Hydraulic valve group for automatic switching of high-pressure system and low-pressure system of packing machine

Abstract

The utility model relates to a hydraulic valve bank for automatic switching of a high-pressure system and a low-pressure system of a packing machine, which belongs to the technical field of hydraulic valve banks and comprises a mounting pipe, a positioning adjusting ring is fixedly mounted at one end of the mounting pipe, a connecting threaded pipe is mounted in the positioning adjusting ring, and a single-valve adjusting structure is mounted at the upper end of the connecting threaded pipe. A multi-threshold hydraulic valve with different threshold values is installed on one side of the single-valve adjusting structure, a hydraulic sensor is installed at the other end of the multi-threshold hydraulic valve, a sealing cover plate is installed at the other end of the single-valve adjusting structure, and through the combined structure, the hydraulic gradient controlled by the device can be rapidly adjusted, the control range of the device can be flexibly adjusted, and the control precision of the device is improved. The rotating motor is used for pushing the multi-threshold hydraulic valves in the device to synchronously rotate, the overall connecting direction of the device is rapidly adjusted, the single-valve adjusting device is used, the connecting direction of the multi-threshold hydraulic valves can be rapidly adjusted, and the using flexibility of the device is improved.

Description

Technical Field

[0001] The utility model relates to a hydraulic valve group for automatically switching high and low pressure systems of a baling machine, belonging to the technical field of hydraulic valve groups. Background Art

[0002] A hydraulic baler is a mechanical device specially used for compressing and baling waste materials, garbage and other materials. It is usually composed of a hydraulic system, a compression system and an electrical control system, and can compress and pack various types of waste materials, garbage and other materials for easy transportation and resource utilization. The hydraulic valve group is a highly integrated component, usually composed of a valve block body, a hydraulic valve, auxiliary components, etc. Among them, the valve block body is used to fix and connect the hydraulic valve, and various types of hydraulic valves can be installed. The hydraulic valve is an important component for controlling parameters such as the flow direction, pressure and flow rate of the liquid in the hydraulic system. Auxiliary components include pipe joints, connecting flanges, process port plugs, oil circuit sealing rings, etc., which are used to connect and seal various components in the hydraulic system.

[0003] The structure of the existing hydraulic valve group is fixed during the manufacturing process. Both the valve connection direction and the number of valves inside the group are solidified. The scope of application is small and the use is not flexible enough. The specifications of the existing hydraulic balers are diverse. The existing hydraulic valve group cannot uniformly meet the needs of various hydraulic balers. Utility Model Content

[0004] The purpose of the utility model is to provide a hydraulic valve group for automatic switching of high and low pressure systems of a baler in order to solve the above problems, which can quickly adjust the output pressure of the external hydraulic device, improve the output utilization rate of the device, and reduce the energy consumption of the device.

[0005] The utility model achieves the above-mentioned purpose through the following technical scheme: a hydraulic valve group for automatic switching of high and low pressure systems of a baling machine, comprising a mounting tube, a positioning adjustment ring is fixedly installed on one end of the mounting tube, a connecting threaded tube is installed inside the positioning adjustment ring, a single valve adjustment structure is installed on the upper end of the connecting threaded tube, a multi-threshold hydraulic valve containing different thresholds is installed on one side of the single valve adjustment structure, a hydraulic sensor is installed on the other end of the multi-threshold hydraulic valve, and a sealing cover plate is installed on the other end of the single valve adjustment structure.

[0006] Preferably, in order to improve the connection effect of the device, a close-fitting bearing is embedded in the interior of the positioning adjustment ring, the connecting threaded tube is fixedly installed in the interior of the close-fitting bearing, and fixed connection holes are evenly opened around the positioning adjustment ring.

[0007] Preferably, in order to drive the positioning adjustment ring to rotate, a rotating motor is embedded on one side of the positioning adjustment ring, a driving gear is fixedly installed on the output end of the rotating motor, and a rotating gear ring is fixedly sleeved on the outer side of the connecting threaded tube, and the driving gear and the rotating gear ring are meshed with each other.

[0008] Preferably, in order to flexibly disassemble and assemble the device, the single valve adjustment structure includes a combined threaded tube, and the combined threaded tube and the connecting threaded tube are rotatably engaged with each other. A hexagonal adjustment ring is fixedly installed at one end of the combined threaded tube, and a directional adjustment tube is rotatably clamped on the upper surface of the hexagonal adjustment ring.

[0009] Preferably, in order to quickly adjust the connection direction of the multi-threshold hydraulic valve, arc-shaped connecting grooves are evenly opened around the lower end of the combined threaded tube, conical positioning grooves are evenly opened on the upper surface of the hexagonal adjustment ring, and directional clamps are evenly installed on the lower end of the directional adjustment tube, and the directional clamps and the conical positioning grooves are slidably engaged with each other.

[0010] Preferably, in order to improve the adjustment effect of the multi-threshold hydraulic valve, the lower end of the directional adjustment tube is evenly provided with support grooves, a support spring is fixedly installed inside the support groove, and the directional clamping block is fixedly installed at the other end of the support spring, and the directional clamping block and the support groove are slidably engaged with each other.

[0011] Preferably, in order to improve the raw material conveying effect inside the device, a combined thread groove is opened at the upper end of the directional adjustment tube, and the combined thread groove and the combined thread tube are rotatably engaged with each other. A conveying through hole is opened on one side of the directional adjustment tube, and the conveying through hole corresponds to the arc-shaped connecting groove, and the multi-threshold hydraulic valve and the conveying through hole are fixedly connected to each other.

[0012] Preferably, in order to flexibly adjust the connection direction of the device, a sealing threaded tube is fixedly installed on the lower surface of the sealing cover plate, and the sealing threaded tube and the combined threaded groove are rotatably engaged with each other. The lower end of the sealing threaded tube is evenly provided with arc-shaped connecting grooves, and the arc-shaped connecting grooves correspond to the conveying through hole.

[0013] The beneficial effects of the utility model are: through the combined structure, the hydraulic gradient controlled by the device can be quickly adjusted, the control range of the device can be flexibly adjusted, a rotating motor is used to drive the multi-threshold hydraulic valves in the device to rotate synchronously, the overall connection direction of the device can be quickly adjusted, and a single-valve adjustment device is used to quickly adjust the connection direction of each multi-threshold hydraulic valve, thereby improving the flexibility of the device when used. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1It is a schematic diagram of the overall structure of the utility model when used in combination.

[0015] Figure 2 It is a side sectional structural schematic diagram of the utility model when used in combination.

[0016] Figure 3 It is a structural explosion diagram of the utility model.

[0017] Figure 4 It is a structural schematic diagram of the directional adjustment tube part in the utility model.

[0018] In the figure: 1. Mounting tube; 2. Positioning adjustment ring; 201. Close-fitting bearing; 202. Rotating motor; 203. Rotating gear ring; 3. Connecting threaded tube; 4. Single valve adjustment structure; 401. Combined threaded tube; 402. Hexagonal adjustment ring; 403. Directional adjustment tube; 404. Directional clamp; 405. Support spring; 5. Multi-threshold hydraulic valve; 6. Hydraulic sensor; 7. Sealing cover plate; 701. Sealing threaded tube. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 As shown, a hydraulic valve group for automatic switching of high and low pressure systems of a baling machine includes a mounting tube 1, a positioning adjustment ring 2 is fixedly installed at one end of the mounting tube 1, a connecting threaded tube 3 is installed inside the positioning adjustment ring 2, a single valve adjustment structure 4 is installed at the upper end of the connecting threaded tube 3, a multi-threshold hydraulic valve 5 containing different thresholds is installed on one side of the single valve adjustment structure 4, a hydraulic sensor 6 is installed at the other end of the multi-threshold hydraulic valve 5, and a sealing cover plate 7 is installed at the other end of the single valve adjustment structure 4.

[0021] like Figure 2 As shown, a close-fitting bearing 201 is embedded in the interior of the positioning and adjusting ring 2, and the connecting threaded tube 3 is fixedly installed inside the close-fitting bearing 201. Fixed connecting holes are evenly opened around the positioning and adjusting ring 2 to improve the connection effect of the device.

[0022] like Figure 2As shown, a rotating motor 202 is embedded on one side of the positioning and adjusting ring 2, a driving gear is fixedly installed on the output end of the rotating motor 202, and a rotating gear ring 203 is fixedly sleeved on the outer side of the connecting threaded tube 3. The driving gear and the rotating gear ring 203 are meshed with each other to facilitate the positioning and adjusting ring 2 to rotate.

[0023] like Figure 2 As shown, the single valve adjustment structure 4 includes a combined threaded tube 401, which is rotatably engaged with the connecting threaded tube 3. A hexagonal adjustment ring 402 is fixedly installed on one end of the combined threaded tube 401, and a directional adjustment tube 403 is rotatably clamped on the upper surface of the hexagonal adjustment ring 402 to facilitate flexible disassembly and assembly of the device.

[0024] like Figure 2 As shown, arc-shaped connecting grooves are evenly arranged around the lower end of the combined threaded tube 401, conical positioning grooves are evenly arranged on the upper surface of the hexagonal adjustment ring 402, and directional clamping blocks 404 are evenly installed on the lower end of the directional adjustment tube 403. The directional clamping blocks 404 and the conical positioning grooves are slidably engaged with each other to facilitate rapid adjustment of the connection direction of the multi-threshold hydraulic valve 5.

[0025] like Figure 2 As shown, the lower end of the directional adjustment tube 403 is evenly provided with supporting grooves, and a supporting spring 405 is fixedly installed inside the supporting groove. The directional clamping block 404 is fixedly installed at the other end of the supporting spring 405, and the directional clamping block 404 and the supporting groove are slidably engaged with each other to improve the adjustment effect of the multi-threshold hydraulic valve 5.

[0026] like Figure 2 As shown, a combined thread groove is provided at the upper end of the directional adjustment tube 403, and the combined thread groove and the combined thread tube 401 are rotatably engaged with each other. A conveying through hole is provided on one side of the directional adjustment tube 403, and the conveying through hole and the arc-shaped connecting groove correspond to each other. The multi-threshold hydraulic valve 5 and the conveying through hole are fixedly connected to each other, so as to improve the raw material conveying effect inside the device.

[0027] like Figure 2 As shown, a sealing threaded tube 701 is fixedly installed on the lower surface of the sealing cover plate 7, and the sealing threaded tube 701 and the combined threaded groove are rotatably engaged with each other. The lower end of the sealing threaded tube 701 is evenly provided with arc-shaped connecting grooves, and the arc-shaped connecting grooves and the conveying through holes correspond to each other, so as to flexibly adjust the connection direction of the device.

[0028] When the utility model is in use, the user uses external bolts to fix the connection with the external device through the fixed connection hole, and fixes the connection with the output end of the external device through the installation pipe 1, selects an appropriate number of multi-threshold hydraulic valves 5 with different thresholds, arranges and combines them in sequence, and rotates and engages the combined threaded pipe 401 and the connecting deer nest pipe as needed, and rotates and engages the combined threaded pipe 401 and the combined threaded groove, so as to quickly combine and install the device together.

[0029] Rotating the multi-threshold hydraulic valve 5 drives the directional adjustment tube 403 to rotate, and the rotation of the directional adjustment tube 403 drives the directional clamping block 404 and the supporting slide groove to disengage from each other until the directional adjustment tube 403 rotates to an appropriate angle, and the elastic force of the support spring 405 pushes the directional clamping block 404 and the supporting slide groove to re-engage, thereby improving the fixing effect of the directional adjustment tube 403, and turning on the rotating motor 202 drives the driving gear to drive the rotating gear ring 203 to drive the connecting threaded tube 3 to rotate. The rotation of the connecting threaded tube 3 drives all the multi-threshold hydraulic valves 5 to rotate synchronously to an appropriate position, and the multi-threshold hydraulic valve 5 and the external device are fixedly connected to each other.

[0030] When the hydraulic pressure inside the device reaches a certain level, the liquid inside the device is output from the position of the multi-threshold hydraulic valve 5 with a lower threshold to the outside. The user turns on the hydraulic sensor 6 as needed. When the hydraulic pressure reaches the threshold of another multi-threshold hydraulic valve 5, the device controls two or more multi-threshold hydraulic valves 5 to output synchronously and control the multi-threshold hydraulic valves 5 to work. The multi-threshold hydraulic valves 5 that exceed the threshold range can also be automatically controlled by the hydraulic sensor 6 to be closed, thereby realizing rapid switching between the multi-threshold hydraulic valves 5 for separate use.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-limiting from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0032] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A hydraulic valve group for automatic switching of high and low pressure systems of a baler, characterized in that: The invention comprises a mounting tube (1), a positioning adjustment ring (2) being fixedly mounted on one end of the mounting tube (1), a connecting threaded tube (3) being mounted inside the positioning adjustment ring (2), a single valve adjustment structure (4) being mounted on the upper end of the connecting threaded tube (3), the single valve adjustment structure (4) comprising a combined threaded tube (401), the combined threaded tube (401) and the connecting threaded tube (3) being rotatably engaged with each other, a hexagonal adjustment ring (402) being fixedly mounted on one end of the combined threaded tube (401), a directional adjustment tube (403) being rotatably engaged on the upper surface of the hexagonal adjustment ring (402), arc-shaped connecting grooves being uniformly arranged around the lower end of the combined threaded tube (401), and a conical connecting groove being uniformly arranged on the upper surface of the hexagonal adjustment ring (402). Positioning groove, the lower end of the directional adjustment tube (403) is evenly installed with a directional clamping block (404), the directional clamping block (404) and the conical positioning groove are slidably engaged with each other, the lower end of the directional adjustment tube (403) is evenly opened with a supporting slide groove, the interior of the supporting slide groove is fixedly installed with a supporting spring (405), the directional clamping block (404) is fixedly installed on the other end of the supporting spring (405), the directional clamping block (404) and the supporting slide groove are slidably engaged with each other, a multi-threshold hydraulic valve (5) containing different thresholds is installed on one side of the single valve adjustment structure (4), the other end of the multi-threshold hydraulic valve (5) is installed with a hydraulic sensor (6), and the other end of the single valve adjustment structure (4) is installed with a sealing cover plate (7).

2. A hydraulic valve group for automatic switching of high and low pressure systems of a baler according to claim 1, characterized in that: A close-fitting bearing (201) is embedded and installed inside the positioning and adjusting ring (2), the connecting threaded tube (3) is fixedly installed inside the close-fitting bearing (201), and fixed connection holes are evenly opened around the positioning and adjusting ring (2).

3. The hydraulic valve group for automatic switching of high and low pressure systems of a baler according to claim 1, characterized in that: A rotating motor (202) is embedded and installed on one side of the positioning adjustment ring (2), a driving gear is fixedly installed on the output end of the rotating motor (202), a rotating gear ring (203) is fixedly sleeved on the outer side of the connecting threaded tube (3), and the driving gear and the rotating gear ring (203) are meshed with each other.

4. The hydraulic valve group for automatic switching of high and low pressure systems of a baler according to claim 1, characterized in that: A combined thread groove is provided at the upper end of the directional adjustment tube (403), and the combined thread groove and the combined thread tube (401) are rotatably engaged with each other. A conveying through hole is provided on one side of the directional adjustment tube (403), and the conveying through hole corresponds to the arc-shaped connecting groove. The multi-threshold hydraulic valve (5) and the conveying through hole are fixedly connected to each other.

5. A hydraulic valve group for automatic switching of high and low pressure systems of a baler according to claim 4, characterized in that: A sealing threaded tube (701) is fixedly mounted on the lower surface of the sealing cover plate (7), the sealing threaded tube (701) and the combined threaded groove are rotatably engaged with each other, and arc-shaped connecting grooves are evenly formed at the lower end of the sealing threaded tube (701), and the arc-shaped connecting grooves correspond to the conveying through hole.

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