CN219795222U

CN219795222U - Safety protection frame for rock drilling operation table

Info

Publication number: CN219795222U
Application number: CN202321396337.XU
Authority: CN
Inventors: 彭佳琪; 陈敦熙; 朱涛; 向宏宇; 查涛; 王保兴; 娄家豪; 刘照宇
Original assignee: Wuhan University of Science and Engineering WUSE
Current assignee: Wuhan University of Science and Engineering WUSE
Priority date: 2023-06-03
Filing date: 2023-06-03
Publication date: 2023-10-03
Anticipated expiration: 2033-06-03

Abstract

The utility model relates to the technical field of safety protection frames, in particular to a safety protection frame for a rock drilling operation table, which comprises a protection net arranged on a supporting platform, an adjusting plate for adjusting the height of the protection net and a limiting mechanism for controlling the horizontal position of the protection net, wherein the protection net surrounds the periphery of a turntable arranged on the surface of the supporting platform; the adjusting plate comprises an arc-shaped plate formed by vertical plates which are parallel to each other on the inner side and the outer side, the arc-shaped plate is matched with the shape of the protective net, the protective net is nested in a cavity of the arc-shaped plate, the effect of the adjusting plate on the protective net connecting block by means of a fixed block, an adjusting rod and a threaded sleeve of the adjusting plate is achieved, the adjusting effect of the action height of the protective net on the periphery of the turntable is achieved, and the adjustment of the horizontal position of the protective net on the supporting platform is achieved by means of limiting the outer side of the adjusting plate by means of a fixed clamping plate and a sliding clamping plate. The protection frame is convenient to detach and install quickly, and meanwhile, protection of equipment on the supporting platform is achieved.

Description

Safety protection frame for rock drilling operation table

Technical Field

The utility model relates to the technical field of safety protection frames, in particular to a safety protection frame of a rock drilling operation table.

Background

Rock drilling is an operation mode for drilling blast holes by taking rock or ore as a working object, and the physical and mechanical properties of the rock are largely related to rock drilling and blasting, so that the rock drilling creates a precondition for effective blasting on one hand and a necessary accommodating space for explosive on the other hand.

The safety protection frame is arranged on the rock drilling operation table, such as the protection frame is arranged around the rock drilling machine, so that operation personnel can be protected, equipment can be protected, stone impact on the rock drilling machine is effectively prevented, equipment on the operation table is prevented from being impacted, damage is caused, and normal use of the equipment on the operation table is affected. The existing safety protection frame is designed into a fixing piece for ensuring firmness, is welded on an operation plane, and when the safety protection frame is used, the action height of the safety protection frame is fixed, and cannot be adjusted according to the change of the operation height.

Disclosure of Invention

The utility model aims to provide a safety protection frame for a rock drilling operation table, which solves the problems that the protection frame provided in the background art has fixed action height and can not be adjusted, and when in use, only the protection frame with specific size and height can be installed, and certain use limitation exists.

In order to achieve the above purpose, the utility model provides a technical scheme that the safety protection frame of the rock drilling operation table is arranged on a supporting platform and comprises adjusting plates and protection nets, wherein a pair of arc-shaped adjusting plates are symmetrically arranged on the supporting platform perpendicular to the supporting platform, each adjusting plate consists of an inner arc-shaped plate and an outer arc-shaped plate which are parallel to each other and are separated from each other, the bottoms of the two arc-shaped plates are connected, a gap is formed between the arc-shaped plates, each gap is respectively provided with one arc-shaped protection net, the pair of protection nets are detachably connected with each other, at least one fixed block is arranged on each arc-shaped plate positioned on the outer side, a connecting block corresponding to the fixed block is fixed on the outer side surface of each protection net, a telescopic mechanism is arranged on each fixed block or each connecting block and is used for adjusting the height of each connecting block relative to the fixed block, and a limiting mechanism is also arranged on the supporting platform and is used for detachably fixing the pair of adjusting plates on the supporting platform.

Further, the telescopic mechanism comprises an adjusting rod, a through hole is formed in the connecting block, a threaded sleeve is fixed below the connecting block, the adjusting rod passes through the through hole and the threaded sleeve to be in butt joint with the fixed block, and the adjusting rod is in threaded connection with the threaded sleeve; when the number of the fixed blocks on the pair of adjusting plates is 2, the two fixed blocks are symmetrically arranged relative to the center of the area between the pair of adjusting plates; when the number of the fixing blocks on the pair of adjusting plates is greater than 2, the fixing blocks are uniformly arranged around the area between the pair of adjusting plates.

Further, stop gear includes fixed cardboard and slip cardboard, use the center in the region between a pair of regulating plate as the origin in pairs symmetrical distribution in the outside of regulating plate respectively, all fixed cardboard is all fixed in on the supporting platform in the regulating plate outside, all slip cardboard is all installed on the supporting platform in the other regulating plate outside, the lower extreme of every slip cardboard is all embedded in a spout in the supporting platform, the spout all points to the center in the region between a pair of regulating plate, supporting platform is provided with elastic reset mechanism in the one end that the regulating plate was kept away from to the spout for with slip cardboard push to the regulating plate.

Further, be provided with the fixture block that fixed cardboard or slip cardboard correspond on every arc in the outside, fixed cardboard and slip cardboard are L type scute, and the lower extreme of fixed cardboard welds perpendicularly at supporting platform's upper surface, and the directional regulating plate of the other end, the lower extreme and the supporting platform sliding connection of slip cardboard, the directional regulating plate of the other end, the fixture block deviates from the inboard opening degree of depth of fixed cardboard and slip cardboard slightly to the length of regulating plate, and every cardboard is not greater than the inboard opening height of fixed cardboard and slip cardboard in the installation height in the regulating plate outside.

Further, the elastic reset mechanism comprises a fixed plate, a supporting spring and a pull rod, wherein the fixed plate is arranged on the surface of the supporting platform and is positioned on one side of the sliding groove away from the adjusting plate, one end of the pull rod with a handle penetrates through a through hole of the fixed plate and is fixedly connected with one side of the sliding clamping plate away from the turntable, and a compressed supporting spring is sleeved outside the pull rod.

Further, the pair of protection nets are respectively placed in the corresponding adjusting plates and then are connected through the fasteners to form a cylindrical structure, one ends, close to each other, of the two adjusting plates are cut, and when the two adjusting plates are pushed to be close by the fixed clamping plate and the sliding clamping plate, a notch is formed at one end, close to each other, of each adjusting plate and is used for accommodating the fasteners for connecting the pair of protection nets.

Compared with the prior art, the utility model has the beneficial effects that:

1. the adjusting plate capable of accommodating the protective net is arranged to adjust the height of the protective net, so that the action range and effect of the protective net can be improved; on the other hand, when the height of the protective net does not need to be lifted, the protective net can be completely contained in the cavity of the adjusting plate through the adjusting screw sleeve, so that the process of dismantling and storing equipment is reduced, and meanwhile, the storage space is saved; the lower end of the third protection net is accommodated in the adjusting plate, so that the protection net can be prevented from being overturned by the impact of the caving rock.

2. Through setting up the mechanism that supports, realize fixing to protection network horizontal position, the cardboard is contradicted to the pair of cardboard of regulating plate through fixed cardboard and slip cardboard and meet for the regulating plate is spacing on supporting platform, when the rock fragment falls into collision protection network, can avoid protection network and regulating plate to be overturned by the relative supporting platform after bumping, both realized that the installation of horizontal position is fixed on supporting platform to regulating plate and protection network, and slip cardboard can translate, conveniently dismantle regulating plate, protection network fast, improve its installation result of use.

Drawings

FIG. 1 is a schematic perspective view of a protective frame according to the present utility model;

FIG. 2 is a schematic view partially in cross-section from below of the protective frame of the present utility model;

FIG. 3 is a schematic perspective view of an adjusting plate of the protection frame of the present utility model;

FIG. 4 is an enlarged schematic view of FIG. 2A;

in the figure: 1. a support platform; 11. a turntable; 12. a protective net; 2. an adjusting plate; 21. a fixed block; 22. a connecting block; 23. an adjusting rod; 24. a screw sleeve; 3. a fixed clamping plate; 31. a clamping block; 32. a sliding clamping plate; 33. a slide block; 34. a chute; 35. a fixing plate; 36. a pull rod; 37. and a support spring.

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. 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.

Referring to fig. 1-4, an embodiment of the present utility model is provided:

a rock drilling rig safety protection frame comprising: the protection net is arranged on the supporting platform, and the limiting mechanism is used for controlling the horizontal position of the protection net.

The surface of the supporting platform 1 is provided with a rotatable turntable 11, equipment to be used is placed on the turntable 11, the direction of the equipment is adjusted through the rotation of the turntable 11, a pair of arc-shaped protective nets 12 vertically surround the equipment, and the protective effect on the equipment on the turntable 11 is achieved.

The adjusting mechanism comprises a pair of arc-shaped adjusting plates 2, each adjusting plate 2 is composed of an inner arc-shaped plate and an outer arc-shaped plate which are parallel to each other and are separated from each other, the bottoms of the two arc-shaped plates are connected, a gap is formed between the arc-shaped plates, the arc-shaped plates are matched with the shape of the protective net, the pair of protective nets 12 can be respectively accommodated in the gap of each adjusting plate 2, and the adjusting plates are used for fixing the protective net.

At least one fixed block 21 is arranged on the outer side surface of the arc-shaped plate of each adjusting plate 2, a connecting block 22 corresponding to the fixed block 21 is fixed on the outer side surface of the protective net 12, a through hole is formed in the connecting block 22, a threaded sleeve 24 is fixed below the connecting block 22, an adjusting rod 23 is perpendicular to the supporting platform 1 and passes through the through hole and the threaded sleeve 24 to be abutted against the fixed block 21, the adjusting rod 23 is in threaded connection with the threaded sleeve 24, and the protective net 12 can be lifted relative to the adjusting plates 2 by rotating the adjusting rod 23. When the number of the fixed blocks 21 on the pair of adjusting plates 2 is 2, the two fixed blocks 21 are symmetrically arranged relative to the center of the turntable 11; when the number of the fixing blocks 21 on the pair of regulating plates 2 is greater than 2, the fixing blocks 21 are uniformly arranged around the turntable 11.

As shown in fig. 4, a limiting mechanism is arranged on the surface of the supporting platform 1, and is used for detachably fixing the adjusting plates 2 on the supporting platform 1, and comprises a fixed clamping plate 3 and a sliding clamping plate 32 which are arranged on the supporting platform 1, wherein the fixed clamping plate 3 and the sliding clamping plate 32 are respectively and symmetrically arranged on the outer sides of the pair of adjusting plates 2; the fixed clamping plate 3 and the sliding clamping plate 32 are L-shaped angle plates, the lower end of the fixed clamping plate 3 is perpendicularly welded on the upper surface of the supporting platform 1, the lower end of the sliding clamping plate 32 is in sliding connection with a sliding groove 34 on the supporting platform 1, which points to the center of the turntable 11, and the other ends of the fixed clamping plate 3 and the sliding clamping plate 32 face the adjusting plate 2. The support platform 1 is provided with an elastic reset mechanism at one end of the chute 34 away from the adjusting plate 2 for pushing the sliding clamping plate (32) towards the adjusting plate 2.

As shown in fig. 3, each arc plate positioned at the outer side is provided with a clamping block 31 corresponding to the fixed clamping plate 3 or the sliding clamping plate 32, the length of the clamping block 31 deviating from the adjusting plate 2 is slightly larger than the depth of the opening at the inner side of the fixed clamping plate 3, and the clamping block 31 stretches into the opening of the fixed clamping plate 3 and is in abutting connection with the opening; the length of the clamping block 31 deviating from the adjusting plate 2 is slightly larger than the depth of the opening at the inner side of the sliding clamping plate 32, and the clamping block 31 stretches into the opening of the sliding clamping plate 32 and is in abutting connection with the opening. And each card 31 has a mounting height not greater than the height of the inner opening of the fixed card 3 and not greater than the height of the inner opening of the slide card 32. As shown in fig. 4, the elastic restoring mechanism includes a fixed plate 35, a support spring 37, and a tie rod 36. The fixed plate 35 is installed on the surface of the supporting platform 1 and is located on one side of the sliding groove 34 far away from the turntable 11, and after penetrating through the through hole of the fixed plate 35, a pull rod 36 with a handle is fixedly connected with one side of the sliding clamping plate 32 far away from the turntable 11, a compressed supporting spring 37 is sleeved outside the pull rod 36, one end of the supporting spring 37 is abutted against the surface of the sliding clamping plate 32, and the other end of the supporting spring 37 is abutted against the surface of the fixed plate 35. Pulling the pull rod 6 pull handle can control the sliding clamping plate 32 to move away from or close to the clamping block 31 on the outer side surface of the adjusting plate 2 along the sliding groove 34.

Preferably, the pair of protection nets 12 are respectively placed in the corresponding adjusting plates 2 and then connected through fasteners to form a cylindrical structure, and when the two adjusting plates 2 are pushed to be close to each other by the fixed clamping plate 3 and the sliding clamping plate 32, a gap is formed at one end close to each other for accommodating the fasteners for connecting the pair of protection nets 12.

When the device is used, the rock drilling equipment is placed on the turntable, the rock drilling rod extends out from the upper part of the protection net, and when the rock drilling is performed on the low working surface, the protection net can be completely dropped into the gap of the adjusting plate, and the protection net does not block the rotation of the rock drilling rod along with the turntable; when the working face with a certain height is drilled, the lifting height range of the protection net relative to the adjusting plate is adjusted to be within 1 meter, the protection net can be 2 meters high relative to the drilling face, and after the action height of the protection net is adjusted, broken rock blocks can be prevented from impacting the drilling equipment and operators in the protection net, and the drilling rod can be lifted relatively to work at a high position and is not blocked by the protection net to rotate.

Before the use, installing regulating plate and protection network first, connecting a pair of protection network to form the cylindric protection network of continuous closure, adjusting the relative position of a pair of regulating plate, make the protection network can insert in the clearance of regulating plate, the protection network has not adjusted height relative to the regulating plate yet this moment, and whole protection network can hold in the regulating plate completely. The whole circular-cylinder-shaped protective net and the adjusting plate are rotated together, the pull rod 36 of the sliding clamping plate 32 is pulled simultaneously, a pair of clamping blocks 31 respectively move to the inner sides of the fixed clamping plate 3 and the sliding clamping plate 32, after the position of the adjusting plate 2 is confirmed, the adjusting plate 2 is put down, the pull rod 36 is loosened, under the action of the supporting spring 37, the clamping blocks 31 are in abutting contact with the sliding clamping plate 32, the other clamping plate 31 is in abutting contact with the fixed clamping plate 3, the fixing of the position of the adjusting plate 2 on the supporting platform 1 is completed, the lower end of the protective net is accommodated in the adjusting plate, the protective net can be prevented from being overturned by broken rock blocks, when broken rock falls down to collide with the protective net, the protective net and the adjusting plate can be prevented from being overturned relative to the supporting platform after being collided, the action range and effect of the protective net can be improved, and when the protective net is disassembled, the protective net can be reversely operated.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a rock drilling operation panel safety protection frame, install on supporting platform (1), a serial communication port, including regulating plate (2), protection network (12), a pair of curved regulating plate (2) perpendicular to supporting platform (1) symmetrical arrangement is on supporting platform (1), every regulating plate (2) comprises the arc of inside and outside two-layer mutual parallel and spaced apart, two arc bottoms link to each other, form the clearance between the arc, hold a curved protection network (12) in every clearance respectively, a pair of protection network (12) can dismantle each other and connect, be provided with at least one fixed block (21) on every arc in the outside, the outside surface fixation of protection network (12) is provided with connecting block (22) corresponding with fixed block (21), be provided with telescopic machanism on fixed block (21) or connecting block (22), telescopic machanism is used for adjusting the height of connecting block (22) relative fixed block (21), still be provided with stop gear on supporting platform (1) for detachable fixed a pair of regulating plate (2) on supporting platform (1).

2. The rock drilling operation table safety protection frame according to claim 1, wherein the telescopic mechanism comprises an adjusting rod (23), a through hole is formed in the connecting block (22), a threaded sleeve (24) is fixed below the connecting block (22), the adjusting rod (23) passes through the through hole and the threaded sleeve (24) to be abutted with the fixed block (21), and the adjusting rod (23) is in threaded connection with the threaded sleeve (24); when the number of the fixing blocks (21) on the pair of adjusting plates (2) is 2, the two fixing blocks (21) are symmetrically arranged relative to the center of the area between the pair of adjusting plates (2); when the number of the fixing blocks (21) on the pair of adjusting plates (2) is larger than 2, the fixing blocks (21) are uniformly arranged around the area between the pair of adjusting plates (2).

3. A rock drilling operation table safety protection frame according to claim 1, characterized in that the limiting mechanism comprises a fixed clamping plate (3) and sliding clamping plates (32), the fixed clamping plates (3) and the sliding clamping plates are symmetrically distributed on the outer sides of the adjusting plates (2) in pairs by taking the center of the area between a pair of adjusting plates (2) as an origin, all the fixed clamping plates (3) are fixed on a supporting platform (1) on the outer side of one adjusting plate (2), all the sliding clamping plates (32) are mounted on a supporting platform (1) on the outer side of the other adjusting plate (2), the lower end of each sliding clamping plate (32) is embedded in one sliding groove (34) in the supporting platform (1), the sliding groove (34) points to the center of the area between the pair of adjusting plates (2), and an elastic reset mechanism is arranged at one end, far away from the adjusting plates (2), of the sliding grooves (34), of the supporting platform (1) is used for pushing the sliding clamping plates (32) to the adjusting plates (2);

be provided with fixture block (31) that fixed cardboard (3) or slip cardboard (32) correspond on every arc in the outside, fixed cardboard (3) and slip cardboard (32) are L type scute, and the lower extreme of fixed cardboard (3) welds perpendicularly in the upper surface of supporting platform (1), and the directional regulating plate (2) of the other end, the lower extreme and supporting platform (1) sliding connection of slip cardboard (32), the directional regulating plate (2) of the other end, the length that fixture block (31) deviate from regulating plate (2) is greater than the inboard opening degree of depth of fixed cardboard (3) and slip cardboard (32), and every fixture block (31) is not greater than the inboard opening height of fixed cardboard (3) and slip cardboard (32) in the mounting height of regulating plate (2) outside.

4. A rock drill table safety protection frame according to claim 3, characterized in that the elastic reset mechanism comprises a fixed plate (35), a supporting spring (37) and a pull rod (36), the fixed plate (35) is arranged on the surface of the supporting platform (1) and is positioned on one side of the sliding groove (34) far away from the adjusting plate (2), one end of the pull rod (36) with a handle penetrates through a through hole of the fixed plate (35) and is fixedly connected with one side of the sliding clamping plate (32) far away from the turntable (11), and a compressed supporting spring (37) is sleeved outside the pull rod (36).

5. A safety protection frame for a rock drilling operation table according to claim 1, characterized in that the pair of protection nets (12) are respectively placed in the corresponding adjusting plates (2) and then connected into a cylindrical structure through fasteners, one ends of the two adjusting plates (2) close to each other are cut, and when the two adjusting plates (2) are pushed to be close by the fixed clamping plate (3) and the sliding clamping plate (32), notches are formed at the one ends close to each other for accommodating the fasteners for connecting the pair of protection nets (12).