Split type oil pump sealing element

Abstract

The utility model discloses a split type oil pump sealing element which comprises a sealing element I and a sealing element II, the sealing element I and the sealing element II are oppositely arranged, one end of the sealing element I is fixedly connected with a mounting seat I, the side surface of the mounting seat I is rotatably connected with a rotating ring, and one side surface of the rotating ring is fixedly connected with a clamping plate. A limiting plate is fixedly connected to the surface of the outer side of the rotating ring, a limiting hole is formed in the limiting plate, a limiting mechanism is arranged on one side of the limiting plate, a mounting base II is fixedly connected to one end of the sealing piece II, a mounting end is fixedly connected to the surface of one side of the mounting base II, and a mounting plate is fixedly connected to the surface of the outer side of the mounting base II; and a clamping groove corresponding to the clamping plate is clamped in the mounting plate. The problem that in the patent, connection of the sealing piece through the L-shaped clamping groove and the rubber pad is not stable is solved, and the situation that the sealing piece shakes in the using process, the sealing piece is separated, and the sealing effect of the sealing piece is affected is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to sealing element technical field, concretely is a split type oil pump sealing element. BACKGROUND

[0002] The oil pump is a kind of pump that is both portable and compact, and has three categories of in-line type, distribution type and single type. During the use of the oil pump, sealing elements are often used to seal between the oil pump shell and the rotating shaft.

[0003] According to patent application No. 202121623644.8, a split type oil pump sealing element is disclosed, comprising a first sealing element, a second sealing element, a first connecting seat and a second connecting seat. The first connecting seat is fixedly installed on the first sealing element, and the second connecting seat is fixedly installed on the second sealing element. The second connecting seat and the first connecting seat are both annularly arranged. The first connecting seat and the second connecting seat are connected by a rubber pad and an L-shaped clamping groove. However, during use, the rotating shaft rotates relative to the sealing element, and the first connecting seat and the second connecting seat vibrate when the rotating shaft rotates. Long-term vibration can cause the rubber pad and the L-shaped clamping groove to separate, resulting in unstable connection of the sealing element and affecting the sealing effect of the sealing element. SUMMARY

[0004] To overcome the shortcomings of the prior art, the utility model provides a split type oil pump sealing element, which solves the problem of unstable connection of the sealing element by the L-shaped clamping groove and the rubber pad in the above-mentioned patent, avoids the shaking of the sealing element during use, and causes the sealing element to separate, affecting the sealing effect of the sealing element.

[0005] To achieve the above-mentioned purposes, the utility model is implemented by the following technical solutions: a split type oil pump sealing element, comprising a sealing element I and a sealing element II, the sealing element I and the sealing element II are oppositely arranged, one end of the sealing element I is fixedly connected with a mounting seat I, the side surface of the mounting seat I is rotatably connected with a rotating ring, one side surface of the rotating ring is fixedly connected with a clamping plate, the outer side surface of the rotating ring is fixedly connected with a limiting plate, a limiting hole is formed in the inside of the limiting plate, a limiting mechanism is arranged on one side of the limiting plate, one end of the sealing element II is fixedly connected with a mounting seat II, the side surface of the mounting seat II is fixedly connected with a mounting end, the outer side surface of the mounting seat II is fixedly connected with a mounting plate, and a clamping groove corresponding to the clamping plate is arranged in the inside of the mounting plate.

[0006] Preferably, the limiting mechanism comprises a supporting plate, one end of the supporting plate is fixedly connected with the side surface of the mounting seat I, one side surface of the supporting plate is fixedly connected with a sleeve, a limiting rod is slidably arranged in the inside of one end of the sleeve, and the other end of the limiting rod is fixedly connected with the inner wall of the sleeve through a spring.

[0007] Preferably, the inner side surface of the clamping plate is fixedly connected with a rubber block, and one end of the rubber block is provided with an arc-shaped inclined surface.

[0008] Preferably, the inner wall of the mounting seat I is provided with a positioning hole, one end of the mounting end is fixedly connected with a positioning rod, and the positioning rod corresponds to the positioning hole.

[0009] Preferably, the inner side wall of the mounting seat I is fixedly connected with a sealing side pad, and the sealing side pad has a trapezoidal structure in cross section.

[0010] Preferably, the inner wall of the mounting seat I is fixedly connected with a sealing bottom pad, and the inner side surface of the sealing bottom pad is provided with an inclined surface, and one end of the mounting end is provided with a corresponding inclined surface on the inner side surface of the sealing bottom pad.

[0011] The utility model provides a kind of split type oil pump sealing element.Compared with prior art, it has the following beneficial effects:

[0012] The limiting plate fixedly connected with the side surface of the rotating ring and the limiting hole in the limiting plate and the sleeve on the side surface of the support plate and the limiting rod in the sleeve are matched with each other, so as to limit the rotating ring, thereby improving the connection stability of the sealing element I and the sealing element II, and avoiding the shaking and separation of the sealing element I and the sealing element II in the sealing element when using the oil pump, thereby improving the sealing property of the sealing element. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model.

[0014] Figure 2 It is an enlarged structural schematic diagram of A in the utility model.

[0015] Figure 3 It is a structural schematic diagram of the sealing element I in the utility model.

[0016] Figure 4 It is a structural schematic diagram of the sealing element II in the utility model.

[0017] In the figure: 1, sealing element I; 101, mounting seat I; 102, rotating ring; 103, support plate; 104, limiting plate; 105, limiting hole; 106, limiting rod; 107, sleeve; 108, sealing bottom pad; 109, clamping plate; 1010, positioning hole; 1011, sealing side pad; 2, sealing element II; 201, mounting seat II; 202, mounting end; 203, positioning rod; 204, clamping groove; 205, mounting plate. DETAILED DESCRIPTION

[0018] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0019] Please refer to Figures 1-4 The utility model provides a technical scheme: a split type oil pump sealing element, including sealing element 1 1 and sealing element 2 2, sealing element 1 1 and sealing element 2 2 are oppositely arranged, and one end of sealing element 1 1 is fixedly connected with mounting seat 1 101, the side surface of mounting seat 1 101 is rotatably connected with rotary ring 102, and one side surface of rotary ring 102 is fixedly connected with clamping plate 109, the outside surface of rotary ring 102 is fixedly connected with limiting plate 104, and the inside of limiting plate 104 is provided with limiting hole 105, and one side of limiting plate 104 is provided with limiting mechanism, one end of sealing element 2 2 is fixedly connected with mounting seat 2 201, and one side surface of mounting seat 2 201 is fixedly connected with mounting end 202, the outside surface of mounting seat 2 201 is fixedly connected with mounting plate 205, and the inside of mounting plate 205 is clamped with the clamping groove 204 corresponding with clamping plate 109.

[0020] As a technical optimization scheme of the utility model, the limiting mechanism includes support plate 103, and one end of support plate 103 is fixedly connected with the side surface of mounting seat 1 101, one side surface of support plate 103 is fixedly connected with sleeve 107, and one end of sleeve 107 is slidably provided with limiting rod 106 in the inside, the other end of limiting rod 106 is fixedly connected with the inner wall of sleeve 107 through spring, and the limiting rod 106 in the inside of sleeve 107 and limiting plate 104 and limiting hole 105 on the side surface of rotary ring 102 are matched with each other, so that rotary ring 102 can be limited, and therefore after clamping plate 109 is installed in the inside of clamping groove 204, clamping plate 109 is prevented from separating from the inside of clamping groove 204, so that the connection stability of sealing element 1 1 and sealing element 2 2 is improved.

[0021] As a technical optimization scheme of the utility model, the inside surface of clamping plate 109 is fixedly connected with rubber block, and one end of rubber block is provided with arc inclined plane, and the friction between clamping plate 109 and the inner wall of clamping groove 204 can be increased through rubber block, and the fastening degree of clamping plate 109 and mounting plate 205 is further increased.

[0022] As a technical optimization scheme of the utility model, the inner wall of the mounting seat 101 is provided with a positioning hole 1010, one end of the mounting end 202 is fixedly connected with a positioning rod 203, and the positioning rod 203 corresponds to the positioning hole 1010, so that the sealing element I 1 and the sealing element II 2 can be positioned during installation, the relative rotation of the sealing element I 1 and the sealing element II 2 during installation is prevented, and the installation of the sealing element is facilitated.

[0023] As a technical optimization scheme of the utility model, the inner wall of the mounting seat 101 is provided with a positioning hole 1010, one end of the mounting end 202 is fixedly connected with a positioning rod 203, and the positioning rod 203 corresponds to the positioning hole 1010, so that the relative rotation of the sealing element I 1 and the sealing element II 2 during installation is prevented, and the installation of the sealing element is facilitated.

[0024] As a technical optimization scheme of the utility model, the inner wall of the mounting seat 101 is provided with a positioning hole 1010, one end of the mounting end 202 is fixedly connected with a positioning rod 203, and the positioning rod 203 corresponds to the positioning hole 1010, so that the relative rotation of the sealing element I 1 and the sealing element II 2 during installation is prevented, and the installation of the sealing element is facilitated.

[0025] In use, first, the sealing element I 1 and the sealing element II 2 are aligned, then the positioning hole 1010 in the mounting seat 101 is aligned with the positioning rod 203 at one end of the mounting end 202, at this time, the staff rotates the rotating ring 102 on the side surface of the mounting seat 101, so that the clamping plate 109 on one side surface of the rotating ring 102 is aligned with the clamping groove 204 in the mounting plate 205 on the side surface of the mounting end 202, then the positioning rod 203 at one end is inserted into the positioning hole 1010, at this time, the mounting end 202 is inserted into the mounting seat 101, and the mounting end 202 will extrude the sealing side pad 1011 on the inner side surface of the mounting seat 101, so as to seal, at the same time, one end of the mounting end 202 will be attached to the sealing bottom pad 108, and at the same time, one end of the clamping plate 109 will be inserted into the clamping groove 204, then the staff rotates the rotating ring 102 and presses the limiting rod 106 in the sleeve 107, so that the clamping plate 109 is buckled in the clamping groove 204, at this time, the limiting hole 105 in the limiting plate 104 is aligned with the limiting rod 106, then the staff releases the limiting rod 106, so that the limiting rod 106 is buckled in the limiting hole 105 to limit the rotating ring 102.

[0026] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by those skilled in the art.

[0027] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises a... " does not, without more constraints, foreclose the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0028] While embodiments of the present application have been shown and described with reference to the figures, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and alterations can be made thereto without departing from the spirit and scope of the present application, which should be limited only by the scope of the appended claims and the equivalents thereof.

Claims

1. A split oil pump seal comprising a seal I (1) and a seal II (2), characterized in that: The sealing piece I (1) and the sealing piece II (2) are oppositely arranged, one end of the sealing piece I (1) is fixedly connected with a mounting seat I (101), the side surface of the mounting seat I (101) is rotatably connected with a rotating ring (102), one side surface of the rotating ring (102) is fixedly connected with a clamping plate (109), the outer side surface of the rotating ring (102) is fixedly connected with a limiting plate (104), a limiting hole (105) is arranged in the limiting plate (104), one side of the limiting plate (104) is provided with a limiting mechanism, one end of the sealing piece II (2) is fixedly connected with a mounting seat II (201), one side surface of the mounting seat II (201) is fixedly connected with a mounting end (202), the outer side surface of the mounting seat II (201) is fixedly connected with a mounting plate (205), and a clamping groove (204) corresponding to the clamping plate (109) is clamped in the mounting plate (205).

2. The split oil pump seal of claim 1, wherein: The limiting mechanism comprises a supporting plate (103), one end of the supporting plate (103) is fixedly connected with the side surface of the mounting seat I (101), one side surface of the supporting plate (103) is fixedly connected with a sleeve (107), and a limiting rod (106) is slidably arranged in one end of the sleeve (107), the other end of the limiting rod (106) is fixedly connected with the inner wall of the sleeve (107) through a spring.

3. The split oil pump seal of claim 1, wherein: The inner side surface of the clamping plate (109) is fixedly connected with a rubber block, and one end of the rubber block is provided with an arc-shaped inclined surface.

4. The split oil pump seal of claim 1, wherein: The inner wall of the mounting seat I (101) is provided with a positioning hole (1010), one end of the mounting end (202) is fixedly connected with a positioning rod (203), and the positioning rod (203) corresponds to the positioning hole (1010).

5. The split oil pump seal of claim 1, wherein: The inner side wall of the mounting seat I (101) is fixedly connected with a sealing side gasket (1011), and the cross section of the sealing side gasket (1011) is a trapezoidal structure.

6. The split oil pump seal of claim 1, wherein: The inner wall of the mounting seat I (101) is fixedly connected with a sealing bottom gasket (108), and the inner side surface of the sealing bottom gasket (108) is provided with an inclined surface, one end of the mounting end (202) is provided with a corresponding inclined surface on the inner side surface of the sealing bottom gasket (108).

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