Sealing ring press fitting device

Abstract

The utility model relates to the technical field of sealing ring press fitting, in particular to a sealing ring press fitting device which comprises a fixing sleeve with one closed end and a hollow interior, a first spring and a sealing ring pressing head are arranged in the fixing sleeve, and the two opposite ends of the first spring abut against one end of the sealing ring pressing head and the closed end of the fixing sleeve respectively. The other end, opposite to one end, of the sealing ring pressing head extends out of the fixing sleeve, the sealing ring pressing head is in sliding connection with the fixing sleeve, the sealing ring pressing head is designed to be of a telescopic structure, the buffering effect can be achieved, in this way, when the sealing ring is pressed, rigid contact between the sealing ring pressing head and a shell of an automobile controller can be avoided, and the sealing ring pressing head is prevented from being damaged. And when the sealing ring pressure head and the binding post deviate, rigid contact between the sealing ring pressure head and the binding post can be avoided, so that damage to the binding post and a shell of the automobile controller and damage to internal components of the automobile controller can be avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to sealing ring press -mounting technical field, especially in a kind of sealing ring press -mounting device. BACKGROUND

[0002] Sealing ring press -mounting device is a kind of device that sealing ring is press -mounted in the sealing groove of the wiring post of automobile controller, the sealing ring press head and the fixed sleeve of existing sealing ring press -mounting device are fixedly connected, so that in the sealing ring press -mounting, the contact between sealing ring press head and wiring post is steel contact;If sealing ring press head and wiring post are steel contact, it will cause the damage of the wiring post of automobile controller during the impact force is larger in pressing, and when sealing ring press head and wiring post are offset, it will also cause the damage of the shell of automobile controller. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide a kind of sealing ring press -mounting device, can provide buffering action in the pressing process, to avoid the damage of the wiring post and shell of automobile controller.

[0004] In order to solve the above technical problem, the technical scheme adopted by the utility model is:

[0005] A kind of sealing ring press -mounting device, it is characterized in that, including one end closed and inside hollow fixed sleeve, first spring and sealing ring press head are arranged in the fixed sleeve, the opposite ends of the first spring are respectively abutted with one end of sealing ring press head and the closed end of fixed sleeve, the opposite end of one end of sealing ring press head extends out fixed sleeve and sealing ring press head and fixed sleeve are slidably connected, and the sealing ring press head is used to press sealing ring in the sealing groove of the wiring post of automobile controller.

[0006] Further, one end of sealing ring press head that passes out fixed sleeve is equipped with the positioning hole that is compatible with the wiring post of automobile controller, one end of sealing ring press head in fixed sleeve is equipped with first limit ring, and the non-closed end of sealing ring press head is equipped with first through-hole for sealing ring press head to pass out, and the diameter of first through-hole is less than the outer diameter of first limit ring.

[0007] Further, the inner diameter of fixed sleeve is equal to the outer diameter of first limit ring.

[0008] Further, the depth of positioning hole is greater than the height of wiring post that extends out the surface of automobile controller.

[0009] Further, the difference between the outer diameter of one end of sealing ring press head that passes out fixed sleeve and the diameter of positioning hole is greater than or equal to the width of sealing ring.

[0010] Further, the first spring is disc spring.

[0011] Further, the material of the disc spring is nickel-based alloy.

[0012] Further, the fixing sleeve comprises a mounting head and a connecting sleeve, the mounting head is detachably connected with the connecting sleeve, the first spring and the seal pressing head are located inside the connecting sleeve, the opposite ends of the first spring are respectively abutted with one end of the seal pressing head and the mounting head, and the other end opposite to the one end of the seal pressing head extends out of the connecting sleeve and the seal pressing head is slidably connected with the connecting sleeve.

[0013] Further, one end of the mounting head is inserted into the connecting sleeve, an outer thread is arranged on the outer wall of the one end of the mounting head inserted into the connecting sleeve, and an inner thread matched with the outer thread is arranged on the inner wall of the connecting sleeve.

[0014] Further, the materials of the fixing sleeve and the seal pressing head are stainless steel.

[0015] The utility model discloses the beneficial effect lies in:

[0016] The utility model discloses a fixing sleeve, a first spring and a seal pressing head are arranged in the fixing sleeve, the opposite ends of the first spring are respectively abutted with one end of the seal pressing head and the closed end of the fixing sleeve, and the other end opposite to the one end of the seal pressing head extends out of the fixing sleeve and the seal pressing head is slidably connected with the fixing sleeve, the seal pressing head is designed as a telescopic structure, can provide buffering effect, so when the seal ring is pressed and assembled, not only can the seal pressing head and the shell of the automobile controller be prevented from being in rigid contact, but also when the seal pressing head is deviated from the terminal post, the seal pressing head and the terminal post can be prevented from being in rigid contact, thereby the damage of the terminal post and the shell of the automobile controller and the damage of the internal components of the automobile controller can be avoided. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the structure schematic view of the seal ring pressing device and the automobile controller in the utility model;

[0018] Figure 2 It is the sectional view of the utility model; Figure 1

[0019] Figure 3 It is the structure schematic view of the seal ring pressing device in the utility model;

[0020] Figure 4 It is the sectional view of the utility model; Figure 3

[0021] Figure 5 It is the sectional view of the positioning shaft of the seal ring pressing device in the utility model and is inserted into the terminal post.​​

[0022] Figure 6 It is the structure schematic view of the positioning shaft in the utility model;

[0023] Figure 7 It is the structure schematic view of the sealing ring pressure head in the utility model;

[0024] Figure 8 It is the structure schematic view of the second spring on the positioning shaft sleeve in the utility model;

[0025] Figure 9 It is the structure schematic view of the positioning shaft, first spring, second spring and sealing ring pressure head in the utility model;

[0026] Label explanation:

[0027] 1, fixed sleeve; 11, mounting head; 12, connecting sleeve; 2, positioning shaft; 21, second limiting ring; 22, limiting sleeve; 3, first spring; 4, second spring; 5, sealing ring pressure head; 51, positioning hole; 52, first limiting ring; 6, automobile controller; 61, terminal post; 611, threaded hole. Specific implementation

[0028] In order to explain the technical content, the purpose and the effect of the utility model in detail, the following will be explained by combining with the embodiment and the drawings.

[0029] Please refer to Figure 1 And Figure 2 The technical scheme adopted by the utility model is:

[0030] A sealing ring pressing device, characterized in that it comprises a fixed sleeve with one end closed and hollow inside, wherein the inside of the fixed sleeve is provided with a first spring and a sealing ring pressure head, the opposite ends of the first spring are respectively in abutment with one end of the sealing ring pressure head and the closed end of the fixed sleeve, the opposite end of one end of the sealing ring pressure head extends out of the fixed sleeve and the sealing ring pressure head is in sliding connection with the fixed sleeve, and the sealing ring pressure head is used for pressing the sealing ring into the sealing groove of the terminal post of the automobile controller.

[0031] From the above description, the utility model has the beneficial effects that:

[0032] The first spring is in abutment with one end of the sealing ring pressing head and the closed end of the fixed sleeve respectively, the other end of the sealing ring pressing head extends out of the fixed sleeve and the sealing ring pressing head is in sliding connection with the fixed sleeve, the sealing ring pressing head is designed as a telescopic structure, which can provide a buffering effect, so that when the sealing ring is pressed, not only can the sealing ring pressing head and the shell of the automobile controller be prevented from being in rigid contact, but also when the sealing ring pressing head is offset from the terminal post, the sealing ring pressing head and the terminal post can be prevented from being in rigid contact, so that the damage of the terminal post and the shell of the automobile controller and the damage of the internal components of the automobile controller can be avoided.

[0033] Further, one end of the sealing ring pressing head extending out of the fixed sleeve is provided with a positioning hole matched with the terminal post of the automobile controller, one end of the sealing ring pressing head in the fixed sleeve is provided with a first limiting ring, and the non-closed end of the sealing ring pressing head is provided with a first through hole for the sealing ring pressing head to extend out, and the diameter of the first through hole is smaller than the outer diameter of the first limiting ring.

[0034] From the above description, it can be known that the first limiting ring can prevent the sealing ring pressing head from being separated from the fixed sleeve during sliding.

[0035] Further, the inner diameter of the fixed sleeve is equal to the outer diameter of the first limiting ring.

[0036] From the above description, it can be known that the inner diameter of the fixed sleeve is equal to the outer diameter of the first limiting ring, so that the first limiting ring can stably slide along the inner side wall of the fixed sleeve, so that the sealing ring pressing head can stably slide.

[0037] Further, the depth of the positioning hole is greater than the height of the terminal post extending out of the surface of the automobile controller.

[0038] From the above description, it can be known that the depth of the positioning hole is greater than the height of the terminal post extending out of the surface of the automobile controller, so that when the sealing ring is pressed, the upper part of the sealing ring pressing head can be prevented from being in rigid contact with the terminal post to cause damage and wear of the terminal post.

[0039] Further, the difference between the outer diameter of the one end of the sealing ring pressing head extending out of the fixed sleeve and the diameter of the positioning hole is greater than or equal to the width of the sealing ring.

[0040] From the above description, it can be known that the difference between the outer diameter of the one end of the sealing ring pressing head extending out of the fixed sleeve and the diameter of the positioning hole is greater than or equal to the width of the sealing ring, so that the contact area between the sealing ring pressing head and the sealing ring can be improved, the sealing ring can be better pressed, and the efficiency and accuracy of the pressing can be further improved.

[0041] Further, the first spring is a disc spring.

[0042] Further, the material of the disc spring is a nickel-based alloy.

[0043] Further, the fixing sleeve comprises a mounting head and a connecting sleeve, the mounting head and the connecting sleeve are detachably connected, the first spring and the seal pressing head are located inside the connecting sleeve, the opposite ends of the first spring are respectively in abutment with one end of the seal pressing head and the mounting head, and the opposite end of the one end of the seal pressing head extends out of the connecting sleeve and the seal pressing head is slidably connected with the connecting sleeve.

[0044] Further, one end of the mounting head is inserted into the connecting sleeve, an outer wall of the one end of the mounting head inserted into the connecting sleeve is provided with external threads, and an inner wall of the connecting sleeve is provided with internal threads matched with the external threads.

[0045] Further, the materials of the fixing sleeve and the seal pressing head are stainless steel.

[0046] Please refer to Figures 1 to 9 The embodiment one of the utility model is:

[0047] Please refer to Figures 1 to 9 A seal pressing device, comprising a fixing sleeve 1 which is closed at one end and hollow inside, wherein the fixing sleeve 1 is internally provided with a positioning shaft 2, a first spring 3, a second spring 4 and a seal pressing head 5.

[0048] One end of the positioning shaft 2 extends out of the seal pressing head 5 and the positioning shaft 2 is slidably connected with the seal pressing head 5, so that the seal pressing head 5 is positioned with a terminal post 61 of an automobile controller 6, the second spring 4 is sleeved outside the other end of the positioning shaft 2 and both extend into the closed end of the fixing sleeve 1, the other end of the positioning shaft 2 is slidably connected with the closed end of the fixing sleeve 1, and one end of the second spring 4 is in abutment with the closed end of the fixing sleeve 1 so that the second spring 4 is deformed.

[0049] The first spring 3 is sleeved outside the second spring 4, the opposite ends of the first spring 3 are respectively in abutment with one end of the seal pressing head 5 and the closed end of the fixing sleeve 1, the opposite end of the one end of the seal pressing head 5 extends out of the fixing sleeve 1 and the seal pressing head 5 is slidably connected with the fixing sleeve 1, and the seal pressing head 5 is used for pressing a seal ring in a sealing groove of the terminal post 61 of the automobile controller 6.

[0050] Please refer to Figure 2The threaded hole 611 is formed on the terminal post 61 of the automobile controller 6, and the diameter of the one end of the positioning shaft 2 extending out of the sealing ring pressing head 5 is greater than (or less than) the diameter of the threaded hole 611; when the diameter of the one end of the positioning shaft 2 extending out of the sealing ring pressing head 5 is greater than the diameter of the threaded hole 611, the design can avoid the abrasion of the thread of the threaded hole 611 due to the greater impact force in the pressing process; when the diameter of the one end of the positioning shaft 2 extending out of the sealing ring pressing head 5 is less than the diameter of the threaded hole 611, the one end of the positioning shaft 2 extending out of the sealing ring pressing head 5 can be inserted into the threaded hole 611, so that the positioning of the automobile controller 6 sealing ring pressing device and the terminal post 61 of the automobile controller 6 is more accurate; in this case, a limiting sleeve 22 can be sleeved on the outer wall of the positioning shaft 2, the one end of the positioning shaft 2 extends out of the limiting sleeve 22, and the outer diameter of the limiting sleeve 22 is greater than the threaded hole 611 of the terminal post 61 of the automobile controller 6, so that the one end of the positioning shaft 2 and the bottom surface of the threaded hole 611 of the terminal post 61 are not directly in steel contact, and the limiting sleeve 22 can be pressed when the limiting sleeve 22 abuts against the terminal post 61.

[0051] The material of the fixing sleeve 1 and the sealing ring pressing head 5 is stainless steel.

[0052] Please refer to Figure 2 , Figure 4 , Figure 5 and Figure 7 , the one end of the sealing ring pressing head 5 extending out of the fixing sleeve 1 is provided with a positioning hole 51 matched with the terminal post 61 of the automobile controller 6, the one end of the sealing ring pressing head 5 located in the fixing sleeve 1 is provided with a first limiting ring 52, the non-closed end of the fixing sleeve 1 is provided with a first through hole for the sealing ring pressing head 5 to pass through, and the diameter of the first through hole is less than the outer diameter of the first limiting ring 52.

[0053] The inner diameter of the fixing sleeve 1 is equal to the outer diameter of the first limiting ring 52.

[0054] The depth of the positioning hole 51 is greater than the height of the terminal post 61 extending out of the surface of the automobile controller 6.

[0055] The difference between the outer diameter of the one end of the sealing ring pressing head 5 extending out of the fixing sleeve 1 and the diameter of the positioning hole 51 is greater than or equal to the width of the sealing ring.

[0056] Please refer to Figure 2 , Figure 4 , Figure 5 and Figure 6The outer wall of the positioning shaft 2 is sleeved with a second limiting ring 21 (the second limiting ring is arranged to prevent the positioning shaft from being separated from the sealing ring pressure head during sliding), the sealing ring pressure head 5 is provided with a second through hole for the positioning shaft 2 to pass out, the diameter of the second through hole is smaller than the outer diameter of the second limiting ring 21, and the other end of the second spring 4 abuts against the second limiting ring 21.

[0057] The first spring 3 is a disc spring, and the material of the disc spring is nickel-based alloy.

[0058] The second spring 4 is a spiral spring.

[0059] Please refer to Figure 2 , Figure 3 , Figure 4 and Figure 5 , the fixing sleeve 1 comprises a mounting head 11 and a connecting sleeve 12, the mounting head 11 is detachably connected with the connecting sleeve 12, and the positioning shaft 2, the first spring 3, the second spring 4 and the sealing ring pressure head 5 are located inside the connecting sleeve 12.

[0060] The other end of the second spring 4 and the positioning shaft 2 extends into the mounting head 11 and is in sliding connection with the mounting head 11, and one end of the second spring 4 abuts against the mounting head 11 to make the second spring 4 deformed.

[0061] The opposite ends of the first spring 3 respectively abut against one end of the sealing ring pressure head 5 and the mounting head 11, the other end of the sealing ring pressure head 5 extends out of the connecting sleeve 12 and is in sliding connection with the connecting sleeve 12.

[0062] One end of the mounting head 11 is inserted into the connecting sleeve 12, the outer wall of the one end of the mounting head 11 inserted into the connecting sleeve 12 is provided with external threads, and the inner wall of the connecting sleeve 12 is provided with internal threads matched with the external threads.

[0063] In summary, the utility model provides a kind of sealing ring press fitting device, by being positioned in the fixed sleeve inside closed at one end and hollow inside and setting up positioning shaft, first spring, second spring and sealing ring pressure head, the one end of positioning shaft passes out sealing ring pressure head and positioning shaft is slidably connected with sealing ring pressure head, make sealing ring pressure head and the terminal stud of automobile controller position, so when sealing ring press fitting, it can improve the efficiency and accuracy of sealing ring press fitting;By being set first spring outside second spring, the opposite ends of first spring are respectively with the one end of sealing ring pressure head and the closed end of fixed sleeve abut, the opposite end of the one end of sealing ring pressure head extends fixed sleeve and sealing ring pressure head is slidably connected with fixed sleeve, sealing ring pressure head is designed into telescopic structure, can provide buffering effect, so when sealing ring press fitting, not only sealing ring pressure head and the shell between automobile controller can avoid rigid contact, and when sealing ring pressure head and terminal stud are offset, sealing ring pressure head and terminal stud can also avoid rigid contact between, to avoid the damage of terminal stud and shell of automobile controller and the damage of internal components of automobile controller.

[0064] The above is only the embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent transformation, direct or indirect application in related technical field using the contents of the utility model specification and drawings is also included in the patent protection range of the utility model.

Claims

1. A seal ring press-fitting device characterized by comprising: The application relates to a fixing sleeve with a closed end and a hollow interior, wherein a first spring and a sealing ring pressing head are arranged in the interior of the fixing sleeve, opposite ends of the first spring are respectively in abutment with one end of the sealing ring pressing head and the closed end of the fixing sleeve, the other end of the sealing ring pressing head extends out of the fixing sleeve and the sealing ring pressing head is in sliding connection with the fixing sleeve, and the sealing ring pressing head is used for pressing a sealing ring into a sealing groove of a wiring post of an automobile controller.

2. The seal ring press-fitting device according to claim 1, wherein One end of the sealing ring pressing head extending out of the fixing sleeve is provided with a positioning hole matched with the wiring post of the automobile controller, one end of the sealing ring pressing head located in the fixing sleeve is provided with a first limiting ring, and a first through hole for the sealing ring pressing head to extend out is formed in the non-closed end of the sealing ring pressing head, and the diameter of the first through hole is smaller than the outer diameter of the first limiting ring.

3. The seal ring press-fitting device according to claim 2, wherein The inner diameter of the fixing sleeve is equal to the outer diameter of the first limiting ring.

4. The seal ring press-fitting device according to claim 2, wherein The depth of the positioning hole is greater than the height of the wiring post extending out of the surface of the automobile controller.

5. The seal ring press fitting device according to claim 2, wherein The difference between the outer diameter of the one end of the sealing ring pressing head extending out of the fixing sleeve and the diameter of the positioning hole is greater than or equal to the width of the sealing ring.

6. The seal ring press fitting device according to claim 1, wherein The first spring is a disc spring.

7. The seal ring press fitting device according to claim 6, wherein The material of the disc spring is a nickel-based alloy.

8. The seal ring press fitting device according to claim 1, wherein The fixing sleeve comprises a mounting head and a connecting sleeve, the mounting head and the connecting sleeve are detachably connected, the first spring and the sealing ring pressing head are located in the interior of the connecting sleeve, opposite ends of the first spring are respectively in abutment with one end of the sealing ring pressing head and the mounting head, and the other end of the sealing ring pressing head extending out of the connecting sleeve is in sliding connection with the connecting sleeve.

9. The seal ring press fitting device according to claim 8, wherein One end of the mounting head is inserted into the connecting sleeve, an outer thread is arranged on the outer wall of the one end of the mounting head inserted into the connecting sleeve, and an inner thread matched with the outer thread is arranged on the inner wall of the connecting sleeve.

10. The seal ring press fitting device according to claim 1, wherein The materials of the fixing sleeve and the sealing ring pressing head are stainless steel.

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