阅读说明：本技术 一种市政工程临时路面装置 (Temporary road surface device for municipal engineering ) 是由 尹方 于 2021-05-25 设计创作，主要内容包括：本发明公开了一种市政工程临时路面装置,包括：基座板、扩展板、斜板、减速带、结构架、固定机构和辅助固定机构；两个所述扩展板可拆卸的安装在基座板的前后两侧；两个所述斜板可拆卸的安装在前后两个扩展板的前后两侧；减速带可拆卸的安装在所述基座板的顶端中心位置；结构架设置在所述基座板的底端内侧；固定机构安装在所述结构架的内侧；四个所述辅助固定机构分别设置在结构架的底端四角。该市政工程临时路面装置,可充当市政工程施工过程中的临时路面,固定更加稳定牢固,避免长时间使用后发生偏移,进而导致发生危险,并且对中心悬空部位进行辅助支撑,避免长时间使用产生凹陷,进而影响临时路面质量。(The invention discloses a municipal works temporary pavement device, comprising: the device comprises a base plate, an expansion plate, an inclined plate, a deceleration strip, a structural frame, a fixing mechanism and an auxiliary fixing mechanism; the two expansion plates are detachably arranged on the front side and the rear side of the base plate; the two inclined plates are detachably arranged on the front side and the rear side of the front expansion plate and the rear expansion plate; the deceleration strip is detachably arranged at the center of the top end of the base plate; the structure frame is arranged on the inner side of the bottom end of the base plate; the fixing mechanism is arranged on the inner side of the structure frame; and the four auxiliary fixing mechanisms are respectively arranged at four corners of the bottom end of the structural frame. This temporary road surface device of municipal works can act as the temporary road surface in the municipal works work progress, and fixed more stable firm avoids taking place the skew after using for a long time, and then leads to taking place danger to carry out the auxiliary stay to the unsettled position of center, avoid long-time use to produce sunkenly, and then influence temporary road surface quality.)

1. A municipal works temporary pavement device, comprising:

a base plate (1);

the number of the expansion plates (2) is two, and the two expansion plates (2) are detachably mounted on the front side and the rear side of the base plate (1);

the number of the inclined plates (3) is two, and the two inclined plates (3) are detachably arranged on the front side and the rear side of the front expansion plate and the rear expansion plate (2);

the deceleration strip (4) is detachably arranged at the center of the top end of the base plate (1);

the structure frame (5) is arranged on the inner side of the bottom end of the base plate (1);

a fixing mechanism (6) mounted on the inner side of the structure frame (5);

auxiliary fixing mechanism (8), the quantity of auxiliary fixing mechanism (8) is four, four auxiliary fixing mechanism (8) set up respectively in the bottom four corners of structural framework (5).

2. A municipal works temporary pavement apparatus according to claim 1, wherein: the fixing mechanism (6) comprises;

a fixing mechanism housing (61) provided inside the structure frame (5);

the number of the limiting grooves (62) is two, and the two limiting grooves (62) are respectively arranged on the left side and the right side of the bottom end of the inner cavity of the fixing mechanism shell (61) along the front-back direction;

the number of the lead screw nuts (63) is two, the number of the lead screw nuts (63) in each group is two, and the two groups of lead screw nuts (63) are respectively inserted into the front side and the rear side of the inner cavities of the left limiting groove (62) and the right limiting groove (62);

the number of the fixed assemblies (7) is four, and the fixed assemblies (7) are respectively arranged at the bottom ends of the left and right groups of screw nuts (63).

3. A municipal works temporary pavement apparatus according to claim 2, wherein: the fixing mechanism (6) comprises;

the number of the screw rods (64) is two, the screw rods (64) are respectively connected to the left side and the right side of the inner cavity of the fixing mechanism shell (61) in a rotating mode through bearings in the front-back direction, the inner ring of each bearing is in interference fit with the outer wall of each screw rod (64), and the outer ring of each bearing is fixedly connected with the inner wall of the fixing mechanism shell (61). The front side and the rear side of the outer wall of each lead screw (64) are provided with positive and negative threads, and the left and right lead screw nuts (63) are respectively in threaded connection with the front side and the rear side of the outer wall of the left and right lead screw (64);

the number of the first transmission belts (65) is two, and the two first transmission belts (65) are respectively connected to the center positions of the outer walls of the left screw rod (64) and the right screw rod (64) in a key mode;

the rotating shaft (66) is rotatably connected to the center of the inner cavity of the fixing mechanism shell (61) through a bearing along the front-back direction;

the number of the second transmission belts (611) is two, and the two second transmission belts (611) are respectively connected with the front side and the rear side of the outer wall of the rotating shaft (66) in a key mode and are respectively connected with the left first transmission belt (65) and the right first transmission belt (65) in a belt transmission mode.

4. A municipal works temporary pavement apparatus according to claim 1, wherein: the fixing mechanism (6) further comprises;

a worm gear (67) which is connected with the center of the outer wall of the rotating shaft (66) in a key mode;

the rotating handle (68) is rotatably connected to the center of the top end of the fixing mechanism shell (61) through a bearing in the vertical direction, the deceleration strip (4) is sleeved with the top end of the rotating handle (68), and the bottom end of the rotating handle (68) extends into the inner cavity of the fixing mechanism shell (61);

the multi-wire worm (69) is connected to the bottom end of the rotating handle (68) through a screw, and the multi-wire worm (69) is meshed with the worm wheel (67);

CTQ anti-rotation seat (610) sets up the top of fixed establishment shell (61), CTQ anti-rotation seat (610) cup joint with turning handle (68) outer wall mutually.

5. A municipal works temporary pavement apparatus according to claim 1, wherein: the fixing assembly (7) comprises;

a top plate (71) mounted on the bottom end of the screw nut (63);

a fixed seat (72) arranged at the inner side of the bottom end of the top plate (71);

one end of the first connecting seat (73) is rotatably connected to the bottom end of the fixed seat (72) through a pin shaft, and the first connecting seat (73) is V-shaped;

and the rotating rod (74) is rotatably connected to the other end of the first connecting seat (73) through a pin shaft.

6. A municipal works temporary pavement apparatus according to claim 1, wherein: the fixing assembly (7) further comprises;

the slot seat (75) is arranged on the outer side of the bottom end of the fixed seat (72);

the fixed anchor (76) is inserted into the inner cavity of the slot seat (75) along the front-back direction;

one end of the second connecting seat (77) is rotatably connected to a corner of the first connecting seat (73) through a pin shaft, the other end of the second connecting seat (77) is rotatably connected to the inner end of the fixed anchor (76) through a pin shaft, and the second connecting seat (77) is V-shaped.

7. A municipal works temporary pavement apparatus according to claim 1, wherein: the auxiliary fixing mechanism (8) comprises;

the mounting seat (81) is arranged at the bottom end of the structure frame (5);

the fixed seat (82) is rotatably connected to the outer side of the mounting seat (81) through a pin shaft;

the supporting rod (83) is rotatably connected to the outer side of the bottom end of the fixed seat (82) through a pin shaft;

a limiting block (84) which is arranged on the outer side of the mounting seat (81) along the front-back direction;

a sliding groove (85) inserted in the inner cavity of the sliding groove (85),

spacing draw-in groove (86), the quantity of spacing draw-in groove (86) is a plurality of, a plurality of spout (85) clearance is seted up the inner chamber bottom of spout (85), stopper (84) and the inner chamber adaptation joint of spacing draw-in groove (86).

Technical Field

The invention relates to the technical field of municipal engineering, in particular to a temporary pavement device for municipal engineering.

Background

Municipal engineering (municipal engineering) refers to municipal infrastructure construction engineering, in China, municipal infrastructure refers to various buildings, structures, equipment and the like which are arranged in planning and construction ranges of urban areas and towns (villages) and provide paid or uncompensated public products and services for residents based on government responsibilities and obligations, and various public infrastructure constructions matched with urban life belong to the municipal engineering category, such as common urban roads, bridges, subways, underground pipelines, tunnels, river channels, rail transit, sewage treatment, garbage treatment and disposal and other projects, and such as various pipelines closely related to life: rainwater, sewage, feedwater, well water, electric power (the part beyond the red line), telecommunications, heating power, gas etc. and the construction of square, urban afforestation etc. all belong to the municipal works category, and municipal works generally belong to national infrastructure, refer to infrastructure construction such as various public transport facilities, feedwater, drainage, gas, city flood control, sanitation and illumination among the urban construction, be the essential material basis of city existence and development, be the basic condition who improves people's living standard and open to the outside, research and teaching content include: engineering hydrodynamics, water supply and drainage theory, technology and facility, municipal wastewater treatment and recycling, sludge recycling technology, sewage plant management and operation, municipal garbage treatment and recycling technology, garbage leachate treatment technology, clean production, resource recycling, municipal ecological theory, drinking water source micro-pollution purification treatment technology, comprehensive groundwater pollution treatment and the like, water supply and drainage design optimization technology, renewable energy and municipal gas supply and heat supply;

in the prior art, municipal works need lay the steel sheet at the pit body surface and act as temporary road surface for guaranteeing that the road is normally current in the work progress, and this kind of mode is comparatively crude, and the steel sheet lacks fixing device, uses for a long time the back, and the steel sheet can take place the skew, and then leads to taking place danger to the unsettled position in steel sheet center lacks the support, uses for a long time, and the steel sheet produces sunkenly, and then influences temporary road surface quality.

Disclosure of Invention

The invention aims to provide a temporary pavement device for municipal engineering, which at least solves the problems that in the municipal engineering in the prior art, in order to ensure the normal traffic of roads, a steel plate needs to be paved on the surface of a pit body to serve as a temporary pavement, the mode is simple and crude, the steel plate lacks a fixing device, after long-time use, the steel plate can deviate to cause danger, and the suspended part in the center of the steel plate lacks support, so that the steel plate is sunken after long-time use, and the quality of the temporary pavement is influenced.

In order to achieve the purpose, the invention provides the following technical scheme: a municipal works temporary pavement apparatus comprising:

a base plate;

the number of the expansion plates is two, and the two expansion plates are detachably arranged on the front side and the rear side of the base plate;

the number of the inclined plates is two, and the two inclined plates are detachably arranged on the front side and the rear side of the front expansion plate and the rear expansion plate;

the deceleration strip is detachably arranged at the center of the top end of the base plate;

the structure frame is arranged on the inner side of the bottom end of the base plate;

a fixing mechanism mounted on the inner side of the structural frame;

and the auxiliary fixing mechanisms are four in number and four are respectively arranged at four corners of the bottom end of the structural frame.

Preferably, the fixing mechanism comprises; the fixing mechanism comprises a fixing mechanism shell, a limiting groove, a lead screw nut and a fixing assembly; the fixing mechanism shell is arranged on the inner side of the structure frame; the number of the limiting grooves is two, and the two limiting grooves are respectively arranged on the left side and the right side of the bottom end of the inner cavity of the fixing mechanism shell along the front-back direction; the number of the screw nuts is two, the number of the screw nuts in each group is two, and the two screw nuts are respectively inserted into the front side and the rear side of the inner cavities of the left limiting groove and the right limiting groove; the number of the fixed assemblies is four, and the four fixed assemblies are respectively arranged at the bottom ends of the left and right groups of screw nuts.

Preferably, the fixing mechanism comprises; the device comprises a screw rod screw, a first transmission belt, a rotating shaft and a second transmission belt; the number of the screw rod screws is two, the two screw rod screws are respectively connected to the left side and the right side of the inner cavity of the fixing mechanism shell in a rotating mode through bearings along the front-back direction, the inner ring of each bearing is in interference fit with the outer wall of each screw rod screw, and the outer ring of each bearing is fixedly connected with the inner wall of the fixing mechanism shell. The front side and the rear side of the outer wall of the screw rod screw are provided with positive and negative threads, and the left and the right groups of screw rod nuts are respectively in threaded connection with the front side and the rear side of the outer wall of the left and the right screw rod screws; the number of the first transmission belts is two, and the two first transmission belts are respectively in key connection with the center positions of the outer walls of the left screw rod and the right screw rod; the rotating shaft is rotatably connected to the center of the inner cavity of the fixing mechanism shell through a bearing along the front-back direction; the number of the second transmission belts is two, and the second transmission belts are respectively in key connection with the front side and the rear side of the outer wall of the rotating shaft and are respectively in transmission connection with the left first transmission belt and the right first transmission belt through belts.

Preferably, the fixing mechanism further comprises; the device comprises a worm wheel, a rotating handle, a multi-thread worm and a CTQ anti-rotation seat; the worm gear is connected with the central position of the outer wall of the rotating shaft; the rotating handle is rotatably connected to the center of the top end of the fixing mechanism shell through a bearing in the vertical direction, the deceleration strip is sleeved with the top end of the rotating handle, and the bottom end of the rotating handle extends into the inner cavity of the fixing mechanism shell; the multi-thread worm screw is connected to the bottom end of the rotating handle, and the multi-thread worm is meshed with the worm wheel; the CTQ anti-rotation seat is arranged at the top end of the fixing mechanism shell and is sleeved with the outer wall of the rotating handle.

Preferably, the fixing assembly comprises; the device comprises a top plate, a fixed seat, a first connecting seat and a rotating rod; the top plate is arranged at the bottom end of the screw nut; the fixed seat is arranged on the inner side of the bottom end of the top plate; one end of the first connecting seat is rotatably connected to the bottom end of the fixed seat through a pin shaft, and the first connecting seat is V-shaped; the dwang passes through the round pin axle and rotates the other end of connecting at first connecting seat.

Preferably, the fixing assembly further comprises; the socket seat, the fixed anchor and the second connecting seat; the slot seat is arranged at the outer side of the bottom end of the fixed seat; the fixed anchor is inserted into the inner cavity of the slot seat along the front-back direction; one end of the second connecting seat is rotatably connected to the corner of the first connecting seat through a pin shaft, the other end of the second connecting seat is rotatably connected to the inner end of the fixed anchor through a pin shaft, and the second connecting seat is V-shaped.

Preferably, the auxiliary fixing mechanism comprises; the mounting seat, the fixing seat, the supporting rod, the limiting block, the sliding groove and the limiting clamping groove; the mounting seat is arranged at the bottom end of the structural frame; the fixed seat is rotationally connected to the outer side of the mounting seat through a pin shaft; the support rod is rotatably connected to the outer side of the bottom end of the fixed seat through a pin shaft; the limiting block is arranged on the outer side of the mounting seat along the front-back direction; the spout is pegged graft the inner chamber of spout, the quantity of spacing draw-in groove is a plurality of, a plurality of the spout clearance is seted up the inner chamber bottom of spout, the stopper is in the joint with the inner chamber adaptation of spacing draw-in groove.

Compared with the prior art, the invention has the beneficial effects that: this municipal works temporary pavement device:

1. the multi-thread worm is driven to rotate by rotating the rotating handle, the worm wheel drives the rotating shaft to drive the front and the rear second transmission belts to rotate under the action of the rotating force of the multi-thread worm, the first transmission belt drives the screw rod on the corresponding position to rotate under the action of the rotating force of the second transmission belts, and the front and the rear screw rod nuts drive the fixing assembly to move outwards to the designated position under the action of the rotating force of the screw rod;

2. the rotating rod drives the first connecting seat to rotate outwards, so that the rotating joint of the first connecting seat and the fixed seat pin shaft is rotated outwards at the vertex, and the first connecting seat drives the second connecting seat to push the fixing anchor to move outwards, so that the fixing anchor is inserted into the soil layer to be fixed, and the base plate is fixed outside the pit body under the cooperation of the structure frame;

3. the fixing seat is fixed on the inner wall of the pit body, the supporting rod is driven to rotate inwards or outwards by taking the rotating connection position of the supporting rod and the pin shaft of the fixing seat as a vertex, the supporting rod drives the limiting block to move forwards and backwards in the inner cavity of the sliding groove, and the limiting block is clamped and fixed with the inner cavity of the limiting clamping groove in the current position, so that the auxiliary fixing mechanism plays a role in auxiliary supporting and auxiliary fixing for the structure frame;

thereby can act as the temporary road surface in the municipal works work progress, it is fixed more stable firm, avoid taking place the skew after using for a long time, and then lead to taking place danger to carry out the auxiliary stay to the unsettled position of center, avoid long-time use to produce sunken, and then influence temporary road surface quality.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is an exploded view of the securing mechanism of FIG. 2;

FIG. 4 is an exploded view of the securing assembly of FIG. 3;

fig. 5 is an exploded view of the auxiliary securing mechanism of fig. 1.

In the figure: 1. base plate, 2, expansion plate, 3, the swash plate, 4, the deceleration strip, 5, the structure frame, 6, fixed establishment, 61, the fixed establishment shell, 62, the spacing groove, 63, screw nut, 64, screw rod, 65, first drive belt, 66, the pivot, 67, the worm wheel, 68, the turning handle, 69, the multi-thread worm, 610, the CTQ anti-rotation seat, 611, the second drive belt, 7, fixed subassembly, 71, the roof, 72, the fixing base, 73, first connecting seat, 74, the dwang, 75, the socket seat, 76, the anchor, 77, the second connecting seat, 8, supplementary fixed establishment, 81, the mount pad, 82, the fixing base, 83, the bracing piece, 84, the stopper, 85, the spout, 86, spacing draw-in groove.

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. 1-5, the present invention provides a technical solution: a municipal works temporary pavement apparatus comprising: the device comprises a base plate 1, an expansion plate 2, an inclined plate 3, a speed bump 4, a structural frame 5, a fixing mechanism 6 and an auxiliary fixing mechanism 8; the number of the expansion plates 2 is two, the two expansion plates 2 are detachably arranged on the front side and the rear side of the base plate 1, and the expansion plates 2 can be expanded and used in an auxiliary manner according to the size of the pit body and can be connected with each other; the number of the inclined plates 3 is two, and the two inclined plates 3 are detachably arranged on the front side and the rear side of the front expansion plate 2 and the rear expansion plate 2; the deceleration strip 4 is detachably arranged at the center of the top end of the base plate 1, and the deceleration strip 4 plays a role in decelerating and preventing slipping and also plays a role in shielding the CTQ anti-rotation seat 610 and the rotating handle 68; the structure frame 5 is arranged on the inner side of the bottom end of the base plate 1; the fixing mechanism 6 is arranged on the inner side of the structure frame 5; the number of the auxiliary fixing mechanisms 8 is four, and the four auxiliary fixing mechanisms 8 are respectively arranged at four corners of the bottom end of the structural frame 5.

Preferably, the fixing mechanism 6 further comprises; the fixing mechanism comprises a fixing mechanism shell 61, a limiting groove 62, a screw nut 63 and a fixing component 7; the fixing mechanism housing 61 is arranged inside the structure frame 5; the number of the limiting grooves 62 is two, and the two limiting grooves 62 are respectively arranged on the left side and the right side of the bottom end of the inner cavity of the fixing mechanism shell 61 along the front-back direction; the number of the screw nuts 63 is two, the number of each screw nut 63 is two, the two screw nuts 63 are respectively inserted into the front side and the rear side of the inner cavities of the left limiting groove 62 and the right limiting groove 62, and the front screw nut 63 and the rear screw nut 63 move inside and outside the inner cavities of the limiting grooves 62; the number of the fixed assemblies 7 is four, and the four fixed assemblies 7 are respectively installed at the bottom ends of the left and right groups of screw nuts 63.

Preferably, the fixing mechanism 6 further comprises; a screw rod 64, a first transmission belt 65, a rotating shaft 66 and a second transmission belt 611; the number of the screw rods 64 is two, the two screw rods 64 are respectively rotatably connected to the left side and the right side of the inner cavity of the fixing mechanism shell 61 through bearings in the front-back direction, the inner rings of the bearings are in interference fit with the outer walls of the screw rods 64, and the outer rings of the bearings are fixedly connected with the inner wall of the fixing mechanism shell 61. The front side and the rear side of the outer wall of the screw rod 64 are positive and negative threads, the left screw nut 63 and the right screw nut 63 are respectively screwed with the front side and the rear side of the outer wall of the left screw rod 64 and the right screw rod 64, and the front screw nut 63 and the rear screw nut 63 move outwards or inwards under the action of the rotating force of the screw rod 64; the number of the first transmission belts 65 is two, and the two first transmission belts 65 are respectively connected to the center positions of the outer walls of the left and right screw rods 64 in a key mode; the rotating shaft 66 is rotatably connected to the center of the inner cavity of the fixing mechanism casing 61 through a bearing in the front-rear direction; the number of the second transmission belts 611 is two, the two second transmission belts 611 are respectively connected to the front side and the rear side of the outer wall of the rotating shaft 66 in a key manner and are respectively connected with the left first transmission belt 65 and the right first transmission belt 65 in a belt transmission manner, and the first transmission belts 65 rotate clockwise or counterclockwise under the rotating force of the second transmission belts 611.

Preferably, the fixing mechanism 6 further comprises; a worm gear 67, a stem 68, a multi-wire worm 69, and a CTQ anti-rotation mount 610; the worm gear 67 is connected with the central position of the outer wall of the rotating shaft 66 in a key mode; the rotating handle 68 is rotatably connected to the center position of the top end of the fixing mechanism shell 61 through a bearing in the vertical direction, the deceleration strip 4 is sleeved with the top end of the rotating handle 68, and the bottom end of the rotating handle 68 extends into the inner cavity of the fixing mechanism shell 61; the multi-wire worm 69 is in screw connection with the bottom end of the rotating handle 68, the multi-wire worm 69 is meshed with the worm wheel 67, and the worm wheel 67 drives the rotating shaft 66 to rotate clockwise or anticlockwise under the rotating force of the multi-wire worm 69; the CTQ anti-rotation seat 610 is arranged at the top end of the fixing mechanism shell 61, the CTQ anti-rotation seat 610 is sleeved with the outer wall of the rotating handle 68, and the rotating handle 68 can be locked by the CTQ anti-rotation seat 610 to play a role in locking the rotating handle 68.

Preferably, the fixing assembly 7 further comprises; a top plate 71, a fixed seat 72, a first connecting seat 73 and a rotating rod 74; the top plate 71 is mounted at the bottom end of the screw nut 63; the fixed seat 72 is arranged at the inner side of the bottom end of the top plate 71; one end of the first connecting seat 73 is rotatably connected to the bottom end of the fixed seat 72 through a pin shaft, and the first connecting seat 73 is V-shaped; the rotating rod 74 is rotatably connected to the other end of the first connecting seat 73 through a pin, and the pivot connection between the first connecting seat 73 and the fixing seat 72 is outward or inward.

Preferably, the fixing component 7 further comprises; socket holder 75, anchor 76 and second connector holder 77; the slot seat 75 is arranged at the outer side of the bottom end of the fixed seat 72; the fixing anchor 76 is inserted into the inner cavity of the socket 75 in the front-rear direction, and the fixing anchor 76 can move inside and outside the inner cavity of the socket 75; one end of the second connecting seat 77 is rotatably connected to a corner of the first connecting seat 73 by a pin, the other end of the second connecting seat 77 is rotatably connected to an inner end of the fixing anchor 76 by a pin, and the second connecting seat 77 is V-shaped.

Further, as a preferable aspect, the auxiliary fixing mechanism 8 includes; the mounting seat 81, the fixing seat 82, the supporting rod 83, the limiting block 84, the sliding groove 85 and the limiting clamping groove 86; the mounting seat 81 is arranged at the bottom end of the structural frame 5; the fixed seat 82 is rotatably connected to the outer side of the mounting seat 81 through a pin shaft, and the rotating connection position of the fixed seat 82 and the mounting seat 81 through the pin shaft is a vertex which rotates inwards or outwards; the support rod 83 is rotatably connected to the outer side of the bottom end of the fixed seat 82 through a pin shaft, and the support rod 83 rotates inwards or outwards by taking the rotary connection position of the support rod 83 and the fixed seat 82 as a vertex; the limiting block 84 is arranged on the outer side of the mounting seat 81 along the front-back direction; the spout 85 is pegged graft in the inner chamber of spout 85, and the quantity of spacing draw-in groove 86 is a plurality of, and the inner chamber bottom at spout 85 is seted up in the clearance of a plurality of spout 85, and stopper 84 and the inner chamber adaptation joint of spacing draw-in groove 86, stopper 84 can be fixed with spacing draw-in groove 86 inner chamber joint on the current position.

All the electrical components in the present application can be connected with an external adaptive power supply through a wire, and an adaptive external controller should be selected to connect according to specific actual use conditions to meet the control requirements of all the electrical components, and the specific connection mode and the control sequence thereof should be referred to in the following working principle that the electrical components are electrically connected in sequence, the detailed connection means thereof is a known technology in the art and is not described, and the following main description of the working principle and the process specifically works as follows.

Step 1: during installation, a worker places the base plate 1 at the top end of the pit body, after the worker detaches the deceleration strip 4, the worker rotates the rotating handle 68 to enable the rotating handle 68 to drive the multi-thread worm 69 to rotate, due to the meshing of the worm wheel 67 and the multi-thread worm 69, the worm wheel 67 drives the rotating shaft 66 to rotate clockwise under the rotating force of the multi-thread worm 69, further the rotating shaft 66 drives the front and the rear second transmission belts 611 to rotate clockwise, due to the fact that the left and the right first transmission belts 65 are in belt transmission connection with the second transmission belts 611, the first transmission belts 65 are enabled to rotate clockwise under the rotating force of the second transmission belts 611, the left and the right first transmission belts 65 drive the screw rods 64 at corresponding positions to rotate clockwise, due to the fact that threads on the front and the rear sides of the screw rods 64 are positive and negative threads, the front and the rear screw nuts 63 and the rear screw rods 63 are enabled to move outwards under the rotating force of the screw rods 64, further, under the limiting action of the limiting groove 62, the screw nut 63 is prompted to drive the fixing component 7 to move outwards to a specified position;

step 2: the staff inwards rotates dwang 74 in four fixed subassemblies 7 in proper order, make dwang 74 drive first connecting seat 73 and outwards rotate, and then make first connecting seat 73 and fixing base 72 round pin axle rotate the junction and rotate the side to the outside for the summit, and then make first connecting seat 73 promote second connecting seat 77 and outwards move, and make second connecting seat 77 promote fixed anchor 76 and outwards move, and then under slot seat 75's limiting displacement, make fixed anchor 76 insert the inside fixing in soil layer, fix base plate 1 in the external portion of pit under the cooperation of structure frame 5

And step 3: the worker fixes the fixing seat 82 on the inner wall of the pit body, rotates the supporting rod 83, and enables the supporting rod 83 to rotate inwards or outwards by taking the rotating connection position of the pin shaft of the fixing seat 82 as a vertex, so that the supporting rod 83 drives the limiting block 84 to move forwards and backwards in the inner cavity of the sliding groove 85, the limiting block 84 is clamped and fixed with the inner cavity of the limiting clamping groove 86 in the current position, and the supporting rod 83 is fixed, so that the auxiliary fixing mechanism 8 can play a role in auxiliary supporting and auxiliary fixing of the structure 5;

thereby can act as the temporary road surface in the municipal works work progress, it is fixed more stable firm, avoid taking place the skew after using for a long time, and then lead to taking place danger to carry out the auxiliary stay to the unsettled position of center, avoid long-time use to produce sunken, and then influence temporary road surface quality.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.