anchor rod trolley body and is detachably connected with the anchor rod trolley body.

According to the anchor rod trolley telescopic platform provided by the embodiment of the utility model, the upper part of the anchor rod trolley body is provided with a plurality of inserting holes, and the guardrails are inserted into the inserting holes.

According to the embodiment of the utility model, the telescopic platform of the anchor rod trolley comprises:

the telescopic frame is in sliding fit with the sliding rail assembly, and the driving assembly is connected with one end, far away from the anchor rod trolley body, of the telescopic frame;

the second pedal is arranged on the upper portion of the expansion bracket and is positioned below the first pedal.

According to the anchor rod trolley telescopic platform provided by the embodiment of the utility model, the lower parts of the first ends of the two sliding rails are connected through the cross beam, and the cross beam is perpendicular to the sliding rails.

According to an embodiment of the utility model, the driving assembly comprises:

the cylinder body of the oil cylinder is hinged with the cross beam, and the telescopic rod of the oil cylinder is connected with one end, far away from the anchor rod trolley body, of the telescopic frame.

The above technical solutions in the embodiments of the present utility model have at least one of the following technical effects:

according to the anchor rod trolley telescopic platform provided by the embodiment of the utility model, the telescopic platform is driven by the driving assembly to approach and depart from the anchor rod trolley body, so that the automatic movement of the telescopic platform is realized, the anchor rod trolley body does not move, the safety risks of unstable and firm platforms and the like during the ascending operation of the continuous air duct are effectively solved, the risk of scraping the air duct is effectively avoided, the roadway standardization level is improved, the problem of about production time of a frequent movement mechanism is solved, and the construction efficiency is improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a telescopic platform of an anchor bar trolley provided by the utility model;

FIG. 2 is a schematic view of the telescopic platform of the anchor bar trolley when the driving assembly provided by the utility model is at the minimum stroke;

FIG. 3 is a schematic view of the telescopic platform of the anchor-bar trolley when the driving assembly provided by the utility model is in the maximum stroke;

FIG. 4 is a schematic diagram illustrating a connection relationship between a slide rail assembly and a fixing frame assembly according to the present utility model;

fig. 5 is a schematic structural diagram of the telescopic platform provided by the utility model.

Reference numerals:

100. an anchor rod trolley body; 111. a slide rail; 112. a roller; 113. a cross beam; 120. a first pedal; 130. guard bars; 140. a fixed rod; 200. a telescoping platform; 210. a telescopic frame; 211. a support beam; 212. a brake beam; 220. a second pedal; 310. an oil cylinder; 320. a telescopic rod; 400. and a fixing frame assembly.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the embodiments of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.

In embodiments of the utility model, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are 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.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 embodiments of the present 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.

Fig. 1 illustrates a schematic structural view of an anchor-bar trolley telescopic platform provided by the utility model, fig. 2 illustrates a schematic structural view of an anchor-bar trolley telescopic platform when a driving assembly provided by the utility model is in a minimum stroke, fig. 3 illustrates a schematic structural view of an anchor-bar trolley telescopic platform when the driving assembly provided by the utility model is in a maximum stroke, and fig. 4 illustrates a schematic connecting relation between a sliding rail assembly and a fixed frame assembly, as shown in fig. 1 to 4, wherein the anchor-bar trolley telescopic platform comprises an anchor-bar trolley body 100, a telescopic platform 200 and a driving assembly. The first end of stock platform truck body 100 is provided with slide rail assembly, and flexible platform 200 sets up in the first end of stock platform truck body 100 and with slide rail assembly sliding fit, and the upper portion of stock platform truck body 100 and the upper portion of flexible platform 200 can bear constructor and carry out construction operation. The driving assembly is connected with the anchor rod trolley body 100 and the telescopic platform 200 respectively, and the driving assembly is used for driving the telescopic platform 200 to be close to and far away from the anchor rod trolley body 100, so that a constructor is driven to be close to and far away from the anchor rod trolley body 100, the constructor is convenient to carry out the work of splicing the air duct, and the anchor rod trolley body 100 is not required to be moved.

According to the anchor rod trolley telescopic platform provided by the embodiment of the utility model, the telescopic platform is driven by the driving assembly to approach and depart from the anchor rod trolley body, so that the automatic movement of the telescopic platform is realized, the anchor rod trolley body does not move, the safety risks of unstable and firm platforms and the like during the ascending operation of the continuous air duct are effectively solved, the risk of scraping the air duct is effectively avoided, the roadway standardization level is improved, the problem of about production time of a frequent movement mechanism is solved, and the construction efficiency is improved.

In the embodiment of the present utility model, as shown in fig. 2 and 3, the sliding rail assembly includes two sliding rails 111, and the two sliding rails 111 are i-steel with the same specification. The two sliding rails 111 are parallel and arranged at intervals, the first ends of the two sliding rails 111 are connected with the first end of the anchor rod trolley body 100, and in the embodiment, the first ends of the two sliding rails 111 are connected with the first end of the anchor rod trolley body 100 through welding, so that the two sliding rails 111 are fixedly connected with the anchor rod trolley body 100. The second ends of the two sliding rails 111 extend along the direction facing away from the anchor bar trolley body 100 along the horizontal plane, so that when the telescopic platform 200 is far away from the anchor bar trolley body 100, the sliding rail assemblies can support the telescopic platform 200, and stability and safety of the telescopic platform of the anchor bar trolley are ensured.

In the embodiment of the present utility model, the sliding rail assembly further includes two rollers 112, the two rollers 112 are disposed on two sides of the telescopic platform 200, the rollers 112 are connected to the telescopic platform 200 through a fixed shaft, and the two rollers 112 are in rolling fit with the two sliding rails 111 in a one-to-one correspondence. The sliding fit of the telescopic platform 200 and the sliding rail assembly is realized by arranging two rollers 112.

It should be noted that, the second ends of the two sliding rails 111 are both provided with a limiting baffle, and when the roller 112 moves to the second ends of the two sliding rails 111, the roller 112 stops moving due to the limiting effect of the limiting baffle.

In an embodiment of the present utility model, as shown in fig. 2 to 4, the anchor-bar trolley telescopic platform further includes a fixing frame assembly 400, wherein the fixing frame assembly 400 is formed of a plurality of i-bars, and the plurality of i-bars are connected by welding. The fixing frame assembly 400 is disposed below the sliding rail assemblies, the top of the fixing frame assembly 400 is connected with the sliding rail assemblies, and in this embodiment, the top of the fixing frame assembly 400 is connected with the second ends of the two sliding rails 111 through welding. The top through mount subassembly 400 is connected with the second end of two slide rails 111 for mount subassembly 400 can provide holding power for the second end of two slide rails 111, avoids constructor to rock because of the atress in telescopic platform 200's upper portion during operation, has improved the security of stock platform truck telescopic platform.

It should be noted that, the bottom of the fixing frame assembly 400 is connected with the peripheral components by welding, so as to fix the fixing frame assembly 400. Of course, the connection between the bottom of the fixing frame assembly 400 and the peripheral components is not limited thereto, and a bolt connection or other connection methods may be used.

In the embodiment of the present utility model, the upper portion of the anchor bar trolley body 100 is provided with a first pedal 120, the first pedal 120 is a steel plate, and the first pedal 120 is used for carrying constructors to perform high-altitude operations. The one end that first footboard 120 is close to flexible platform 200 extends to the top of flexible platform 200, and the length that first footboard 120 extends equals with the maximum stroke that flexible platform 200 can keep away from anchor rod platform truck body 100 to ensure that when flexible platform 200 moves to maximum stroke, no gap appears between flexible platform 200 and the first footboard 120.

In the embodiment of the present utility model, as shown in fig. 1, the upper portion of the anchor bar trolley body 100 is provided with guardrails 130, and the number of guardrails 130 may be set according to need, and a plurality of guardrails 130 are arranged in parallel and at intervals. The guard rail 130 is detachably connected to the anchor bar trolley body 100. Through setting up guardrail 130 for constructor can hold guardrail 130 when standing on first footboard 120, improves the security of stock platform truck telescopic platform.

It should be noted that, the end of the guardrail 130 far away from the anchor bar trolley body 100 is provided with a fixing rod 140, and the fixing rod 140 is connected with the end of the guardrail 130 far away from the anchor bar trolley body 100 by welding. By providing the fixing lever 140, the stability of the guardrail 130 is improved.

In the embodiment of the utility model, a plurality of inserting holes are formed in the upper portion of the anchor bar trolley body 100, the number of the inserting holes is equal to that of the guardrails 130, and the guardrails 130 are inserted into the inserting holes and fixed by using pins, so that the guardrails 130 are detachably connected with the anchor bar trolley body 100.

It should be further noted that, the upper portion of the anchor-bolt trolley body 100 may also be provided with plug-in posts, the number of the plug-in posts is equal to the number of the guardrails 130, the guardrails 130 are sleeved on the plug-in posts and fixed by using pins, so as to realize detachable connection of the guardrails 130 and the anchor-bolt trolley body 100. Of course, the connection between the guardrail 130 and the anchor trolley body 100 is not limited thereto, and other similar connection methods may be employed.

In an embodiment of the present utility model, fig. 5 illustrates a schematic structural diagram of a telescopic platform provided by the present utility model, and as shown in fig. 5, a telescopic platform 200 includes a telescopic frame 210 and a second pedal 220. The expansion bracket 210 is in sliding fit with the sliding rail assembly, the driving assembly is connected with one end, far away from the anchor rod trolley body 100, of the expansion bracket 210, and the expansion bracket 210 is enabled to move far away from or close to the anchor rod trolley body 100 by using driving force provided by the driving assembly. The second pedal 220 is a steel plate, the second pedal 220 is disposed on the upper portion of the expansion bracket 210, and the second pedal 220 is fixedly connected with the expansion bracket 210 through welding, so that the second pedal 220 follows the expansion bracket 210 to perform linear motion far away from or near the anchor rod trolley body 100. The second pedal 220 is located below the first pedal 120.

In the embodiment of the utility model, the expansion bracket 210 comprises two supporting beams 211 and two braking beams 212, the braking beams 212 are connected with the driving assembly, two supporting beams 211 are arranged, and one ends of the two supporting beams 211, which are far away from the anchor rod trolley body 100, are in one-to-one corresponding welding connection with two ends of the braking beams 212. The roller 112 is connected with the corresponding supporting beam 211 through a fixed shaft, the fixed shaft is fixedly connected with the corresponding supporting beam 211, and the roller 112 is in running fit with the supporting beam 211, so that the roller 112 can follow the telescopic frame 210 to perform linear motion far away from or near the anchor rod trolley body 100.

In the embodiment of the present utility model, the lower parts of the first ends of the two sliding rails 111 are connected through a cross beam 113, and the cross beam 113 is perpendicular to the sliding rails 111. In this embodiment, two ends of the cross beam 113 are welded and connected with the lower parts of the first ends of the two sliding rails 111 in a one-to-one correspondence manner, so as to fix the cross beam 113.

In an embodiment of the present utility model, the driving assembly includes an oil cylinder 310, and a cylinder body of the oil cylinder 310 is hinged to the cross beam 113 such that the cylinder body of the oil cylinder 310 is fixed to the cross beam 113. The telescopic rod 320 of the oil cylinder 310 is connected with one end of the telescopic frame 210 away from the trolley body 100. Of course, the connection between the cylinder body of the cylinder 310 and the cross member 113 is not limited to the hinge connection, and other connection methods may be adopted, and the cylinder body of the cylinder 310 may be fixed to the cross member 113.

It should be noted that, the telescopic rod 320 is connected with the brake beam 212 by welding, so that the telescopic rod 320 is fixedly connected with the brake beam 212, so that the brake beam 212 moves linearly along the axial direction of the inner cavity of the oil cylinder 310 along with the telescopic rod 320. Of course, the connection between the telescopic rod 320 and the brake beam 212 is not limited thereto, and may be by bolting or other connection methods.

In an embodiment of the present utility model, as shown in fig. 2 and 3, the travel of the drive assembly determines the furthest distance that the telescoping platform 200 can be away from the anchor trolley body 100. When the stroke of the driving assembly reaches the maximum, the roller 112 reaches the limit stop at the second end of the sliding rail 111, and the fixing frame assembly 400 is located at the center of the brake beam 212 and the first end of the anchor trolley body 100, so that the fixing frame assembly 400 can firmly support the telescopic platform 200, and the construction personnel can conveniently perform the operation.

An embodiment of the present utility model will be described below with reference to fig. 1 to 5, and as shown in fig. 1 to 5, the telescopic platform of the trolley includes a trolley plate body, a telescopic platform 200 and a driving assembly. The first end of stock platform truck body 100 is provided with slide rail assembly, and slide rail assembly includes two slide rails 111 and two gyro wheels 112, and two slide rails 111 are parallel and the interval sets up, and the first end of two slide rails 111 passes through welded connection with the first end of stock platform truck body 100 and realizes fixed connection, and the second end of two slide rails 111 extends along the horizontal face to keeping away from the direction of stock platform truck body 100. The lower part of the first ends of two slide rails 111 is provided with a cross beam 113, the cross beam 113 is perpendicular to the slide rails 111, and two ends of the cross beam 113 are in one-to-one corresponding welding connection with the lower parts of the first ends of two slide rails 111, so that the cross beam 113 is fixed. The two rollers 112 are disposed at two sides of the telescopic platform 200, and the two rollers 112 are correspondingly matched with the two sliding rails 111 in a rolling manner.

The upper portion of stock platform truck body 100 is provided with first footboard 120, and first footboard 120 is the steel sheet, and the one end that first footboard 120 is close to telescopic platform 200 extends to telescopic platform 200's top, and the length that first footboard 120 extends equals with telescopic platform 200 can keep away from the maximum stroke of stock platform truck body 100. The upper portion of first footboard 120 is provided with guardrail 130, and parallel and interval sets up between many guardrails 130, and the upper portion of first footboard 120 is provided with a plurality of spliced eyes, and guardrail 130 is pegged graft in the spliced eyes to use the pin to fix, thereby realize guardrail 130 and stock platform truck body 100 detachable connection.

The telescoping platform 200 includes a telescoping rack 210 and a second pedal 220. The expansion bracket 210 comprises two supporting beams 211 and two braking beams 212, the braking beams 212 are connected with the driving assembly, two supporting beams 211 are arranged, and one ends, far away from the anchor rod trolley body 100, of the two supporting beams 211 are in one-to-one corresponding welding connection with two ends of the braking beams 212. The roller 112 is connected with the corresponding supporting beam 211 through a fixed shaft, the fixed shaft is fixedly connected with the corresponding supporting beam 211, and the roller 112 is in running fit with the supporting beam 211. The second pedal 220 is located below the first pedal 120, the second pedal 220 is a steel plate, the second pedal 220 is disposed on the upper portion of the expansion bracket 210, and the second pedal 220 and the expansion bracket 210 are fixedly connected through welding.

The driving assembly comprises an oil cylinder 310, a cylinder body of the oil cylinder 310 is hinged with the cross beam 113, and a telescopic rod 320 of the oil cylinder 310 is connected with the brake beam 212 through welding, so that the telescopic rod 320 is fixedly connected with the brake beam 212.

The anchor rod trolley telescopic platform further comprises a fixing frame assembly 400, wherein the fixing frame assembly 400 is composed of a plurality of I-steel, and the I-steel is connected through welding. The fixing frame assembly 400 is disposed below the sliding rail assemblies, and the top of the fixing frame assembly 400 is connected with the second ends of the two sliding rails 111 by welding. The bottom of the fixing frame assembly 400 is connected with peripheral components through welding, so that the fixing frame assembly 400 is fixed.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. An anchor bar trolley telescopic platform, comprising:

the anchor rod trolley comprises an anchor rod trolley body, wherein a sliding rail assembly is arranged at the first end of the anchor rod trolley body;

the telescopic platform is arranged at the first end of the anchor rod trolley body and is in sliding fit with the sliding rail assembly;

the driving assembly is connected with the anchor rod trolley body and the telescopic platform respectively and used for driving the telescopic platform to be close to and far away from the anchor rod trolley body.

2. The bolter trolley telescoping platform of claim 1, further comprising:

the fixing frame assembly is arranged below the sliding rail assembly, and the top of the fixing frame assembly is connected with the sliding rail assembly.

3. The bolter trolley telescoping platform of claim 1, wherein the slide rail assembly comprises:

the two slide rails are parallel and are arranged at intervals, the first ends of the two slide rails are connected with the first end of the anchor rod trolley body, and the second ends of the two slide rails extend along the direction facing away from the anchor rod trolley body along the horizontal plane.

4. A trolley extension platform according to claim 3, wherein the slide rail assembly further comprises:

the two rollers are arranged on two sides of the telescopic platform, and are in rolling fit with the two sliding rails in one-to-one correspondence.

5. The trolley body of any one of claims 1 to 4, wherein a first pedal is provided on an upper portion of the trolley body, the first pedal extending above the telescopic platform near an end of the telescopic platform.

6. A trolley retraction platform according to any one of claims 1 to 4, wherein a rail is provided on an upper portion of the trolley body, the rail being detachably connected to the trolley body.

7. The anchor bar trolley telescopic platform of claim 6, wherein a plurality of insertion holes are formed in the upper portion of the anchor bar trolley body, and the guard rail is inserted into the insertion holes.

8. The bolter trolley telescoping platform of claim 5, wherein the telescoping platform comprises:

the telescopic frame is in sliding fit with the sliding rail assembly, and the driving assembly is connected with one end, far away from the anchor rod trolley body, of the telescopic frame;

the second pedal is arranged on the upper portion of the expansion bracket and is positioned below the first pedal.

9. The roof bolt trolley telescoping platform of claim 8, wherein the lower portions of the first ends of the two slide rails are connected by a cross beam, the cross beam being perpendicular to the slide rails.

10. The bolter trolley telescoping platform of claim 9, wherein the drive assembly comprises:

the cylinder body of the oil cylinder is hinged with the cross beam, and the telescopic rod of the oil cylinder is connected with one end, far away from the anchor rod trolley body, of the telescopic frame.