Pre-screening and mixing mechanism for synchronous chip sealing vehicle

Abstract

The utility model relates to the field of pavement engineering, discloses a pre-screening and mixing mechanism for a synchronous chip sealer, and solves the problems that when an existing pre-screening and mixing mechanism for the synchronous chip sealer is used for screening, broken stones mainly flow through the upper part of a screening net, and the speed is too high; the pre-screening and mixing mechanism for the synchronous chip sealing vehicle solves the problem that due to the fact that a plurality of broken stones meeting the standard are discharged before moving to the position of a screening net, the screening effect of the broken stones is poor, and comprises a first shell, a stirring roller arranged on the inner side of the first shell and a first discharging opening formed in the lower portion of the interior of the first shell. According to the gravel screening device, the reciprocating mechanism and the swing mechanism are arranged, the reciprocating mechanism is started to do reciprocating motion during screening, the swing mechanism is driven to do reciprocating swing, gravel can be controlled to move and be pushed, and therefore the purpose that the screening effect is better is achieved.

Description

Technical Field

[0001] The utility model relates to the field of pavement engineering, in particular to a pre-screening and mixing mechanism for synchronous chip seal vehicles. Background Technique

[0002] The pre-screening and mixing mechanism for synchronous chip seal vehicles refers to a device used in pavement engineering, mainly used for pre-screening and mixing crushed stones and asphalt materials for synchronous sealing operations.

[0003] The publication number is CN211897734U, which is a stone spreading device for a synchronous sealing vehicle. It includes a box body. The characteristic is that a feeding channel communicating with the box body is vertically fixedly connected to the center of the top of the box body. Inside the box body below the sieve plate, left and right corresponding spreading components are installed. An outlet is provided at the bottom of the box body. When the existing pre-screening and mixing mechanism for synchronous chip seal vehicles performs screening, mainly the crushed stones flow over the screening net from above, and its speed is too fast, so that many crushed stones that meet the standards are discharged before reaching the position of the screening net, resulting in poor screening effect. Content of the Utility Model

[0004] The purpose of the utility model is to provide a pre-screening and mixing mechanism for synchronous chip seal vehicles. By using this device for work, it solves the problem that when the existing pre-screening and mixing mechanism for synchronous chip seal vehicles performs screening, mainly the crushed stones flow over the screening net from above, and its speed is too fast, so that many crushed stones that meet the standards are discharged before reaching the position of the screening net, resulting in poor screening effect.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A pre-screening and mixing mechanism for synchronous chip seal vehicles includes a first outer shell, a stirring roller arranged inside the first outer shell, a first discharge port arranged below the first outer shell, a reciprocating mechanism arranged above the first outer shell, and a swinging mechanism arranged between the reciprocating mechanism and the first outer shell;

[0006] The reciprocating mechanism includes a second housing fixedly connected above the first housing. Inside one side of the lower part of the second housing, there is a first screening mesh. Inside the middle of the lower part of the second housing, there is a second screening mesh. Inside the other side of the lower part of the second housing, there is a second discharge port. The outside of the second housing is fixedly connected with a motor. The output end of the motor is fixedly connected with a rotating shaft. The other end of the rotating shaft is key-connected with a gear. Outside the gear, there is an annular rack belt. Outside the annular rack belt, there is a first sliding plate. Inside one side of the first sliding plate close to the annular rack belt, there is a first sliding groove. Inside the first sliding groove, there is a first sliding block. One side of the first sliding block close to the annular rack belt is fixedly connected with a connecting rod. The connection mode between the connecting rod and the annular rack belt is a fixed connection. Above one side of the second housing close to the first screening mesh, there is a feed port.

[0007] Preferably, the mesh size of the first screening mesh is smaller than that of the second screening mesh.

[0008] Preferably, the connection mode between the first sliding plate and the second housing is a horizontal sliding connection, and the connection mode between the first sliding plate and the first sliding block is a vertical sliding connection.

[0009] Preferably, inside one side of the first sliding plate far from the annular rack belt, there is a first groove. The swinging mechanism includes a first connecting plate arranged inside the first groove. Inside the lower part of the first connecting plate, there is a sliding hole. Inside the sliding hole, there is a second sliding block. The lower end of the first sliding plate is fixedly connected with a second connecting plate. Inside the second connecting plate, there is a first guiding groove. Inside the first guiding groove, there is a first guiding rod. The connection mode between the first guiding rod and the second sliding block is a fixed connection. One inner wall of the second housing is communicated with a second guiding groove. Inside the second guiding groove, there is a second guiding rod. The connection between the second guiding rod and the first connecting plate is a fixed connection. The lower part of the second sliding block is fixedly connected with a first pushing plate. The outside of the first sliding plate is fixedly connected with a second pushing plate.

[0010] Preferably, the inner side surface of the first groove fits with the outer side surface of the first connecting plate, and the external structure of the first connecting plate is a cuboid.

[0011] Preferably, the width of the upper end of the second sliding block is greater than the width of the lower end of the second sliding block, and the outer side surface of the second sliding block fits with the inner side surface of the sliding hole.

[0012] Preferably, the external structure of the first guiding groove is wavy, and the cooperation mode between the first guiding groove and the first guiding rod is a clearance fit.

[0013] Preferably, the external structure of the second guiding groove is wavy, and the cooperation mode between the second guiding groove and the second guiding rod is a clearance fit.

[0014] A pre-screening mixing mechanism for a synchronous chip seal vehicle proposed by the present utility model, by setting a reciprocating mechanism and a swinging mechanism, starts the reciprocating mechanism to perform reciprocating motion during screening, drives the swinging mechanism to perform reciprocating swing, so that the chips can move under control and be pushed. Compared with the prior art, the chips will not quickly pass through the surface of the screening net due to gravity, and continuous screening can be carried out, thus achieving the purpose of better screening effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic three-dimensional structure diagram of the whole of the present utility model;

[0016] Figure 2 is a schematic front-sectional structure diagram of the second housing of the present utility model;

[0017] Figure 3 is a schematic left-sectional structure diagram of the second housing of the present utility model;

[0018] Figure 4 is of the present utility model Figure 3 schematic diagram of the structure at A therein;

[0019] Figure 5 is of the present utility model Figure 3 schematic diagram of the structure at B therein.

[0020] In the figure: 1, the first housing; 2, the stirring roller; 3, the first discharge port; 4, the reciprocating mechanism; 5, the swinging mechanism; 401, the second housing; 402, the first screening net; 403, the second screening net; 404, the second discharge port; 405, the motor; 406, the rotating shaft; 407, the gear; 408, the annular rack belt; 409, the first sliding plate; 410, the first chute; 411, the first slider; 412, the connecting rod; 413, the feed port; 6, the first groove; 501, the first connecting plate; 502, the sliding hole; 503, the second slider; 504, the second connecting plate; 505, the first guiding groove; 506, the first guiding rod; 507, the second guiding groove; 508, the second guiding rod; 509, the first pushing plate; 510, the second pushing plate. SPECIFIC IMPLEMENTATION SCHEMES

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0022] Please refer to Figures 1-5, the present utility model provides a technical solution: a pre-screening and mixing mechanism for a synchronous chip seal vehicle, including a first outer shell 1, a stirring roller 2 arranged inside the first outer shell 1, a first discharge port 3 arranged below the inside of the first outer shell 1, a reciprocating mechanism 4 arranged above the first outer shell 1, and a swinging mechanism 5 arranged between the reciprocating mechanism 4 and the first outer shell 1;

[0023] The reciprocating mechanism 4 includes a second outer shell 401 fixedly connected above the first outer shell 1. Inside the lower side of the second outer shell 401, a first screening mesh 402 is arranged. Inside the middle lower part of the second outer shell 401, a second screening mesh 403 is arranged. The mesh of the first screening mesh 402 is smaller than that of the second screening mesh 403, so that smaller materials can be preferably discharged. Inside the other lower side of the second outer shell 401, a second discharge port 404 is arranged. The outside of the second outer shell 401 is fixedly connected with a motor 405. The output end of the motor 405 is fixedly connected with a rotating shaft 406. The other end of the rotating shaft 406 is key-connected with a gear 407. An annular rack belt 408 is arranged outside the gear 407. A first sliding plate 409 is arranged outside the annular rack belt 408. The connection mode between the first sliding plate 409 and the second outer shell 401 is a horizontal sliding connection, and the connection mode between the first sliding plate 409 and the first slider 411 is a vertical sliding connection, so that the first slider 411 can move horizontally and vertically. Inside the side of the first sliding plate 409 close to the annular rack belt 408, a first sliding groove 410 is arranged. Inside the first sliding groove 410, a first slider 411 is arranged. The side of the first slider 411 close to the annular rack belt 408 is fixedly connected with a connecting rod 412. The connection mode between the connecting rod 412 and the annular rack belt 408 is a fixed connection. Above the side of the second outer shell 401 close to the first screening mesh 402, a feed inlet 413 is arranged.

[0024] On the inner side of the side of the first slide plate 409 away from the annular rack belt 408, a first groove 6 is provided. The swing mechanism 5 includes a first connecting plate 501 disposed on the inner side of the first groove 6. The inner side surface of the first groove 6 is in contact with the outer side surface of the first connecting plate 501, and the outer appearance structure of the first connecting plate 501 is a cuboid, so that the first connecting plate 501 will not rotate when moving inside the first groove 6. A sliding hole 502 is provided inside the lower part of the first connecting plate 501, and a second slider 503 is provided inside the sliding hole 502. The lower end of the first slide plate 409 is fixedly connected to a second connecting plate 504. A first guiding groove 505 is provided inside the second connecting plate 504, and a first guiding rod 506 is provided inside the first guiding groove 505. The first guiding rod 506 is fixedly connected to the second slider 503. A second guiding groove 507 communicates with the inner wall of one side of the second housing 401, and a second guiding rod 508 is provided inside the second guiding groove 507. The second guiding rod 508 is fixedly connected to the first connecting plate 501. A first pushing plate 509 is fixedly connected to the lower part of the second slider 503, and a second pushing plate 510 is fixedly connected to the outer side of the first slide plate 409. The width of the upper end of the second slider 503 is greater than the width of the lower end of the second slider 503, and the outer side surface of the second slider 503 is in contact with the inner side surface of the sliding hole 502, so that the second slider 503 will not rotate when moving inside the sliding hole 502. The outer appearance structure of the first guiding groove 505 is wavy, and the cooperation mode between the first guiding groove 505 and the first guiding rod 506 is clearance fit, so that the first guiding rod 506 can swing when moving inside the first guiding groove 505. The outer appearance structure of the second guiding groove 507 is wavy, and the cooperation mode between the second guiding groove 507 and the second guiding rod 508 is clearance fit, so that the second guiding rod 508 can swing when moving inside the second guiding groove 507.

[0025] When screening, crushed stones enter from the feed inlet 413. Start the motor 405, the rotating shaft 406 and the gear 407 to rotate, drive the annular rack belt 408 and the connecting rod 412 to rotate, so that the connecting rod 412 pushes the first slider 411 and the first sliding plate 409 to move horizontally, making the second push plate 510 move horizontally, and pushing the crushed stones to move horizontally along the first screening mesh 402 and the second screening mesh 403, so that the crushed stones smaller than the marked size fall down first. The materials meeting the standard size enter the inside of the first housing 1, and the crushed stones larger than the marked size fall out from the second discharge port 404, making the first connecting plate 501 arranged inside the first groove 6 move horizontally, driving the first guide rod 506 to move inside the first guide groove 505, so that the first guide rod 506 is pushed by the edge of the first guide groove 505, driving the first connecting plate 501 to move up and down, driving the sliding hole 502 and the second slider 503 to move up and down, driving the second guide rod 508 to swing along the direction of the sliding hole 502 under the push of the second guide groove 507, driving the first push plate 509 to swing, and pushing the crushed stones to be re-sorted. The crushed stones will not pass quickly from the surface of the screening mesh due to gravity, and continuous screening can be carried out, so as to improve the screening effect.

[0026] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or elements inherent to such process, method, article or device.

[0027] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pre-screening and mixing mechanism for a synchronous chip seal vehicle, comprising a first housing (1), a stirring roller (2) arranged inside the first housing (1), and a first discharge port (3) arranged at the lower part of the first housing (1), characterized in that: A reciprocating mechanism (4) is arranged above the first shell (1), and a swinging mechanism (5) is arranged between the reciprocating mechanism (4) and the first shell (1); The reciprocating mechanism (4) comprises a second housing (401) fixedly connected to the top of the first housing (1); a first screening net (402) is arranged inside a lower side of the second housing (401); a second screening net (403) is arranged inside a lower middle of the second housing (401); a second discharge port (404) is arranged inside the other lower side of the second housing (401); a motor (405) is fixedly connected to the outer side of the second housing (401); a rotating shaft (406) is fixedly connected to the output end of the motor (405); a gear (407) is keyed to the other end of the rotating shaft (406); the outer side of the gear (407) is fixedly connected to the output end of the motor (405); a gear (407) is keyed to the other end of the rotating shaft (406); A ring-shaped rack belt (408) is arranged on the side, a first slide plate (409) is arranged on the outer side of the ring-shaped rack belt (408), a first slide groove (410) is arranged inside the first slide groove (410) on the side close to the ring-shaped rack belt (408), a first slider (411) is arranged on the inner side of the first slide groove (410), a connecting rod (412) is fixedly connected to the side of the first slider (411) close to the ring-shaped rack belt (408), the connecting rod (412) and the ring-shaped rack belt (408) are connected in a fixed manner, and a feed port (413) is arranged inside the upper part of the second shell (401) on the side close to the first screening net (402).

2. The pre-screening and mixing mechanism for a synchronous chip seal vehicle according to claim 1, characterized in that: The mesh size of the first screening net (402) is smaller than the mesh size of the second screening net (403).

3. The pre-screening and mixing mechanism for a synchronous chip seal vehicle according to claim 1, characterized in that: The first slide plate (409) is connected to the second housing (401) in a transverse sliding connection, and the first slide plate (409) is connected to the first sliding block (411) in a vertical sliding connection.

4. The pre-screening and mixing mechanism for a synchronous chip seal vehicle according to claim 1, characterized in that: A first groove (6) is provided inside the first slide plate (409) at a side away from the annular rack belt (408); the swing mechanism (5) comprises a first connecting plate (501) provided inside the first groove (6); a sliding hole (502) is provided inside the lower part of the first connecting plate (501); a second sliding block (503) is provided inside the sliding hole (502); a second connecting plate (504) is fixedly connected to the lower end of the first slide plate (409); a first guide groove (505) is provided inside the second connecting plate (504); the first guide groove (505) A first guide rod (506) is provided on the inner side, and the first guide rod (506) is connected to the second slider (503) in a fixed connection manner; a second guide groove (507) is connected to the inner wall of one side of the second shell (401); a second guide rod (508) is provided on the inner side of the second guide groove (507); the second guide rod (508) is connected to the first connecting plate (501) in a fixed connection; a first push plate (509) is fixedly connected to the lower side of the second slider (503); and a second push plate (510) is fixedly connected to the outer side of the first slide plate (409).

5. The pre-screening and mixing mechanism for a synchronous chip seal vehicle according to claim 4, characterized in that: The inner side surface of the first groove (6) is in contact with the outer side surface of the first connecting plate (501), and the appearance structure of the first connecting plate (501) is a rectangular parallelepiped.

6. The pre-screening and mixing mechanism for a synchronous chip seal vehicle according to claim 4, characterized in that: The width of the upper end of the second sliding block (503) is greater than the width of the lower end of the second sliding block (503), and the outer side surface of the second sliding block (503) is in contact with the inner side surface of the sliding hole (502).

7. The pre-screening and mixing mechanism for a synchronous chip seal vehicle according to claim 4, characterized in that: The appearance structure of the first guide groove (505) is wave-shaped, and the first guide groove (505) and the first guide rod (506) are matched in a clearance fit.

8. The pre-screening and mixing mechanism for a synchronous chip seal vehicle according to claim 4, characterized in that: The appearance structure of the second guide groove (507) is wave-shaped, and the matching mode between the second guide groove (507) and the second guide rod (508) is clearance matching.

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