CN211025242U

CN211025242U - Central transmission suspension type mud scraper

Info

Publication number: CN211025242U
Application number: CN201920927947.5U
Authority: CN
Inventors: 冯国华
Original assignee: Wuxi Voma Environmental Protection Equipment Technology Co ltd
Current assignee: Wuxi Voma Environmental Protection Equipment Technology Co ltd
Priority date: 2019-06-20
Filing date: 2019-06-20
Publication date: 2020-07-17
Anticipated expiration: 2029-06-20

Abstract

The utility model discloses a central transmission suspension type mud scraper relates to sewage treatment plant technical field, for solving because there is the clearance between the mud scraper, can lead to striking off thoroughly and need to siphon away upper liquid and can cause the problem of jam. The utility model discloses a mud scraper, including working bridge, stationary flow cylinder, sedimentation tank, mud collection groove, bearing frame, mud scraping shaft, the both sides of working bridge top all are provided with the guardrail, the top of guardrail is provided with the electric cabinet, the central point department of putting of working bridge top is provided with cycloid pinwheel speed reducer, the central point department of putting of working bridge below is provided with stationary flow cylinder, the below of working bridge is provided with the sedimentation tank, the central point department of putting of sedimentation tank below is provided with the mud collection groove, the bottom in mud collection groove is provided with the bearing frame, the top of bearing frame is provided with the bearing, the below of cycloid pinwheel speed reducer output is provided with scrapes the mud axle, the one end of scraping the mud axle runs through working bridge, stationary flow cylinder and bearing and extends to the inside of.

Description

Central transmission suspension type mud scraper

Technical Field

The utility model relates to a sewage treatment plant technical field specifically is a central transmission suspension type mud scraper.

Background

The coagulation treatment process of sewage includes three stages of mixing water and chemicals, reaction and separation of flocculating body and water. The sedimentation tank is special equipment for completing the three processes. The mud scraper is a main corollary device of the sedimentation tank, can scrape and collect the mud settled at the bottom of the tank into a central mud collecting groove, and discharges the mud out of the sedimentation tank through a mud discharge pipe, and is suitable for clarifying various raw water. Mud scraper on the market is various, is applicable to various different occasions, and ordinary mud scraper scrapes mud and blowdown not in place, and when the sludge volume was too big, the machine caused overload damage easily. This requires a centrally driven suspended scraper to perform the work.

When the existing central transmission suspension type mud scraper operates and scrapes sludge at the bottom of a pool into a mud collecting groove, the sludge at the bottom of the pool cannot be scraped completely due to gaps among mud scraping plates; when the sewage is injected into the sedimentation tank to reach saturation, the water on the upper layer needs to be sucked out by a water pump, and sometimes the water pump is blocked, so that the time and the labor are wasted. There is therefore a great need in the market for a centrally driven suspended mud scraper to solve these problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a central transmission suspension type mud scraper to solve and to provide in the above-mentioned background art because there is the clearance between the mud scraper, can lead to striking off not thoroughly and need to siphon away upper liquid and can cause the problem of jam.

In order to achieve the above object, the utility model provides a following technical scheme: a central transmission suspension type mud scraper comprises a working bridge, wherein guardrails are arranged on two sides above the working bridge and are connected with the working bridge through screws, an electric cabinet is arranged above the guardrails, a cycloidal pin wheel speed reducer is arranged at a central position above the working bridge, a steady flow cylinder is arranged at a central position below the working bridge and is connected with the working bridge through a fixed block, a sedimentation tank is arranged below the working bridge, a mud collecting groove is arranged at a central position below the sedimentation tank, a bearing seat is arranged at the bottom of the mud collecting groove and is in gas welding connection with the mud collecting groove, a bearing is arranged above the bearing seat, two ends of the bearing are connected with the mud collecting groove through connecting rods, a mud scraping shaft is arranged below the output end of the cycloidal pin wheel speed reducer and is connected with the output end of the cycloidal pin wheel speed reducer through a coupler, the one end of scraping the mud axle runs through work bridge, a stationary flow section of thick bamboo and bearing and extends to the inside of bearing frame, the both sides of scraping the mud axle all are provided with scrapes the arm, the outside in mud collection groove is provided with out the mud pipe, and the one end of going out the mud pipe extends to the inside in mud collection groove, the below of scraping the arm is provided with first scraper, and first scraper is provided with twelve, and the first setting of staggering that inclines each other of twelve first scraper, all be connected through the connecting rod between first scraper and the scraper arm.

Preferably, the cycloidal pin gear speed reducer is electrically connected with the electric cabinet.

Preferably, the inner wall of the sedimentation tank is provided with an overflow tank, the outside of the sedimentation tank is provided with a water outlet pipe, one end of the water outlet pipe extends into the sedimentation tank, and a filter layer is arranged above the inside of the overflow tank.

Preferably, the inside of mud collecting groove is provided with the mud scraping plate B, and the mud scraping plate B is provided with two, and two mud scraping plate B set up about the perpendicular central line symmetry of mud scraping shaft, mud scraping plate B all is connected through the connecting rod with mud scraping shaft.

Preferably, a mud inlet pipe is arranged inside the working bridge, two ends of the mud inlet pipe respectively extend to the outside of the working bridge and the inside of the flow stabilizing cylinder, and a valve is arranged outside the mud inlet pipe.

Preferably, inhaul cables are arranged between the mud scraping shaft and the scraping arms.

Compared with the prior art, the beneficial effects of the utility model are that:

1. The utility model discloses a device is through a plurality of mud scrapers that set up in the below of scraping the arm, and the mud scraper slope, and misplaces each other, when scraping mud to the bottom of the pool, just can not have the clearance, can strike off the mud of corner each other, can not cause the not thorough of scraping. The problem of when the mud scraping, because there is the clearance between the mud scraping plate, can lead to the mud of bottom of the pool can not scrape clean is solved.

2. The utility model discloses a device is through the overflow tank that sets up in the inside of sedimentation tank, and the filter layer that sets up in the inside top of overflow tank, when sewage in the sedimentation tank reaches the height of overflow tank, will flow into in the overflow tank, when passing through the filter layer, can filter sewage, will filterable sewage discharge again, has solved and has need absorb the water on upper strata with the water pump and come out, still can be with the problem of water pump jam sometimes.

3. The utility model discloses a device is through scraping the mud axle and scraping the cable that sets up between the arm, scrapes the arm and can receive the gravity of mud when deposiing, and the cable can be through an ascending pulling force to the stability of arm is scraped in the assurance. The problem of the arm of scraping droops because of the gravity of sewage is solved.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

Fig. 2 is a structural diagram of an overflow tank of the present invention;

FIG. 3 is a structural view of the wiper arm and the wiper blade A of the present invention;

Fig. 4 is an internal structure view of the mud collecting groove of the present invention.

In the figure: 1. a working bridge; 2. a guardrail; 3. an electric cabinet; 4. a cycloidal-pin gear speed reducer; 5. a mud inlet pipe; 6. a flow stabilizing cylinder; 7. a fixed block; 8. a sedimentation tank; 9. a valve; 10. a mud scraping shaft; 11. a scraping arm; 12. a mud scraping plate A; 13. a connecting rod; 14. a cable; 15. a bearing; 16. a mud scraping plate B; 17. a bearing seat; 18. a mud outlet pipe; 19. an overflow tank; 20. a water outlet pipe; 21. a filter layer; 22. a sludge collecting groove.

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.

Referring to fig. 1-4, the present invention provides an embodiment: a central transmission suspension type mud scraper comprises a working bridge 1, wherein guardrails 2 are arranged on two sides above the working bridge 1, the guardrails 2 are connected with the working bridge 1 through screws, when workers work on the working bridge 1, safety protection is provided, an electric cabinet 3 is arranged above the guardrails 2, a cycloidal pin gear speed reducer 4 is arranged at the central position above the working bridge 1, the cycloidal pin gear speed reducer 4 can achieve high speed reduction ratio and high-efficiency single-stage transmission, a steady flow cylinder 6 is arranged at the central position below the working bridge 1, the steady flow cylinder 6 is connected with the working bridge 1 through a fixing block 7, a sedimentation tank 8 is arranged below the working bridge 1, a mud collection groove 22 is arranged at the central position below the sedimentation tank 8, a bearing block 17 is arranged at the bottom of the mud collection groove 22 and can limit a mud scraping shaft 10, and the bearing block 17 is connected with the mud collection groove 22 through gas welding, a bearing 15 is arranged above the bearing seat 17, two ends of the bearing 15 are connected with a mud collecting groove 22 through a connecting rod 13, a mud scraping shaft 10 is arranged below the output end of the cycloidal pin gear speed reducer 4, and the mud scraping shaft 10 is connected with the output end of the cycloidal pin gear speed reducer 4 through a coupler, one end of the mud scraping shaft 10 penetrates through the working axle 1, the steady flow cylinder 6 and the bearing 15 and extends to the inside of the bearing seat 17, the two sides of the mud scraping shaft 10 are both provided with the scraping arms 11, the outside of the mud collecting groove 22 is provided with the mud outlet pipe 18, one end of the mud outlet pipe 18 extends to the inside of the mud collecting groove 22, a mud scraping plate shell 12 is arranged below the mud scraping arm 11, twelve mud scraping plate shells 12 are arranged, and twelve mud scraping plates 12 are mutually arranged in a staggered manner in an inclined manner, and the mud scraping plates 12 and the scraping arms 11 are connected through connecting rods 13, so that when mud is scraped, the mud can be scraped to the maximum extent, and the scraping is more thorough.

Further, the cycloidal pin gear speed reducer 4 is electrically connected with the electric cabinet 3. Can come its accurate control, easy operation is convenient through electric cabinet 3.

Further, an overflow tank 19 is arranged on the inner wall of the sedimentation tank 8, a water outlet pipe 20 is arranged outside the sedimentation tank 8, one end of the water outlet pipe 20 extends into the sedimentation tank 8, and a filter layer 21 is arranged above the inside of the overflow tank 19. The sewage exceeding the overflow tank 19 can be filtered and drained.

Further, the inside of the mud collecting groove 22 is provided with two mud scrapers b 16, the two mud scrapers b 16 are symmetrically arranged about the vertical center line of the mud scraping shaft 10, and the mud scrapers b 16 and the mud scraping shaft 10 are connected through the connecting rod 13. The sludge attached to the inner wall of the sludge collection tank 22 is scraped.

Further, the inside of working bridge 1 is provided with into mud pipe 5, and advances the inside that the both ends of mud pipe 5 extend to the outside of working bridge 1 and stationary flow section of thick bamboo 6 respectively, advances the outside of mud pipe 5 and is provided with valve 9. And a support does not need to be laid, so that the cost is saved.

Further, a pulling cable 14 is arranged between the mud scraping shaft 10 and the scraping arm 11. An upward pulling force can be provided to the wiper arm 11.

The working principle is as follows: when the device is used, the valve 9 arranged outside the sludge inlet pipe 5 is opened, raw water to be treated is injected into the flow stabilizing cylinder 6, when the flow stabilizing cylinder 6 is full, the raw water flows into the sedimentation tank 8 in a scattered manner, the electric cabinet 3 controls the cycloidal pin gear speed reducer 4, the cycloidal pin gear speed reducer 4 is BWEv63-2065-1-5 in type, the cycloidal pin gear speed reducer 4 is driven, the sludge scraping shaft 10 rotates along with the output end of the cycloidal pin gear speed reducer 4, the sludge scraping arm 11 is driven to rotate, the sludge scraping plate A12 is connected with the sludge scraping arm 11 through the connecting rod 13, the sludge scraping plate A12 also rotates along with the rotation, sludge contained in the raw water in the sedimentation tank 8 is scraped, and when the injection in the raw water sedimentation tank 8 is enough, the valve 9 is closed, and the injection is stopped. When the sewage exceeds the upper end surface of the overflow tank 19, the sewage flows into the overflow tank 19, and when the sewage passes through the filter layer 21, the filter layer 21 filters the passing sewage, and the valve 9 arranged outside the water outlet pipe 20 is opened to discharge the filtered sewage from the water outlet pipe 20. Under the effect of mud scraper first 12, can scrape the mud in the sewage into mud collection groove 22, mud scraper second 16 that the both sides of mud collection groove 22 inner wall set up passes through connecting rod 13 with mud scraping axle 10 and is connected, can stir the mud in mud collection groove 22, because the inside that mud pipe 18 that the outside of mud collection groove 22 set up extends to mud collection groove 22, under mud scraper second 16's effect, can be discharged mud by mud pipe 18.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a center drive suspension type mud scraper, includes working bridge (1), its characterized in that: the device is characterized in that guardrails (2) are arranged on two sides above the working bridge (1), the guardrails (2) are connected with the working bridge (1) through screws, an electric cabinet (3) is arranged above the guardrails (2), a cycloidal pin gear speed reducer (4) is arranged at the central position above the working bridge (1), a steady flow cylinder (6) is arranged at the central position below the working bridge (1), the steady flow cylinder (6) is connected with the working bridge (1) through a fixing block (7), a sedimentation tank (8) is arranged below the working bridge (1), a sludge collection groove (22) is arranged at the central position below the sedimentation tank (8), a bearing seat (17) is arranged at the bottom of the sludge collection groove (22), the bearing seat (17) is connected with the sludge collection groove (22) in an air welding manner, a bearing (15) is arranged above the bearing seat (17), and two ends of the bearing (15) are connected with the sludge collection groove (22) through a connecting rod (13), the utility model discloses a mud scraper, including cycloidal pin wheel speed reducer (4), cycloidal pin wheel speed reducer (4) output, the below of output is provided with mud scraping shaft (10), and mud scraping shaft (10) and cycloidal pin wheel speed reducer (4) output pass through the coupling joint, the inside that working bridge (1), stationary flow cylinder (6) and bearing (15) and extend to bearing frame (17) is run through to the one end of mud scraping shaft (10), the both sides of mud scraping shaft (10) all are provided with scrapes arm (11), the outside in mud collection groove (22) is provided with out mud pipe (18), and the one end that goes out mud pipe (18) extends to the inside in mud collection groove (22), the below of scraping arm (11) is provided with first mud scraper (12), and first mud scraper (12) are provided with twelve, and the setting of staggering each other of twelve mud scraper (12), all be connected through connecting rod (13) between first mud scraper (12) and the arm of scraping.

2. A centre drive suspended mud scraper according to claim 1, characterized in that: the cycloidal pin gear speed reducer (4) is electrically connected with the electric cabinet (3).

3. A centre drive suspended mud scraper according to claim 1, characterized in that: the inner wall of sedimentation tank (8) is provided with overflow tank (19), the outside of sedimentation tank (8) is provided with outlet pipe (20), and the inside of outlet pipe (20) extension to sedimentation tank (8), the inside top of overflow tank (19) is provided with filter layer (21).

4. A centre drive suspended mud scraper according to claim 1, characterized in that: the mud collecting groove (22) is internally provided with two mud scrapers B (16), the two mud scrapers B (16) are symmetrically arranged about the vertical center line of the mud scraping shaft (10), and the mud scrapers B (16) and the mud scraping shaft (10) are connected through a connecting rod (13).

5. A centre drive suspended mud scraper according to claim 1, characterized in that: the mud inlet pipe (5) is arranged inside the working bridge (1), two ends of the mud inlet pipe (5) extend to the outside of the working bridge (1) and the inside of the flow stabilizing cylinder (6) respectively, and a valve (9) is arranged outside the mud inlet pipe (5).

6. A centre drive suspended mud scraper according to claim 1, characterized in that: inhaul cables (14) are arranged between the mud scraping shaft (10) and the scraping arms (11).