CN204140371U - A kind of glasses plate of high performance-price ratio - Google Patents
A kind of glasses plate of high performance-price ratio Download PDFInfo
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- CN204140371U CN204140371U CN201420507257.1U CN201420507257U CN204140371U CN 204140371 U CN204140371 U CN 204140371U CN 201420507257 U CN201420507257 U CN 201420507257U CN 204140371 U CN204140371 U CN 204140371U
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- wear
- resistant sleeve
- glasses plate
- high performance
- carbide alloy
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Abstract
The utility model discloses a kind of glasses plate of high performance-price ratio, comprise steel base and be arranged on two discharge holes in steel base, steel base is provided with the carbide alloy board of glasses shape on the end face of cutting ring, it is characterized in that: the inwall of discharge hole is set with circular wear-resistant sleeve, carbide alloy board and wear-resistant sleeve are linked into an integrated entity by the mode of brazing and steel base.Glasses plate of the present utility model, has the advantages such as wear resistance is good, user cost is lower.
Description
Technical field
The utility model relates to a kind of concrete pump, particularly relates to a kind of glasses plate of concrete pump.
Background technique
Glasses plate and cutting ring are the strength members on concrete pump distributing mechanism, are also attrition components.Glasses plate and cutting ring fit together, and under the drive of S pipe, make to swing back and forth between two discharge holes of cutting ring in glasses plate.Because the high pressure concrete in S pipe is alternately discharged by cutting ring between two discharge holes, therefore, when glasses plate and cutting ring relative movement, frictional force is larger, and due to the building stones in concrete, the easy scratch of cement, corrosion glasses plate and the fitting surface of cutting ring, thus cause glasses plate and cutting ring because sealing, the transfer efficiency of concrete pump to be declined, in order to ensure that concrete pump has higher transfer efficiency, in engineering practice, glasses plate and cutting ring need to change continually.For this reason, the wear resistance improving glasses plate and cutting ring is the technical barrier that those skilled in the art are devoted to solve always.
As shown in Figure 6, in prior art, in order to solve the wear resistance problem of glasses plate 1 ＇, mainly by arranging overlay cladding 5 ＇ on the inwall of discharge hole 3 ＇ of glasses plate 1 ＇, then groove 10 ＇ holding hard alloy layer 4 ＇ is set at glasses plate 1 ＇ on the end face of cutting ring, thus the wear resistance of glasses plate 1 ＇ is improved.But there is following technological deficiency in this technological scheme: (1) complex process, labor intensity is large, cost of production is high; (2) thickness due to overlay cladding is extremely limited, causes its working life not long; (3) because hard alloy layer is arranged in the groove of glasses plate, the steel base of glasses plate will inevitably be made still to contact with cutting ring, and therefore the groove walls of this part is easily destroyed by concrete wear and tear, thus causes the hard alloy layer in groove damaged.In order to solve produced problem in technique scheme, another kind of technological scheme is proposed in prior art, see Fig. 7, this technological scheme improves in aforesaid technological scheme, mainly overlay cladding 5 ＇ is cancelled, and adopt all-in-one-piece hard alloy layer 4 ＇ structure to replace aforesaid overlay cladding 5 ＇ to add the structure of hard alloy layer 4 ＇.Although this technological scheme can improve the wear resistance of glasses plate, the amplitude that cost increases is comparatively large, and the amplitude that the amplitude that cost increases improved much larger than working life of glasses plate, the cost of production of user is significantly increased.For this reason, wear resistance can effectively be improved and the glasses plate of the lower high performance-price ratio of user cost in the urgent need to a kind of.
Summary of the invention
The utility model is intended to solve above-mentioned mentioned technical problem, provides a kind of wear resistance good and the glasses plate of lower-cost high performance-price ratio.
The utility model is realized by following technological scheme:
A kind of glasses plate of high performance-price ratio, comprise steel base and be arranged on two discharge holes in steel base, steel base is provided with the carbide alloy board of glasses shape on the end face of cutting ring, the inwall of discharge hole is set with circular wear-resistant sleeve, and carbide alloy board and wear-resistant sleeve are linked into an integrated entity by the mode of brazing and steel base.
Further, the upper-end surface of described wear-resistant sleeve and the upper-end surface of carbide alloy board mutually concordant.
Further, described wear-resistant sleeve is made by rich chromium cast iron, middle chromium steel or alloy abrasion resistant steel.
Further, described carbide alloy board is split-type structural, and it is spliced by some sections.
Further, described carbide alloy board comprises the nose bridge be arranged between two discharge ports, nose bridge is extended respectively towards the axle center of two discharge holes respectively and is covered the wear-resistant sleeve be positioned at below it, and the upper end of wear-resistant sleeve is provided with the first recess holding nose bridge.
Further, described carbide alloy board comprises the edge portion be arranged at away from nose bridge, and edge portion extends respectively towards the axle center of two discharge holes and covers the wear-resistant sleeve be positioned at below it, and the upper end of wear-resistant sleeve is provided with the second recess holding edge portion.
Further, described carbide alloy board is made by ultrafine gain size.
Further, the external frame of described wear-resistant sleeve is round table-like, is provided with the tapering matched with wear-resistant sleeve in the discharge hole in steel base.
Beneficial effect is: glasses plate of the present utility model compared with prior art, it is by originally linking into an integrated entity the carbide alloy board processed separately and wear-resistant sleeve with base steel by the mode of brazing simultaneously, thus without the need to again in the weldering of glasses plate enterprising windrow, simplify production technology, reduce labor intensity and working life of glasses plate can be extended exponentially.Owing to adopting the material that the prices such as rich chromium cast iron, middle chromium steel or alloy abrasion resistant steel are lower to make wear ring, effectively can reduce cost of production, and effectively can improve the wear resistance of glasses plate, therefore, the utility model glasses plate has high cost performance.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail:
Fig. 1 is the schematic diagram of a kind of embodiment of glasses plate of the present utility model;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the schematic diagram of the another kind of embodiment of glasses plate of the present utility model;
Fig. 4 is the B-B sectional view of Fig. 3;
Fig. 5 is the schematic diagram of another embodiment of glasses plate of the present utility model;
Fig. 6 is the sectional view of a kind of glasses plate of the prior art;
Fig. 7 is the sectional view of another kind of glasses plate of the prior art.
Embodiment
Embodiment one
Glasses plate 1 as Figure 1-Figure 2, two discharge holes 3 comprising steel base 2 and be arranged in steel base 2.Steel base 2 is provided with the carbide alloy board 4 of glasses shape on the end face of cutting ring, carbide alloy board 4 is for coordinating with cutting ring (not shown), and cutting ring moves back and forth on the end face of carbide alloy board 4, correspondingly, carbide alloy board 4 is provided with two respectively with two discharge holes 3 through hole 6 one to one, discharge by one of them of two discharge holes 3 to make high pressure concrete in S pipe.For the hole wall preventing high pressure concrete from washing away discharge hole 3 pairs of discharge holes 3 causes damage, the inwall of discharge hole 3 is set with circular wear-resistant sleeve 5, wear-resistant sleeve 5 is preferably made by rich chromium cast iron, middle chromium steel or alloy abrasion resistant steel.Carbide alloy board 4 and wear-resistant sleeve 5 are linked into an integrated entity by the mode of brazing and steel base 2.Be preferably, the upper-end surface of wear-resistant sleeve 5 is mutually concordant with the upper-end surface of carbide alloy board 4.
The manufacturing procedure of glasses plate 1 of the present utility model is: first by steel base 2, wear-resistant sleeve 5, carbide alloy board 4 machine shaping separately; Again that steel base 2, wear-resistant sleeve 5 and carbide alloy board 4 is simultaneously integrally welded by the mode of brazing.As can be seen here, glasses plate 1 of the present utility model makes production technology greatly simplify, is convenient to manufacturing, and can reduce the operation of built-up welding and the turning operation of heap postwelding, and cost of production significantly reduces.
For improving the wear resistance of glasses plate 1, carbide alloy board 4 can be made by ultrafine gain size.
Embodiment two
As shown in Figure 3, Figure 4, for avoiding all-in-one-piece carbide alloy board 4 easily to occur the defects such as layering, distortion, crackle, carbide alloy board 4 can be set to split-type structural, and it is spliced by some sections.Correspondingly, the manufacturing procedure of glasses plate 1 is: the carbide alloy board 4 that first can be divided into some sections is stitched together and is fixed in steel base 2 with wear-resistant sleeve 5, then passes through the mode of brazing by integrally welded to the carbide alloy board 4 of segmented, wear-resistant sleeve 5 and steel base 2.
Carbide alloy board 4 comprises and is arranged at the nose bridge 41 between two discharge holes 3 and the edge portion 42 away from nose bridge 41.
Because cutting ring energizes high-pressure concrete carries out alternately switching between two through holes 6, nose bridge 41 and cutting ring are sheared jointly continually to high pressure concrete.And when upper-end surface and the upper-end surface of carbide alloy board 4 of wear-resistant sleeve 5 complete concordant time, can make wear-resistant sleeve 5 directly and cutting ring jointly high pressure concrete is sheared, the upper-end surface of the wear-resistant sleeve 5 be close with nose bridge 41 also will be made to wear and tear at first.For solving the problem, nose bridge 41 is extended respectively towards the axle center of two discharge holes 3 respectively and is covered the wear-resistant sleeve 5 be positioned at below it, correspondingly, for interferenceing in the position avoiding wear-resistant sleeve 5 and nose bridge 41 to extend, the upper end of wear-resistant sleeve 5 is provided with the first recess 51 holding nose bridge 41.
Further, because high pressure concrete can swing under the drive of S pipe, the concrete scouring force therefore suffered by edge portion 42 is only second to nose bridge 41.For improving the wear resistance of glasses plate 1, edge portion 42 extends respectively towards the axle center of two discharge holes 3 and covers the wear-resistant sleeve 5 be positioned at below it, and the upper end of wear-resistant sleeve 5 is provided with the second recess 52 holding edge portion 42.
In the present embodiment, undeclared part is identical with embodiment one.
Embodiment three
As shown in Figure 5, for preventing wear-resistant sleeve 5 from coming off from the hole wall of discharge hole 3, the external frame of wear-resistant sleeve 5 is round table-like, and correspondingly, discharge hole 3 is provided with the tapering matched with round table-like wear-resistant sleeve 5.Above-mentioned technological scheme makes wear-resistant sleeve 5 be buckled in steel base 2, not only adds the bonding area of both brazings, makes both connect more firm.Meanwhile, steel base 2 also can play the effect of supporting wear-resistant sleeve 5.In the present embodiment, unspecified part is identical with embodiment one, and certainly, the content of embodiment two also can be applicable to the present embodiment.
Above embodiment is only not limited in order to the technical solution of the utility model to be described, all do not depart from the utility model spirit and scope any amendment or equivalently to replace, it all should be encompassed in the scope of technical solutions of the utility model.
Claims (8)
1. the glasses plate of a high performance-price ratio, comprise steel base and be arranged on two discharge holes in steel base, steel base is provided with the carbide alloy board of glasses shape on the end face of cutting ring, it is characterized in that: the inwall of discharge hole is set with circular wear-resistant sleeve, carbide alloy board and wear-resistant sleeve are linked into an integrated entity by the mode of brazing and steel base.
2. the glasses plate of a kind of high performance-price ratio according to claim 1, is characterized in that: the upper-end surface of described wear-resistant sleeve is mutually concordant with the upper-end surface of carbide alloy board.
3. the glasses plate of a kind of high performance-price ratio according to claim 1, is characterized in that: described wear-resistant sleeve is made by rich chromium cast iron, middle chromium steel or alloy abrasion resistant steel.
4. the glasses plate of a kind of high performance-price ratio according to claim 1, is characterized in that: described carbide alloy board is split-type structural, and it is spliced by some sections.
5. the glasses plate of a kind of high performance-price ratio according to claim 4, it is characterized in that: described carbide alloy board comprises the nose bridge be arranged between two discharge ports, nose bridge is extended respectively towards the axle center of two discharge holes respectively and is covered the wear-resistant sleeve be positioned at below it, and the upper end of wear-resistant sleeve is provided with the first recess holding nose bridge.
6. the glasses plate of a kind of high performance-price ratio according to claim 5, it is characterized in that: described carbide alloy board comprises the edge portion be arranged at away from nose bridge, edge portion extends respectively towards the axle center of two discharge holes and covers the wear-resistant sleeve be positioned at below it, and the upper end of wear-resistant sleeve is provided with the second recess holding edge portion.
7. the glasses plate of a kind of high performance-price ratio according to claim 1, is characterized in that: described carbide alloy board is made by ultrafine gain size.
8. the glasses plate of a kind of high performance-price ratio according to claim 1, is characterized in that: the external frame of described wear-resistant sleeve is round table-like, is provided with the tapering matched with wear-resistant sleeve in the discharge hole in steel base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507257.1U CN204140371U (en) | 2014-09-03 | 2014-09-03 | A kind of glasses plate of high performance-price ratio |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507257.1U CN204140371U (en) | 2014-09-03 | 2014-09-03 | A kind of glasses plate of high performance-price ratio |
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| Publication Number | Publication Date |
|---|---|
| CN204140371U true CN204140371U (en) | 2015-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420507257.1U Expired - Fee Related CN204140371U (en) | 2014-09-03 | 2014-09-03 | A kind of glasses plate of high performance-price ratio |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022199141A1 (en) * | 2021-11-10 | 2022-09-29 | 江苏徐工工程机械研究院有限公司 | Wear plate for concrete pump truck, preparation method therefor, and concrete pump truck |
-
2014
- 2014-09-03 CN CN201420507257.1U patent/CN204140371U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022199141A1 (en) * | 2021-11-10 | 2022-09-29 | 江苏徐工工程机械研究院有限公司 | Wear plate for concrete pump truck, preparation method therefor, and concrete pump truck |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 Termination date: 20180903 |
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| CF01 | Termination of patent right due to non-payment of annual fee |