Disassembling tool for disassembling framework oil seal of metering pump

Abstract

The utility model discloses a disassembling tool for disassembling a framework oil seal of a metering pump, which relates to the technical field of framework oil seals of metering pumps and comprises a guide sleeve, a screw rod is arranged in the guide sleeve, a pressing plate is arranged on the screw rod, a nut is arranged on one side of the pressing plate, and the nut is arranged on the other side of the pressing plate. The guide sleeve is internally provided with a self-adaptive assembly capable of adapting to framework oil seals of metering pumps with different sizes, the guide sleeve is further provided with a stabilizing assembly used for preventing deviation or looseness in the disassembling process, the self-adaptive assembly comprises a threaded rod, an arc-shaped supporting plate and a rotary knob, and the threaded rod is screwed into a threaded hole of the framework oil seal, so that the framework oil seal can be disassembled, and the framework oil seal can be disassembled. Then the position of the guide sleeve is adjusted, the knob is rotated to drive the threaded rod to rotate, and then the threaded rod drives the arc-shaped supporting plate to move, so that the position of the arc-shaped supporting plate can be adjusted according to different sizes of the framework oil seal, the arc-shaped supporting plate is in clearance fit with the outer diameter of the framework oil seal, and the universality and the flexibility of the disassembling tool are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of metering pump skeleton oil seal, concretely relates to a disassembling tool for disassembling metering pump skeleton oil seal. BACKGROUND

[0002] The public south area device is a seawater desalination device, including multiple sets of devices such as membrane method, thermal method, pretreatment, closed circulating water and water intake platform, wherein the pretreatment and thermal method have many chemical agents, which are corrosive, and the diaphragm metering pump has a flexible diaphragm designed and processed to replace the piston, which better realizes reciprocating motion under the action of the driving mechanism and completes the suction and discharge process.

[0003] Due to the material problem and process influence of the skeleton oil seal, the internal skeleton oil seal often breaks, when the skeleton oil seal needs to be disassembled, a screwdriver is usually used to disassemble, the staff usually inserts the head of the screwdriver into the gap between the skeleton oil seal and the shaft or the mounting seat, when the screwdriver is inserted in place, the screwdriver is gently pried with appropriate force, the skeleton oil seal is gradually loosened, and the prying force can be gradually increased, so that the skeleton oil seal is disassembled.

[0004] The above prior art is time-consuming and labor-consuming when used, and the staff is easy to cause uneven stress on the skeleton oil seal, scratch or damage the outer ring of the skeleton oil seal, and cause deformation, which increases the maintenance cost. INVENTION CONTENTS

[0005] In view of the above problems, a disassembling tool for disassembling metering pump skeleton oil seal is provided, which solves the technical problems of long disassembling time, great difficulty and easy scratching or damage to the outer ring of the skeleton oil seal.

[0006] To solve the problems of the prior art, the utility model provides a kind of disassembling tool for disassembling metering pump skeleton oil seal, including guide sleeve, the screw rod is equipped in the guide sleeve, the pressing plate is set on the screw rod, the screw cap is set on the one side of the pressing plate, the self-adapting component that can adapt to different sizes metering pump skeleton oil seal is set in the guide sleeve, and the stabilizing component for preventing deviation or loosening in the process of disassembling is also installed on the guide sleeve.

[0007] Preferably, the self-adapting component includes threaded rod, arc-shaped support plate and knob;The threaded rod is arranged on the guide sleeve;The arc-shaped support plate is installed at one end of the threaded rod;The knob is installed at the other end of the threaded rod, and the outer surface of the knob is provided with anti-slip lines.

[0008] Preferably, light rods are installed on both sides of the threaded rod on the arc-shaped support plate, one end of the light rod extends to the outside of the guide sleeve, and a limiting block is installed on the extended end of the light rod.

[0009] Preferably, a protective layer made of rubber is attached to one side of the arc-shaped support plate.

[0010] Preferably, the stabilizing assembly comprises an extension block, an extension plate, an insertion box, a rotating seat, an arc-shaped connecting plate, a connecting spring and an insertion slot, the extension block is installed on the guide sleeve, the extension plate is arranged on one side of the extension block, the insertion box is installed on the pressing plate, a through hole is formed in the insertion box for the insertion of the extension plate, and the rotating seat is installed in the insertion box.

[0011] The arc-shaped connecting plate is rotatably arranged on the rotating seat through a rotating shaft, one end of the arc-shaped connecting plate is provided with an abutting portion, the connecting spring is installed on one side of the arc-shaped connecting plate, one end of the connecting spring abuts against the inner wall of the insertion box, the insertion slot is formed in the extension plate for the insertion of the abutting portion, and the driving component for driving the arc-shaped connecting plate to move so as to release the locking state of the arc-shaped connecting plate is further arranged in the insertion box.

[0012] Preferably, the driving component comprises a connecting rod, a moving plate, a pulling plate and a compression spring, the connecting rod is arranged in the insertion box, the moving plate is installed on one end of the connecting rod, the pulling plate is installed on the other end of the connecting rod, and the compression spring is sleeved on the connecting rod, one end of the compression spring abuts against the moving plate, and the other end of the compression spring abuts against the rotating seat.

[0013] Preferably, a hook spring is installed on the side of the arc-shaped connecting plate away from the extension plate, and one end of the hook spring abuts against the inner wall of the insertion box.

[0014] The utility model discloses the beneficial effects compared with prior art are as follows:

[0015] 1. By rotating the knob, the threaded rod is driven to rotate by the knob, and then the arc-shaped support plate is driven to move by the threaded rod, so that the position of the arc-shaped support plate can be adjusted according to the different sizes of the skeleton oil seal, so that the outer diameter of the arc-shaped support plate is just in clearance fit with the skeleton oil seal, and the versatility and flexibility of the disassembly tool are improved.

[0016] 2. When the screw cap is slightly tightened to fix the guide sleeve axially, the guide sleeve is in contact with the pressing plate, and the extension plate above the guide sleeve is inserted into the insertion box along the through hole of the insertion box. Since one end of the extension plate is arc-shaped, when the extension plate moves in the insertion box, the arc-shaped connecting plates on both sides move outward and press the connecting springs. When the abutting portion of the arc-shaped connecting plate passes through the insertion slot, the arc-shaped connecting plate is inserted into the insertion slot due to the elastic deformation of the connecting spring, so that the guide sleeve and the pressing plate are integrally arranged, the stability during disassembly is improved, and the guide sleeve is prevented from deviating or loosening due to uneven stress. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a perspective view of a disassembly tool for disassembling a metering pump skeleton oil seal from a first perspective.

[0018] Figure 2 It is a perspective view of a disassembly tool for disassembling a metering pump skeleton oil seal from a second perspective.

[0019] Figure 3 It is a perspective view of a guide sleeve in a disassembly tool for disassembling a metering pump skeleton oil seal.

[0020] Figure 4 It is a sectional view of a disassembly tool for disassembling a metering pump skeleton oil seal from a top view.

[0021] Figure 5 It is a sectional view of a disassembly tool for disassembling a metering pump skeleton oil seal from a top view. Figure 4

[0022] The reference signs in the figure are: 1, guide sleeve; 2, screw rod; 3, pressing plate; 4, screw cap; 5, self-adapting assembly; 51, threaded rod; 52, arc-shaped support plate; 53, knob; 54, light rod; 55, limiting block; 6, stabilizing assembly; 61, extension block; 62, extension plate; 63, insertion box; 64, rotating seat; 65, arc-shaped connecting plate; 66, connecting spring; 67, connecting rod; 68, moving plate; 69, pull plate; 610, compression spring; 611, hook spring; 612, insertion slot. DETAILED DESCRIPTION

[0023] In order to further understand the characteristics, technical means and specific purposes and functions achieved by the present utility model, the present utility model will be described in further detail below in combination with the drawings and specific embodiments.

[0024] Referring to Figures 1 to 5 ​As shown in the utility model provides a kind of for disassembling metering pump skeleton oil seal disassembling tool, including guide sleeve 1, screw rod 2 is equipped in guide sleeve 1, screw rod 2 is provided with pressing plate 3, one side of pressing plate 3 is provided with nut 4, guide sleeve 1 is provided with self-adapting component 5 that can adapt to different size metering pump skeleton oil seal, guide sleeve 1 is also equipped with firm component 6 for preventing deviation or loosening during disassembling.

[0025] By screw rod 2 is rotated into skeleton oil seal threaded hole, then adjust the position of guide sleeve 1, and by the setting of self-adapting component 5, so that guide sleeve 1 can make adapt to different size metering pump skeleton oil seal, ensure that when disassembling skeleton oil seal, its outer diameter and guide sleeve 1 inner diameter are just in clearance fit, slightly with nut 4, guide sleeve 1 is fixed by axial force, and by the setting of firm component 6, so that guide sleeve 1 will not deviate or loosen due to uneven stress, when confirming that skeleton oil seal is inside guide sleeve 1, start to tighten nut 4 using key wrench or adjustable wrench, slowly pull out skeleton oil seal from guide sleeve 1, complete the disassembly of skeleton oil seal.

[0026] Referring to Figures 1 to 3 As shown in the utility model, self-adapting component 5 includes threaded rod 51, arc-shaped support plate 52 and knob 53; threaded rod 51 is arranged on guide sleeve 1; arc-shaped support plate 52 is installed at one end of threaded rod 51; knob 53 is installed at the other end of threaded rod 51, and anti-skid lines are formed on the outer surface of knob 53.

[0027] By rotating knob 53, threaded rod 51 is driven to rotate by knob 53, and then arc-shaped support plate 52 is driven to move by threaded rod 51, so that the position of arc-shaped support plate 52 can be adjusted according to the different sizes of skeleton oil seal, so that it is just in clearance fit with the outer diameter of skeleton oil seal, and the versatility and flexibility of the disassembling tool are improved.

[0028] Referring to Figure 3 As shown in the utility model, light rods 54 are installed on both sides of arc-shaped support plate 52, one end of light rod 54 extends to the outside of guide sleeve 1, and a limiting block 55 is installed at the extending end of light rod 54.

[0029] When threaded rod 51 drives arc-shaped support plate 52 to move, the setting of light rods 54 on both sides of arc-shaped support plate 52 makes light rods 54 move when moving, so that the stability of arc-shaped support plate 52 moving is improved.

[0030] Referring to Figure 3 As shown in the utility model, a protective layer is attached to one side of arc-shaped support plate 52, and the protective layer is made of rubber material.

[0031] The arc-shaped supporting plate 52 is attached with a protective layer on one side, and the protective layer is made of rubber material, so that the skeleton oil seal is not easily damaged in use due to the buffering and anti-skid properties of the rubber material.

[0032] Referring to Figure 4 and Figure 5 As shown in the figure, the stable assembly 6 comprises an extension block 61, an extension plate 62, an insertion box 63, a rotating seat 64, an arc-shaped connecting plate 65, a connecting spring 66 and an insertion slot 612; the extension block 61 is installed on the guide sleeve 1; the extension plate 62 is arranged on one side of the extension block 61; the insertion box 63 is installed on the pressing plate 3, and a through hole is formed in the insertion box 63 for the insertion of the extension plate 62; the rotating seat 64 is installed in the insertion box 63; the arc-shaped connecting plate 65 is rotatably arranged on the rotating seat 64 through a rotating shaft; one end of the arc-shaped connecting plate 65 is provided with an abutting portion; the connecting spring 66 is installed on one side of the arc-shaped connecting plate 65, and one end of the connecting spring 66 abuts against the inner wall of the insertion box 63; the insertion slot 612 is formed in the extension plate 62 for the insertion of the abutting portion; and the insertion box 63 is further provided with a driving component for driving the arc-shaped connecting plate 65 to move so as to release the locking state of the arc-shaped connecting plate 65.

[0033] When the guide sleeve 1 is axially fixed by slightly tightening the nut 4, the guide sleeve 1 is in contact with the pressing plate 3, and the extension plate 62 above the guide sleeve 1 is inserted into the insertion box 63 along the through hole formed in the insertion box 63. Since one end of the extension plate 62 is arc-shaped, when the extension plate 62 moves in the insertion box 63, the arc-shaped connecting plates 65 on both sides will move outward and press the connecting spring 66. When the abutting portion of the arc-shaped connecting plate 65 passes through the insertion slot 612, the connecting spring 66 will recover from the elastic deformation, so that the abutting portion of the arc-shaped connecting plate 65 is inserted into the insertion slot 612, thereby achieving the integrated arrangement of the guide sleeve 1 and the pressing plate 3, improving the stability during disassembly, and preventing the guide sleeve 1 from deviating or loosening due to uneven stress. When it is necessary to disassemble the guide sleeve 1 and the pressing plate 3, the locking state can be released by the action of the driving component, so as to achieve the disassembly of the guide sleeve 1 and the pressing plate 3.

[0034] Referring to Figure 5 As shown in the figure, the driving component comprises a connecting rod 67, a moving plate 68, a pull plate 69 and a compression spring 610; the connecting rod 67 is arranged in the insertion box 63; the moving plate 68 is installed on one end of the connecting rod 67; the pull plate 69 is installed on the other end of the connecting rod 67; the compression spring 610 is sleeved on the connecting rod 67, one end of the compression spring 610 abuts against the moving plate 68, and the other end of the compression spring 610 abuts against the rotating seat 64.

[0035] When it is needed to release the locking state, the pull plate 69 is pulled to drive the connecting rod 67 to move, and then the connecting rod 67 drives the moving plate 68 to move and extrude the compression spring 610, so that the moving plate 68 is released from the two arc-shaped connecting plates 65, drives the arc-shaped connecting plates 65 to move outward, and thus the guide sleeve 1 and the pressing plate 3 are removed.

[0036] Referring to Figure 5 As shown in the drawings, the arc-shaped connecting plate 65 is provided with a hook spring 611 on the side away from the extension plate 62, and one end of the hook spring 611 abuts against the inner wall of the insertion box 63.

[0037] Through the setting of the hook spring 611, the arc-shaped connecting plate 65 is more flexible in movement through the elastic deformation of the hook spring 611.

[0038] The above embodiments only express one or several embodiments of the present application, and the description is more specific and detailed, but it cannot be understood as the limitation of the scope of the present application. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which belong to the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the appended claims.

Claims

1. A disassembly tool for disassembling a metering pump skeleton oil seal, characterized in that, The utility model provides a kind of metering pump, including guide sleeve (1), screw rod (2) is equipped in the guide sleeve (1), the screw rod (2) is provided with pressing plate (3), the one side of the pressing plate (3) is provided with screw cap (4), the guide sleeve (1) is provided with self-adapting component (5) that can adapt to different size metering pump skeleton oil seal, the guide sleeve (1) is also installed with the stable component (6) for preventing deviation or loosening during disassembly.

2. A disassembly tool for disassembling a metering pump skeleton oil seal according to claim 1, characterized in that, The self-adapting component (5) includes a threaded rod (51), an arc-shaped support plate (52), and a knob (53); The threaded rod (51) is disposed on the guide sleeve (1); The arc-shaped support plate (52) is installed at one end of the threaded rod (51); The knob (53) is installed at the other end of the threaded rod (51), and the outer surface of the knob (53) is provided with anti-skid lines.

3. A disassembly tool for disassembling a metering pump skeleton oil seal according to claim 2, characterized in that Light rods (54) are installed on both sides of the threaded rod (51) on the arc-shaped support plate (52), one end of the light rods (54) extends to the outside of the guide sleeve (1), and the extending end of the light rods (54) is installed with a limiting block (55).

4. A disassembly tool for disassembling a metering pump skeleton oil seal according to claim 2, characterized in that, One side of the arc-shaped support plate (52) is attached with a protective layer made of rubber material.

5. A disassembly tool for disassembling a skeleton oil seal of a metering pump according to claim 1, characterized in that The stable component (6) includes an extension block (61), an extension plate (62), an insertion box (63), a rotating seat (64), an arc-shaped connecting plate (65), a connecting spring (66), and an insertion slot (612); The extension block (61) is installed on the guide sleeve (1); The extension plate (62) is disposed on one side of the extension block (61); The insertion box (63) is installed on the pressing plate (3), and a through hole is formed in the insertion box (63) for the insertion of the extension plate (62); The rotating seat (64) is installed in the insertion box (63); The arc-shaped connecting plate (65) is rotatably disposed on the rotating seat (64) through a rotating shaft; one end of the arc-shaped connecting plate (65) is provided with an abutting portion; The connecting spring (66) is installed on one side of the arc-shaped connecting plate (65), and one end of the connecting spring (66) abuts against the inner wall of the insertion box (63); An insertion slot (612) is formed in the extension plate (62) for the insertion of the abutting portion; the insertion box (63) is further provided with a driving component for driving the arc-shaped connecting plate (65) to move so as to release the locking state of the arc-shaped connecting plate (65).

6. A disassembly tool for disassembling a metering pump skeleton oil seal according to claim 5, characterized in that The driving component includes a connecting rod (67), a moving plate (68), a pull plate (69), and a compression spring (610); The connecting rod (67) is disposed in the insertion box (63); The moving plate (68) is installed at one end of the connecting rod (67); The pull plate (69) is installed at the other end of the connecting rod (67); The compression spring (610) is sleeved on the connecting rod (67), one end of the compression spring (610) abuts against the moving plate (68), and the other end of the compression spring (610) abuts against the rotating seat (64).

7. A disassembly tool for disassembling a skeleton oil seal of a metering pump according to claim 5, characterized in that A hook spring (611) is installed on the side of the arc-shaped connecting plate (65) away from the extension plate (62), and one end of the hook spring (611) abuts against the inner wall of the insertion box (63).

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