CN217080479U - Tunnel safety construction auxiliary platform - Google Patents
Tunnel safety construction auxiliary platform Download PDFInfo
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- CN217080479U CN217080479U CN202220769023.9U CN202220769023U CN217080479U CN 217080479 U CN217080479 U CN 217080479U CN 202220769023 U CN202220769023 U CN 202220769023U CN 217080479 U CN217080479 U CN 217080479U
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Abstract
The utility model relates to the technical field of tunnel construction equipment, in particular to a tunnel safety construction auxiliary platform, which comprises two longitudinal supporting frames which are symmetrically distributed, wherein the upper end of each longitudinal supporting frame is hinged with a supporting plate, and an interval adjusting component is arranged between the two longitudinal supporting frames; the distance adjusting assembly comprises a stepping motor, a threaded rod and a threaded sleeve, the threaded rod is horizontally and rotatably arranged at the bottom of one longitudinal support frame, the threaded sleeve is horizontally and fixedly arranged at the bottom of the other longitudinal support frame, the stepping motor is arranged on the longitudinal support frames, and the driving end of the stepping motor is connected with the end part of the threaded rod; be equipped with lift adjustment assembly in one of them longitudinal support frame, be equipped with synchronous lifting unit in another longitudinal support frame, be equipped with cross distribution's connecting rod between two longitudinal support frames and strengthen the subassembly, the utility model discloses the structure is convenient for expand and pack up, effectual reduction the utility model discloses occupation space when idle is convenient for remove and transport.
Description
Technical Field
The utility model relates to a tunnel construction equipment technical field, concretely relates to tunnel safety construction auxiliary platform.
Background
In the tunnel excavation and supporting construction process, constructors often use some support platforms, and then the constructors stand on the support platforms to carry out auxiliary construction.
Some current support platforms all are fixed connection basically and form a frame construction of an organic whole, and this kind of support platform will occupy great space when idle, is unfavorable for constructor to shift and place this kind of support platform to bring certain interference for other construction process in tunnel.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a tunnel safety construction auxiliary platform.
To achieve the purpose, the utility model adopts the following technical proposal:
the tunnel safety construction auxiliary platform comprises two longitudinal supporting frames which are symmetrically distributed, a telescopic rod is horizontally arranged between the two longitudinal supporting frames, the lower ends of the longitudinal supporting frames are provided with trundles, the upper end of each longitudinal supporting frame is hinged with a supporting plate, and an interval adjusting assembly is arranged between the two longitudinal supporting frames;
the distance adjusting assembly comprises a stepping motor, a threaded rod and a threaded sleeve, the threaded rod is horizontally and rotatably mounted at the bottom of one of the longitudinal brackets, the threaded sleeve is horizontally and fixedly mounted at the bottom of the other longitudinal bracket, the end part of the threaded rod extends into the threaded sleeve and is in threaded fit with the threaded sleeve, the stepping motor is mounted on the longitudinal brackets, and the driving end of the stepping motor is connected with the end part of the threaded rod;
one of the longitudinal brackets is provided with a lifting adjusting component, the other longitudinal bracket is provided with a synchronous lifting component, the power input end of the lifting adjusting component is connected with a threaded rod, and the lifting end of the lifting adjusting component and the lifting end of the synchronous lifting component are movably connected with the lower surface of the supporting plate at the upper end of the corresponding longitudinal bracket through supporting rods;
a telescopic connecting assembly is arranged between the lifting end of the lifting adjusting assembly and the lifting end of the synchronous lifting assembly, and when the lifting end of the lifting adjusting assembly performs lifting action, the connecting assembly drives the lifting end of the synchronous lifting assembly to perform lifting action synchronously;
connecting rod reinforcing components which are distributed in a cross mode are arranged between the two longitudinal supporting frames, and the end portions of the connecting rod reinforcing components are movably connected with the corresponding longitudinal supporting frames.
Preferably, the lifting adjusting assembly comprises a longitudinal screw, a lifting sliding seat, a first bevel gear and a second bevel gear, the longitudinal screw is vertically and rotatably installed in the longitudinal support frame, the lifting sliding seat is installed on the longitudinal screw in a threaded manner and is in sliding fit with a guide rail arranged in the longitudinal support frame, the second bevel gear is installed at the lower end of the longitudinal screw, the first bevel gear is installed on a threaded rod, and the second bevel gear is meshed with the first bevel gear;
the synchronous lifting assembly comprises a guide pillar and a synchronous lifting seat, the guide pillar is vertically arranged in the other longitudinal support frame, and the synchronous lifting seat is in limit sliding fit with the guide pillar;
the connecting assembly is horizontally arranged between the lifting sliding seat and the synchronous lifting seat;
the lifting slide seat and the synchronous lifting seat are hinged with the end parts of the corresponding support rods.
Preferably, the connecting assembly comprises a horizontal guide sleeve and a horizontal guide pillar, the horizontal guide sleeve is arranged at the side end of the lifting slide seat, the horizontal guide pillar is arranged at the side end of the synchronous lifting seat, and the end part of the horizontal guide pillar extends into the horizontal guide sleeve and is in sliding fit with the horizontal guide sleeve.
Preferably, the connecting rod reinforcing assembly comprises connecting rod assemblies which are distributed between the two longitudinal brackets in a cross manner, each connecting rod assembly comprises a fixed support, a movable support, a guide rod and a connecting rod, the guide rod is vertically arranged in the longitudinal brackets, the fixed supports are fixedly arranged in the longitudinal brackets, the movable supports are arranged on the guide rod in a limiting and sliding manner, and the movable supports are positioned above the fixed supports;
one end of the connecting rod is hinged with the fixed support, and the other end of the connecting rod is hinged with the movable support in the other longitudinal support;
the crossed parts of the two connecting rods are rotationally connected through a short shaft.
Preferably, the positioning support is located at a position close to the bottom of the longitudinal support frame.
The utility model discloses when using, be used for tunnel construction to use, when using, will the utility model discloses move to the construction area through the truckle, then start step motor, step motor drives the threaded rod and rotates, and the threaded rod passes through the effect of thread bush when rotating, makes two longitudinal braces move towards the direction of keeping away from each other, and the contained angle between two connecting rods changes this moment, and the movable support moves towards the direction of being close to the fixed bolster, relative slip between horizontal guide pin bushing and the horizontal guide pillar; meanwhile, the first bevel gear drives the longitudinal screw rod to rotate through the second bevel gear, the lifting slide seat moves upwards, and the synchronous lifting seat is driven to move upwards through the connecting assembly, so that the support rod drives the supporting plate to turn (from an inclined state to a horizontal state), and the supporting plate can be used as a supporting platform for tunnel construction operation; when idle, step motor reversal will the utility model discloses fold and pack up, make the utility model discloses a space occupancy reduces, is convenient for transport and accomodate.
The utility model discloses the structure is convenient for expand and pack up, effectually reduces the utility model discloses occupation space when idle is convenient for remove and transport.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings in the embodiments of the present invention are briefly described below.
FIG. 1 is a schematic view of the present invention when it is deployed;
FIG. 2 is a schematic view of the utility model when it is folded;
wherein:
1-longitudinal support frame, 2-threaded rod, 3-threaded sleeve, 4-stepping motor, 5-bevel gear I, 6-bevel gear II, 7-longitudinal screw rod, 8-lifting slide seat, 9-supporting plate, 10-supporting rod, 11-horizontal guide sleeve, 12-horizontal guide column, 13-fixed support seat, 14-movable support seat, 15-guide rod and 16-connecting rod.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.
Referring to fig. 1 and 2, the tunnel safety construction auxiliary platform comprises two longitudinal brackets 1 which are symmetrically distributed, a telescopic rod (not shown in the figure) is horizontally arranged between the two longitudinal brackets, the lower ends of the longitudinal brackets 1 are provided with casters, the upper end of each longitudinal bracket 1 is hinged with a supporting plate 9, and an interval adjusting assembly is arranged between the two longitudinal brackets 1;
the distance adjusting assembly comprises a stepping motor 4, a threaded rod 2 and a threaded sleeve 3, the threaded rod 2 is horizontally and rotatably installed at the bottom of one longitudinal support frame 1, the threaded sleeve 3 is horizontally and fixedly installed at the bottom of the other longitudinal support frame 1, the end part of the threaded rod 2 extends into the threaded sleeve 3 and is in threaded fit with the threaded sleeve 3, the stepping motor 4 is installed on the longitudinal support frames 1, and the driving end of the stepping motor is connected with the end part of the threaded rod 2;
one of the longitudinal brackets 1 is provided with a lifting adjusting component, the other longitudinal bracket 1 is provided with a synchronous lifting component, the power input end of the lifting adjusting component is connected with a threaded rod 2, and the lifting end of the lifting adjusting component and the lifting end of the synchronous lifting component are movably connected with the lower surface of the supporting plate at the upper end of the corresponding longitudinal bracket 1 through a support rod 10;
a telescopic connecting assembly is arranged between the lifting end of the lifting adjusting assembly and the lifting end of the synchronous lifting assembly, and when the lifting end of the lifting adjusting assembly performs lifting action, the connecting assembly drives the lifting end of the synchronous lifting assembly to perform lifting action synchronously;
connecting rod reinforcing components which are distributed in a cross mode are arranged between the two longitudinal supporting frames 1, and the end portions of the connecting rod reinforcing components are movably connected with the corresponding longitudinal supporting frames 1.
In the embodiment, the lifting adjusting assembly comprises a longitudinal screw 7, a lifting slide 8, a first bevel gear 5 and a second bevel gear 6, the longitudinal screw 7 is vertically and rotatably installed in the longitudinal support frame 1, the lifting slide 8 is threadedly installed on the longitudinal screw 7 and is in sliding fit with a guide rail arranged in the longitudinal support frame 1, the second bevel gear 6 is installed at the lower end of the longitudinal screw 7, the first bevel gear 5 is installed on the threaded rod 2, and the second bevel gear 6 is meshed with the first bevel gear 5;
the synchronous lifting assembly comprises a guide pillar and a synchronous lifting seat, the guide pillar is vertically arranged in the other longitudinal support frame 1, and the synchronous lifting seat is in limit sliding fit with the guide pillar;
the connecting assembly is horizontally arranged between the lifting slide seat 8 and the synchronous lifting seat;
the lifting slide 8 and the synchronous lifting seat are hinged with the end part of the corresponding stay bar 10.
In this embodiment, the connecting assembly includes a horizontal guide sleeve 11 and a horizontal guide post 12, the horizontal guide sleeve 11 is disposed at a side end of the lifting slide 8, the horizontal guide post 12 is disposed at a side end of the synchronous lifting slide, and an end of the horizontal guide post 12 extends into the horizontal guide sleeve 11 and is slidably engaged with the horizontal guide sleeve 11.
In the embodiment, the connecting rod reinforcing assembly comprises connecting rod assemblies which are distributed between two longitudinal brackets 1 in a cross mode, each connecting rod assembly comprises a fixed support 13, a movable support 14, a guide rod 15 and a connecting rod 16, the guide rod 15 is vertically installed in the longitudinal brackets 1, the fixed supports 13 are fixedly installed in the longitudinal brackets 1, the movable supports 14 are installed on the guide rods 15 in a limiting and sliding mode, and the movable supports 14 are located above the fixed supports 13;
one end of the connecting rod 16 is hinged with the fixed support 13, and the other end of the connecting rod is hinged with the movable support 14 in the other longitudinal support frame 1;
the crossed parts of the two connecting rods 16 are rotationally connected through a short shaft.
In this embodiment, the fixed support 13 is located close to the bottom of the longitudinal support 1.
The utility model discloses when using, be used for tunnel construction to use, when using, will the utility model discloses move to the construction area through the truckle, then start step motor 4, step motor 4 drives threaded rod 2 and rotates, and threaded rod 2 passes through the effect of thread bush 3 when rotating, makes two longitudinal support frame 1 towards the direction motion of keeping away from each other, and the contained angle between two connecting rods 16 changes this moment, and movable support 14 moves to the direction that is close to fixed support 13, relative slip between horizontal guide pin bushing 11 and the horizontal guide pillar 12; meanwhile, the first bevel gear 5 drives the longitudinal lead screw 7 to rotate through the second bevel gear 6, the lifting slide 8 moves upwards, and drives the synchronous lifting seat to move upwards through the connecting component, so that the supporting rod 10 drives the supporting plate 9 to turn (from an inclined state to a horizontal state), and the supporting rod can be used as a supporting platform for tunnel construction operation; when idle, 4 reversals of step motor will the utility model discloses fold and pack up, make the utility model discloses a space occupancy reduces, is convenient for transport and accomodates.
The utility model discloses the structure is convenient for expand and pack up, effectually reduces the utility model discloses occupation space when idle is convenient for remove and transport.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (5)
1. The tunnel safety construction auxiliary platform comprises two longitudinal support frames (1) which are symmetrically distributed, a telescopic rod is horizontally arranged between the two longitudinal support frames (1), the lower ends of the longitudinal support frames (1) are provided with trundles, and the upper end of each longitudinal support frame (1) is hinged with a supporting plate (9), and is characterized in that an interval adjusting assembly is arranged between the two longitudinal support frames (1);
the distance adjusting assembly comprises a stepping motor (4), a threaded rod (2) and a threaded sleeve (3), the threaded rod (2) is horizontally and rotatably mounted at the bottom of one longitudinal support frame (1), the threaded sleeve (3) is horizontally and fixedly mounted at the bottom of the other longitudinal support frame (1), the end part of the threaded rod (2) extends into the threaded sleeve (3) and is in threaded fit with the threaded sleeve (3), the stepping motor (4) is mounted on the longitudinal support frames (1), and the driving end of the stepping motor is connected with the end part of the threaded rod (2);
one of the longitudinal support frames (1) is internally provided with a lifting adjusting component, the other longitudinal support frame (1) is internally provided with a synchronous lifting component, the power input end of the lifting adjusting component is connected with the threaded rod (2), and the lifting end of the lifting adjusting component and the lifting end of the synchronous lifting component are movably connected with the lower surface of the supporting plate (9) at the upper end of the corresponding longitudinal support frame (1) through a supporting rod (10);
a telescopic connecting assembly is arranged between the lifting end of the lifting adjusting assembly and the lifting end of the synchronous lifting assembly, and when the lifting end of the lifting adjusting assembly performs lifting action, the connecting assembly drives the lifting end of the synchronous lifting assembly to perform lifting action synchronously;
connecting rod reinforcing components which are distributed in a crossed mode are arranged between the two longitudinal supporting frames (1), and the end portions of the connecting rod reinforcing components are movably connected with the corresponding longitudinal supporting frames.
2. The tunnel safety construction auxiliary platform according to claim 1, wherein the lifting adjusting assembly comprises a longitudinal screw (7), a lifting slide (8), a first bevel gear (5) and a second bevel gear (6), the longitudinal screw (7) is vertically and rotatably installed in the longitudinal support frame (1), the lifting slide (8) is threadedly installed on the longitudinal screw (7) and is in sliding fit with a guide rail arranged in the longitudinal support frame (1), the second bevel gear (6) is installed at the lower end of the longitudinal screw (7), the first bevel gear (5) is installed on the threaded rod (2), and the second bevel gear (6) is meshed with the first bevel gear (5);
the synchronous lifting assembly comprises a guide post and a synchronous lifting seat, the guide post is vertically arranged in the other longitudinal support frame (1), and the synchronous lifting seat is in limit sliding fit with the guide post;
the connecting assembly is horizontally arranged between the lifting sliding seat (8) and the synchronous lifting seat;
the lifting slide seat (8) and the synchronous lifting seat are hinged with the end parts of the corresponding support rods (10).
3. The platform of claim 1, wherein the connection assembly comprises a horizontal guide sleeve (11) and a horizontal guide post (12), the horizontal guide sleeve (11) is disposed at a side end of the lifting slide (8), the horizontal guide post (12) is disposed at a side end of the synchronous lifting slide, and an end of the horizontal guide post (12) extends into the horizontal guide sleeve (11) and is slidably engaged with the horizontal guide sleeve (11).
4. The tunnel safety construction auxiliary platform is characterized in that the connecting rod reinforcing assembly comprises connecting rod assemblies which are distributed between the two longitudinal brackets (1) in a cross mode, the connecting rod assemblies comprise fixed supports (13), movable supports (14), guide rods (15) and connecting rods (16), the guide rods (15) are vertically installed in the longitudinal brackets (1), the fixed supports (13) are fixedly installed in the longitudinal brackets (1), the movable supports (14) are limitedly and slidably installed on the guide rods (15), and the movable supports (14) are located above the fixed supports (13);
one end of the connecting rod (16) is hinged with the fixed support (13), and the other end of the connecting rod is hinged with the movable support (14) in the other longitudinal support frame (1);
the crossed parts of the two connecting rods (16) are rotationally connected through a short shaft.
5. A tunnel safe construction auxiliary platform according to claim 4, characterized in that the fixed support (13) is located near the bottom of the longitudinal support (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220769023.9U CN217080479U (en) | 2022-04-02 | 2022-04-02 | Tunnel safety construction auxiliary platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220769023.9U CN217080479U (en) | 2022-04-02 | 2022-04-02 | Tunnel safety construction auxiliary platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217080479U true CN217080479U (en) | 2022-07-29 |
Family
ID=82554117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220769023.9U Active CN217080479U (en) | 2022-04-02 | 2022-04-02 | Tunnel safety construction auxiliary platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217080479U (en) |
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2022
- 2022-04-02 CN CN202220769023.9U patent/CN217080479U/en active Active
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