CN211849262U

CN211849262U - Basement waterproof structure

Info

Publication number: CN211849262U
Application number: CN202020400393.6U
Authority: CN
Inventors: 姚杨钦; 林伟; 林贤杰; 姚晓俊
Original assignee: Guangdong Rongchao Development Co ltd
Current assignee: Guangdong Rongchao Development Co ltd
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2020-11-03
Anticipated expiration: 2030-03-25

Abstract

The utility model relates to a basement waterproof structure, which comprises a waterproof base, wherein the lower end surface of the waterproof base is abutted against the ground, two sides of the waterproof base are connected with side plates, and the bottom surfaces of the side plates and the bottom surface of the waterproof base are coplanar; the side surfaces, far away from each other, of the two groups of side plates are vertically provided with notches which penetrate through the upper end surfaces and the lower end surfaces of the side plates, plugging sliding blocks are hermetically and slidably arranged in the notches, and the two groups of plugging sliding blocks slide towards the directions far away from each other; a through hole penetrates through the bottom of the notch, the axis of the through hole is perpendicular to the plane of the side plate, a first connecting rod is connected in the through hole in a sliding mode, and one end, close to the plugging sliding block, of the first connecting rod is fixedly connected with the plugging sliding block; and a thrust device for pushing the first connecting rod to move relatively is arranged on the back of the waterproof base. By the mode, rainwater on the road is prevented from flowing back into the underground building, the underground building is protected from water, and unnecessary economic loss is reduced.

Description

Basement waterproof structure

Technical Field

The utility model belongs to the technical field of the technique of construction and specifically relates to a waterproof structure of basement is related to.

Background

In the construction of underground buildings, electromechanical parts need to be laid for facilities such as illumination and power traction in the underground buildings, and building waterproofing is an important link. Waterproof design is needed to be carried out at the entrance of underground buildings such as underground shopping malls, underground garages or subways, so that various unnecessary economic losses are caused when rainwater is poured into the underground buildings when water is accumulated on roads.

At present to the waterproof of the entry position of this type of underground building, for avoiding road ponding to the inside backward flow of underground building, build the sand bag in order to form the manger plate wall body in the entry position more, the sign indicating number height of sand bag one deck, the sand bag carries out the separation with ponding on the road, avoids the ponding of road directly to gush into underground building inside.

The above prior art solutions have the following drawbacks: the sand bags are independent individuals, and gaps between the sand bags are unavoidable, so that accumulated water on the road easily seeps through the gaps between the sand bags to enter the underground building, the overall waterproof effect of the waterproof wall built by the sand bags is poor, and an improved space exists.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a basement waterproof construction, carried out the shutoff to the entry of basement, avoided road ponding to flow into the basement backward.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a waterproof structure of basement which characterized in that: the waterproof base is in a plate shape, two sides of the waterproof base are connected with side plates, and the bottom surfaces of the side plates and the waterproof base are coplanar; the side surfaces, far away from each other, of the two groups of side plates are vertically provided with notches which penetrate through the upper end surfaces and the lower end surfaces of the side plates, plugging sliding blocks are hermetically and slidably arranged in the notches, and the two groups of plugging sliding blocks slide towards the directions far away from each other; a through hole penetrates through the bottom of the notch, the axis of the through hole is perpendicular to the plane of the side plate, a first connecting rod is connected in the through hole in a sliding mode, and one end, close to the plugging sliding block, of the first connecting rod is fixedly connected with the plugging sliding block; and a thrust device for pushing the first connecting rod to move relatively is arranged on the back of the waterproof base.

By adopting the technical scheme, the waterproof base is in a plate shape, the two ends of the waterproof plate base are connected with the side plates, and the bottom surfaces of the side plates and the bottom surface of the waterproof base are coplanar, so that the integrity of the waterproof base and the side plates on the two sides is improved, the fitting degree of the waterproof structure and the ground is improved, and rainwater is prevented from permeating into the underground building from the bottom of the device; the two sides of the side plate, which are close to the wall body, are provided with notches running through the upper end surface and the lower end surface of the side plate, the inside of each notch is hermetically provided with a plugging sliding block, and the plugging sliding blocks hermetically slide inside the notches of the side plates, so that when the plugging sliding blocks are close to the wall body, rainwater is prevented from leaking from the inside of a gap between the plugging sliding blocks and the side walls of the notches, and the sealing performance of the waterproof structure is improved; sliding connection has first connecting rod in the through-hole of seting up on the curb plate, the one end and the shutoff slider fixed connection of first connecting rod, the other end of first connecting rod articulates there is the second connecting rod, the second connecting rod is under the promotion of the thrust device at the waterproof base back, the direction motion of the shutoff slider to keeping away from each other of messenger's both sides, two sets of shutoff sliders are close to and constantly support tightly to the wall of the both sides of underground building entry, cut off underground building's inside and road ponding, it is inside to have prevented that road ponding from pouring into underground building, the effect of water protection has been played underground building, unnecessary economic loss has been reduced.

The present invention may be further configured in a preferred embodiment as: one end of the first connecting rod, which is far away from the side plate, extends out of the through hole, is far away from the orifice of the side plate, and is hinged with a second connecting rod; the thrust device comprises a first positioning plate and a second positioning plate which are fixed with the back surface of the waterproof base, a lead screw is vertically fixed between the first positioning plate and the second positioning plate, a lantern ring is sleeved on the lead screw, and the peripheral surface of the second connecting rod, which is just opposite to two sides of the lantern ring, is hinged with each second connecting rod respectively; the upper end and the lower end of the lantern ring are respectively provided with a first fastening nut and a second fastening nut, and the first fastening nut and the second fastening nut are in threaded connection with the lead screw; the lower end face of the first fastening nut is tightly abutted with the upper end face of the lantern ring, and the upper end face of the second fastening nut is tightly abutted with the lower end face of the lantern ring.

By adopting the technical scheme, the thrust device is arranged on the back of the waterproof base, so that the parts are prevented from being corroded due to contact between accumulated water on the road and the parts of the thrust device; the first positioning plate and the second positioning plate respectively clamp and position the upper end and the lower end of the screw rod, so that the screw rod is kept in a vertical state; the lantern ring sleeved on the lead screw is hinged with second connecting rods on two sides, the upper and lower lead screw positions of the lantern ring are in threaded connection with a first fastening nut and a second fastening nut, the lantern ring moves up and down along the lead screw by means of rotating the first fastening nut and the second fastening nut on the upper and lower ends of the lantern ring through a wrench, the up-and-down movement of the lantern ring pulls the second connecting rods on the two sides to move, the second connecting rod is hinged with the first connecting rod, the movement of the second connecting rod causes the first connecting rod to move in the horizontal direction, so that the plug fixed with the first connecting rod is pushed to slide to move, when the plug sliding blocks on the two sides are abutted against a wall body, the second fastening nut is fixed, the first fastening nut is screwed, and the first fastening nut and the second fastening nut clamp the lantern ring to position the; the thrust device realizes the movement of the plugging slide block in the notch, so that the plugging slide block is abutted to the wall bodies on two sides, the plugging slide block plugs the gap between the wall body and the side plate, the separation of accumulated water on the road is realized, and the whole thrust device is simple and convenient to operate; the clamping effect of the first fastening nut and the second fastening nut on the upper portion and the lower portion of the lantern ring on the lantern ring is outstanding, and the stability of the plugging sliding blocks on the two sides is improved.

The present invention may be further configured in a preferred embodiment as: a limiting ring is fixed to the through hole close to the hole opening of the side plate, and the limiting ring slides in a sliding and sealing manner with the first connecting rod; the outer peripheral surface of the first connecting rod is fixedly sleeved with a butting ring, and the outer peripheral surface of the butting ring is in sliding connection with the hole wall of the through hole; and a spring is sleeved on the outer peripheral surface of the first connecting rod between the abutting ring and the limiting ring.

By adopting the technical scheme, the limiting ring is fixed at the hole opening of the through hole close to the side plate, the abutting ring is arranged on the peripheral surface of the first connecting rod, the spring is sleeved on the peripheral surface of the first connecting rod between the limiting ring and the abutting ring, when the thrust device pushes the first connecting rod to move towards the wall bodies at two sides through the second connecting rod, the spring is compressed, and the spring has elastic potential energy due to elastic deformation; after the thrust device cancels the thrust of the first connecting rod, the spring which is abutted between the abutting ring and the limiting ring enables the first connecting rod to move towards one side close to the screw rod due to the accumulated elastic potential energy, so that the plugging sliding block is accommodated in the groove opening, the space size of the waterproof device is further compressed, and the waterproof device is convenient to store, transport and place.

The present invention may be further configured in a preferred embodiment as: the distance between the abutting ring and the plugging sliding block is smaller than the groove depth of the notch.

By adopting the technical scheme, the distance between the abutting ring and the plugging slider is smaller than the depth of a notch formed in the side plate, the depth of the notch represents the displacement space of the plugging slider in the horizontal direction, the plugging slider always slides in a sealing manner with the notch, the abutting ring forms a limit for the horizontal movement of the first connecting rod in the through hole, when the plugging slider moves towards the wall, the plugging slider pulls the first connecting rod to move towards the wall, and meanwhile, the abutting ring slides in the through hole and continuously approaches to the limiting ring at the orifice position of the through hole; when the shutoff slider will break away from the notch, butt ring compression spring and spacing ring butt form spacingly, have avoided the shutoff slider to break away from the notch, have guaranteed the shutoff slider all the time with the sealed slip of notch, have promoted whole watertight fittings's seal.

The present invention may be further configured in a preferred embodiment as: and rubber layers are fixed on the sides of the two groups of the plugging sliding blocks, which are far away from each other.

Through adopting above-mentioned technical scheme, the rubber layer is fixed on the vertical terminal surface that the shutoff slider is close to the wall body, and when the shutoff slider was close to the wall body, rubber earlier with the wall body butt, the rubber layer takes place elastic deformation under the pressure effect of shutoff slider, and the rubber layer is filled the gap between shutoff slider and the wall body wall, has promoted the seal between this watertight fittings and the wall body, has reduced road ponding and has got into underground construction through the gap between shutoff slider and the wall body.

The present invention may be further configured in a preferred embodiment as: the waterproof base and the positions, abutted to the ground, of the side plates on the two sides of the waterproof base are coated with waterproof layers for plugging gaps between the waterproof base and the side plates on the two sides and the ground.

By adopting the technical scheme, the acrylic waterproof layers are coated at the abutted positions between the waterproof base and the side plates and the ground, the waterproof film formed after the acrylic waterproof coating is cured has certain extensibility, elastoplasticity, crack resistance, impermeability and weather resistance, and good temperature adaptability, the acrylic waterproof layers fill the gaps between the waterproof base and the side plates and the ground, and the waterproof layers form separation on road ponding, can play waterproof, seepage-proofing and protecting roles, and improve the airtightness between the waterproof structure and the ground.

The present invention may be further configured in a preferred embodiment as: two groups of L-shaped handles are fixed on the upper end face of each side plate, the vertical section of each handle is perpendicular to the upper end face of each side plate, and the horizontal section of each handle is parallel to the upper end face of each side plate and extends to one side far away from the notch; the surface of the handle is provided with anti-skid grains.

Through adopting above-mentioned technical scheme, at the up end fixed handle of curb plate, this waterproof construction of relevant personnel's transport of being convenient for is set up to the handle, and the setting up of anti-skidding line has increased the frictional force when gripping the handle, and the handle is difficult to be followed the hand landing, has promoted waterproof construction's security.

The present invention may be further configured in a preferred embodiment as: a counter bore is formed in the ground, the bottom end of the lead screw penetrates through the second positioning plate and is coaxially fixed with a shaft body, and the shaft body is inserted into the counter bore.

Through adopting above-mentioned technical scheme, the counter bore is seted up on ground, and inside the counter bore was gone into in the fixed axis body grafting of lead screw lower extreme, the setting of counter bore had played spacing effect to the lead screw, and when road ponding water level was too high, ponding produced thrust to waterproof construction on the horizontal direction, and inside the counter bore was gone into in the lower extreme grafting of lead screw, the lead screw supported waterproof base, made this waterproof construction's stability obtain promoting.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the waterproof structure comprises a waterproof base, side plates, a first connecting rod, a second connecting rod, a rubber layer and a sealing block, wherein the two ends of the waterproof base are fixedly connected with the side plates, notches penetrating through the upper end surface and the lower end surface are formed in the side plates, the sealing block slides in the notches in a sealing manner, the rubber layer is fixed on the vertical end surface, close to a wall body, of the sealing block, when a first fastening nut and a second fastening nut on a lead screw are screwed to enable a lantern ring to move in the vertical direction, the second connecting rod hinged with the lantern ring pushes the first connecting rod to move along a through hole in the side plates, the first connecting rod is fixedly connected with the sealing block and further pushes the sealing block to move towards the wall body, the rubber layer on the sealing block is;

2. a limiting ring is fixed on a through hole formed in the side plate and close to an orifice of the blocking slide block, a butting ring is fixedly sleeved on the outer peripheral surface of the first connecting rod, and a spring is sleeved on the outer peripheral surface of the first connecting rod between the butting ring and the limiting ring; under the action of a thrust device, when the first connecting rod moves to one side of the wall body, the spring is pressed to accumulate elastic potential energy, when the waterproof structure finishes a waterproof task and needs to be removed, the spring pushes the abutting ring to move towards one side far away from the wall body under the action of the elastic potential energy of the spring, the first connecting rod pulls the plugging sliding block to be accommodated into the notch on the side plate, the notch plays a role in protecting the plugging sliding block, and the plugging sliding block is accommodated into the notch, so that the size of the waterproof structure is reduced, and the storage, the transportation and the arrangement are convenient;

3. the absolute level is difficult to guarantee on ground, consequently can have the gap between ground and the lower terminal surface of waterproof construction, and road ponding easily permeates underground building from this gap, at waterproof base and curb plate and the position coating acrylic acid waterproof layer of ground butt, the setting of waterproof layer is filled waterproof base and the gap between curb plate and the ground, has promoted waterproof construction's leakproofness, has improved waterproof, the ability of preventing seepage.

Drawings

FIG. 1 is a schematic view of the present embodiment and a wall;

FIG. 2 is a schematic structural diagram of the present embodiment;

FIG. 3 is a schematic structural diagram of another perspective of the wall according to the present embodiment;

fig. 4 is a partial sectional view of the side plate of the present embodiment;

FIG. 5 is an enlarged schematic view at A in FIG. 4;

FIG. 6 is an enlarged schematic view at B in FIG. 4;

fig. 7 is an enlarged schematic view at C in fig. 4.

In the figure, 1, a waterproof base; 11. a first positioning plate; 12. a second positioning plate; 13. a lead screw; 131. a collar; 132. a first fastening nut; 133. a second fastening nut; 14. a shaft body; 15. waterproof sealant; 2. a side plate; 21. a handle; 22. a notch 22; 23. plugging the sliding block; 231. a rubber layer; 24. a through hole; 25. a first link; 251. a butting ring; 252. a limiting ring; 253. a spring; 26. a second link; 3. a ground surface; 31. a counter bore; 4. a wall body.

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 a waterproof structure of basement, waterproof base 1 is platelike, and waterproof base 1 sets up with ground 3 is perpendicular, waterproof base 1's lower terminal surface and 3 butts on ground. The side of the waterproof base 1 facing the water coming from the road is the front side of the waterproof base, and the side of the waterproof base 1 deviating from the water coming from the road is the back side of the waterproof base; the both ends that deviate from each other of 1 length direction of waterproof base are fixed with curb plate 2 such as height with waterproof base 1, and curb plate 2 is the cuboid, and the plane at curb plate 2 place is perpendicular with the plane at waterproof base 1 place, and the bottom surface of curb plate 2 and the bottom surface coplane of waterproof base 1, the plane at the 2 places of curb plate of both sides equal perpendicular to the plane at waterproof base 1 place, and curb plate 2 and waterproof base 1 of both sides form the structure of similar channel-section steel.

The end faces of the two groups of side plates 2, which are deviated from each other, are provided with notches 22, the notches 22 penetrate through the upper end face and the lower end face of the side plates 2, a plugging sliding block 23 is hermetically and slidably arranged in each notch 22, the plugging sliding block 23 is cuboid, the height of the plugging sliding block 23 is the same as that of the side plates 2, the lower end face of the plugging sliding block 23 is coplanar with the bottom face of the side plates 2, and the lower end face of the plugging sliding block 23 is abutted to the; the end faces of the two groups of plugging sliders 23, which are deviated from each other, are fixedly provided with rubber layers 231, and the rubber layers 231 are abutted against the wall 4; two groups of handles 21 are fixed on the upper end face of each side plate 2, the handles 21 are L-shaped, the vertical sections of the handles 21 are vertically fixed with the upper end face of the side plate 2, the horizontal sections of the handles 21 are parallel to the plane where the upper end face of the side plate 2 is located, and the horizontal sections of the handles 21 extend to one side far away from the notch 22. The lower end of the waterproof base 1 abutting against the ground 3 and the lower end of the side plate 2 abutting against the ground 3 are coated with acrylic waterproof paint.

Referring to fig. 3, a first positioning plate 11 and a second positioning plate 12 are respectively fixed at the upper end and the lower end of a vertical symmetrical surface of the back surface of the waterproof base 1, the first positioning plate 11 and the second positioning plate 12 are both cuboids, and the second positioning plate 12 is located vertically below the first positioning plate 11; the plane of the first positioning plate 11 and the plane of the second positioning plate 12 are both vertical to the plane of the back of the waterproof base 1; a screw 13 is fixed between the bottom surface of the first positioning plate 11 and the top surface of the second positioning plate 12; the axis of the lead screw 13 is parallel to the plane of the back surface of the waterproof base 1, and the axis of the lead screw 13 is located on the vertical symmetry plane of the waterproof base 1.

Referring to fig. 4 and 5, through holes 24 are formed in the end faces, close to each other, of the side plates 2, the axes of the two groups of through holes 24 are collinear and perpendicular to the side plates 2, the axes of the through holes 24 are perpendicular to and coplanar with the axis of the lead screw 13, and the through holes 24 are communicated with the notches 22; a first connecting rod 25 is connected inside the through hole 24 in a sliding manner, and the first connecting rod 25 is a cylinder; the two ends of the first connecting rod 25 extend out of the orifices at the two ends of the through hole 24, one end of each first connecting rod 25, which is positioned at the notch 22, is fixedly connected with the end surface of each plugging slider 23, which is close to the bottom of the notch 22, and the axis of the first connecting rod 25 is perpendicular to the end surface of the plugging slider 23; the orifice that through-hole 24 and notch 22 lead to is fixed with spacing ring 252, the inner peripheral surface of spacing ring 252 and the sealed slip of the outer peripheral face of first connecting rod 25, the butt ring 251 has been cup jointed on the first connecting rod 25, the distance of butt ring 251 and shutoff slider 23 is less than the groove depth of notch 22, when first connecting rod 25 promoted shutoff slider 23 motion messenger butt ring 251 compression spring 253 and spacing ring 252 butt, shutoff slider 23 can not the roll-off notch 22 of roll-off, guaranteed that shutoff slider 23 all the time slides with notch 22 is sealed. The outer peripheral surface of the abutting ring 251 abuts against the hole wall of the through hole 24, the first connecting rod 25 is sleeved with a spring 253 on the outer peripheral surface between the abutting ring 251 and the limiting ring 252, and two ends of the spring 253 abut against the abutting ring 251 and the limiting ring 252 respectively; one end of the first connecting rod 25, which is far away from the blocking slide block 23, extends out of the through hole 24 and is hinged with a second connecting rod 26, the second connecting rod 26 is in a cylindrical shape, and the axis of the second connecting rod 26 is coplanar with the axis of the through hole 24.

Referring to fig. 4 and 6, a collar 131 is sleeved on the lead screw 13, the collar 131 is sleeved on the lead screw 13 and moves up and down along the outer circumferential surface of the lead screw 13, a first fastening nut 132 is connected to the lead screw 13 at the upper end of the collar 131 in a threaded manner, and the lower end surface of the first fastening nut 132 is abutted to the upper end surface of the collar 131; a second fastening nut 133 is screwed to the screw 13 at the lower end of the collar 131, and the upper end surface of the second fastening nut 133 abuts against the lower end surface of the collar 131. The outer peripheral surface of the collar 131 is hinged with the second connecting rods 26, and the axes of the two second connecting rods 26 and the axis of the lead screw 13 are coplanar. The collar 131 is clamped in place by first and

second clamp nuts

132 and 133.

Referring to fig. 4 and 7, a shaft body 14 is coaxially fixed on the lower end of the screw 13 passing through the second positioning plate 12, a counter bore 31 is formed in the ground 3 at the vertical lower end of the screw 13, the diameter of the counter bore 31 is the same as the radial size of the shaft body 14, and the shaft body 14 is inserted into the counter bore 31.

The implementation principle of the embodiment is as follows:

when the basement waterproof structure is erected at the entrance of the basement, a worker holds the handles 21 of the upper end surfaces of the side plates 2 at the two ends of the waterproof base 1 to lift the waterproof structure to the entrance position of the basement, and the lower end surface of the waterproof base 1 is abutted to the ground 3. And inserting the shaft body 14 at the lower end of the screw rod 13 into the counter bore 31 on the ground 3, so that the waterproof structure is positioned with the ground 3.

The first fastening nut 132 and the second fastening nut 133 on the lead screw 13 are screwed by a wrench, the second fastening nut 133 at the lower end of the collar 131 is firstly rotated downwards along the lead screw 13, the first fastening nut 132 is rotated, the lower end face of the first fastening nut 132 is abutted with the upper end face of the collar 131, the collar 131 moves downwards along the lead screw 13, the second connecting rod 26 hinged with the collar 131 moves towards two sides, the second connecting rod 26 pushes the first connecting rod 25 to move towards the wall 4 at two sides, the spring 253 between the abutting ring 251 and the limiting ring 252 of the first connecting rod 25 is pressed to accumulate elastic potential energy, the first connecting rod 25 pushes the plugging slider 23 to abut against the wall 4, the rubber layer 231 on the plugging slider 23 abuts against the wall 4, and the rubber layer 231 fills the gap between the plugging slider 23 and the wall 4. When the first fastening nut 132 is rotated to enable the plugging slider 23 to abut against the wall 4 and enable the rubber layer 231 to abut against the wall 4 tightly, the second fastening nut 133 is turned reversely by a wrench, the second fastening nut 133 moves upwards along the lead screw 13, the upper end face of the second fastening nut 133 abuts against the lower end face of the collar 131 tightly, and the collar 131 is fixed to a certain position height of the lead screw 13 by the first fastening nut 132 and the second fastening nut 133.

After the waterproof base 1 and the side plate 2 are positioned, acrylic waterproof paint is coated on the bottom ends of the waterproof base 1 and the side plate 2, which are abutted against the ground 3, and a waterproof layer formed after curing fills and blocks gaps between the waterproof base 1 and the side plate 2 and the ground 3. Treat this waterproof construction and accomplish when the separation to road ponding needs to be demolishd, with the help of the first fastening nut 132 of spanner pine, lantern ring 131 is relieved spacingly on lead screw 13, second connecting rod 26 moves to the vertical plane of symmetry at the waterproof base 1 back, the spring 253 that first connecting rod 25 cup jointed on the outer peripheral face between butt ring 251 and spacing ring 252 is under the effect of the elastic potential energy of self accumulation, make first connecting rod 25 to the one side motion of keeping away from notch 22, first connecting rod 25 stimulates shutoff slider 23 and accomodates to notch 22 on curb plate 2 is inside, make two sets of shutoff sliders 23 accomodate notch 22 on curb plate 2 completely inside, clear away the acrylic acid waterproof layer at last, accomplish this waterproof construction's dismouting. The worker holds the handle 21 and lifts the waterproof structure off the entrance of the basement.

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 a waterproof structure of basement which characterized in that: the waterproof structure comprises a waterproof base (1) with the lower end surface abutted against the ground (3), wherein the waterproof base (1) is plate-shaped, two sides of the waterproof base (1) are connected with side plates (2), and the bottom surfaces of the side plates (2) are coplanar with the bottom surface of the waterproof base (1); notches (22) penetrating through the upper end face and the lower end face of each side plate (2) are vertically formed in the side faces, far away from each other, of the two groups of side plates (2), plugging sliders (23) are hermetically slid in the notches (22), and the two groups of plugging sliders (23) slide in the directions far away from each other; a through hole (24) penetrates through the bottom of the notch (22), the axis of the through hole (24) is perpendicular to the plane where the side plate (2) is located, a first connecting rod (25) is connected in the through hole (24) in a sliding mode, and one end, close to the plugging sliding block (23), of the first connecting rod (25) is fixedly connected with the plugging sliding block (23); and a thrust device for pushing the first connecting rod (25) to move relatively is arranged on the back of the waterproof base (1).

2. The basement waterproofing structure according to claim 1, wherein: one end of the first connecting rod (25) far away from the side plate (2) extends out of the through hole (24) and is far away from the orifice of the side plate (2) and is hinged with a second connecting rod (26); the thrust device comprises a first positioning plate (11) and a second positioning plate (12) which are fixed on the back surface of the waterproof base (1), a lead screw (13) is vertically fixed between the first positioning plate (11) and the second positioning plate (12), a sleeve ring (131) is sleeved on the lead screw (13), and the outer peripheral surface of the second connecting rod (26), which is opposite to two sides of the sleeve ring (131), is hinged with each second connecting rod (26); the upper end and the lower end of the lantern ring (131) are respectively provided with a first fastening nut (132) and a second fastening nut (133), and the first fastening nut (132) and the second fastening nut (133) are in threaded connection with the lead screw (13); the lower end face of the first fastening nut (132) abuts against the upper end face of the lantern ring (131), and the upper end face of the second fastening nut (133) abuts against the lower end face of the lantern ring (131).

3. The basement waterproofing structure according to claim 2, wherein: a limiting ring (252) is fixed to the through hole (24) close to the hole opening of the side plate (2), and the limiting ring (252) and the first connecting rod (25) slide in a sealing mode; the outer peripheral surface of the first connecting rod (25) is fixedly sleeved with a butting ring (251), and the outer peripheral surface of the butting ring (251) is in sliding connection with the hole wall of the through hole (24); and a spring (253) is sleeved on the outer peripheral surface of the first connecting rod (25) between the abutting ring (251) and the limiting ring (252).

4. The basement waterproofing structure according to claim 3, wherein: the distance between the abutting ring (251) and the blocking slide block (23) is smaller than the groove depth of the notch (22).

5. The basement waterproofing structure according to claim 1, wherein: and rubber layers (231) are fixed on the side surfaces of the two groups of the plugging sliders (23) which are far away from each other.

6. The basement waterproofing structure according to claim 1, wherein: the waterproof base (1) and the positions, abutted against the ground (3), of the side plates (2) on the two sides of the waterproof base (1) are coated with waterproof layers for plugging gaps between the side plates (2) and the ground (3) on the two sides of the waterproof base (1).

7. The basement waterproofing structure according to claim 1, wherein: two groups of L-shaped handles (21) are fixed on the upper end face of each side plate (2), the vertical section of each handle (21) is perpendicular to the upper end face of the side plate (2), and the horizontal section of each handle (21) is parallel to the upper end face of the side plate (2) and extends to one side far away from the notch (22); the surface of the handle (21) is provided with anti-skid grains.

8. The basement waterproofing structure according to claim 2, wherein: a counter bore (31) is formed in the ground (3), the bottom end of the lead screw (13) penetrates through the second positioning plate (12) and is coaxially fixed with a shaft body (14), and the shaft body (14) is inserted into the counter bore (31).