CN217689891U - Can bear telescopic link for manual pump of high thrust - Google Patents
Can bear telescopic link for manual pump of high thrust Download PDFInfo
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- CN217689891U CN217689891U CN202221399044.2U CN202221399044U CN217689891U CN 217689891 U CN217689891 U CN 217689891U CN 202221399044 U CN202221399044 U CN 202221399044U CN 217689891 U CN217689891 U CN 217689891U
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- telescopic link
- rod
- telescopic
- telescopic rod
- manual pump
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Abstract
The utility model provides a can bear telescopic link for manual pump of high thrust, includes transverse bar, connector, telescopic link assembly and axle sleeve, telescopic link assembly constitute by telescopic link mobile jib, telescopic link loop bar and positioning unit, the one end of telescopic link mobile jib is passed through positioning unit and is installed in the mounting hole of telescopic link loop bar, the other end of telescopic link mobile jib is connected with the one end of connector, the other end of connector constitutes through round pin axle and transverse bar and rotates to be connected, the end at telescopic link loop bar is established to the axle sleeve cover. According to the scheme, the structure of the telescopic rod for the manual pump is optimally designed, so that the telescopic rod which can bear high thrust and is applied to the manual pump is provided, and the telescopic rod can greatly improve the convenience of the operation of the manual pump; secondly, assemble the bulb plunger between flexible mobile jib and the flexible loop bar, effectively eliminate the fit clearance of telescopic link, make the telescopic link reliable and stable free from extraneous sound at the push-and-pull process, compare prior art simultaneously, more laborsaving, it is more convenient to operate.
Description
Technical Field
The utility model relates to a centralized lubrication equipment technical field specifically is a telescopic link for manual pump that can bear high thrust.
Background
The telescopic rod is a common mechanical device in daily life. However, due to the structural design and material limitation, the telescopic rod cannot generally bear large radial load, and the telescopic rod is not suitable for manual pump products of a centralized lubrication system.
At present, a manual pump product on the market generally adopts a fixed rod body structure, the length and the structure of the fixed rod body structure are limited to a certain extent due to the requirement on the appearance size of the manual pump, the rated pressure of the manual pump generally reaches more than 30Mpa, the push-pull force required to be manually exerted on the fixed rod body is often required to be more than 200N, and the manual pump product wastes time and labor during operation.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a can bear telescopic link for manual pump of high thrust, this scheme makes it can bear great radial load through the structure of optimizing the telescopic link, still has mechanical positioning function simultaneously, improves the convenience of manual pump operation.
The utility model adopts the technical proposal that: the utility model provides a can bear telescopic link for manual pump of high thrust, includes transverse bar, connector, telescopic link assembly and axle sleeve, telescopic link assembly constitute by telescopic link mobile jib, telescopic link loop bar and positioning unit, the one end of telescopic link mobile jib is passed through positioning unit and is installed in the mounting hole of telescopic link loop bar, the other end of telescopic link mobile jib is connected with the one end of connector, the other end of connector constitutes to rotate through round pin axle and transverse bar and is connected, the tip at telescopic link loop bar is established to the axle sleeve cover.
Preferably, the positioning unit comprises a ball plunger, a rod body of the main rod of the telescopic rod is provided with a mounting hole for mounting the ball plunger, and the main rod of the telescopic rod is sleeved in the telescopic rod loop bar after being mounted in the ball plunger.
As a preferred scheme, a groove and a boss are arranged in the telescopic rod loop bar and used for stretching and retracting positioning of the telescopic rod main rod.
As the preferred scheme, the bulb plungers are provided with two groups and are arranged on the main rod of the telescopic rod at intervals, and two arc-shaped grooves are correspondingly arranged in the sleeve rod of the telescopic rod.
As the preferred scheme, threaded ball plunger piston is installed in the connector, a ball slot is arranged at the corresponding position of the transverse rod, and the threaded ball plunger piston is matched with the ball slot to be used for vertically positioning the connector.
As a preferred scheme, the connector and the telescopic rod main rod are connected into an integral structure through threads.
The beneficial effects of the utility model are that:
this scheme is through carrying out optimal design to the structure of telescopic link for the hand pump, provides the telescopic link that can bear the thrust of being applied to the hand pump, and this telescopic link can increase substantially the convenience of hand pump operation. The telescopic rod is internally provided with a boss, a groove, a ball plunger and other structures for positioning, so that the fit clearance of the telescopic rod is eliminated, and the telescopic rod is stable in stretching and free of shaking; the main technical effects are embodied in the following aspects:
one of which, this scheme is through the innovation, assembles the bulb plunger between flexible mobile jib and the flexible loop bar, effectively eliminates the fit clearance of telescopic link, makes the telescopic link at the reliable and stable free from extraneous sound of push-and-pull process, compares prior art simultaneously, and is more laborsaving, and the operation is more convenient.
Two, this scheme is through the innovation, and it has screw thread bulb plunger to embed at the connector, and corresponding cooperation position sets up the circular slot on the transverse bar, makes the connecting rod can have a stable location after rotatory 90, and location structure is simple with low costs.
Third, this scheme is through the innovation, the bulb plunger can set up two sets ofly to the interval sets up on the telescopic link mobile jib, corresponds in the telescopic link loop bar and is equipped with twice arc slot, can send the sound suggestion and can play the effect of location when the bulb plunger moves slot department, the design is more humanized.
Drawings
In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly introduced, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the structure of the present invention;
fig. 3 is a schematic structural diagram of the present invention in an implementation state.
The labels in the figure are: 1. the manual pump comprises a manual pump main body, 2, a transverse rod, 3, a pin shaft, 4, a connector, 41, a threaded ball plunger, 5, a telescopic rod assembly, 51, a telescopic rod main rod, 52, a telescopic rod sleeve rod, 53, a ball plunger, 6 and a shaft sleeve.
Detailed Description
The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
It should be noted that: unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of the terms "a" and "an" or "the" and similar referents in the context of describing and claiming the invention are not to be construed as limiting in number, but rather as indicating the presence of at least one. The word "comprise" or "comprises", and the like, indicates that the element or item listed before "comprises" or "comprising" covers the element or item listed after "comprising" or "comprises" and its equivalents, but does not exclude other elements or items having the same function.
Examples 1,
The structure and operation of the present embodiment will be described in detail with reference to the accompanying fig. 1-3:
as shown in fig. 1, a can bear telescopic link for manual pump of high thrust, this telescopic link uses with the cooperation of manual pump main part 1 for realize the pump oil of manual lubricant pump, it mainly comprises transverse bar 2, connector 4, telescopic link subassembly 5 and axle sleeve 6, wherein connector 4 constitutes through round pin axle 3 and transverse bar 2 and rotates and be connected, and transverse bar 2 accessible round pin axle rotates certain angle, telescopic link subassembly 5 constitute by telescopic link mobile jib 51, telescopic link loop pole 52 and positioning unit, be equipped with a mounting hole on telescopic link loop pole 52, telescopic link mobile jib 51 sets up in telescopic link loop pole 52's mounting hole through the positioning unit cooperation to the cooperation through positioning unit is used for fixing a position telescopic link mobile jib 51's tensile and back of returning, and the one end of keeping away from telescopic link loop pole 52 on telescopic link mobile jib 51 is connected with the one end of connector 4, the tip at telescopic link loop pole 52 is established to axle sleeve 6 covers.
In the scheme, the positioning unit comprises a ball plunger 53, a mounting hole for installing the ball plunger 53 is formed in a rod body of the telescopic rod main rod 51, the telescopic rod main rod 51 is firstly installed in the ball plunger 53 and then sleeved in an inner hole of the telescopic rod loop rod 52, and a groove and a boss structure are formed in the telescopic rod loop rod 52 and used for positioning the telescopic rod main rod 51 in a stretching and retracting manner.
In this embodiment, as shown in fig. 2, the ball plungers 53 may be arranged in two groups, and are arranged on the main rod 51 of the telescopic rod at intervals, two arc-shaped grooves for positioning the two groups of ball plungers 53 are correspondingly arranged in the sleeve rod 52 of the telescopic rod, when the two groups of ball plungers move to the two grooves, a sound prompt is generated and a positioning effect can be achieved, and the design is more humanized.
In this embodiment, the threaded ball plunger 41 is installed in the connector 4, a ball slot is provided at a corresponding position of the transverse rod 2, and the threaded ball plunger 41 and the ball slot are matched to vertically position the connector 4.
In this embodiment, the connector 4 and the main rod 51 of the telescopic rod are connected into an integral structure through threads.
This telescopic link assembly process for manual pump is as follows:
the transverse rod 2 is connected with the connector 4 through a solid rivet, the threaded ball plunger 41 is screwed into the connector 4, the pressing force between the threaded ball plunger 41 and the transverse rod 2 is controlled to realize the vertical positioning of the telescopic rod, and the main rod 51 of the telescopic rod is sleeved into the sleeve rod 52 of the telescopic rod after being arranged into the two ball plungers 53 and is stretched to the position of the groove. The shaft sleeve 6 is sleeved on the telescopic rod sleeve rod 52, and the threaded end of the connector 4 is screwed with the telescopic rod main rod 51 through threaded connection.
This telescopic link for manual pump is when using:
when not working, as shown in fig. 3, the transverse rod 2 is 90 degrees with the connecting rod 4 and the telescopic rod assembly 5, the telescopic rod loop bar 52 is flush with the telescopic rod main rod 51, the telescopic rod is in a shortened state, and the threaded ball plunger 41 in the connecting rod 4 is matched with the groove on the transverse rod 2 to realize the vertical positioning of the connecting rod 4.
During operation, connecting rod 4 and telescopic link assembly 5 can be pulled down to be 180 positions with the transverse bar, and telescopic link loop bar 52 can the horizontal stretching distance about 100mm reach stable tensile state through the limit structure of telescopic link assembly 5 inside simultaneously, and reciprocal push-and-pull telescopic link loop bar 52 can realize the pump oil of manual lubricating pump.
In the prior art, a common manual pump drives a pump core to reciprocate in a pump body through manually pushing and pulling a push rod with a fixed length so as to pump oil of the manual pump. Due to the limitation of the overall size of the product, the effective rod length of a common manual pump does not exceed 330mm, the force manually exerted on the push rod is more than 200N when the rated working pressure is about 30MPa, and the operation is laborious and time-consuming. Compared with similar products, the telescopic rod component provided by the product can increase the effective rod length by more than 110mm, oil pumping can be easily realized only by force of about 130N under rated 30Mpa pressure, and the lever principle is fully utilized to achieve the purpose of saving manpower.
It should be noted that, although the present invention has been described with reference to the above embodiments, the present invention may have other various embodiments. Various modifications and changes may be made thereto without departing from the spirit and scope of the invention as set forth in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a can bear telescopic link for manual pump of high thrust which characterized in that: including transverse bar, connector, telescopic link assembly and axle sleeve, telescopic link assembly constitute by telescopic link mobile jib, telescopic link loop bar and positioning unit, the one end of telescopic link mobile jib is passed through positioning unit and is installed in the mounting hole of telescopic link loop bar, the other end of telescopic link mobile jib is connected with the one end of connector, the other end of connector constitutes to rotate through round pin axle and transverse bar and is connected, the end at the telescopic link loop bar is established to the axle sleeve cover.
2. The telescopic rod for the manual pump capable of bearing high thrust of claim 1, wherein: the positioning unit comprises a ball plunger, a rod body of the telescopic rod main rod is provided with a mounting hole for mounting the ball plunger, and the telescopic rod main rod is sleeved in the telescopic rod loop bar after being mounted in the ball plunger.
3. The telescopic rod for the manual pump capable of bearing high thrust of claim 2, wherein: the telescopic rod loop bar is internally provided with a groove and a boss for stretching and retracting positioning of the telescopic rod main rod.
4. The telescopic rod for the manual pump capable of bearing high thrust according to claim 2, wherein: the ball plunger is provided with two groups which are arranged on the main rod of the telescopic rod at intervals, and two arc grooves are correspondingly arranged in the loop bar of the telescopic rod.
5. The telescopic rod for the manual pump capable of bearing high thrust according to claim 1, wherein: the connecting head is internally provided with a threaded ball plunger, a ball groove is arranged at the corresponding position of the transverse rod, and the threaded ball plunger is matched with the ball groove to be used for vertically positioning the connecting head.
6. The telescopic rod for the manual pump capable of bearing high thrust according to claim 1, wherein: the connector and the telescopic rod main rod are connected into a whole through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221399044.2U CN217689891U (en) | 2022-06-07 | 2022-06-07 | Can bear telescopic link for manual pump of high thrust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221399044.2U CN217689891U (en) | 2022-06-07 | 2022-06-07 | Can bear telescopic link for manual pump of high thrust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217689891U true CN217689891U (en) | 2022-10-28 |
Family
ID=83707134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221399044.2U Active CN217689891U (en) | 2022-06-07 | 2022-06-07 | Can bear telescopic link for manual pump of high thrust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217689891U (en) |
-
2022
- 2022-06-07 CN CN202221399044.2U patent/CN217689891U/en active Active
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