Hydraulic control device of concrete core wall paver

Abstract

The utility model discloses a concrete core wall paver hydraulic control device which comprises an outer shell, a bolt groove is formed in the corner of the front end of the side wall of the outer shell, an inserting groove is formed in the back end of the side wall of the outer shell, grooves are distributed in one side of the inserting groove, one end of each groove is communicated with a lock hole, and the other end of each groove is communicated with a hydraulic cylinder. A through hole is formed in the top of an inner cavity of the outer shell, a side cover is distributed on one side of the outer shell, and an insertion block is arranged on the side, close to the outer shell, of the side cover; according to the hydraulic control device, the side cover, the inserting block, the protruding block and the locking rod are combined, so that the side cover and the outer shell can be conveniently and rapidly disassembled and assembled in the follow-up process, then the hydraulic control device can be rapidly replaced or overhauled when electronic elements in the hydraulic control device are damaged, practicability is higher, and when the side cover and the outer shell are connected in a clamped mode, the service life of the hydraulic control device is prolonged. When the side cover is locked, the inserting block is input into the inner side of the inserting groove, the protruding block is clamped in the groove, and then the lock rod is input into the inner side of the lock hole, so that the side cover is rapidly positioned.

Description

Technical Field

[0001] The utility model relates to the field of a hydraulic control device for a concrete core wall paver, in particular to a hydraulic control device for a concrete core wall paver. Background Art

[0002] Asphalt concrete core wall paving special machinery and equipment has become the key to the construction of the center wall of asphalt concrete core wall rockfill dam. At present, the existing asphalt concrete core wall paving special equipment in the Chinese market is modified from the highway asphalt paver. Its general structural layout is that the asphalt hopper is set at the front of the whole machine body, and the asphalt material is sent to the rear through the forming bin for paving by the scraper conveyor chain; the sand and gravel transition material is set at the rear of the whole machine body, and the material is spread on both sides of the paved asphalt material. During the paving process, the two materials are separated by a mobile template;

[0003] For example, in the hydraulic control device of an asphalt concrete core wall paver disclosed in the utility model with authorization announcement number CN215890630U, all cylinder control pressures are obtained through pressure reducing valves, so that the working pressures of all cylinders can be controlled. The working speed of the utility model is adjustable, the whole machine is stable, and there is no obvious jitter, meeting all requirements for mixed paving. However, most of the existing hydraulic control devices of concrete core wall pavers are integrated structures, and a large number of electronic components are installed on the inside of the hydraulic control device. Therefore, when the internal structure of the hydraulic control device is damaged, it is necessary to repair and replace the internal electronic components. However, the integrated structure will make the hydraulic control device more cumbersome in the subsequent maintenance process and have poor practicality. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a hydraulic control device for a concrete core wall paver, which can solve the problem that the control pressure of all cylinders in the existing hydraulic control device of a concrete core wall paver is obtained through a pressure reducing valve, so that the working pressure of all cylinders can be controlled. The utility model has adjustable working speed, stable whole machine, and no obvious shaking phenomenon, thus meeting various requirements of mixed paving. However, the existing hydraulic control devices of concrete core wall paver are mostly integrated structures, and a large number of electronic components are installed on the inside of the hydraulic control device. Therefore, when the internal structure of the hydraulic control device is damaged, it is necessary to implement maintenance and replacement of the internal electronic components. However, the integrated structure will cause the hydraulic control device to be more cumbersome in the subsequent maintenance process, and has technical problems of poor practicality.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a hydraulic control device of a concrete core wall paver, comprising an outer shell, a bolt groove is provided at the front end corner of the side wall of the outer shell, a slot is provided at the back end of the side wall of the outer shell, and a groove is distributed on one side of the slot, one end of the groove is connected to a lock hole, a through hole is provided on the top of the inner cavity of the outer shell, a side cover is distributed on one side of the outer shell, and an insert block is provided on the side of the side cover close to the outer shell, a protrusion is distributed under the insert block, and a return spring is fixedly connected to the inner cavity of the protrusion, the other end of the return spring is connected to a locking rod, and an auxiliary slide is sleeved on the outer side of one end of the locking rod, positioning bolts are penetrated at the corners of the side cover, and a ventilation structure is provided on the inner side of the top of the outer shell.

[0006] As a preferred technical solution of the utility model, the ventilation structure includes a ventilation cavity and an air inlet groove. The ventilation cavity is opened on the inner side of the top end of the outer shell, and one side of the ventilation cavity is connected to the air inlet groove.

[0007] As a preferred technical solution of the utility model, the inner cavity of the ventilation cavity is provided with a filter cotton plate, and a guide seat is distributed on one side of the filter cotton plate, a guide groove is opened on the side wall of one end of the guide seat, a fan is installed in the inner cavity of the guide seat, and a honeycomb carbon plate is distributed on one side of the fan.

[0008] As a preferred technical solution of the present utility model, the slots are equidistantly distributed on the side wall of the outer shell, and the slots and the outer shell form an integrated structure.

[0009] As a preferred technical solution of the utility model, the locking rod is slidably connected to the protrusion through the return spring, and the outer diameter of the locking rod is matched with the inner diameter of the locking hole.

[0010] As a preferred technical solution of the utility model, the guide grooves are evenly distributed on the inner side wall of one end of the guide seat, and the guide grooves are opened in an inclined shape.

[0011] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0012] 1. The side cover, plug, convex block and locking rod are combined to facilitate the subsequent rapid disassembly and installation between the side cover and the outer shell, so that the electronic components inside the hydraulic control device can be quickly replaced or repaired when they are damaged. The practicality is higher. When the side cover is connected with the outer shell, the plug is input into the inner side of the slot, and the convex block is engaged in the groove, and then the locking rod is input into the inner side of the lock hole, so as to realize the rapid positioning of the side cover;

[0013] 2. Combined with the fan, filter cotton plate and honeycomb carbon plate, it is convenient to carry out effective air cooling and temperature reduction treatment on the internal structure of the hydraulic control device, so as to prevent the high temperature generated by the electronic components inside the hydraulic control device from affecting the normal operation of the entire device and causing unnecessary trouble. When the fan is working, it will generate wind force to draw the outside air into the inner side of the ventilation cavity, so that the air can be used to carry out air cooling and temperature reduction treatment on the structure inside the outer shell, while the filter cotton plate and honeycomb carbon plate are used for filtering and purifying the air. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of the hydraulic control device of the concrete core wall paver of the utility model;

[0015] Figure 2 This is a schematic diagram of the side cover structure of the hydraulic control device of the concrete core wall paver of the utility model;

[0016] Figure 3 This is a schematic diagram of the internal structure of the outer shell of the hydraulic control device of the concrete core wall paver of the utility model;

[0017] Figure 4 This is a schematic diagram of the cross-sectional structure of the outer shell of the hydraulic control device of the concrete core wall paver of the utility model;

[0018] Among them: 1. outer shell; 2. bolt groove; 3. slot; 4. groove; 5. lock hole; 6. through hole; 7. side cover; 8. plug-in block; 9. bump; 10. reset spring; 11. lock rod; 12. auxiliary slide plate; 13. positioning bolt; 14. ventilation cavity; 15. air inlet groove; 16. filter cotton plate; 17. guide seat; 18. guide groove; 19. fan; 20. honeycomb carbon plate. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.

[0020] Example

[0021] Please refer to Figure 1As shown, the utility model provides a hydraulic control device for a concrete core wall paver, comprising an outer shell 1, a bolt groove 2 is provided at the front corner of the side wall of the outer shell 1, a slot 3 is provided at the back end of the side wall of the outer shell 1, and a groove 4 is distributed on one side of the slot 3, and a lock hole 5 is connected to one end of the groove 4, a through hole 6 is provided at the top of the inner cavity of the outer shell 1, a side cover 7 is distributed on one side of the outer shell 1, and an insert block 8 is provided on the side of the side cover 7 close to the outer shell 1, a protrusion 9 is distributed below the insert block 8, and a reset spring 10 is fixedly connected to the inner cavity of the protrusion 9, the other end of the reset spring 10 is connected to a locking rod 11, and an auxiliary slide plate 12 is sleeved on the outer side of one end of the locking rod 11, a positioning bolt 13 is penetrated at the corner of the side cover 7, and a ventilation structure is provided on the inner side of the top of the outer shell 1;

[0022] When in use, first install the electronic components on the inner side of the outer shell 1, and then realize the stable connection between the side covers 7 on both sides and the outer shell 1. After the electronic components are assembled, it is only necessary to power on the entire structure to work normally, which is convenient for the subsequent control of the concrete core wall paver.

[0023] As a further implementation of this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, a bolt groove 2 is provided at the front corner of the side wall of the outer shell 1, a slot 3 is provided at the back end of the side wall of the outer shell 1, and a groove 4 is distributed on one side of the slot 3, the slots 3 are equidistantly distributed on the side wall of the outer shell 1, and the slot 3 and the outer shell 1 form an integrated structure, one end of the groove 4 is connected with a lock hole 5, a through hole 6 is provided at the top of the inner cavity of the outer shell 1, a side cover 7 is distributed on one side of the outer shell 1, and an insert block 8 is provided on the side of the side cover 7 close to the outer shell 1, a protrusion 9 is distributed below the insert block 8, and a return spring 10 is fixedly connected to the inner cavity of the protrusion 9, a locking rod 11 is connected to the other end of the return spring 10, and an auxiliary slide plate 12 is sleeved on the outer side of one end of the locking rod 11, the locking rod 11 is slidably connected to the protrusion 9 through the return spring 10, and the outer diameter of the locking rod 11 is adapted to the inner diameter of the lock hole 5, a positioning bolt 13 is penetrated at the corner of the side cover 7, and a ventilation structure is provided on the inner side of the top of the outer shell 1;

[0024] When it is necessary to realize the quick installation between the side cover 7 and the outer shell 1, the side cover 7 is first connected to the outer shell 1, and then the sealing gasket provided on the inner wall of the side cover 7 is engaged with the through groove provided on the side wall of the outer shell 1, and the plug block 8 is engaged with the inner side of the slot 3 to realize the preliminary positioning of the side cover 7, and the protrusion 9 is engaged with the inner side of the groove 4. When the two are fully engaged, the reverse force generated by the deformation of the return spring 10 pushes the locking rod 11, and then one end of the locking rod 11 is input into the inner side of the locking hole 5, so as to realize the positioning of the side cover 7, and then one end of the positioning bolt 13 is input into the inner side of the bolt groove 2, so as to realize the effective positioning of the side cover 7;

[0025] As a further implementation of this embodiment, Figure 1 , Figure 2 and Figure 4 As shown, the ventilation structure includes a ventilation cavity 14 and an air inlet groove 15, the ventilation cavity 14 is opened on the inner side of the top end of the outer shell 1, and one side of the ventilation cavity 14 is connected to the air inlet groove 15, the inner cavity of the ventilation cavity 14 is provided with a filter cotton plate 16, and a guide seat 17 is distributed on one side of the filter cotton plate 16, and a guide groove 18 is opened on the side wall of one end of the guide seat 17, and the guide groove 18 is equidistantly distributed on the inner side wall of one end of the guide seat 17, and the guide groove 18 is opened in an inclined shape, and a fan 19 is installed in the inner cavity of the guide seat 17, and a honeycomb carbon plate 20 is distributed on one side of the fan 19;

[0026] When the interior of the outer shell 1 generates high temperature due to the operation of the electronic components, the fan 19 works to draw the outside air into the inner side of the ventilation cavity 14 through the air inlet groove 15, and then the air passes through the filter cotton plate 16, and the filter cotton plate 16 is used to perform preliminary filtering treatment on the air, and the impurities mixed in the air are preliminarily removed, and then the air flows along the guide groove 18 opened on the inner side wall of the guide seat 17, and then under the action of the fan 19, the air passes through the honeycomb carbon plate 20, and the honeycomb carbon plate 20 is used to further filter and purify the air, so that the impurities mixed in the air can be effectively removed, and then the treated air is input into the inner side of the outer shell 1 through the through hole 6, so as to achieve the cooling treatment of the internal structure of the outer shell 1;

[0027] Specific working principle:

[0028] When in use, first install the electronic components on the inner side of the outer shell 1. When the electronic components are assembled, you only need to power on the entire structure to work normally, which is convenient for the subsequent control of the concrete core wall paver. When it is necessary to quickly install the side cover 7 and the outer shell 1, first connect the side cover 7 to the outer shell 1, and then the sealing gasket provided on the inner wall of the side cover 7 will be engaged in the through groove opened on the side wall of the outer shell 1, and the plug block 8 will be engaged on the inner side of the slot 3 to achieve the preliminary positioning of the side cover 7, and the protrusion 9 will be engaged and connected to the inner side of the groove 4. When the two are fully engaged, the reverse force generated by the deformation of the reset spring 10 will push the locking rod 11, and then input one end of the locking rod 11 into the inner side of the locking hole 5, so as to achieve the positioning of the side cover 7, and then input one end of the positioning bolt 13 into the bolt groove 2. The inner side can be used to achieve effective positioning of the side cover 7, and when the interior of the outer shell 1 generates high temperature due to the operation of the electronic components, the fan 19 works to draw the outside air into the inner side of the ventilation cavity 14 through the air inlet groove 15, and then the air passes through the filter cotton plate 16, and the filter cotton plate 16 is used to perform preliminary filtering treatment on the air, and the impurities mixed in the air are preliminarily removed, and then the air circulates along the guide groove 18 opened on the inner wall of the guide seat 17, and then under the action of the fan 19, the air passes through the honeycomb carbon plate 20, and the honeycomb carbon plate 20 is used to further filter and purify the air, so that the impurities mixed in the air can be effectively removed, and then the treated air is input to the inner side of the outer shell 1 through the through hole 6, so as to achieve the cooling treatment of the internal structure of the outer shell 1.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A hydraulic control device for a concrete core wall paver, comprising an outer shell (1), characterized in that: A bolt slot (2) is provided at a front corner of the side wall of the outer shell (1), a slot (3) is provided at a back end of the side wall of the outer shell (1), and a groove (4) is provided on one side of the slot (3), one end of the groove (4) is connected to a lock hole (5), a through hole (6) is provided at the top of the inner cavity of the outer shell (1), a side cover (7) is provided on one side of the outer shell (1), and an insert block (8) is provided on the side of the side cover (7) close to the outer shell (1), a convex block (9) is provided below the insert block (8), and a return spring (10) is fixedly connected to the inner cavity of the convex block (9), the other end of the return spring (10) is connected to a lock rod (11), and an auxiliary slide plate (12) is sleeved on the outer side of one end of the lock rod (11), a positioning bolt (13) is penetrated at the corner of the side cover (7), and a ventilation structure is provided on the inner side of the top of the outer shell (1).

2. A hydraulic control device for a concrete core wall paver according to claim 1, characterized in that: The ventilation structure comprises a ventilation cavity (14) and an air inlet groove (15); the ventilation cavity (14) is opened on the inner side of the top end of the outer shell (1), and one side of the ventilation cavity (14) is connected to the air inlet groove (15).

3. A hydraulic control device for a concrete core wall paver according to claim 2, characterized in that: The inner cavity of the ventilation cavity (14) is provided with a filter cotton plate (16), and a guide seat (17) is distributed on one side of the filter cotton plate (16), a guide groove (18) is opened on one end side wall of the guide seat (17), a fan (19) is installed in the inner cavity of the guide seat (17), and a honeycomb carbon plate (20) is distributed on one side of the fan (19).

4. A hydraulic control device for a concrete core wall paver according to claim 1, characterized in that: The slots (3) are distributed at equal intervals on the side wall of the outer shell (1), and the slots (3) and the outer shell (1) form an integrated structure.

5. The hydraulic control device for a concrete core wall paver according to claim 1, characterized in that: The locking rod (11) is slidably connected to the protrusion (9) via the return spring (10), and the outer diameter of the locking rod (11) is adapted to the inner diameter of the locking hole (5).

6. A hydraulic control device for a concrete core wall paver according to claim 3, characterized in that: The guide grooves (18) are equidistantly distributed on the inner side wall of one end of the guide seat (17), and the guide grooves (18) are opened in an inclined shape.

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