CN115663717A

CN115663717A - Embedded sleeve for urban construction electrical engineering and construction method thereof

Info

Publication number: CN115663717A
Application number: CN202211263040.6A
Authority: CN
Inventors: 宋昊泽; 张洪; 司满想
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-01-31

Abstract

The utility model belongs to the technical field of the technique of urban construction electrical engineering and specifically relates to a buried sleeve for urban construction electrical engineering and construction method thereof, including the buried sleeve body, the cover is equipped with the protecting tube on the buried sleeve body in advance, be provided with clamping device in the protecting tube, clamping device is including being used for fixing the centre gripping and a plurality of grip blocks that loosen to the buried sleeve body, being used for promoting the promotion subassembly of grip block motion and being used for driving the drive assembly that promotes the subassembly motion, drive assembly and promotion subassembly all set up on the protecting tube. This application has the effect that can promote the installation between buried sleeve pipe and the protective tube and the convenience of dismantling.

Description

Embedded sleeve for urban construction electrical engineering and construction method thereof

Technical Field

The application relates to the technical field of urban construction electrical engineering, in particular to an embedded sleeve for urban construction electrical engineering and a construction method thereof.

Background

At present, electrical engineering for urban construction generally refers to power supply and power utilization engineering of urban construction sites (such as processing plants, enterprises, residences and other facilities), wherein embedded sleeves are the most commonly used accessories for power supply cable installation, the embedded sleeves are holes reserved for pipes to penetrate through brick walls, concrete beams, concrete walls and other members, the embedded sleeves are suitable for parts requiring tight water resistance when the pipes penetrate through walls, such as electrical engineering, civil air defense, underground engineering, chemical engineering, steel, tap water, sewage treatment and the like, and the pipe diameters of the embedded sleeves are two specifications larger than those of the pipes penetrating through the members.

Current urban construction electrical engineering can be fixed the welding protective pipe on buried sleeve usually in the work progress, in the hole of reserving is installed to buried sleeve that will install the protective pipe after that to penetrate the buried sleeve with the cable intraductally.

In view of the above-mentioned related art, the inventor believes that there is a defect that the installation and the disassembly between the embedded casing and the protective pipe are inconvenient.

Disclosure of Invention

In order to improve the convenience of installation and disassembly between the embedded sleeve and the protective pipe, the application provides the embedded sleeve for the urban construction electrical engineering and the construction method thereof.

In a first aspect, the application provides an embedded casing for urban construction electrical engineering, which adopts the following technical scheme:

the utility model provides a buried sleeve for urban construction electrical engineering, includes the buried sleeve body in advance, the cover is equipped with the protecting tube on the buried sleeve body in advance, be provided with clamping device in the protecting tube, clamping device is including being used for fixing the centre gripping and a plurality of grip blocks that loosen to the buried sleeve body, being used for promoting the promotion subassembly of grip block motion and being used for driving the drive assembly who promotes the subassembly motion, drive assembly and promotion subassembly all set up on the protecting tube.

Through adopting above-mentioned technical scheme, through clamping device's setting, start drive assembly, can drive a plurality of grip blocks through promoting the subassembly and carry out the fixed centre gripping to the buried sleeve body in advance, can realize the installation between protecting tube and the buried sleeve body in advance, start drive assembly, can drive a plurality of grip blocks through promoting the subassembly and no longer carry out the fixed centre gripping to the buried sleeve body in advance, realize the dismantlement between protecting tube and the buried sleeve body in advance, can promote the installation between buried sleeve and the protecting tube and the convenience of dismantling.

Optionally, the pushing assembly comprises a rotating ring which is in rotating fit with the inside of the protective pipe and a rack which is in sliding fit with the inside of the protective pipe along the radial direction of the protective pipe, a plane thread is arranged on the side face of the rotating ring, the rack is meshed with the plane thread, and the rack is connected with the clamping plate.

Through adopting above-mentioned technical scheme, rotate the swivel, can drive the rack and slide to drive the grip block and slide on the direction that is close to or keeps away from the buried sleeve body, when the grip block slides on the direction that is close to the buried sleeve body, can realize the fixed centre gripping to the buried sleeve body, when the grip block slides on the direction of keeping away from the buried sleeve body, can realize loosening to the buried sleeve body.

Optionally, the driving assembly includes a rotating rod rotatably fitted on the protection tube and a gear mounted on the rotating rod, and one end of the rotating ring close to the gear is provided with teeth engaged with the gear.

Through adopting above-mentioned technical scheme, rotate the bull stick, can drive gear revolve, and then drive the swivel and rotate the simple operation.

Optionally, a limiting device is arranged on the protective tube, the limiting device comprises a mounting sleeve mounted on the protective tube, a ratchet wheel and a pawl mounted on the rotating rod, one end of the pawl is rotatably matched in the mounting sleeve, and the other end of the pawl is used for clamping the ratchet wheel in an abutting mode.

By adopting the technical scheme, through the setting of stop device, after the pawl butt on the ratchet, the ratchet can't rotate, and then make the bull stick can't rotate, can reduce the bull stick and take place to rotate when not needing to rotate, cause the clamping plate to the emergence of the insecure phenomenon of the fixed centre gripping of buried sleeve body.

Optionally, a rotating shaft is arranged in the middle of the pawl, the rotating shaft is in running fit with the mounting sleeve, and one end of the pawl, which is close to the ratchet wheel, is abutted with an elastic sheet for pushing the pawl to abut against the ratchet wheel.

Through adopting above-mentioned technical scheme, through the setting of flexure strip, can promote the one end of pawl, make the butt between pawl and the ratchet more stable.

Optionally, one end of the pawl far away from the ratchet wheel is abutted with a pushing rod for pushing the pawl far away from the ratchet wheel.

Through adopting above-mentioned technical scheme, through the setting of catch bar, promote the catch bar, can promote the pawl, and then make the pawl rotate, the pawl is kept away from behind the ratchet, can realize the rotation of bull stick.

Optionally, a supporting tube is arranged on the protecting tube, the diameter of the supporting tube is larger than that of the protecting tube, and the outer peripheral surface of the supporting tube abuts against the inner wall of the hole.

Through adopting above-mentioned technical scheme, wear to establish the stay tube in the hole, can realize the protection to the protecting tube, reduce the radial effort of hole and directly apply to the protecting tube on, cause the emergence of the phenomenon that the protecting tube can take place to warp and shift.

Optionally, the support tube includes a support portion abutting against the inner wall of the hole and a mounting portion disposed on the support portion and connected to a side surface of the hole.

By adopting the technical scheme, the supporting part is arranged in the hole in a penetrating manner, and the mounting part is mounted on the side surface of the hole, so that the mounting of the supporting tube and the hole is more stable.

Optionally, the both ends of protecting tube all are provided with mounting panel one, be provided with mounting panel two on the supporting part, be provided with the retaining member on the mounting panel one, mounting panel one and mounting panel two pass through the fixed locking of retaining member.

Through adopting above-mentioned technical scheme, can fix the locking with mounting panel one and mounting panel two through the retaining member, and then install the protective tube in the hole after, install the stay tube in the hole after that to be connected stay tube and protective tube, realize the stay tube to the support of protective tube.

In a second aspect, a method for constructing an embedded casing for electrical engineering of urban construction, which utilizes the embedded casing for electrical engineering of urban construction, includes the following steps:

reserving holes: reserving a hole at the position of the embedded sleeve body to be installed, wherein the diameter of the hole is matched with the outer diameter of the protective pipe;

installing the embedded sleeve body: the embedded sleeve body is arranged in the protective tube in a penetrating mode, and the driving assembly is operated to drive the clamping plate to fixedly clamp the embedded sleeve body through the pushing assembly;

mounting a protective pipe: and (4) installing the protective pipe into the reserved hole, and completing the construction operation of the protective pipe and the embedded sleeve body.

Through adopting above-mentioned technical scheme, penetrate the buried sleeve body in the protective tube back, the drive assembly is operated, drives the grip block through the promotion subassembly and to the fixed centre gripping of buried sleeve body, can realize being connected between protective tube and the buried sleeve body, drives the grip block through the promotion subassembly and no longer to the fixed centre gripping of buried sleeve body, can be the dismantlement of realization protective tube between the body of buried sleeve, can promote the installation between buried sleeve and the protective tube and the convenience of dismantling.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through clamping device's setting, start drive assembly, can drive a plurality of grip blocks through the promotion subassembly and carry out the fixed centre gripping to the buried sleeve body in advance, can realize the installation between protecting tube and the buried sleeve body in advance, start drive assembly, can drive a plurality of grip blocks through the promotion subassembly and no longer fix the centre gripping to the buried sleeve body in advance, realize the dismantlement between protecting tube and the buried sleeve body in advance, can promote the installation between buried sleeve and the protecting tube and the convenience of dismantling.

Drawings

FIG. 1 is a schematic overall structure of the present application;

FIG. 2 is a partial cross-sectional view showing the connection relationship of the guard tube and the clamping device;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an enlarged view of a portion of FIG. 2 at B;

fig. 5 is a partially enlarged view at C in fig. 2.

Description of reference numerals: 1. pre-burying a sleeve body; 2. a protective tube; 21. a first mounting plate; 3. a clamping device; 31. a clamping plate; 32. a pushing assembly; 321. rotating the ring; 322. a rack; 33. a drive assembly; 331. a rotating rod; 332. a gear; 4. a limiting device; 41. installing a sleeve; 42. a ratchet wheel; 43. a pawl; 44. a rotating shaft; 5. an elastic sheet; 6. a push rod; 61. a limiting sheet; 7. supporting a tube; 71. a support portion; 72. an installation part; 8. a second mounting plate; 9. a locking member; 10. a buffer tube; 11. a buffer plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a buried sleeve for urban construction electrical engineering. Referring to fig. 1 and 2, including buried sleeve body 1, buried sleeve body 1 is used for wearing to establish the cable, and the cover is equipped with protecting tube 2 on buried sleeve body 1, and protecting tube 2's internal diameter is greater than buried sleeve body 1's external diameter. Be provided with in the protecting tube 2 and be used for fixing the clamping and the clamping device 3 that loosens to buried sleeve body 1, wear to be equipped with a plurality of buffer boards 11 in the protecting tube 2, buffer board 11 can directly adopt the elastic rubber board for the effort that receives buried sleeve body 1 cushions. When needing to be under construction to the cable, penetrate in the protecting tube 2 with embedded sleeve body 1 earlier to operation clamping device 3 makes clamping device 3 to the fixed centre gripping of embedded sleeve body 1, and inserts between protecting tube 2 and the embedded sleeve body 1 buffer board 11, penetrates in the reserved hole with protecting tube 2 afterwards, passes embedded sleeve body 1 with the cable in at last, accomplishes the construction operation to the cable.

Wherein, refer to fig. 2 and 3, clamping device 3 is including being used for carrying out four grip blocks 31 that fixed centre gripping and unclamped to buried sleeve body 1, be used for promoting the promotion subassembly 32 of grip block 31 motion and be used for driving the drive assembly 33 that promotes subassembly 32 motion, drive assembly 33 and promotion subassembly 32 all set up on protecting tube 2, grip block 31 is the arc, four grip blocks 31 evenly set up on protecting tube 2, the medial surface butt of grip block 31 is on the outer peripheral face of buried sleeve body 1.

2-4, the pushing assembly 32 includes a rotating ring 321 rotatably fitted in the protecting tube 2 and four racks 322 slidably fitted in the protecting tube 2 along the radial direction of the protecting tube 2, a groove for the racks 322 to slide is formed in the protecting tube 2, and the inner side surface of the racks 322 is fixedly connected to the clamping plate 31. The protective tube 2 supports the rotary ring 321 in a rotating manner, so that the rotary ring 321 can only rotate in the protective tube 2, the rotary ring 321 is an annular structure arranged along the radial direction of the protective tube 2, a plane thread is arranged on the side surface of the rotary ring 321 close to the rack 322, and the rack 322 is meshed with the plane thread.

Referring to fig. 2 and 4, the driving assembly 33 includes a rotating rod 331 rotatably fitted on the protection tube 2 and a gear 332 fixedly mounted on the rotating rod 331, the rotating rod 331 is disposed along a radial direction of the protection tube 2, a top end of the rotating rod 331 extends out of the protection tube 2, a slot for inserting a wrench is disposed at an end of the rotating rod 331 extending out of the protection tube 2, the gear 332 is disposed along an axial direction of the protection tube 2, and a tooth engaged with the gear 332 is disposed at an end of the rotating ring 321 close to the gear 332. After penetrating the embedded sleeve body 1 into the protective tube 2, the rotating rod 331 is rotated to sequentially drive the gear 332 and the rotating ring 321 to rotate, drive the rack 322 to slide in the direction close to the embedded sleeve body 1, and drive the clamping plate 31 to slide, so that the clamping plate 31 is abutted to the embedded sleeve body 1, and the embedded sleeve body 1 is fixedly clamped to complete the fixed installation of the embedded sleeve body 1.

Referring to fig. 2 and 4, in order to limit the rotation of the rotating rod 331 and reduce the rotation of the rotating rod 331 when the rotation is not needed, which results in the occurrence of the phenomenon that the clamping plate 31 cannot firmly clamp the embedded casing body 1, a limiting device 4 is arranged on the protective pipe 2, the limiting device 4 comprises a mounting sleeve 41 fixedly arranged on the protective pipe 2, a ratchet wheel 42 and a pawl 43 fixedly arranged on the rotating rod 331, the rotating rod 331 is rotatably fitted on the mounting sleeve 41, a rotating shaft 44 is fixedly arranged at the middle position of the pawl 43, the rotating shaft 44 is rotatably fitted with the mounting sleeve 41, one end of the pawl 43 is rotatably fitted in the mounting sleeve 41 through the rotating shaft 44, the other end of the pawl 43 is abutted against the ratchet wheel 42 and used for abutting and clamping the ratchet wheel 42, one end of the pawl 43 close to the ratchet wheel 42 is abutted against an elastic sheet 5 used for pushing the pawl 43 to abut against the ratchet wheel 42, the elastic sheet 5 is of an "S" type structure, and one end of the elastic sheet 5, which is far away from the ratchet wheel 42, is fixedly connected to the inner wall of the mounting sleeve 41. The end of the pawl 43 far away from the ratchet wheel 42 is abutted with a push rod 6 for pushing the pawl 43 far away from the ratchet wheel 42, the push rod 6 is a T-shaped rod, the push rod 6 is in sliding fit on the mounting sleeve 41, the end of the push rod 6 abutted with the pawl 43 is fixedly provided with a limiting piece 61, and the diameter of the limiting piece 61 is larger than that of a hole formed in the mounting sleeve 41 for the push rod 6 to slide.

Referring to fig. 2 and 4, when the rotating rod 331 needs to be rotated, the pushing rod 6 is pushed to a position close to the pawl 43, the pushing rod 6 pushes the pawl 43 to rotate, so that the pawl 43 abuts against one end of the ratchet wheel 42 to rotate to a position far away from the ratchet wheel 42, the elastic piece 5 is compressed, and after the pawl 43 does not clamp and lock the ratchet wheel 42 any more, the rotating rod 331 is rotated to drive the ratchet wheel 42 to rotate, and the rotating rod 331 is rotated; when the rotating rod 331 does not need to be rotated any more, the pushing rod 6 is loosened, the elastic sheet 5 releases the elastic restoring force, one end of the pawl 43 is pushed and abutted against the ratchet wheel 42, the other end of the pawl 43 rotates to a position far away from the ratchet wheel 42, the pushing rod 6 slides towards the outside of the mounting sleeve 41, at the moment, the pawl 43 is clamped and locked with the ratchet wheel 42, and the rotating rod 331 cannot rotate.

Referring to fig. 2 and 5, in order to reduce the radial acting force of the hole on the protection tube 2 and directly apply to the protection tube 2, and further cause the protection tube 2 to deform and displace, so that deviation is easily generated in the cable threading process, a support tube 7 is arranged on the protection tube 2, the diameter of the support tube 7 is larger than that of the protection tube 2, the support tube 7 comprises a support part 71 abutted to the inner wall of the hole and an installation part 72 integrally arranged on the support part 71 and connected with the side surface of the hole, the outer peripheral surface of the support part 71 is abutted to the inner wall of the hole, and a plurality of installation holes are formed in the installation part 72.

Referring to fig. 2 and 5, a buffer tube 10 is arranged between the supporting portion 71 and the protection tube 2, the buffer tube 10 is a corrugated tube, the diameter of the buffer tube 10 gradually increases along the direction from the protection tube 2 to the installation portion 72, one end of the buffer tube 10 is fixedly connected with the supporting portion 71, the other end of the buffer tube 10 is fixedly provided with a mounting plate two 8, two ends of the protection tube 2 are both fixedly provided with a mounting plate one 21, the mounting plate two 8 and the mounting plate one 21 are both annular plates, and the inner diameters of the mounting plate two 8 and the mounting plate one 21 are the same as the outer diameter of the protection tube 2. Be provided with retaining member 9 on the mounting panel 21, retaining member 9 can directly adopt the nut of fixed mounting on the side of mounting panel 21 deviating from buffer tube 10 and wear to locate the bolt on mounting panel two 8 and constitute, and mounting panel one 21 and mounting panel two 8 are through retaining member 9 fixed locking.

Referring to fig. 2 and 5, after the protection tube 2 is inserted into the hole, the support tube 7 is inserted into the hole, the bolt is screwed to the nut, the first mounting plate 21 and the second mounting plate 8 are fixedly locked, the buffer tube 10 and the support tube 7 are mounted on the protection tube 2, the outer peripheral surface of the support portion 71 abuts against the inner wall of the hole, and then the mounting portion 72 and the side surface of the hole are fixedly connected by the bolt to complete the mounting of the protection tube 2.

The implementation principle of the embedded sleeve for urban construction electrical engineering is as follows: when the cable is required to be penetrated, the embedded sleeve body 1 penetrates into the protective pipe 2, the protective pipe 2 penetrates into the hole after the embedded sleeve body 1 is fixedly locked through the clamping device 3, then the buffer pipe 10 and the support pipe 7 penetrate into the hole, the mounting plate 21 and the mounting plate 8 are fixedly connected, the support pipe 7 is fixed to the side face of the hole, and finally the cable is penetrated into the embedded sleeve body 1.

Referring to fig. 1 and 2, the present application further provides a method for constructing an embedded casing for electrical engineering of urban construction, and as shown in the figure, the construction method adopts the above structure, specifically, the method includes the following steps:

reserving holes: reserving a hole at the position of the embedded sleeve body 1 to be installed, wherein the diameter of the hole is matched with the outer diameter of the protective pipe 2;

installing the embedded sleeve body 1: the embedded sleeve body 1 is arranged in the protective pipe 2 in a penetrating mode, and the driving assembly 33 is operated to drive the clamping plate 31 to fixedly clamp the embedded sleeve body 1 through the pushing assembly 32;

and (3) mounting a protective pipe 2: install protective tube 2 in the hole of reserving, accomplish the construction operation to protective tube 2 and buried sleeve body 1 in advance.

When being under construction to buried sleeve body 1, at first reserve the hole in waiting mounting position department, penetrate buried sleeve body 1 in protecting tube 2 after that to through clamping device 3 to the fixed centre gripping of buried sleeve body 1, penetrate buried sleeve body 1 in the hole of reservation afterwards, accomplish the construction operation to buried sleeve body 1. The specific implementation principle of the method has been described in detail in the above embodiments, and thus, will not be described in detail herein.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a buried sleeve for urban construction electrical engineering, includes buried sleeve body (1), the cover is equipped with protective tube (2) on buried sleeve body (1), its characterized in that: be provided with clamping device (3) in protective tube (2), clamping device (3) are including being used for carrying out fixed centre gripping and a plurality of grip blocks (31) of unclamping to buried sleeve body (1), be used for promoting push assembly (32) of grip block (31) motion and be used for driving drive assembly (33) that push assembly (32) moved, drive assembly (33) and push assembly (32) all set up on protective tube (2).

2. The pre-buried sleeve for urban electrical engineering according to claim 1, wherein: the pushing assembly (32) comprises a rotating ring (321) which is in rotating fit in the protecting pipe (2) and a rack (322) which is in radial sliding fit in the protecting pipe (2) along the protecting pipe (2), a plane thread is arranged on the side face of the rotating ring (321), the rack (322) is meshed with the plane thread, and the rack (322) is connected with the clamping plate (31).

3. The pre-buried sleeve for urban electrical engineering according to claim 2, wherein: the driving assembly (33) comprises a rotating rod (331) which is in rotating fit with the protective pipe (2) and a gear (332) which is installed on the rotating rod (331), and one end, close to the gear (332), of the rotating ring (321) is provided with teeth which are meshed with the gear (332).

4. The pre-buried sleeve for urban electrical engineering according to claim 3, wherein: be provided with stop device (4) on protective tube (2), stop device (4) including install installation sleeve (41) on protective tube (2), install ratchet (42) and pawl (43) on bull stick (331), the one end normal running fit of pawl (43) is in installation sleeve (41), and the other end is used for ratchet (42) butt chucking.

5. The pre-buried sleeve for urban electrical engineering according to claim 4, wherein: a rotating shaft (44) is arranged in the middle of the pawl (43), the rotating shaft (44) is in rotating fit with the mounting sleeve (41), and one end, close to the ratchet wheel (42), of the pawl (43) is abutted with an elastic sheet (5) used for pushing the pawl (43) to abut against the ratchet wheel (42).

6. The pre-buried sleeve for urban electrical engineering according to claim 5, wherein: one end of the pawl (43) far away from the ratchet wheel (42) is abutted with a pushing rod (6) used for pushing the pawl (43) far away from the ratchet wheel (42).

7. The pre-buried sleeve for urban electrical engineering according to claim 1, wherein: the protective pipe (2) is provided with a supporting pipe (7), the diameter of the supporting pipe (7) is larger than that of the protective pipe (2), and the peripheral surface of the supporting pipe (7) is abutted against the inner wall of the hole.

8. The pre-buried sleeve for urban electrical engineering according to claim 7, wherein: the supporting tube (7) comprises a supporting part (71) abutted to the inner wall of the hole and a mounting part (72) arranged on the supporting part (71) and connected with the side face of the hole.

9. The pre-buried sleeve for urban electric engineering according to claim 8, wherein: the both ends of protecting tube (2) all are provided with mounting panel one (21), be provided with mounting panel two (8) on supporting part (71), be provided with retaining member (9) on mounting panel one (21), mounting panel one (21) and mounting panel two (8) are through retaining member (9) fixed locking.

10. A construction method of an embedded sleeve for urban electrical engineering is characterized by comprising the following steps: use of an embedment sleeve for urban electrical engineering according to any one of claims 1 to 9, comprising the following:

reserving holes: a hole is reserved at the position where the embedded sleeve body (1) is to be installed, and the diameter of the hole is matched with the outer diameter of the protective pipe (2);

installing the embedded sleeve body (1): the embedded sleeve body (1) is arranged in the protective pipe (2) in a penetrating mode, and the embedded sleeve body (1) is fixedly clamped through the driving assembly (33) and the clamping plate (31) driven by the pushing assembly (32);

the installation of the protective pipe (2): and (3) installing the protective pipe (2) into the reserved hole to complete the construction operation of the protective pipe (2) and the embedded sleeve body (1).