CN210978317U - Spring pressing cylinder - Google Patents
Spring pressing cylinder Download PDFInfo
- Publication number
- CN210978317U CN210978317U CN201921751464.0U CN201921751464U CN210978317U CN 210978317 U CN210978317 U CN 210978317U CN 201921751464 U CN201921751464 U CN 201921751464U CN 210978317 U CN210978317 U CN 210978317U
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- China
- Prior art keywords
- spring
- conical spring
- coil
- sliding
- cylinder
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Abstract
A kind of spring-loaded cylinder: including urceolus and the smooth section of thick bamboo that inserts in the urceolus, the bottom sets up spring, its characterized in that in the urceolus: a baffle ring is fixedly arranged at the upper part of the sliding cylinder, and a top round window with internal threads is arranged at the top of the sliding cylinder; a circular through hole is formed in the center of the bottom of the sliding cylinder; a sliding rod is fixedly arranged in the center of the inner bottom of the outer barrel, penetrates through the circular through hole and is inserted into the sliding barrel, a baffle is fixedly arranged at the upper end of the sliding rod through a top circular window, and the top circular window is spirally sealed with a top circular cover with external threads; the spring is formed by arranging lower conical springs and upper conical springs at intervals according to a lower conical spring and an upper conical spring (or an upper conical spring and a lower conical spring) and integrally connecting the lower conical springs and the upper conical springs. Has the advantages that: the utility model provides a spring pressing cylinder can reduce the fixed height of spring in the urceolus to the height that the limit is low, can practice thrift the length of urceolus, can material saving cost, reduces the space that spring pressing cylinder occupied, can reduce the volume of equipment.
Description
Technical Field
The utility model relates to an elastic device, concretely relates to suppress a section of thick bamboo.
Background
Many machines can not be separated from the spring, and the spring partial compression spring and extension spring, the shape of spring has the multiple, and the commonly used is the cylindricality spring, and the cylindricality spring has a characteristic to be: each coil has the same diameter and a fixed and unchangeable height which is formed by the superposition of the diameters of the coils; after the compression spring is completely compressed, the sum of the diameters of each circle of spring wires of the spring is the fixed height of the spring; the height of the stretched spring after the diameters of the coil spring wires are superposed before the stretched spring is stretched is the fixed height of the spring; the fixed height of the spring occupies the position and space, so that the parts of some machines have certain length or height, which increases the volume of the machine, increases the occupied space of the machine and even increases the production cost of the machine; some mechanical elastic pressing cylinders are just one example, and comprise an outer cylinder, wherein a spring is arranged at the bottom of the outer cylinder, the spring is a cylindrical compression spring or an extension spring, the tail end of the spring is in contact with or movably connected with a sliding cylinder sleeved in the outer cylinder, the sliding cylinder is hollow, and the outer diameter of the sliding cylinder is smaller than or equal to the inner diameter of the outer cylinder; the fixed height of the spring in the outer cylinder leads the outer cylinder to have the length for accommodating the height of the spring, and if the fixed height of the spring can be reduced, the length of the outer cylinder can be saved, the material cost can be saved, and the volume of the equipment can be reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned problem that a suppress section of thick bamboo exists, the utility model provides a suppress section of thick bamboo can reduce the fixed height of urceolus internal spring to the height that the limit is low, can practice thrift the length of urceolus, can material saving cost, reduces the space that a suppress section of thick bamboo occupied, reduces the volume of equipment.
The utility model provides a pair of a suppress a section of thick bamboo: the spring is a compression spring or a tension spring; the lower end of the tension spring is fixedly connected with the inner bottom of the outer cylinder, and the upper end of the tension spring is movably connected with the lower end of the sliding cylinder; compression spring lower extreme and urceolus inner bottom fixed connection, upper end and sliding barrel lower extreme contact or swing joint, its characterized in that: a baffle ring is fixedly arranged at the upper part of the sliding cylinder, and a top round window with internal threads is arranged at the top of the sliding cylinder; a circular through hole is formed in the center of the bottom of the sliding cylinder; a sliding rod is fixedly arranged in the center of the inner bottom of the outer barrel, penetrates through the circular through hole and is inserted into the sliding barrel, a baffle is fixedly arranged at the upper end of the sliding rod through a top circular window, and the top circular window is spirally sealed with a top circular cover with external threads; the spring is formed by arranging a lower conical spring and an upper conical spring at intervals and integrally connecting the lower conical spring and the upper conical spring according to the lower conical spring and the upper conical spring or the upper conical spring and the lower conical spring.
Furthermore, the upper conical spring is in a truncated cone shape which is upright from top to bottom, the diameter of each spring coil, excluding the largest coil A, is two times larger than that of the spring coil adjacent to the upper conical spring.
Further, the lower conical spring is in an inverted truncated cone shape with a large upper side and a small lower side, and each spring coil, except the largest coil B, is larger than the diameter of the adjacent spring coil below the spring coil by twice of the diameter of the spring wire from top to bottom.
Further, when one of the upper conical springs and one of the lower conical springs are integrally connected, the large end of the upper conical spring is opposite to the large end of the lower conical spring, and the largest coil A of the upper conical spring and the largest coil B of the lower conical spring are integrally connected or are the same spring coil.
Further, when one of the lower conical springs and one of the upper conical springs are integrally connected, the small end of the lower conical spring is opposite to the small end of the upper conical spring, and the smallest coil b of the lower conical spring is integrally connected with the smallest coil a of the upper conical spring or is the same spring coil.
Further, the diameter of the maximum circle A is equal to that of the maximum circle B.
Further, the diameter of the minimum circle A is equal to that of the minimum circle B.
Further, the diameter of the top round window is smaller than the inner diameter of the sliding cylinder.
Furthermore, a sliding rod fixedly arranged at the bottom in the outer cylinder is vertical to the bottom of the outer cylinder, and the sliding rod is used for maintaining the spring not to bend laterally when being stretched or compressed and transmitting the received force along the axial direction of the sliding rod.
Furthermore, the baffle fixedly arranged at the upper end of the sliding rod is used for controlling the maximum sliding amount of the sliding cylinder and preventing the sliding cylinder from completely sliding out and falling off from the outer cylinder; if the sliding cylinder is provided with the compression spring at the bottom in the outer cylinder, when the sliding cylinder compresses the spring to a certain degree and releases the spring suddenly, the spring without pressure is restored to the original position, the sliding cylinder is ejected to slide outwards, and if no baffle is used for blocking the bottom of the sliding cylinder, the sliding cylinder can be ejected out and leaves the outer cylinder; if the bottom of the sliding barrel is blocked by a baffle plate, the sliding barrel can be pulled out of the outer barrel if the baffle plate does not block the bottom of the sliding barrel, and the spring is pulled to exceed the elastic range and can be damaged.
Furthermore, the stop ring fixedly arranged on the upper part of the sliding barrel controls the maximum insertion length of the sliding barrel into the outer barrel, so that the lower end of the sliding barrel is prevented from impacting the spring in a fixed length state, and the spring is protected.
Further, the top is provided with a top round window with internal threads, and the top round window is used for installing or removing the baffle at the upper end of the sliding rod.
Furthermore, no matter the upper conical spring or the lower conical spring is adopted, when the spring is a compression spring, after a plurality of coil spring coils are compressed, the coil spring with the smaller diameter is hidden in the adjacent coil spring with the larger diameter, and the final height of the upper conical spring or the lower conical spring is only the height of one coil spring; when the upper conical spring or the lower conical spring is a stretching spring, the spring coil with the smaller diameter is hidden in the adjacent spring coil with the larger diameter before being stretched, and the height of the stretching spring is only the height of one coil, and the stretched spring has a plurality of times of the initial height; the initial height of the spring formed by integrally connecting a plurality of upper conical springs and lower conical springs in sequence or the compressed limit fixed height is only the height of a plurality of spring coils in an overlapping way.
The utility model discloses beneficial effect: the utility model provides a spring pressing cylinder can reduce the fixed height of spring in the urceolus to the height that the limit is low, can practice thrift the length of urceolus, can material saving cost, reduces the space that spring pressing cylinder occupied, can reduce the volume of equipment.
Drawings
The invention will be further explained with reference to the drawings and an embodiment.
Fig. 1 is a schematic cross-sectional view of the pressing cylinder of the present invention when the sliding cylinder is ejected or pulled out.
Fig. 2 is a schematic sectional view of the elastic pressing cylinder of the present invention when the sliding cylinder is compressed into the outer cylinder or the tension spring in the outer cylinder is not under tension.
Fig. 3 is a three-dimensional structure diagram of a spring in the outer cylinder of the cartridge of the present invention.
Fig. 4 is a schematic view of the upper conical spring and the lower conical spring of the spring barrel spring of the present invention.
Wherein: 1. the device comprises an outer cylinder, 2 springs, 3 sliding cylinders, 4 retaining rings, 5 retaining plates, 6 sliding rods, 7 maximum rings A, 8 minimum rings A, 9 minimum rings B, 10 maximum rings B, 11 top round windows, 12 top round covers, 13 upper conical springs and 14 lower conical springs.
Detailed Description
The utility model provides a pair of a suppress a section of thick bamboo: the sliding barrel type spring device comprises an outer barrel 1 and a sliding barrel 3 inserted into the outer barrel 1, wherein a spring 2 is arranged at the bottom in the outer barrel 1, and the spring 2 is a compression spring or a tension spring; the lower end of the tension spring is fixedly connected with the inner bottom of the outer cylinder 1, and the upper end of the tension spring is movably connected with the lower end of the sliding cylinder 3; compression spring lower extreme and 1 inner bottom fixed connection of urceolus, the upper end contacts or swing joint, its characterized in that with 3 lower extremes of smooth section of thick bamboo: the upper part of the sliding cylinder 3 is fixedly provided with a baffle ring 4, and the top of the sliding cylinder is provided with a top round window 11 with internal threads; a circular through hole is formed in the center of the bottom of the sliding barrel 3; a sliding rod 6 is fixedly arranged in the center of the inner bottom of the outer cylinder 1, the sliding rod 6 penetrates through the circular through hole to be inserted into the sliding cylinder 3, a baffle 5 is fixedly arranged at the upper end of the sliding rod 6 through a top circular window 11, and the top circular window 11 is spirally sealed with a top circular cover 12 with external threads; the spring 2 is formed by arranging lower conical springs 14 and upper conical springs 13 at intervals according to one lower conical spring 14 and one upper conical spring 13 (or one upper conical spring 13 and one lower conical spring 14) and integrally connecting the lower conical spring 14 and the upper conical spring 13.
Further, the upper conical spring 13 is a truncated cone which is upright in side view from top to bottom, and the diameter of each spring coil (excluding the largest coil armature 7) is two times larger than the diameter of the spring wire of the adjacent spring coil above the spring coil from bottom to top.
Further, the lower conical spring 14 is a truncated cone shape with an inverted top-large bottom-small side view, and the diameter of each spring coil (excluding the largest coil b 10) is larger than the diameter of the adjacent spring coil below the spring coil by two times of the diameter of the spring wire from top to bottom.
Further, when an upper conical spring 13 and a lower conical spring 14 are integrally connected, the large end of the upper conical spring 13 is opposite to the large end of the lower conical spring 14, and the largest coil a 7 of the upper conical spring 13 is integrally connected with or is the same as the largest coil b 10 of the lower conical spring 14.
Further, when one of the lower conical springs 14 and one of the upper conical springs 13 are integrally connected, the small end of the lower conical spring 14 is opposite to the small end of the upper conical spring 13, and the smallest coil b 9 of the lower conical spring 14 is integrally connected with or is the same as the smallest coil a 8 of the upper conical spring 13.
Further, the diameter of the maximum circle A7 is equal to that of the maximum circle B10.
Further, the diameter of the minimum circle A8 is equal to that of the minimum circle B9.
Further, the diameter of the top round window 11 is smaller than the inner diameter of the slide cylinder 3.
Further, a slide rod 6 fixedly provided at the bottom in the outer cylinder 1 is perpendicular to the bottom of the outer cylinder 1, and the slide rod 6 functions to transmit a force received along the axial direction of the slide rod 6 while maintaining the spring 2 from being bent sideways when being stretched or compressed.
Further, the baffle 5 fixedly arranged at the upper end of the slide rod 6 is used for controlling the maximum sliding amount of the slide cylinder 3, so that the slide cylinder 3 is prevented from completely sliding out and falling off from the outer cylinder 1; if the compression spring is arranged at the bottom in the outer cylinder 1, when the sliding cylinder 3 compresses the spring 2 to a certain degree and is suddenly loosened, the spring 2 without pressure is restored to the original position, the sliding cylinder 3 is ejected to slide outwards, and if the baffle 5 is not blocked at the bottom of the sliding cylinder 3, the sliding cylinder 3 can be ejected out and leaves the outer cylinder 1; if the bottom of the outer cylinder 1 is provided with a stretching spring, if the baffle 5 is not blocked at the bottom of the sliding cylinder 3, the sliding cylinder 3 can be pulled out of the outer cylinder 1, and the spring 2 is pulled to exceed the elastic range, and the spring 2 can be damaged.
Further, the stop ring 4 fixedly arranged on the upper portion of the sliding barrel 3 controls the maximum insertion length of the sliding barrel 3 into the outer barrel 1, the lower end of the sliding barrel 3 is prevented from impacting the spring 2 in a fixed length state, the spring 2 is protected, and the fixed length of the spring 2 is the total height of all the maximum coils A and the maximum coils B overlapped together after the spring 2 is compressed.
Further, the top of the sliding cylinder 2 is provided with a top round window 11 with internal threads, and the function is to install or remove the baffle 5 at the upper end of the sliding rod 6 through the top round window 11.
Furthermore, no matter the upper conical spring 13 or the lower conical spring 14 is used, when the spring is a compression spring, after a plurality of coil spring coils are compressed, the coil spring with the smaller diameter is hidden in the adjacent coil spring with the larger diameter, and the final height of the upper conical spring 13 or the lower conical spring 14 is only the height when one coil spring coil is flatly placed, namely the height of the diameter of the spring wire; when the upper conical spring 13 or the lower conical spring 13 is a tension spring, the spring coil with a smaller diameter is hidden in the adjacent spring coil with a larger diameter before the spring 2 is stretched, and the height of the upper conical spring 13 or the lower conical spring 13 is only the height when one coil of the spring coil is flatly placed, namely the height of the diameter of the spring wire; the spring 2 has a height which is several times of the initial height after being stretched; the initial height or the fixed height after being compressed of the spring 2 integrally connected by a plurality of upper conical springs 13 and lower conical springs 14 in sequence is equal to the height of the sum of the diameters of a plurality of spring wires.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, which should be covered by the claims of the present invention.
Claims (6)
1. A spring pressing barrel comprises an outer barrel (1) and a sliding barrel (3) inserted into the outer barrel (1), wherein a spring (2) is arranged at the bottom in the outer barrel (1), and the spring (2) is a compression spring or a tension spring; the lower end of the stretching spring is fixedly connected with the inner bottom of the outer cylinder (1), and the upper end of the stretching spring is movably connected with the lower end of the sliding cylinder (3); compression spring lower extreme and urceolus (1) inner bottom fixed connection, upper end and sliding barrel (3) lower extreme contact or swing joint, its characterized in that: a baffle ring (4) is fixedly arranged at the upper part of the sliding cylinder (3), and a top round window (11) with internal threads is arranged at the top of the sliding cylinder; a circular through hole is formed in the center of the bottom of the sliding cylinder (3); a sliding rod (6) is fixedly arranged in the center of the inner bottom of the outer cylinder (1), the sliding rod (6) penetrates through the circular through hole to be inserted into the sliding cylinder (3), a baffle (5) is fixedly arranged at the upper end of the sliding rod (6) through a top round window (11), and the top round window (11) is spirally sealed with a top round cover (12) with external threads; the spring (2) is formed by arranging a lower conical spring (14) and an upper conical spring (13) according to the lower conical spring (14) and the upper conical spring (13) or arranging the upper conical spring (13) and the lower conical spring (14) at intervals and integrally connecting the upper conical spring and the lower conical spring.
2. The suppressing cartridge as set forth in claim 1, wherein: the upper conical spring (13) is in a truncated cone shape which is upright when viewed from top to bottom, and the diameter of each spring coil except the largest hoop (7) is two times larger than that of the spring wire above the spring coil from bottom to top.
3. The suppressing cartridge as set forth in claim 1, wherein: the lower conical spring (14) is in a truncated cone shape with an inverted upside-down side view, and the diameter of each spring coil except the largest coil B (10) is larger than the diameter of the adjacent spring coil below the spring coil by two times of the diameter of the spring wire from top to bottom.
4. The suppressing cartridge as set forth in claim 1, wherein: the upper conical spring (13) and the lower conical spring (14) are integrally connected, the large end of the upper conical spring (13) is opposite to the large end of the lower conical spring (14), and the largest coil A (7) of the upper conical spring (13) and the largest coil B (10) of the lower conical spring (14) are integrally connected or are the same spring coil.
5. The suppressing cartridge as set forth in claim 1, wherein: the lower conical spring (14) is integrally connected with the upper conical spring (13), the small end of the lower conical spring (14) is opposite to the small end of the upper conical spring (13), and the minimum coil B (9) of the lower conical spring (14) is integrally connected with the minimum coil A (8) of the upper conical spring (13) or is the same spring coil.
6. The suppressing cartridge as set forth in claim 4, wherein: the diameter of the maximum circle A (7) is equal to that of the maximum circle B (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921751464.0U CN210978317U (en) | 2019-10-18 | 2019-10-18 | Spring pressing cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921751464.0U CN210978317U (en) | 2019-10-18 | 2019-10-18 | Spring pressing cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210978317U true CN210978317U (en) | 2020-07-10 |
Family
ID=71423199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921751464.0U Expired - Fee Related CN210978317U (en) | 2019-10-18 | 2019-10-18 | Spring pressing cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210978317U (en) |
-
2019
- 2019-10-18 CN CN201921751464.0U patent/CN210978317U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200710 Termination date: 20211018 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |