CN213094655U

CN213094655U - Bulky concrete temperature detection frequency conversion device

Info

Publication number: CN213094655U
Application number: CN202022222273.4U
Authority: CN
Inventors: 王仁其; 黄春; 李治兵; 刘世伟; 吴禹辰; 周小烨
Original assignee: Chongqing First Municipal Engineering Co ltd
Current assignee: Chongqing First Municipal Engineering Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-04-30
Anticipated expiration: 2030-09-30

Abstract

The utility model relates to a large-volume concrete temperature detection frequency conversion device, which comprises a box body, a fixed structure and a ventilation and filtration structure; the box body is provided with a fixed structure, and the top of the box body is provided with a ventilation and filtration structure; the ventilation filtering structure comprises a ventilation ring groove, a motor mounting groove, a connecting plate, a motor, a fan blade, a ventilation shell and a filter screen cover; the top of the box body is provided with a ventilation ring groove, the middle part of the ventilation ring groove is provided with a motor mounting groove, the motor mounting groove is fixedly connected with the box body through a connecting plate, a motor is arranged in the motor mounting groove, the output end of the motor is fixedly connected with a plurality of fan blades, the outer wall of the ventilation ring groove is fixedly connected with a ventilation shell, the fan blades are in rotating fit with the ventilation shell, and the top of the ventilation shell is fixedly connected with a filter screen cover through threads; the safe and effective use of the temperature detection frequency conversion device in the construction environment with severe environment is realized, and the detection accuracy and the service life of the frequency conversion device are improved.

Description

Bulky concrete temperature detection frequency conversion device

Technical Field

The utility model relates to a frequency conversion equipment technical field especially relates to a bulky concrete temperature detection frequency conversion equipment.

Background

With the continuous and rapid promotion of the infrastructure construction in China, the engineering construction technology is different day by day. Large volume concrete construction is not uncommon in engineering construction. The temperature crack that produces in bulky concrete construction stage is concrete internal factor on the one hand: due to the difference between the internal and external temperatures; another aspect is the external factor of the concrete: the external constraint of the structure and the constraint among mass points of the concrete prevent the concrete from shrinking and deforming, the compressive strength of the concrete is higher, but the tensile force is very small, so the temperature stress once exceeds the tensile strength which can be born by the concrete, and cracks can occur. The width of such cracks is within the allowable limits, generally without affecting the strength of the structure, but with an effect on the durability of the structure, and therefore must be considered and controlled.

Need use temperature to detect frequency conversion device when bulky concrete temperature detects, it is abominable in construction site's environment, float a large amount of dust in the air, and the inside highly inseparable electronic component of temperature detection frequency conversion device easily receives the influence of dust to influence testing result and temperature detection frequency conversion device's life, serious person more can influence the construction quality of bulky concrete.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem lie in providing a bulky concrete temperature detection frequency conversion device, it is abominable to have solved the environment at the construction site, floats a large amount of dusts in the air, and the inside highly inseparable electronic component of temperature detection frequency conversion device very easily receives the influence of dust to influence testing result and temperature detection frequency conversion device's life, the serious person more can influence the technical problem of the construction quality of bulky concrete.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a large-volume concrete temperature detection frequency conversion device comprises a box body, a fixing structure and a ventilation filtering structure; the box body is provided with a fixed structure, and the top of the box body is provided with a ventilation and filtration structure;

the fixing structure comprises a vertical fixing plate, a transverse supporting plate, a hanging groove, a fixing hole, a hanging plate, a connecting screw hole and a connecting bolt; the improved box is characterized in that a plurality of transverse supporting plates are fixedly connected between the vertical fixing plates, a hanging groove is formed in the top of each transverse supporting plate, a plurality of fixing holes are formed in the vertical fixing plates, a plurality of connecting screw holes are formed in the box body, the connecting screw holes penetrate through the outer wall of the hanging groove and the hanging plate, and the connecting screw holes are in threaded connection with connecting bolts.

Preferably, the ventilation filtering structure comprises a ventilation ring groove, a motor mounting groove, a connecting plate, a motor, fan blades, a ventilation shell and a filter screen cover; the ventilation annular is seted up at the box top, the motor mounting groove is seted up at ventilation annular middle part, the motor mounting groove passes through the connecting plate rigid coupling with the box, the inside motor of seting up in motor mounting groove, a plurality of flabellums of motor output rigid coupling, ventilation annular outer wall rigid coupling wind shell, flabellum and ventilation shell normal running fit, ventilation shell top screw thread rigid coupling filter screen lid.

Preferably, the inner wall of the bottom of the ventilation shell and the outer wall of the bottom of the ventilation ring groove are provided with threaded interfaces, the threaded interfaces are fixedly connected with a filter bottle through threads, a plurality of annular partition plates are fixedly connected inside the filter bottle, and a plurality of filter rings are arranged between the annular partition plates.

Preferably, the top of the box body is fixedly connected with a plurality of supporting rods, and the top of each supporting rod is fixedly connected with a rain cover.

Preferably, the top of the box body is provided with a plurality of ventilation straight grooves, the top of each ventilation straight groove is slidably provided with a screen plate, and the bottom of each screen plate is fixedly connected with an asbestos filter screen.

Preferably, the filtering ring is a metal filter screen, and the mesh number of the filtering ring is 30 meshes, 50 meshes and 100 meshes from the top of the filtering bottle downwards in sequence.

Preferably, the inside of the filter bottle is of an annular structure, and the bottom of the filter bottle is formed by a polymer fiber filter plate.

Preferably, installation sealing door is rotated at box opening top, the inside lateral wall of box rotates the installation swivel mount, swivel mount rigid coupling hydraulic stem, the inside lateral wall rigid coupling supporting seat of box, the rotary tank is seted up to the supporting seat side, the inside installation roller bearing that rotates of rotary tank, roller bearing and swivel mount normal running fit, sealing door is connected in the rotation of hydraulic stem top.

The utility model has the advantages that: fixing the vertical fixing plate on the wall through an expansion screw, hanging a hanging plate on the back of the box body in a hanging groove, screwing a connecting bolt into a connecting screw hole, and fixing the box body on the wall;

the fan blades are driven to rotate by the motor, large-particle dust is filtered by air through the filter screen cover, the air is filtered by the multi-layer filter rings after entering the filter bottle, the meshes of the multi-layer filter rings are gradually reduced, the dust is filtered completely in a better layered mode, an air circulation process is formed by the arranged ventilation straight grooves and the ventilation ring grooves, and meanwhile, the arranged screen plates and the asbestos filter screens effectively prevent the dust from entering the box body; the safe and effective use of the temperature detection frequency conversion device in the construction environment with severe environment is realized, and the detection accuracy and the service life of the frequency conversion device are improved.

Drawings

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

FIG. 2 is a back view of the whole body of the present invention;

FIG. 3 is a side cross-sectional view of the present invention;

FIG. 4 is an enlarged view of the point A in FIG. 3 according to the present invention;

FIG. 5 is an enlarged view of the point B in FIG. 3 according to the present invention;

fig. 6 is an enlarged sectional view of the point C in fig. 3 according to the present invention.

Illustration of the drawings:

1. a box body; 201. a vertical fixing plate; 202. a transverse support plate; 203. hanging a groove; 204. a fixing hole; 205. hanging the plate; 206. a connecting screw hole; 207. a connecting bolt; 301. a ventilation ring groove; 302. a motor mounting groove; 303. a connecting plate; 304. a motor; 305. a fan blade; 306. a ventilated casing; 307. a filter screen cover; 308. a threaded interface; 309. a filter flask; 310. an annular partition plate; 311. a filter ring; 312. a support bar; 313. a rain cover; 314. a ventilation straight groove; 315. a screen plate; 316. an asbestos screen; 401. a sealing door; 402. rotating; 403. a hydraulic lever; 404. a supporting seat; 405. rotating the groove; 406. and (4) rolling shafts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Specific examples are given below.

Referring to fig. 1 to 6, a mass concrete temperature detection frequency conversion device comprises a box body 1, a fixing structure and a ventilation filtering structure; the box body 1 is provided with a fixed structure, and the top of the box body 1 is provided with a ventilation and filtration structure;

the fixing structure comprises a vertical fixing plate 201, a transverse supporting plate 202, a hanging groove 203, a fixing hole 204, a hanging plate 205, a connecting screw hole 206 and a connecting bolt 207; a plurality of transverse supporting plates 202 are fixedly connected between the vertical fixing plates 201, hanging grooves 203 are formed in the tops of the transverse supporting plates 202, a plurality of fixing holes 204 are formed in the vertical fixing plates 201, a plurality of connecting screw holes 206 are formed in the box body 1, the connecting screw holes 206 penetrate through the outer walls of the hanging grooves 203 and the hanging plates 205, and the connecting screw holes 206 are in threaded connection with connecting bolts 207; the vertical fixing plate 201 is fixed to the wall by expansion screws, the hanging plate 205 on the back of the case 1 is hung in the hanging groove 203, and the connection bolt 207 is screwed into the connection screw hole 206 to fix the case 1 to the wall.

As an embodiment of the present invention, the ventilation filtering structure includes a ventilation ring groove 301, a motor mounting groove 302, a connecting plate 303, a motor 304, a fan blade 305, a ventilation shell 306 and a filter cover 307; the top of the box body 1 is provided with a ventilation ring groove 301, the middle part of the ventilation ring groove 301 is provided with a motor mounting groove 302, the motor mounting groove 302 is fixedly connected with the box body 1 through a connecting plate 303, a motor 304 is arranged in the motor mounting groove 302, the output end of the motor 304 is fixedly connected with a plurality of fan blades 305, the outer wall of the ventilation ring groove 301 is fixedly connected with a ventilation shell 306, the fan blades 305 are in rotating fit with the ventilation shell 306, and the top of the ventilation shell 306 is fixedly connected; after the frequency conversion device is started, the motor 304 drives the fan blades 305 to rotate, air outside the box body 1 is sucked into the box body 1, the temperature of the frequency conversion device is reduced, and dust is filtered out of the air through the filter screen cover 307.

As an implementation mode of the utility model, the inner wall of the bottom of the ventilation shell 306 and the outer wall of the bottom of the ventilation ring groove 301 are provided with a screw interface 308, the screw interface 308 is fixedly connected with a filter bottle 309 through screw threads, the inside of the filter bottle 309 is fixedly connected with a plurality of annular partition plates 310, and a plurality of filter rings 311 are arranged between the annular partition plates 310; after passing through the ventilation ring groove 301, the air enters the filter bottle 309 and is filtered by the multi-layer filter ring 311, so that dust in the air is effectively filtered, and the frequency conversion device in the box body 1 is protected.

As an implementation mode of the utility model, the top of the box body 1 is fixedly connected with a plurality of support rods 312, and the top of the support rods 312 is fixedly connected with a rain cover 313; the rain cover 313 prevents rainwater from entering the case 1 in a rainy day.

As an embodiment of the utility model, a plurality of ventilation straight flutes 314 are seted up at box 1 top, and ventilation straight flute 314 top slidable mounting has otter board 315, and otter board 315 bottom rigid coupling asbestos filter screen 316, the ventilation straight flute 314 of seting up have formed an air cycle process with ventilation annular 301, and the otter board 315 and the effectual isolated dust of asbestos filter screen 316 that set up simultaneously get into inside the box 1.

As an embodiment of the present invention, the filtering ring 311 is a metal screen, and the number of the meshes is 30 meshes, 50 meshes and 100 meshes from the top of the filtering bottle 309 to the bottom in sequence; the multi-layer filtering ring 311 is arranged, the meshes are from big to small, and dust is filtered cleanly by better layering.

As an embodiment of the present invention, the inside of the filter bottle 309 is an annular structure, and the bottom of the filter bottle 309 is formed by a polymer fiber filter plate; the provision of the bottom of the filter bottle 309 both does not interfere with air ingress and provides further dust filtration.

As an implementation mode of the utility model, the top of the opening of the box body 1 is rotatably provided with the sealing door 401, the side wall inside the box body 1 is rotatably provided with the swivel base 402, the swivel base 402 is fixedly connected with the hydraulic rod 403, the side wall inside the box body 1 is fixedly connected with the supporting seat 404, the side surface of the supporting seat 404 is provided with the swivel groove 405, the inside of the swivel groove 405 is rotatably provided with the rolling shaft 406, the rolling shaft 406 is rotatably matched with the swivel base 402, and the top of the hydraulic rod 403 is rotatably connected; when the box body 1 is to be opened, the sealing door 401 is lifted upwards, the hydraulic rod 403 is pressurized, the sealing door 401 is jacked upwards, the hydraulic rod 403 rotates, the rotary seat 402 and the roller 406 are driven to rotate in a matched mode, the sealing door 401 is opened more easily, and meanwhile operation and use are facilitated.

The working principle is as follows: firstly, fixing a vertical fixing plate 201 on a wall through an expansion screw, hanging a hanging plate 205 on the back of a box body 1 in a hanging groove 203, screwing a connecting bolt 207 into a connecting screw hole 206, fixing the box body 1 on the wall, lifting up a sealing door 401, pressurizing by a hydraulic rod 403, jacking up the sealing door 401, rotating the hydraulic rod 403, driving a rotary seat 402 to rotate in a matching way with a roller 406, opening the box body 1, installing a temperature detection frequency conversion device in the box body 1, and closing the sealing door 401;

after the frequency conversion device is started, the motor 304 drives the fan blades 305 to rotate, air outside the box body 1 is sucked into the box body 1, the temperature of the frequency conversion device is reduced, large-particle dust is filtered out by the air through the filter screen cover 307, the air enters the filter bottle 309 after passing through the ventilation ring groove 301 and is filtered by the multi-layer filter ring 311, and the dust is filtered by the multi-layer filter ring 311 which is arranged, wherein meshes of the multi-layer filter ring 311 are from large to small, so that the dust is better filtered in a layered mode; the safe and effective use of the temperature detection frequency conversion device in the construction environment with severe environment is realized, and the detection accuracy and the service life of the frequency conversion device are improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A large-volume concrete temperature detection frequency conversion device is characterized by comprising a box body (1), a fixing structure and a ventilation filtering structure; the box body (1) is provided with a fixed structure, and the top of the box body (1) is provided with a ventilation and filtration structure;

the fixing structure comprises a vertical fixing plate (201), a transverse supporting plate (202), a hanging groove (203), a fixing hole (204), a hanging plate (205), a connecting screw hole (206) and a connecting bolt (207); a plurality of horizontal backup pads (202) of rigid coupling between vertical fixing plate (201), hanging groove (203) is seted up at horizontal backup pad (202) top, a plurality of fixed orificess (204) are seted up in vertical fixing plate (201), a plurality of connection screw (206) are seted up in box (1), connection screw (206) run through and hang groove (203) outer wall and link plate (205), connection screw (206) threaded connection connecting bolt (207).

2. The mass concrete temperature detection frequency conversion device according to claim 1, wherein the ventilation filtering structure comprises a ventilation ring groove (301), a motor mounting groove (302), a connecting plate (303), a motor (304), fan blades (305), a ventilation shell (306) and a filter screen cover (307); ventilation annular (301) is seted up at box (1) top, motor mounting groove (302) is seted up at ventilation annular (301) middle part, motor mounting groove (302) is through connecting plate (303) rigid coupling with box (1), motor (304) is seted up to motor mounting groove (302) inside, a plurality of flabellum (305) of motor (304) output rigid coupling, ventilation annular (301) outer wall rigid coupling wind shell (306), flabellum (305) and ventilation shell (306) normal running fit, ventilation shell (306) top screw thread rigid coupling filter screen lid (307).

3. The mass concrete temperature detection frequency conversion device according to claim 2, wherein a threaded connector (308) is arranged on the inner wall of the bottom of the ventilation shell (306) and the outer wall of the bottom of the ventilation ring groove (301), the threaded connector (308) is in threaded connection with a filter bottle (309), a plurality of annular partition plates (310) are fixedly connected inside the filter bottle (309), and a plurality of filter rings (311) are arranged between the annular partition plates (310).

4. The mass concrete temperature detection frequency conversion device according to claim 1, wherein a plurality of support rods (312) are fixedly connected to the top of the box body (1), and a rain cover (313) is fixedly connected to the top of each support rod (312).

5. The mass concrete temperature detection frequency conversion device according to claim 1, characterized in that a plurality of ventilation straight grooves (314) are formed in the top of the box body (1), a net plate (315) is slidably mounted on the top of the ventilation straight grooves (314), and an asbestos filter screen (316) is fixedly connected to the bottom of the net plate (315).

6. The mass concrete temperature detection frequency conversion device according to claim 3, characterized in that the filter ring (311) is a metal screen, and the number of the meshes is 30 meshes, 50 meshes and 100 meshes in sequence from the top of the filter bottle (309).

7. The mass concrete temperature detection frequency conversion device according to claim 3, characterized in that the inside of the filter flask (309) is of a ring structure, and the bottom of the filter flask (309) is formed by a polymer fiber filter plate.

8. The mass concrete temperature detection frequency conversion device according to claim 1, wherein a sealing door (401) is rotatably installed at the top of the opening of the box body (1), a rotary seat (402) is rotatably installed on the side wall inside the box body (1), the rotary seat (402) is fixedly connected with a hydraulic rod (403), a support seat (404) is fixedly connected with the side wall inside the box body (1), a rotary groove (405) is formed in the side surface of the support seat (404), a rolling shaft (406) is rotatably installed inside the rotary groove (405), the rolling shaft (406) is rotatably matched with the rotary seat (402), and the sealing door (401) is rotatably connected to the top of the hydraulic rod (403).