CN219806491U - Mechanical compression device with reflux unit - Google Patents

Abstract

The utility model discloses a mechanical compression device with a reflux device, which includes a supercharging column, a reflux column and a pressure tank. The supercharging column and the reflux column are symmetrical cavity structures and are symmetrically fixed and installed on the upper surface of the combined base. The pressure tank is fixedly installed between the boosting column and the return column. An internal pressure cylinder is installed inside the pressure tank. A sealing core cylinder is slidably installed in the internal pressure cylinder. The lower end of the sealing core cylinder is integrally formed with Stamping station, a separation chamber is provided between the sealing core cylinder and the inner pressure cylinder, a reflux chamber is provided between the inner pressure cylinder and the pressure tank, a conduction hole is provided at the bottom end of the inner pressure cylinder, and the conduction hole Connect the reflux chamber and the compartment; by setting up a bridge hole and a pressure relief check valve in the hole, when the pressure in the sealed core cylinder exceeds the threshold during the compression process, the liquid flow overflows, thereby ensuring the overall pressure on the outside. Balance to avoid damage to the internal cylinder and barrel structure caused by unilateral pressure.

Description

A mechanical compression device with a reflux device

Technical field

The utility model belongs to the technical field of compression device applications, and specifically relates to a mechanical compression device with a reflux device.

Background technique

Mechanical compression device is a common method for squeezing large-volume objects to form regular compression bodies, thereby reducing the space occupied, or squeezing fluffy structures to make them compact, thereby ensuring the overall quality. , when performing mechanical compression, in order to ensure the value and temperature of the pressure increase, hydraulic injection is generally used to drive the device. The existing structure generally uses a pump body to increase pressure, but when the maximum pressure value is reached, it is easy to Causes overload damage to the internal drive cylinder, thereby shortening the overall service life.

Therefore, it is necessary to design a mechanical compression device with a return device.

Utility model content

The purpose of this utility model is to provide a mechanical compression device with a reflux device to solve the problems raised in the above background technology.

In order to solve the above technical problems, the present utility model provides the following technical solutions:

A mechanical compression device with a reflux device, including a boosting column, a reflux column and a pressure tank. The boosting column and the reflux column are symmetrical cavity structures and are symmetrically fixed and installed on the upper surface of the combined base. The pressure tank is fixed It is installed between the boosting column and the return column. The pressure tank is equipped with an internal pressure cylinder. A sealing core cylinder is slidably installed in the internal pressure cylinder. The lower end of the sealing core cylinder is integrally formed with a stamping table. There is a partition cavity between the sealing core cylinder and the internal pressure cylinder, a reflux chamber is provided between the internal pressure cylinder and the pressure tank, and a conductive hole is provided at the bottom end of the internal pressure cylinder, and the conductive hole connects the reflux cavity and the partition. cavity, the upper end of the pressure tank is embedded with a cover, the cover is provided with an inflow connection hole and a return flow connection hole, a bridge hole is provided between the inflow connection hole and the return flow connection hole, and the bridge hole is embedded with a Pressure relief one-way valve, the boosting column is connected to the inflow connection hole through the injection pipe, and the return flow column is connected to the return flow connection hole through the return pipe.

According to the above technical solution, a first oil storage tank is embedded in the cavity of the booster column, a first oil pump is fixedly installed on the side wall of the cavity of the booster column, and the suction pipe of the first oil pump is placed in the first storage tank. In the oil tank, the pump oil pipe of the first oil pump is connected to the injection pipe.

According to the above technical solution, a second oil storage tank is embedded in the cavity of the return column, a second oil pump is fixedly installed on the side wall of the cavity of the return column, and the suction pipe of the second oil pump is placed in the second oil storage tank. , the pump oil pipe of the second oil pump is connected to the return pipe.

According to the above technical solution, a circulation pipe is connected between the boosting column and the return column, one end of the circulation pipe is connected to the first oil storage tank, and the other end of the circulation pipe is connected to the second oil storage tank.

According to the above technical solution, the bottom of the pressure tank is integrally formed with a sealing edge, and the lower end of the internal pressure cylinder is embedded in the sealing edge.

According to the above technical solution, the upper end edge of the inner pressure cylinder is provided with an inlay groove, and a sealing ring is embedded in the inlay groove.

According to the above technical solution, the stamping table is circular and has the same diameter as the pressure tank.

Compared with the existing technology, the beneficial effects achieved by this utility model are:

The utility model provides a mechanical compression device with a backflow device by arranging a bridge hole and a pressure relief check valve in the hole, so that when the pressure in the sealed core cylinder exceeds the threshold during the compression process, the liquid flow overflows, thereby causing the liquid flow to overflow. Ensure the balance of the overall pressure on the outside to avoid damage to the internal cylinder and barrel structure caused by unilateral pressure.

Description of the drawings

The accompanying drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification. They are used to explain the present utility model together with the embodiments of the present utility model, and do not constitute a limitation of the present utility model. In the attached picture:

Figure 1 is a schematic three-dimensional structural diagram from one perspective of an embodiment of the present utility model;

Figure 2 is a schematic diagram of the three-dimensional structure of the embodiment of the present utility model from two perspectives;

Figure 3 is a schematic cross-sectional structural diagram of a booster column according to an embodiment of the present utility model;

Figure 4 is a schematic cross-sectional structural diagram of a reflow column according to an embodiment of the present utility model;

Figure 5 is a schematic cross-sectional structural diagram of a pressure tank according to an embodiment of the present invention.

In the picture: 1. Boosting column; 2. Return column; 3. Pressure tank; 4. Combined base; 5. Stamping table; 6. Capping; 7. Injection pipe; 8. Return pipe; 9. Circulation pipe; 10. The first oil storage tank; 11. The first oil pump; 12. The second oil storage tank; 13. The second oil pump; 14. Internal pressure cylinder; 15. Sealing core cylinder; 16. Through hole; 17. Compartment cavity; 18 , return chamber; 19. Inflow connection hole; 20. Return flow connection hole; 21. Pressure relief check valve.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Please refer to Figures 1-5. The present utility model provides a technical solution: a mechanical compression device with a reflux device, including a boosting column 1, a reflux column 2 and a pressure tank 3. The boosting column 1 and the reflux column 2 are symmetrical. It has a cavity structure and is symmetrically fixed on the upper surface of the combined base 4. The pressure tank 3 is fixedly installed between the boosting column 1 and the return column 2. The pressure tank 3 is equipped with an internal pressure cylinder 14. A sealing core cylinder 15 is slidably installed in the pressure cylinder 14. The lower end of the sealing core cylinder 15 is integrally formed with a stamping table 5. A compartment 17 is provided between the sealing core cylinder 15 and the inner pressure cylinder 14. The inner pressure cylinder There is a reflux chamber 18 between 14 and the pressure tank 3. The bottom end of the internal pressure cylinder 14 is provided with a conductive hole 16, and the conductive hole 16 connects the reflux chamber 18 and the partition chamber 17. The upper end of the pressure tank 3 is embedded A cover 6 is installed. The cover 6 is provided with an inflow connection hole 19 and a return flow connection hole 20. A bridge hole is provided between the inflow connection hole 19 and the return flow connection hole 20, and a pressure relief unit is embedded in the bridge hole. Toward the valve 21 , the boosting column 1 is connected to the inflow connection hole 19 through the injection pipe 7 , and the return column 2 is connected to the return flow connection hole 20 through the return pipe 8 .

The boosting column 1 and the return column 2 are the main support and installation structures, and also provide an installation basis for the internal universal liquid flow pressurization and liquid recovery structure. The pressure tank 3 provides a sealed installation space for the internal hydraulic drive structure. The internal pressure cylinder 14 It cooperates with the sealed inner cylinder to form a hydraulic drive structure, and the partition chamber 17 and the return chamber 18 formed between each other form a connected cavity structure under the action of the conductive hole 16 to ensure the overall liquid flow connectivity. The injection pipe 7 The sealing core tube is connected to the booster column 1, the return pipe 8 connects the return chamber 18 and the return column 2, the inflow connection hole and the return connection hole 20 are connected through the bridge hole, and the pressure relief check valve 21 is embedded to form a threshold. The backflow structure is used to balance the internal and external pressures of the sealing core barrel 15.

Specifically, the first oil storage tank 10 is embedded in the cavity of the booster column 1, the first oil pump 11 is fixedly installed on the side wall of the cavity of the booster column 1, and the suction pipe of the first oil pump 11 is installed. In the first oil storage tank 10 , the pump oil pipe of the first oil pump 11 is connected to the injection pipe 7 .

The first oil storage tank 10 provides a storage space for the hydraulic oil used for boosting. The first oil pump 11 has a bidirectional pump structure, which can be used to boost the pump oil or recover the pump oil, and then effectively connect the oil circuit through the injection pipe 7 .

Specifically, a second oil storage tank 12 is embedded in the cavity of the return column 2, a second oil pump 13 is fixedly installed on the side wall of the cavity of the return column 2, and the suction pipe of the second oil pump 13 is placed on the second oil pump 13. In the second oil storage tank 12, the pump oil pipe of the second oil pump 13 is connected to the return pipe 8.

The second oil storage tank 12 provides storage space for the hydraulic oil that overflows back. The second oil pump 13 has a bidirectional pump structure, which can recover the hydraulic oil that overflows and at the same time supplement the hydraulic pressure during the reset of the device, and then through The return pipe 8 effectively connects the oil circuit.

Specifically, a circulation pipe 9 is connected between the boosting column 1 and the return column 2 . One end of the circulation pipe 9 is connected to the first oil storage tank 10 , and the other end of the circulation pipe 9 is connected to the second oil storage tank 12 .

The first oil storage tank 10 and the second oil storage chamber are connected through the circulation pipe 9 to ensure an effective circulation balance of the internal hydraulic oil, thereby avoiding the need for frequent oil replenishment.

Specifically, the bottom of the pressure tank 3 is integrally formed with a sealing edge, and the lower end of the inner pressure cylinder 14 is embedded in the sealing edge.

The sealing edge forms a limiting structure to facilitate effective positioning and installation while increasing the internal sealing.

Specifically, the upper end edge of the inner pressure cylinder 14 is provided with an inlay groove, and a sealing ring is embedded in the inlay groove.

The embedded assembly of the cover 6 forms an internal isolation sealing structure and ensures sealing performance.

Specifically, the punching table 5 is circular and has the same diameter as the pressure tank 3 .

By having the same diameter, smooth movement is ensured during use.

Working principle: When the device is powered on, the first oil pump 11 and the second oil pump 13 are controlled. The first oil pump 11 pumps hydraulic oil into the sealing core 15 in the pressure tank 3, so that the sealing core 15 pushes the stamping table 5 to work. , when the stamping limit is reached and the pressure in the sealing core 15 reaches the threshold, the pressure relief check valve 21 releases the pressure, allowing the hydraulic oil to flow back through the return chamber 18 while compensating the pressure of the compartment 17, thereby ensuring the sealing core. 15. Balance of internal and external pressure.

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 that these entities or operations are mutually exclusive. any such actual relationship or sequence exists between them. Furthermore, the terms "comprises," "comprises," or any other variations thereof are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that includes a list of elements includes not only those elements, but also those not expressly listed other elements, or elements inherent to the process, method, article or equipment.

Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions recorded in the foregoing embodiments, or to make equivalent replacements for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (7)

1. A mechanical compression device having a reflow apparatus, characterized in that: including booster column (1), backward flow stand (2) and overhead tank (3), booster column (1) and backward flow stand (2) are symmetrical cavity structure, and symmetrical fixed mounting is in combination base (4) upper surface, overhead tank (3) fixed mounting is between booster column (1) and backward flow stand (2), overhead tank (3) endotheca is equipped with interior pressure tube (14), interior pressure tube (14) slidable mounting has sealed core barrel (15), the lower extreme integrated into one piece of sealed core barrel (15) has punching press platform (5), be equipped with chamber (17) between sealed core barrel (15) and interior pressure tube (14), be equipped with backward flow chamber (18) between interior pressure tube (14) and overhead tank (3), interior pressure tube (14)'s bottom has been seted up and has been inlayed seal (6) in booster column (18) and chamber (17), seal (6) have been seted up inflow connecting hole (19) and backward flow connecting hole (20), bridge connecting hole (21) and connecting hole (21) are equipped with through bridge connection flow tube (19), the backflow upright post (2) is connected with the backflow connecting hole (20) through a backflow pipe (8).

2. A mechanical compression device with reflow apparatus as in claim 1, wherein: the novel oil storage device is characterized in that a first oil storage tank (10) is embedded in a cavity of the pressurizing upright post (1), a first oil pump (11) is fixedly installed on the side wall of the cavity of the pressurizing upright post (1), a suction pipe of the first oil pump (11) is arranged in the first oil storage tank (10), and a pump oil pipe of the first oil pump (11) is communicated with the injection pipe (7).

3. A mechanical compression device with reflow apparatus as in claim 1, wherein: the second oil storage tank (12) is embedded in the cavity of the backflow upright post (2), a second oil pump (13) is fixedly installed on the side wall of the cavity of the backflow upright post (2), a suction pipe of the second oil pump (13) is arranged in the second oil storage tank (12), and a pump oil pipe of the second oil pump (13) is communicated with the backflow pipe (8).

4. A mechanical compression device with reflow apparatus as in claim 1, wherein: the novel oil storage device is characterized in that a circulating pipe (9) is connected between the pressurizing upright post (1) and the backflow upright post (2), one end of the circulating pipe (9) is connected with a first oil storage tank (10), and the other end of the circulating pipe (9) is connected with a second oil storage tank (12).

5. A mechanical compression device with reflow apparatus as in claim 1, wherein: the tank bottom of the pressure tank (3) is integrally formed with a sealing edge, and the lower end of the inner pressure cylinder (14) is embedded in the sealing edge.

6. A mechanical compression device with reflow apparatus as in claim 1, wherein: the upper end edge of the inner pressure cylinder (14) is provided with a caulking groove, and a sealing ring is embedded in the caulking groove.

7. A mechanical compression device with reflow apparatus as in claim 1, wherein: the stamping table (5) is round, and the diameter is the same as the diameter of the pressure tank (3).