CN216380682U - Vertical protector for little entrance to a cave - Google Patents
Vertical protector for little entrance to a cave Download PDFInfo
- Publication number
- CN216380682U CN216380682U CN202123185246.5U CN202123185246U CN216380682U CN 216380682 U CN216380682 U CN 216380682U CN 202123185246 U CN202123185246 U CN 202123185246U CN 216380682 U CN216380682 U CN 216380682U
- Authority
- CN
- China
- Prior art keywords
- clamping mechanism
- cover plate
- hinged
- rod
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000001012 protector Effects 0.000 title claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 abstract description 5
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model discloses a protective device for a vertical small hole, which comprises a first clamping mechanism, a second clamping mechanism and a cover plate, wherein the first clamping mechanism and the second clamping mechanism extend into the hole to enable the cover plate to be positioned on the ground, a rocking handle is shaken to drive a threaded rod to rotate, the threaded rod is in threaded connection fit with a movable block, the threaded rod rotates the movable block to move upwards, the movable block is driven to move upwards, the first hinged rod and the second hinged rod are subjected to angle change through the cooperation of the first hinged rod and the second hinged rod, the movable block moves upwards to drive a pressing plate to move, the pressing plates in the first clamping mechanism and the second clamping mechanism are far away from each other, the two pressing plates are respectively close to the inner side wall of the hole until a conical block is pricked into the inner side wall of the hole to prevent the cover plate from moving, the device is stably installed on the hole to plug the hole and is safer, the lithium battery is used for supplying power, the warning lamp is started through the switch, and the warning lamp emits light to warn people.
Description
Technical Field
The utility model relates to a protection device, in particular to a protection device for a vertical small hole.
Background
Vertical small holes excavated in construction site construction are generally the places most prone to safety problems, people or objects easily fall off, and therefore safety protection of the small holes is very important.
The current protection mode is usually at apron of little entrance to a cave lid, and the apron removes easily, and factor of safety is not high, lacks the warning effect simultaneously, and the personnel of not being convenient for in time discover, for this reason, we propose a vertical protector for little entrance to a cave and optimize it.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a protective device for a vertical small hole to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a protective device for a vertical small hole comprises a cover plate, wherein a threaded rod is longitudinally connected to the cover plate in a penetrating and rotating mode, a rocking handle is fixedly connected to the top end of the threaded rod after the top end of the threaded rod extends to the upper portion of the cover plate, a limiting block is fixedly connected to the bottom end of the threaded rod after the bottom end of the threaded rod extends to the lower portion of the cover plate, a moving block is sleeved on the outer side of the threaded rod in a longitudinally penetrating and falling mode, the moving block is arranged below the cover plate, a first clamping mechanism and a second clamping mechanism are arranged at the bottom of the cover plate, the second clamping mechanism comprises a first hinge rod, a pressing plate, a conical block and a second hinge rod, one end of the second hinge rod is hinged to the bottom portion of the cover plate, the other end of the second hinge rod is hinged to one side of the pressing plate, one end of the first hinge rod is hinged to the top portion of the moving block, the other end of the first hinge rod is hinged to one side of the pressing plate, the first hinge rod and the second hinge rod are symmetrically arranged and have the same specification, the clamping device is characterized in that a plurality of conical blocks are uniformly arranged on the other side of the pressing plate and fixedly connected to the other side of the pressing plate, specifications of all parts of the first clamping mechanism and the second clamping mechanism are identical, and the first clamping mechanism and the second clamping mechanism are symmetrically arranged.
As a further scheme of the utility model: two handles are symmetrically and fixedly connected to two sides of the cover plate.
As a still further scheme of the utility model: two montants of apron top symmetry fixedly connected with, two the common fixedly connected with roof in top of montant, the roof top and two there is a plurality of warning light one side equal fixed mounting of montant.
As a still further scheme of the utility model: two equal fixedly connected with a plurality of warning strip in one side of montant.
As a still further scheme of the utility model: roof bottom fixed mounting has switch and lithium cell, the warning light passes through wire and switch electric connection, the switch passes through wire and lithium cell electric connection.
Compared with the prior art, the utility model has the beneficial effects that:
1. through stretching into first fixture and second fixture to the entrance to a cave, make the apron be located subaerially, drive the threaded rod through waveing the rocking handle and rotate, through the threaded connection cooperation of threaded rod and movable block, the threaded rod rotates the movable block rebound, through the cooperation jointly of first hinge arm and second hinge arm, the movable block rebound makes first hinge arm and second hinge arm produce the angle change, and then drive the pressure strip and remove, make the pressure strip in first fixture and the second fixture keep away from each other, and then two pressure strips draw close to the hole inside wall respectively, on the hole inside wall is pricked to the toper piece, prevent the apron and remove, and then make this device stable mounting in the entrance to a cave, realize the shutoff to the entrance to a cave, and is safer.
2. Through the reverse rocking handle, make two pressure strips in first fixture and the second fixture be close to, then no longer compress tightly with the hole inside wall, two handles are held to the rethread and this device shifts out from the entrance to a cave, conveniently reuse.
3. Through lithium battery powered, through switch start warning light, give out light to warn personnel through the warning light, further play the warning effect to personnel through the warning strip, the personnel of being convenient for in time discover.
Drawings
Fig. 1 is a schematic structural view of a protective device for a vertical small hole.
Fig. 2 is a partial sectional view of the vertical small-hole protecting device.
Fig. 3 is a side view of the protective device for the vertical small hole at the position of a pressing plate.
Shown in the figure: first fixture 1, threaded rod 2, movable block 3, stopper 4, first articulated rod 5, second fixture 6, pressure strip 7, toper piece 8, second articulated rod 9, handle 10, apron 11, rocking handle 12, montant 13, warning strip 14, roof 15, warning light 16, switch 17, lithium cell 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, in the embodiment of the utility model, a protection device for a vertical small hole comprises a cover plate 11, a threaded rod 2 is longitudinally and rotatably connected to the cover plate 11 in a penetrating manner, a rocking handle 12 is fixedly connected to the top end of the threaded rod 2 after extending to the upper side of the cover plate 11, a limiting block 4 is fixedly connected to the bottom end of the threaded rod 2 after extending to the lower side of the cover plate 11, a moving block 3 is sleeved on the outer side of the threaded rod 2 in a penetrating manner, the moving block 3 is arranged below the cover plate 11, a first clamping mechanism 1 and a second clamping mechanism 6 are arranged at the bottom of the cover plate 11, the second clamping mechanism 6 comprises a first hinge rod 5, a pressing plate 7, a conical block 8 and a second hinge rod 9, one end of the second hinge rod 9 is hinged to the bottom of the cover plate 11, the other end of the second hinge rod 9 is hinged to one side of the pressing plate 7, one end of the first hinge rod 5 is hinged to the top of the moving block 3, the other end of the first hinged rod 5 is hinged with one side of the compression plate 7, the first hinged rod 5 and the second hinged rod 9 are symmetrically arranged and have the same specification, the other side of the compression plate 7 is uniformly provided with a plurality of conical blocks 8, the conical blocks 8 are fixedly connected with the other side of the compression plate 7, the specifications of each part of the first clamping mechanism 1 and the second clamping mechanism 6 are identical, the first clamping mechanism 1 and the second clamping mechanism 6 are symmetrically arranged, two handles 10 are symmetrically and fixedly connected with two sides of the cover plate 11, the top of the cover plate 11 is symmetrically and fixedly connected with two vertical rods 13, the top ends of the two vertical rods 13 are fixedly connected with a top plate 15 together, the top of the top plate 15 and one side of the two vertical rods 13 are fixedly provided with a plurality of warning lamps 16, and the bottom of the top plate 15 is fixedly provided with a switch 17 and a lithium battery 18, two equal fixedly connected with a plurality of warning strip 14 in one side of montant 13, warning light 16 passes through wire and switch 17 electric connection, switch 17 passes through wire and 18 electric connection of lithium cell.
The working principle of the utility model is as follows:
when the device is used, the device is placed at a small vertical hole to be protected, the cover plate 11 is positioned at the top of the hole, wherein the outer diameter of the cover plate 11 is larger than the diameter of the hole, the first clamping mechanism 1 and the second clamping mechanism 6 extend into the hole to enable the cover plate 11 to be positioned on the ground, the rocking handle 12 is shaken to drive the threaded rod 2 to rotate, the threaded rod 2 is in threaded connection and matching with the movable block 3, the threaded rod 2 rotates the movable block 3 to move upwards, the movable block 3 moves upwards through the common matching of the first hinge rod 5 and the second hinge rod 9 to enable the first hinge rod 5 and the second hinge rod 9 to change angles and further drive the compression plate 7 to move, the compression plates 7 in the first clamping mechanism 1 and the second clamping mechanism 6 are far away from each other, and further the two compression plates 7 respectively approach towards the inner side wall of the hole until the conical block 8 is pricked on the inner side wall of the hole, and then the device is stably installed at the hole, rocking handle 12 is waved through the reversal, makes two pressure strips 7 in first fixture 1 and the second fixture 6 be close to, then no longer compresses tightly with the hole inside wall, and two handles 10 are held to the rethread and this device is shifted out from the entrance to a cave, conveniently reuses, supplies power through lithium cell 18, starts warning light 16 through switch 17, gives out light to warn personnel through warning light 16, further plays the warning effect to personnel through warning strip 14.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (5)
1. The utility model provides a vertical protector for little entrance to a cave, includes apron (11), its characterized in that: the novel clamping device is characterized in that the cover plate (11) is longitudinally connected with a threaded rod (2) in a penetrating and rotating mode, the top end of the threaded rod (2) extends to the upper portion of the cover plate (11) and then is fixedly connected with a rocking handle (12), the bottom end of the threaded rod (2) extends to the lower portion of the cover plate (11) and then is fixedly connected with a limiting block (4), a moving block (3) is sleeved on the outer side of the threaded rod (2) in a penetrating and falling mode, the moving block (3) is arranged below the cover plate (11), a first clamping mechanism (1) and a second clamping mechanism (6) are arranged at the bottom of the cover plate (11), the second clamping mechanism (6) comprises a first hinged rod (5), a pressing plate (7), a conical block (8) and a second hinged rod (9), one end of the second hinged rod (9) is hinged to the bottom of the cover plate (11), and the other end of the second hinged rod (9) is hinged to one side of the pressing plate (7), one end of the first hinged rod (5) is hinged to the top of the moving block (3), the other end of the first hinged rod (5) is hinged to one side of the pressing plate (7), the first hinged rod (5) and the second hinged rod (9) are symmetrically arranged and have the same specification, a plurality of conical blocks (8) are evenly arranged on the other side of the pressing plate (7), the conical blocks (8) are fixedly connected to the other side of the pressing plate (7), specifications of all parts of the first clamping mechanism (1) and the second clamping mechanism (6) are identical, and the first clamping mechanism (1) and the second clamping mechanism (6) are symmetrically arranged.
2. The protection device for vertical small hole according to claim 1, characterized in that: two handles (10) are symmetrically and fixedly connected to two sides of the cover plate (11).
3. The protection device for vertical small hole according to claim 1, characterized in that: the novel multifunctional lamp is characterized in that the top of the cover plate (11) is symmetrically and fixedly connected with two vertical rods (13) and two top ends of the vertical rods (13) are fixedly connected with a top plate (15) together, and a plurality of warning lamps (16) are fixedly mounted on the top of the top plate (15) and two sides of one side of each vertical rod (13).
4. The protection device for vertical small hole according to claim 3, characterized in that: two one side of montant (13) all fixedly connected with a plurality of warning strip (14).
5. The protection device for vertical small hole according to claim 3, characterized in that: roof (15) bottom fixed mounting has switch (17) and lithium cell (18), warning light (16) pass through wire and switch (17) electric connection, switch (17) pass through wire and lithium cell (18) electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123185246.5U CN216380682U (en) | 2021-12-17 | 2021-12-17 | Vertical protector for little entrance to a cave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123185246.5U CN216380682U (en) | 2021-12-17 | 2021-12-17 | Vertical protector for little entrance to a cave |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216380682U true CN216380682U (en) | 2022-04-26 |
Family
ID=81236146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123185246.5U Expired - Fee Related CN216380682U (en) | 2021-12-17 | 2021-12-17 | Vertical protector for little entrance to a cave |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216380682U (en) |
-
2021
- 2021-12-17 CN CN202123185246.5U patent/CN216380682U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220426 |