Hydraulic control equipment for filling pump

Abstract

The utility model relates to the technical field of hydraulic control, and discloses filling pump hydraulic control equipment which comprises a machine body, the top of the front end of the machine body is communicated with a hollow pipe, the top of the hollow pipe is communicated with a shell, the inner side of the hollow pipe is connected with a pressure plug in a sliding mode, and a plurality of oil holes are formed in the upper middle portion of the pressure plug at equal intervals. A spring is fixedly connected to the top of the pressure plug, a cross is fixedly connected to the top of the spring, the top of the shell communicates with an oil conveying pipe, a fixing plate is fixedly connected to the middle of the outer side of the machine body, and a cooling mechanism is installed at the top of the fixing plate and used for cooling hydraulic oil. According to the utility model, after the pressure plug is jacked up, hydraulic oil flows into the shell through the oil hole in the pressure plug and then flows back into the oil drum through the oil conveying pipe at the top of the shell, and when the pressure returns to a normal value, the pressure plug is pressed back to the original position by the spring at the top of the pressure plug, so that the effect of adjusting the pressure of equipment is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic control, in particular to a filling pump hydraulic control device. Background Art

[0002] A filling pump is a device used to fill materials into a specific container or space. It is widely used in the food industry, pharmaceutical industry, chemical industry and mining industry. For example, in mine filling operations, filling pumps are used to fill tailings and cement materials into the goaf.

[0003] The hydraulic control equipment of the filling pump has a wide range of application scenarios. For example, during the mining process in the mining field, a large number of goafs will be formed. In order to ensure the safety and stability of the mine, the goafs need to be filled. The hydraulic control equipment of the filling pump can transport tailings and waste materials to the goafs for filling.

[0004] Existing hydraulic control equipment for filling pumps can exert enormous pressure on various components of the hydraulic control equipment due to excessive pressure during operation, causing damage to the equipment. For example, components such as hydraulic pumps, hydraulic cylinders, and hydraulic valves may experience seal damage, deformation, and rupture due to the excessive pressure. Utility Model Content

[0005] In order to make up for the above deficiencies, the present invention provides a filling pump hydraulic control device, which aims to improve the problem in the prior art of excessive pressure leading to equipment damage and seal damage, deformation and rupture.

[0006] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solutions: a filling pump hydraulic control device, comprising a body, the front end top of the body is connected to a hollow tube, the top of the hollow tube is connected to an outer shell, the inner side of the hollow tube is slidably connected to a pressure plug, a plurality of oil holes are equidistantly provided in the middle and upper part of the pressure plug, the top of the pressure plug is fixedly connected to a spring, the top of the spring is fixedly connected to a cross, the top of the outer shell is connected to an oil pipe, the middle part of the outer side of the body is fixedly connected to a fixed plate, a cooling mechanism is installed on the top of the fixed plate, and the cooling mechanism is used to cool the hydraulic oil.

[0007] As a further description of the above technical solution:

[0008] The cooling mechanism includes a water pump, which is fixedly connected to the top right side of the fixed plate, one end of the water pump is connected to a connecting pipe 1, the end of the connecting pipe 1 is connected to a water tank, the top of the water tank is connected to a water outlet pipe, the end of the water outlet pipe is connected to a cooling plate, the other end of the water pump is connected to a water supply pipe, the outside of the water supply pipe is fixedly connected to a cooling box, the right side of the cooling box is slidably connected to a drawer, and the end of the water supply pipe is connected to the cooling plate.

[0009] As a further description of the above technical solution:

[0010] The front upper end of the water tank is connected with a water receiving pipe, and the outer side of the water receiving pipe is fixedly connected with a sealing ring.

[0011] As a further description of the above technical solution:

[0012] The bottom of the body is fixedly connected with a frame, and the top of the frame is fixedly connected with a guardrail.

[0013] As a further description of the above technical solution:

[0014] An X-shaped frame is installed on the upper middle part of the left and right sides of the frame, and the four corners of the two X-shaped frames are threadedly connected with screws.

[0015] As a further description of the above technical solution:

[0016] The four corners of the bottom wall of the frame are all threadedly connected with screws 2, and the middle and lower parts of the plurality of screws 2 are all threadedly connected with pads.

[0017] As a further description of the above technical solution:

[0018] The top of the machine body is connected with a second connecting pipe, and the top of the second connecting pipe is connected with a funnel.

[0019] As a further description of the above technical solution:

[0020] The top right side of the funnel is threadedly connected with a hinge, and the middle upper part of the hinge is threadedly connected with a dust cover.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, when the pressure plug is pushed up, the hydraulic oil flows into the housing through the oil hole on the pressure plug, and then flows back to the oil barrel through the oil pipe on the top of the housing. When the pressure returns to the normal threshold, the pressure plug will be pressed back to its original position by the spring on its top, thereby achieving the effect of regulating the pressure of the equipment and effectively avoiding the problems of equipment damage and seal damage, deformation and rupture caused by excessive pressure.

[0023] 2. In the present invention, the water pump draws out the water from the water tank through the connecting pipe 1, and the water is transported to the cooling plate through the water pipe. At this time, the cooling box cools the passing water through the cooling materials such as ice cubes and dry ice placed in the drawer. The water flowing into the cooling plate achieves the cooling effect on the oil drum, and then the water flows back to the water tank through the water outlet pipe on the other side of the cooling plate, thereby achieving a water circulation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a three-dimensional diagram of a filling pump hydraulic control device proposed in the present invention;

[0025] Figure 2 The utility model proposes a filling pump hydraulic control device Figure 1 Enlarged view of point A in the middle;

[0026] Figure 3 This is a front view of a filling pump hydraulic control device proposed by the utility model;

[0027] Figure 4 This is a partial structural cross-sectional view of a filling pump hydraulic control device proposed in the present invention;

[0028] Figure 5 This is a disassembled diagram of the cooling mechanism of the hydraulic control device for a filling pump proposed in the present invention.

[0029] Legend:

[0030] 1. Machine body; 2. Cooling mechanism; 201. Water pump; 202. Water pipe; 203. Cooling box; 204. Drawer; 205. Cooling plate; 206. Water outlet pipe; 207. Water tank; 208. Connecting pipe 1; 3. Hollow pipe; 4. Outer casing; 5. Pressure plug; 6. Oil hole; 7. Spring; 8. Cross; 9. Oil pipe; 10. Frame; 11. Guardrail; 12. X-shaped frame; 13. Screw 1; 14. Screw 2; 15. Pad; 16. Connecting pipe 2; 17. Funnel; 18. Hinge; 19. Dust cover; 20. Water pipe; 21. Sealing ring; 22. Fixing plate. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0032] Reference Figure 1 and Figure 4The utility model provides an embodiment of a filling pump hydraulic control device, including a body 1, a hollow tube 3 is connected to the top of the front end of the body 1, and the top of the hollow tube 3 is connected to the shell 4. A pressure plug 5 is slidably connected to the inner side of the hollow tube 3. A plurality of oil holes 6 are equidistantly opened in the middle and upper part of the pressure plug 5. When the hydraulic oil flows into the pressure plug 5, it can flow out through the oil holes 6. A spring 7 is fixedly connected to the top of the pressure plug 5. A cross 8 is fixedly connected to the top of the spring 7. When the pressure returns to normal, the spring 7 fixed under the cross 8 will press the pressure plug 5 back. The top of the shell 4 is connected to an oil delivery pipe 9. The hydraulic oil in the shell 4 can be returned to the oil barrel through the oil pipe 9. A fixed plate 22 is fixedly connected to the middle part of the outer side of the body 1. A cooling mechanism 2 is installed on the top of the fixed plate 22. The cooling mechanism 2 is used to cool the hydraulic oil. The bottom of the body 1 is fixedly connected to a frame 10. The top of the frame 10 is fixedly connected to a guardrail 11. The frame 10 and the guardrail 11 can provide support and protection for the body 1. X-shaped frames 12 are installed in the upper and middle parts of the left and right sides of the frame 10. The four corners of the two X-shaped frames 12 are threadedly connected with screws 13. The two X-shaped frames 12 support the frame 10 through screws 13;

[0033] Specifically, when the pressure of the filling pump hydraulic control equipment is too high, the hydraulic oil will flow into the pressure plug 5 through the hollow tube 3, and the pressure plug 5 will be pushed up by the excessive pressure. When the pressure plug 5 is pushed up, the hydraulic oil will flow into the outer shell 4 through the oil hole 6 on the pressure plug 5, and then flow back to the oil barrel through the oil pipe 9 at the top of the outer shell 4. When the pressure returns to the normal threshold, the pressure plug 5 will be pressed back to its original position by the spring 7 fixed at its top under the cross 8 due to insufficient pressure, thereby achieving the effect of regulating the equipment pressure and effectively avoiding equipment damage and seal damage, deformation and rupture due to excessive pressure. The frame 10 provides support for the entire equipment, and the guardrail 11 protects the equipment. The X-shaped frame 12 cooperates with multiple screws 13 to provide support and stability for the frame 10.

[0034] Reference Figure 3 and Figure 5The cooling mechanism 2 includes a water pump 201, which is fixedly connected to the top right side of the fixed plate 22. One end of the water pump 201 is connected to a connecting pipe 208, and the end of the connecting pipe 208 is connected to a water tank 207. The water pump 201 pumps water out of the water tank 207 through the connecting pipe 208. The top of the water tank 207 is connected to a water outlet pipe 206, and the end of the water outlet pipe 206 is connected to a cooling plate 205. The water in the cooling plate 205 returns to the water tank 207 through the water outlet pipe 206. The other end of the water pump 201 is connected to a water supply pipe 202. , the outside of the water pipe 202 is fixedly connected to a cooling box 203, and the right side of the cooling box 203 is slidably connected to a drawer 204. The end of the water pipe 202 is connected to the cooling plate 205. The water pump 201 delivers water to the cooling plate 205 through the water pipe 202. The cooling box 203 cooperates with the cooling material in the drawer 204 to cool the water in the water pipe 202. The upper end of the front side of the water tank 207 is connected to the water receiving pipe 20. The outside of the water receiving pipe 20 is fixedly connected to a sealing ring 21. Water is added to the water tank 207 through the water receiving pipe 20 and the sealing ring 21;

[0035] Specifically, the water tank 207 is connected through the connecting pipe 208 at one end of the water pump 201, and the water in the water tank 207 is pumped into the water pump 201, and then the water is transported to the cooling plate 205 through the water supply pipe 202 at the other end of the water pump 201. At this time, the cooling box 203 fixed outside the water supply pipe 202 cools the passing water through the ice cubes, dry ice and other cooling materials placed in the drawer 204, so that the water flowing into the cooling plate 205 achieves a cooling effect on the oil drum, and then the water flows back to the water tank 207 through the water outlet pipe 206 on the other side of the cooling plate 205, thereby achieving a water circulation effect, and the effect of adding water to the water tank 207 is achieved through the water connecting pipe 20, and the sealing ring 21 provides a sealing effect for the water connecting pipe 20 and the water tank 207.

[0036] Reference Figure 1 、 Figure 2 and Figure 3 The four corners of the bottom wall of the frame 10 are all threadedly connected with screws 14, and the middle and lower parts of the multiple screws 14 are all threadedly connected with pads 15. The top of the body 1 is connected with a connecting pipe 16, and the top of the connecting pipe 16 is connected with a funnel 17. The top right side of the funnel 17 is threadedly connected with a hinge 18, and the middle and upper part of the hinge 18 is threadedly connected with a dust cover 19;

[0037] Specifically, the protective pad 15 fixed to the bottom of the frame 10 by multiple screws 14 provides anti-slip and anti-wear protection for the frame 10. The oil barrel can be refueled through the connecting pipe 16 and the funnel 17. The hinge 18 and the dust cover 19 can prevent dust and foreign matter from entering the oil barrel.

[0038] Working principle: When the pressure of the filling pump hydraulic control device is too high, the hydraulic oil will flow into the pressure plug 5 through the hollow tube 3, and the pressure plug 5 will be pushed up by the excessive pressure. When the pressure plug 5 is pushed up, the hydraulic oil will flow into the shell 4 through the oil hole 6 on the pressure plug 5, and then flow back to the oil barrel through the oil pipe 9 on the top of the shell 4. When the pressure returns to the normal threshold, the pressure plug 5 will be pressed back to its original position by the spring 7 fixed under the cross 8 at its top due to insufficient pressure, thereby achieving the effect of regulating the pressure of the equipment and effectively avoiding the problems of equipment damage and seal damage, deformation and rupture caused by excessive pressure;

[0039] The water tank 207 is connected to the water pump 201 through the connecting pipe 208 at one end, and the water in the water tank 207 is pumped into the water pump 201. The water is then transported to the cooling plate 205 through the water pipe 202 at the other end of the water pump 201. At this time, the cooling box 203 fixed outside the water pipe 202 cools the passing water through the ice cubes, dry ice and other cooling materials placed in the drawer 204. The water flowing into the cooling plate 205 achieves a cooling effect on the oil drum. Then the water flows back to the water tank 207 through the water outlet pipe 206 on the other side of the cooling plate 205, thereby achieving a water circulation effect.

[0040] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A filling pump hydraulic control device, comprising a body (1), characterized in that: The front end top of the body (1) is connected to a hollow tube (3), the top of the hollow tube (3) is connected to an outer shell (4), the inner side of the hollow tube (3) is slidably connected to a pressure plug (5), a plurality of oil holes (6) are equidistantly provided in the middle and upper part of the pressure plug (5), the top of the pressure plug (5) is fixedly connected to a spring (7), the top of the spring (7) is fixedly connected to a cross (8), the top of the outer shell (4) is connected to an oil delivery pipe (9), the middle part of the outer side of the body (1) is fixedly connected to a fixed plate (22), the top of the fixed plate (22) is equipped with a cooling mechanism (2), and the cooling mechanism (2) is used for cooling the hydraulic oil.

2. A filling pump hydraulic control device according to claim 1, characterized in that: The cooling mechanism (2) comprises a water pump (201), the water pump (201) being fixedly connected to the top right side of the fixed plate (22), one end of the water pump (201) being connected to a connecting pipe (208), the end of the connecting pipe (208) being connected to a water tank (207), the top of the water tank (207) being connected to a water outlet pipe (206), the end of the water outlet pipe (206) being connected to a cooling plate (205), the other end of the water pump (201) being connected to a water delivery pipe (202), the outer side of the water delivery pipe (202) being fixedly connected to a cooling box (203), the right side of the cooling box (203) being slidably connected to a drawer (204), the end of the water delivery pipe (202) being connected to the cooling plate (205).

3. The filling pump hydraulic control device according to claim 2, characterized in that: The front upper end of the water tank (207) is connected to a water receiving pipe (20), and a sealing ring (21) is fixedly connected to the outer side of the water receiving pipe (20).

4. The filling pump hydraulic control device according to claim 1, characterized in that: The bottom of the machine body (1) is fixedly connected to a frame (10), and the top of the frame (10) is fixedly connected to a guardrail (11).

5. The filling pump hydraulic control device according to claim 4, characterized in that: X-shaped frames (12) are installed at the upper and middle parts of the left and right sides of the frame (10), and screws (13) are threadedly connected at the four corners of the two X-shaped frames (12).

6. The filling pump hydraulic control device according to claim 4, characterized in that: The four corners of the bottom wall of the frame (10) are all threadedly connected with screws 2 (14), and the middle and lower parts of the plurality of screws 2 (14) are all threadedly connected with protective pads (15).

7. The filling pump hydraulic control device according to claim 1, characterized in that: The top of the machine body (1) is connected to a second connecting pipe (16), and the top of the second connecting pipe (16) is connected to a funnel (17).

8. The filling pump hydraulic control device according to claim 7, characterized in that: The top right side of the funnel (17) is threadedly connected to a hinge (18), and the middle upper part of the hinge (18) is threadedly connected to a dust cover (19).

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