CN211851001U

CN211851001U - Entrance to a cave operation protector

Info

Publication number: CN211851001U
Application number: CN202020390859.9U
Authority: CN
Inventors: 巫奇帆
Original assignee: Sichuan Huayuan Construction Engineering Co ltd
Current assignee: Sichuan Huayuan Construction Engineering Co ltd
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-11-03
Anticipated expiration: 2030-03-24

Abstract

The utility model relates to an entrance to a cave operation protector relates to construction technical field, including apron, first mount pad and second mount pad, the apron is rectangular shaped plate, first mount pad and second mount pad are square piece, first mount pad and second mount pad set up respectively in two opposite angles of entrance to a cave, first recess has been seted up along the width direction of apron to the lateral wall of first mount pad, the width and the degree of depth of first recess all are less than the length of side of first mount pad, the lateral wall of second mount pad is seted up along the width direction of apron and is run through the second recess of second mount pad, the groove width of second recess is less than the length of side of second mount pad, the apron slides and wears to locate in first recess and the second recess, be provided with the locating part that is used for injecing the apron position on the second mount pad. The utility model discloses have the effect that improves protector's commonality to a certain extent.

Description

Entrance to a cave operation protector

Technical Field

The utility model belongs to the technical field of the construction technique and specifically relates to a entrance to a cave operation protector is related to.

Background

Reserved holes on a building construction site are quite common, the diameter of the holes is several meters when the holes are large, the diameter of the holes is several centimeters when the holes are small, and potential safety hazards are brought to the site due to the reserved holes. On the construction site, a bamboo plywood is generally adopted to cover the reserved hole, but the mode has poor safety and poor aesthetic property, is often damaged or removed by workers, and has higher safety management difficulty.

Chinese patent No. CN206971786U discloses an entrance to a cave protection device, which includes a first rail fixed at a first end of the entrance to a cave, the first rail being formed with a first limit groove; the second rail is fixed at a second end, opposite to the first end, of the hole, a second limiting groove is formed in the second rail, and the first limiting groove and the second limiting groove are arranged in opposite directions; and the cover plate is inserted and fixed in the first limiting groove and the second limiting groove, the cover plate covers the upper part of the hole, the first rail is fixed at the first end of the hole by the first nut, and the second rail is fixed at the second end of the hole by the second nut. The cover plate is inserted into the first limiting groove and the second limiting groove and covers the upper portion of the hole, so that the hole is sealed by the cover plate in a drawing mode, and the safety management difficulty of hole protection is reduced.

The above prior art solutions have the following drawbacks: first track and second track all need prefabricate in advance according to the size of entrance to a cave, and a pair first track and second track are applicable to some entrance to a cave that size difference is less, and the commonality is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an entrance to a cave operation protector, has the advantage that improves protector's commonality to a certain extent not enough to prior art exists.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides an entrance to a cave operation protector, includes apron, first mount pad and second mount pad, the apron is rectangular shaped plate, first mount pad and second mount pad are square piece, first mount pad and second mount pad set up respectively in two opposite angles of entrance to a cave, first recess has been seted up along the width direction of apron to the lateral wall of first mount pad, the width and the degree of depth of first recess all are less than the length of side of first mount pad, the lateral wall of second mount pad is seted up along the width direction of apron and is run through the second recess of second mount pad, the groove width of second recess is less than the length of side of second mount pad, the apron slides and wears to locate in first recess and the second recess, be provided with the locating part that is used for injecing the apron position on the second mount pad.

Through adopting above-mentioned technical scheme, during the use, set up first mount pad and second mount pad in two diagonal angles of entrance to a cave respectively, insert the apron in first recess and second recess until the apron is in the top of the entrance to a cave with the lateral wall butt of first recess, apron this moment. Then, the position of the cover plate is limited by the limiting piece, and the cover plate can protect the opening. First mount pad and second mount pad set up respectively in two corners of entrance to a cave, and first mount pad and second mount pad do not receive restraint each other, do not receive the influence of entrance to a cave size, only need according to the size selection of entrance to a cave the apron of suitable size can to make this device be applicable to the entrance to a cave of variation in size, and then improved the commonality to a certain extent.

The present invention may be further configured in a preferred embodiment as: the locating part is a limiting rod, the limiting rod is arranged at the position of a notch of the second groove far away from the second mounting seat in a rotating mode through the rotating shaft, and the axial direction of the rotating shaft is parallel to the width direction of the cover plate.

Through adopting above-mentioned technical scheme, slide to the lateral wall butt with first recess when the apron, the apron flushes with the lateral wall of first mount pad this moment, rotates the gag lever post to make gag lever post and apron butt, the position of apron, convenient operation can be injectd to the gag lever post.

The present invention may be further configured in a preferred embodiment as: the fixed block that is provided with on the lateral wall of second mount pad, the fixed joint piece that is provided with on the gag lever post, set up on the fixed block and supply joint piece male joint groove.

Through adopting above-mentioned technical scheme, the position of gag lever post can be injectd in the cooperation in joint piece and joint groove to the stability of injectting the pole restriction apron position has been improved.

The present invention may be further configured in a preferred embodiment as: the cover is equipped with the torsional spring that is used for driving about the joint piece and inserts the joint groove in the pivot, the one end and the second mount pad fixed connection of torsional spring, the other end and gag lever post fixed connection.

Through adopting above-mentioned technical scheme, insert first recess and second recess with the apron after, the torsion of torsional spring orders about the gag lever post and moves towards the direction that is close to the joint piece automatically, inserts the joint inslot until the joint piece on the gag lever post to improve the stability of gag lever post restriction apron position, convenient operation.

The present invention may be further configured in a preferred embodiment as: the joint inslot is provided with two arc shell fragments, two the convex surface of arc shell fragment is close to the setting each other, the joint piece can with two arc shell fragments joint.

Through adopting above-mentioned technical scheme, the joint of two arc shell fragments and joint piece makes the connection of gag lever post and fixed block inseparabler.

The present invention may be further configured in a preferred embodiment as: the bottom of first mount pad and second mount pad is all vertically provided with the mounting panel, the mounting panel is with fixing bolt fixed connection with the inside wall of entrance to a cave.

Through adopting above-mentioned technical scheme, such setting has effectively avoided leaving the hole on the surface of entrance to a cave, and constructor need not to repair after the dismantlement, has practiced thrift the cost.

The present invention may be further configured in a preferred embodiment as: a supporting rod is arranged between the first mounting seat and the second mounting seat and can be abutted against the bottom wall of the cover plate.

Through adopting above-mentioned technical scheme, the backup pad plays certain supporting role to the apron, has improved the stability of installation apron.

The present invention may be further configured in a preferred embodiment as: and balls are arranged on the bottom walls of the first groove and the second groove.

Through adopting above-mentioned technical scheme, the friction that slides and produce between apron and first mount pad, the second mount pad has been reduced in setting up of ball.

To sum up, the utility model discloses a following beneficial technological effect has:

1. the first mounting seat and the second mounting seat are respectively arranged at two corners of the opening, the first mounting seat and the second mounting seat are not constrained by each other and are not influenced by the size of the opening, and only a cover plate with a proper size is selected according to the size of the opening, so that the device is suitable for the openings with different sizes, and the universality is improved to a certain extent;

2. the position of the limiting rod can be limited by the matching of the clamping block and the clamping groove, so that the stability of the limiting rod for limiting the position of the cover plate is improved;

3. the mounting plate and the inner side wall of the opening are fixedly connected through the fixing bolts, threaded holes are effectively prevented from being left in the surface of the opening, and after the mounting plate and the opening are disassembled, a constructor does not need to repair, so that the cost is saved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a partial schematic view of the present invention;

fig. 3 is a schematic structural view of the stopper rod and the fixing block.

Reference numerals: 1. a first mounting seat; 11. a first groove; 12. a rubber pad; 2. a second mounting seat; 21. a second groove; 22. a ball bearing; 3. a cover plate; 4. mounting a plate; 41. fixing the bolt; 5. a support bar; 51. a first lever; 511. a slide bar; 52. a second lever; 521. a chute; 53. a connecting plate; 531. a connecting bolt; 6. a rotating shaft; 61. a torsion spring; 7. a limiting rod; 71. a clamping block; 72. a handle; 8. a fixed block; 81. a clamping groove; 82. an arc-shaped elastic sheet; 9. and (6) making holes.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses an entrance to a cave operation protector, including first mount pad 1, second mount pad 2 and apron 3, first mount pad 1 and second mount pad 2 are square piece in this embodiment, and apron 3 is rectangular shaped plate (also can do the adjustment according to actual conditions, do not confine to these two kinds of shapes to). The equal vertical fixed mounting panel 4 that is provided with in bottom of first mount pad 1 and second mount pad 2, mounting panel 4 are "right angle", and mounting panel 4 and the laminating of 9 inside walls in entrance to a cave. First mount pad 1 and second mount pad 2 set up respectively in two diagonal angles of entrance to a cave 9 through mounting panel 4, and mounting panel 4 and the inside wall of entrance to a cave 9 are with fixing bolt 41 fixed connection. Due to the arrangement, holes are effectively prevented from being left on the surface of the hole 9, and after the hole is detached, a constructor does not need to repair the hole, so that the cost is saved.

Referring to fig. 1 and 2, a first groove 11 is formed in the side wall, close to the second mounting seat 2, of the first mounting seat 1 along the width direction of the cover plate 3, and the width and the depth of the first groove 11 are both smaller than the side length of the first mounting seat 1. The lateral wall of second mount pad 2, far away from first mount pad 1, has seted up second recess 21 along the width direction of apron 3, and second recess 21 runs through the setting of second mount pad 2, and the groove width of second recess 21 is less than the length of a side of second mount pad 2. The cover plate 3 is slidably arranged in the first groove 11 and the second groove 21 in a penetrating manner, and a rubber pad 12 is arranged on the side wall of the first groove 11 and used for reducing damage caused by collision of the cover plate 3 and the first mounting seat 1. All set up ball 22 on the diapire of first recess 11 and second recess 21, the setting of ball 22 has reduced the friction that slides between apron 3 and first mount pad 1, the second mount pad 2 and has produced.

Referring to fig. 1 and 2, a support rod 5 is arranged between the first mounting seat 1 and the second mounting seat 2, the support rod 5 includes a first rod 51 and a second rod 52, and both the first rod 51 and the second rod 52 are square rods. One end of the first rod 51 is coaxially and fixedly provided with a sliding rod 511, and the sliding rod 511 is a square rod. One end of the second rod 52 is provided with a sliding chute 521 matched with the sliding rod 511 along the axial direction of the first rod 51, the sliding chute 521 is a square chute, and the sliding rod 511 is slidably arranged in the sliding chute 521. One end of the first rod 51 far from the second rod 52 and one end of the second rod 52 far from the first rod 51 are both fixedly provided with a connecting plate 53, the connecting plate 53 on the first rod 51 is fixedly connected with the mounting plate 4 on the first mounting seat 1 through a connecting bolt 531, and the connecting plate 53 on the second rod 52 is fixedly connected with the mounting plate 4 on the second mounting seat 2 through a connecting bolt 531. The roof of first pole 51 and second pole 52 homoenergetic can with the diapire butt of apron 3 to support apron 3, improved the stability of apron 3 installation, improved the security.

Referring to fig. 1 and 3, a limiting rod 7 for limiting the position of the cover plate 3 is arranged on the second mounting seat 2, and the limiting rod 7 is a square rod. The second mounting base 2 is provided with a rotating shaft 6 in a horizontal rotating mode on the side wall far away from the first mounting base 1, and the axial direction of the rotating shaft 6 is parallel to the width direction of the cover plate 3. The rotating shaft 6 is close to the notch of the second groove 21 and is located above the notch of the second groove 21. The limiting rod 7 is rotatably sleeved on the rotating shaft 6, the side wall of the limiting rod 7 is abutted to the side wall of the second mounting seat 2, and the side wall of the second mounting seat 2 can be abutted to the cover plate 3. The side wall of the limiting rod 7 far away from the second mounting seat 2 is fixedly provided with a handle 72, and the handle 72 is convenient for the limiting rod 7 to rotate.

Referring to fig. 1 and 3, a fixing block 8 is fixedly arranged on the side wall of the second mounting seat 2, the fixing block 8 is a square block, and the fixing block 8 is located between the limiting rod 7 and the cover plate 3 and below the rotating shaft 6. The limiting rod 7 is fixedly provided with a clamping block 71 on the side wall close to the fixing block 8, and the side wall of the fixing block 8 close to the limiting rod 7 is provided with a clamping groove 81 for inserting the clamping block 71 along the length direction of the cover plate 3. The upper and lower walls of the clamping groove 81 are provided with arc-shaped elastic pieces 82, the arc-shaped elastic pieces 82 are made of metal elastic materials, the convex surfaces of the two arc-shaped elastic pieces 82 are close to each other, and the two arc-shaped elastic pieces 82 can be clamped with the clamping block 71. The rotating shaft 6 is sleeved with a torsion spring 61 used for driving the clamping block 71 to be inserted into the clamping groove 81, one end of the torsion spring 61 is fixedly connected with the second mounting seat 2, and the other end of the torsion spring is fixedly connected with the limiting rod 7.

The implementation principle of the embodiment is as follows: when the mounting plate is used, the mounting plate 4 on the first mounting seat 1 and the mounting plate 4 on the second mounting seat 2 are respectively fixed on the inner side walls of two opposite corners of the opening 9 through the fixing bolts 41. The cover plate 3 is then inserted into the first recess 11 and the second recess 21 until the cover plate 3 abuts the side wall of the first recess 11, at which point the cover plate 3 is flush with the side wall of the first mount 1. The torsion of the torsion spring 61 drives the limiting rod 7 to automatically move towards the direction close to the clamping block 71 until the clamping block 71 on the limiting rod 7 is inserted into the clamping groove 81, so that the position of the limiting rod 7 can be limited. The gag lever post 7 and the 3 butt of apron, and then make gag lever post 7 inject the position of apron 3, apron 3 can protect convenient operation to entrance to a cave 9.

First mount pad 1 and second mount pad 2 set up respectively in two corners of entrance to a cave 9, and first mount pad 1 and second mount pad 2 do not receive each other's restraint, do not receive the influence of entrance to a cave 9 size, only need according to the size selection of entrance to a cave 9 suitable size apron 3 can to make this device be applicable to the entrance to a cave 9 of variation in size, and then improved the commonality to a certain extent.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an entrance to a cave operation protector, includes apron (3), apron (3) are rectangular shaped plate, its characterized in that: the device also comprises a first mounting seat (1) and a second mounting seat (2), wherein the first mounting seat (1) and the second mounting seat (2) are square blocks, the first mounting seat (1) and the second mounting seat (2) are respectively arranged at two opposite angles of the opening (9), the side wall of the first mounting seat (1) is provided with a first groove (11) along the width direction of the cover plate (3), the width and the depth of the first groove (11) are both smaller than the side length of the first mounting seat (1), the side wall of the second mounting seat (2) is provided with a second groove (21) which penetrates through the second mounting seat (2) along the width direction of the cover plate (3), the width of the second groove (21) is smaller than the side length of the second mounting seat (2), the cover plate (3) is slidably arranged in the first groove (11) and the second groove (21) in a penetrating way, the second mounting base (2) is provided with a limiting piece used for limiting the position of the cover plate (3).

2. An opening operation protector as claimed in claim 1, wherein: the locating part is gag lever post (7), gag lever post (7) rotate with pivot (6) and set up in second recess (21) and keep away from the notch department of second mount pad (2), the axial of pivot (6) is parallel with the width direction of apron (3).

3. An opening operation protector as claimed in claim 2, wherein: fixed block (8) are fixedly arranged on the side wall of the second mounting seat (2), the limiting rod (7) is fixedly provided with a clamping block (71), and a clamping groove (81) for inserting the clamping block (71) is formed in the fixed block (8).

4. An opening operation protector according to claim 3, characterized in that: the cover is equipped with torsional spring (61) that is used for driving joint piece (71) to insert joint groove (81) on pivot (6), the one end and second mount pad (2) fixed connection of torsional spring (61), the other end and gag lever post (7) fixed connection.

5. An opening operation protector according to claim 4, characterized in that: the novel clamping structure is characterized in that two arc-shaped elastic pieces (82) are arranged in the clamping groove (81), the convex surfaces of the arc-shaped elastic pieces (82) are close to each other, and the clamping block (71) can be clamped with the two arc-shaped elastic pieces (82).

6. An opening operation protector as claimed in claim 1, wherein: the bottom of first mount pad (1) and second mount pad (2) is all vertically provided with mounting panel (4), mounting panel (4) and the inside wall of entrance to a cave (9) are with fixing bolt (41) fixed connection.

7. An opening operation protector as claimed in claim 6, wherein: be provided with bracing piece (5) between first mount pad (1) and second mount pad (2), bracing piece (5) can with the diapire butt of apron (3).

8. An opening operation protector as claimed in claim 1, wherein: and balls (22) are arranged on the bottom walls of the first groove (11) and the second groove (21).