CN210250351U - Conveniently-detached center rod of sickbed wheel - Google Patents
Conveniently-detached center rod of sickbed wheel Download PDFInfo
- Publication number
- CN210250351U CN210250351U CN201920618143.7U CN201920618143U CN210250351U CN 210250351 U CN210250351 U CN 210250351U CN 201920618143 U CN201920618143 U CN 201920618143U CN 210250351 U CN210250351 U CN 210250351U
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- rod body
- upper rod
- groove
- rod head
- limiting
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- 230000037237 body shape Effects 0.000 claims abstract description 4
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
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Abstract
The utility model discloses a conveniently-disassembled center pole of a sickbed wheel, which comprises an upper pole body and a lower pole body; the upper rod body is provided with an upper rod head in a revolving body shape, the outer wall surface of the upper rod head is provided with at least two limiting bulges which are distributed in an annular array at equal intervals at an angle around the central axis of the upper rod head, the lower rod body is provided with an embedded groove for the upper rod head to extend into and rotate, the embedded groove is cylindrical and is positioned in the same revolving shaft with the upper rod head, the outer wall surface of the lower rod body is provided with a limiting groove matched with the limiting bulges, the notch of the limiting groove faces towards the upper rod head, and the bottom of the limiting groove is provided with a rotating groove which is vertical to and communicated with the limiting groove; the rotating groove and the limiting groove are communicated with the inside of the embedded groove and the outside of the lower rod body. The central rod has the characteristics of convenience in disassembly and assembly and avoidance of movement, and is perfect in overall function and strong in practicability.
Description
Technical Field
The utility model relates to a truckle manufacturing technical field, more specifically say, it relates to a sick bed wheel pivot pole convenient to dismantle.
Background
The caster comprises a movable caster and a fixed caster. The movable caster wheel is also called a universal wheel, and the structure of the movable caster wheel allows 360-degree rotation; the fixed caster is also called a directional caster, and has no rotating structure and can not rotate. Two types of casters are commonly used, such as a cart having two directional wheels on the front and two universal wheels on the rear adjacent the push arm. The caster may be made of various materials, such as cast iron wheel, nylon wheel, etc.
Sickbed wheels also belong to one class of casters. The pivot pole of common sick bed wheel is as the structure of fig. 3, and it is provided with on the foot fork 100 and embraces the foot fork 100 and be the column 101 of embracing tightly of half cylinder and embrace the column two 102 tightly, embraces the column one 101 tightly and embrace the column two 102 tightly through two upper and lower hugging closely the gasket will embrace column one 101 tightly and embrace column two 102 tightly, when treating the dismantlement, need pry two gaskets apart, and the dismouting is inconvenient, and whole effect is not good. Accordingly, the utility model provides a sick bed wheel pivot pole convenient to dismantle.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome not enough among the above-mentioned prior art, provide a sick bed wheel pivot pole convenient to dismantle, this pivot pole has the dismouting of being convenient for, avoids the characteristics of drunkenness.
In order to solve the technical problem, the purpose of the utility model is to realize like this: the utility model relates to a convenient-to-disassemble hospital bed wheel pivot rod, which comprises an upper rod body and a lower rod body; the upper rod body is provided with an upper rod head in a revolving body shape, the outer wall surface of the upper rod head is provided with at least two limiting bulges which are distributed in an annular array at equal intervals at an angle around the central axis of the upper rod head, the lower rod body is provided with an embedded groove for the upper rod head to extend into and rotate, the embedded groove is cylindrical and is positioned in the same revolving shaft with the upper rod head, the outer wall surface of the lower rod body is provided with a limiting groove matched with the limiting bulges, the notch of the limiting groove faces towards the upper rod head, and the bottom of the limiting groove is provided with a rotating groove which is vertical to and communicated with the limiting groove; the rotating groove and the limiting groove are communicated with the inside of the embedded groove and the outside of the lower rod body.
The utility model discloses further set up to: the bottom of the embedding groove is provided with a spring hole extending along the length direction of the lower rod body, and a compression spring with one end abutting against the lower end face of the upper rod head is embedded in the spring hole.
The utility model discloses further set up to: the upper rod body and the lower rod body are respectively provided with a shaft hole, and the axis direction of the shaft hole is vertical to the length direction of the upper rod body and/or the lower rod body.
The utility model discloses further set up to: the outer wall surface of the upper rod body is provided with an outer ring groove close to the top end.
The utility model discloses further set up to: the outer wall surface of the lower rod body is provided with an outer ring bulge close to the bottom end.
To sum up, the utility model discloses following beneficial effect has:
1. the upper rod head is inserted into the embedding groove, the limiting bulge correspondingly slides into the limiting groove and rotates in the circumferential direction, so that the limiting bulge is embedded into the rotating groove, the upper rod body and the lower rod body are connected, the upper rod body and the lower rod body are convenient to disassemble and assemble, and the operation is simple;
2. the lower end surface of the upper rod head in a butting connection state of the compression spring is additionally arranged, so that the upper rod body cannot move relative to the lower rod body, the upper rod body and the lower rod body are tightly connected and are not easy to separate, and the using effect is good;
3. the setting of outer loop recess and outer loop arch has played the location installation effect to the body of rod and the lower body of rod down.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic structural view of a pivot rod of a wheel of an existing sickbed.
Detailed Description
The invention will be further described with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1 to 2, the detachable pivot rod of the sickbed wheel according to the present embodiment includes an upper rod 10 and a lower rod 20; the upper rod body 10 is provided with an upper rod head 11 in a revolving body shape, the outer wall surface of the upper rod head 11 is provided with at least two limiting bulges 12 which are distributed in an annular array at equal intervals at an angle around the central axis of the upper rod head 11, the lower rod body 20 is provided with an embedded groove 21 which is used for the upper rod head 11 to extend into and rotate, the embedded groove 21 is cylindrical and is positioned at the same revolving shaft with the upper rod head 11, the outer wall surface of the lower rod body 20 is provided with a limiting groove 22 which is matched with the limiting bulges 12, the notch of the limiting groove 22 faces the upper rod head 11, and the bottom of the limiting groove 22 is provided with a rotating groove 23 which is vertical to and communicated with the limiting groove 22; the rotating groove 23 and the limiting groove 22 are communicated with the inside of the embedded groove 21 and the outside of the lower rod body 20.
Wherein, the number of the limiting bulges 12 and the limiting grooves 22 is four.
In this embodiment, the upper club head 11 of the upper club body 10 is inserted into the insertion groove 21 of the lower club body 20, the limiting protrusion 12 slides into the limiting groove 22 and cannot slide downward after sliding to the bottom end, and then the upper club body 10 is rotated, and the limiting protrusion 12 slides into the rotating groove 23 to complete the connection between the upper club body 10 and the lower club body 20.
Furthermore, the groove bottom of the embedded groove 21 is provided with a spring hole 24 extending along the length direction of the lower rod body 20, a compression spring 25 with one end abutting against the lower end face of the upper rod head 11 is embedded in the spring hole 24, and the compression spring 25 is additionally arranged and used for abutting against the lower end face of the upper rod head 11 in a connection state, so that the upper rod body 10 cannot move relative to the lower rod body 20, the connection between the upper rod body and the lower rod body is tight, the lower rod body is not easy to separate, and the using effect is good.
Further, the upper rod body 10 and the lower rod body 20 are respectively provided with a shaft hole 30, and the axial direction of the shaft hole 30 is perpendicular to the length direction of the upper rod body 10 and/or the lower rod body 20 and is used for installing a bolt or a rotating shaft.
Further, the outer wall surface of the upper rod body 10 is provided with an outer ring groove 13 close to the top end, and the outer ring groove is used for connecting the upper rod body 10 to the bed legs of a sickbed, so that the upper rod body is convenient to mount and fix.
Further, the outer wall surface of the lower rod body 20 is provided with an outer ring protrusion 26 near the bottom end for coupling the lower rod body 20 to the foot fork of the caster, so as to facilitate installation and fixation.
The utility model relates to a convenient-to-detach sickbed wheel pivot rod, which is characterized in that an upper rod head is inserted into an embedding groove, a limiting bulge correspondingly slides into a limiting groove and rotates circumferentially, so that the limiting bulge is embedded into a rotating groove, the connection between an upper rod body and a lower rod body is realized, the disassembly and the assembly between the upper rod body and the lower rod body are convenient, and the operation is simple; the upper rod body cannot move relative to the lower rod body by additionally arranging the lower end surface of the upper rod head in a state that the compression spring is abutted and connected, the upper rod body and the lower rod body are tightly connected and are not easy to separate, and the using effect is good; through the setting of outer loop recess and outer loop arch, played the location installation effect to the body of rod and the lower body of rod.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (5)
1. The utility model provides a sick bed wheel pivot pole convenient to dismantle which characterized in that: comprises an upper rod body and a lower rod body; the upper rod body is provided with an upper rod head in a revolving body shape, the outer wall surface of the upper rod head is provided with at least two limiting bulges which are distributed in an annular array at equal intervals at an angle around the central axis of the upper rod head, the lower rod body is provided with an embedded groove for the upper rod head to extend into and rotate, the embedded groove is cylindrical and is positioned in the same revolving shaft with the upper rod head, the outer wall surface of the lower rod body is provided with a limiting groove matched with the limiting bulges, the notch of the limiting groove faces towards the upper rod head, and the bottom of the limiting groove is provided with a rotating groove which is vertical to and communicated with the limiting groove; the rotating groove and the limiting groove are communicated with the inside of the embedded groove and the outside of the lower rod body.
2. The easy-to-detach hospital bed wheel pivot arm according to claim 1, wherein: the bottom of the embedding groove is provided with a spring hole extending along the length direction of the lower rod body, and a compression spring with one end abutting against the lower end face of the upper rod head is embedded in the spring hole.
3. The easy-to-detach hospital bed wheel pivot arm according to claim 1 or 2, characterized in that: the upper rod body and the lower rod body are respectively provided with a shaft hole, and the axis direction of the shaft hole is vertical to the length direction of the upper rod body and/or the lower rod body.
4. The detachable hospital bed wheel pivot arm of claim 3, wherein: the outer wall surface of the upper rod body is provided with an outer ring groove close to the top end.
5. The detachable hospital bed wheel pivot arm of claim 3, wherein: the outer wall surface of the lower rod body is provided with an outer ring bulge close to the bottom end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920618143.7U CN210250351U (en) | 2019-04-30 | 2019-04-30 | Conveniently-detached center rod of sickbed wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920618143.7U CN210250351U (en) | 2019-04-30 | 2019-04-30 | Conveniently-detached center rod of sickbed wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210250351U true CN210250351U (en) | 2020-04-07 |
Family
ID=70023392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920618143.7U Expired - Fee Related CN210250351U (en) | 2019-04-30 | 2019-04-30 | Conveniently-detached center rod of sickbed wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210250351U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111648360A (en) * | 2020-06-17 | 2020-09-11 | 深圳市勘察测绘院(集团)有限公司 | Using method of manual rotation semi-recovery anchor rod |
| CN112208617A (en) * | 2020-11-03 | 2021-01-12 | 北京宝贝的旅程科技有限公司 | Controllable comfort system and method for adjusting same |
| CN112656477A (en) * | 2020-12-31 | 2021-04-16 | 杭州德诺脑神经医疗科技有限公司 | Aneurysm occlusion device and microcatheter therefor |
-
2019
- 2019-04-30 CN CN201920618143.7U patent/CN210250351U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111648360A (en) * | 2020-06-17 | 2020-09-11 | 深圳市勘察测绘院(集团)有限公司 | Using method of manual rotation semi-recovery anchor rod |
| CN112208617A (en) * | 2020-11-03 | 2021-01-12 | 北京宝贝的旅程科技有限公司 | Controllable comfort system and method for adjusting same |
| CN112656477A (en) * | 2020-12-31 | 2021-04-16 | 杭州德诺脑神经医疗科技有限公司 | Aneurysm occlusion device and microcatheter therefor |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200407 |