Vertical rod type jack with buffer structure
By introducing a buffer structure and lighting device into the vertical jack, the problem of hard contact between the support rod and the drive screw is solved, improving the stability and ease of use of the equipment, especially in dimly lit environments.
Patent Information
- Application Number
- CN202520587925.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-31
- Publication Date
- 2026-02-10
- Estimated Expiration
- 2035-03-31
AI Technical Summary
Existing pole-mounted jacks suffer from structural instability due to hard contact between the support rod and the drive screw, resulting in a short service life. Furthermore, the lack of lighting makes them inconvenient to operate and handle in dim environments.
A buffer structure is introduced into the pole-mounted jack, using elastic elements and flexible rubber for cushioning. A lighting assembly and a handle are added, and the transmission assembly is improved to enhance ease of use.
It achieves buffering and shock absorption of the support rod, improves the stability and service life of the equipment, and provides lighting in dim environments, making it easy to operate and handle.
Smart Images
Figure CN223892339U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of jack, in particular to a vertical rod type jack with buffer structure. BACKGROUND
[0002] The vertical rod type jack comprises a support jack rod and a driving screw rod, the driving screw rod is connected with a driving mechanism, the support jack rod is connected to the driving screw rod, the support jack rod is driven to move up and down by the driving screw rod, and object lifting is realized; the existing vertical rod type jack has the following defects: the base of the support jack rod and the base of the driving screw rod are in hard contact, the base of the support jack rod and the base of the driving screw rod will collide when the support jack rod falls back, the whole equipment structure is unstable after long-term use, thereby affecting the service life of the product, in addition, the existing vertical rod type jack is not provided with an illuminating device, so that it is inconvenient to operate when used in a dim environment or at night, in addition, the vertical rod type jack is usually grabbed when taken, and the vertical rod type jack has the defect that it is inconvenient to take. SUMMARY
[0003] In view of the problems in the background art, the utility model aims to provide a vertical rod type jack with buffer structure to solve the problems in the prior art.
[0004] The above technical purpose of the utility model is realized by the following technical scheme:
[0005] A vertical rod type jack with buffer structure comprises a base, a screw rod connecting column is rotationally arranged on the base, a screw rod is connected to the screw rod connecting column, a support rod assembly is further included, the support rod assembly comprises a support sleeve rod, a nut seat is fixedly connected to the inner wall of the support sleeve rod, the nut seat is threadedly connected to the screw rod, a driving motor output shaft is drivingly connected to the screw rod through a transmission assembly, an elastic member is arranged between the nut seat and the screw rod connecting column, an outer shell body is sleeved to the outside of the support sleeve rod, a limiting pin is arranged on the top of the support sleeve rod, the limiting pin abuts against the top surface of the outer shell body after the support rod assembly is retracted, a handle is connected to the limiting pin, and an illuminating lamp assembly is arranged on the base.
[0006] Preferably, the elastic member is a telescopic spring, one end of the telescopic spring abuts against the bottom of the nut seat, and the other end of the telescopic spring abuts against the top of the screw rod supporting column when the support sleeve rod is retracted.
[0007] Preferably, the base comprises an upper shell and a lower shell, the upper shell is connected with the lower shell in a buckling manner, the lower shell is provided with a screw connecting column connecting groove, the upper shell is formed with a connecting column limiting groove, the bottom end of the screw connecting column is rotationally connected in the screw connecting column connecting groove, the top end of the screw connecting column passes through the connecting column limiting groove to form a screw connecting head, and the bottom end of the screw is fixedly connected in the screw connecting head.
[0008] Preferably, the screw connecting head is sleeved with a shaft sleeve at the bottom.
[0009] Preferably, the lighting lamp assembly comprises a lamp holder connected to the upper shell, the lamp holder is connected with a switch piece, and the switch piece is connected to the upper shell.
[0010] Preferably, the transmission assembly comprises a large gear fixed to the screw connecting column, a gear shaft connected in the base, the large gear is in meshing connection with the gear shaft, a transmission gear is fixed to the gear shaft, a driving motor is fixed to the base, a driving gear shaft is connected to the output shaft of the driving motor, and the driving gear shaft is in meshing connection with the transmission gear.
[0011] Preferably, the top surface of the outer shell is injection molded with flexible rubber.
[0012] Preferably, the outer wall of the support sleeve rod is provided with a guide groove, and the outer shell is provided with a guide convex strip.
[0013] In summary, the utility model mainly has the following beneficial effects:
[0014] The utility model sets the elastic piece between the nut seat and the screw connecting column, injection molds the flexible rubber on the top surface of the outer shell, plays a buffering role when the support rod assembly retracts, and additionally sets the handle and the lighting lamp assembly, so that the jack is more convenient to use. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 is a structural schematic view of the utility model;
[0016] Figure 2 is a side view structural schematic view of the utility model;
[0017] Figure 3 is Figure 2 the sectional structure schematic view of A-A of the utility model;
[0018] Figure 4 is Figure 3 the enlarged structural schematic view of A of the utility model;
[0019] Figure 5 is a partial structural schematic view of the utility model;
[0020] Figure 6 is a transmission assembly structural schematic view of the utility model;
[0021] Figure 7 is a handle structure schematic diagram of the utility model;
[0022] Figure 8 is a support sleeve rod structure schematic diagram of the utility model;
[0023] Figure 9 is a shell structure schematic diagram of the utility model. DETAILED DESCRIPTION
[0024] EMBODIMENT
[0025] REFERENCE Figures 1 to 9 The utility model discloses a stand -pole formula jack with buffer structure, including base 1, be provided with screw rod connecting column 2 on base 1 and rotate, screw rod connecting column is connected with screw rod 3, still include support rod subassembly, support rod subassembly includes support sleeve rod 4, the inner wall of support sleeve rod is fixedly connected with nut seat 5, and nut seat is connected with screw rod thread, and the output shaft of drive motor 7 is drivenly connected through transmission assembly 6 on screw rod, still include elastic part 8, the elastic part is arranged between nut seat 5 and screw rod connecting column 2, in the embodiment, the elastic part is telescopic spring, the telescopic spring is sleeved on screw rod, when support sleeve rod retracts, telescopic spring one end reaches to nut seat bottom, and the other end reaches to screw rod support column top, and the outside of support sleeve rod is sleeved with shell 9, and shell 9 is fixedly connected on base, and shell 9 is used for guiding and limiting support sleeve rod.
[0026] The top of the support sleeve rod is provided with a limit pin 10, which abuts on the top surface of the shell after the support rod assembly retracts, further comprising a handle 11 connected to the limit pin, and the base is provided with a lighting assembly.
[0027] The base includes an upper shell 13 and a lower shell 14, the upper shell is connected to the lower shell, the lower shell is provided with a screw rod connecting column connecting groove 15, the upper shell is formed with a connecting column limiting groove 16, the bottom end of the screw rod connecting column is rotatably connected in the screw rod connecting column connecting groove, the top end passes through the connecting column limiting groove to form a screw rod connecting head, and the bottom end of the screw rod is fixedly connected in the screw rod connecting head. The bottom of the screw rod connecting head is sleeved with a shaft sleeve 12. The screw rod connecting column 2 is connected to the upper shell through the shaft sleeve 12.
[0028] The lighting assembly includes a lamp holder 17 connected to the upper shell, the lamp holder is connected with a switch 18, and the switch is connected to the upper shell.
[0029] The transmission assembly comprises a large gear 19 fixed on the screw connecting column, a gear shaft 20 connected in the base, the large gear is in meshing connection with the gear shaft, a transmission gear 21 is fixed on the gear shaft, a driving motor is fixed on the base, a driving gear shaft 22 is connected on the output shaft of the driving motor, and the driving gear shaft is in meshing connection with the transmission gear.
[0030] The flexible rubber is injection molded on the top surface ring of the outer shell body, and further buffers the retractable support rod assembly.
[0031] The outer wall of the support sleeve rod is provided with a guide groove 23, and the outer shell body 9 is provided with a guide convex strip 24, thereby achieving better guiding effect.
[0032] The above is only the preferred embodiment of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments, and any technical solution falling within the idea of the present application belongs to the protection scope of the present application. It should be noted that, for ordinary skilled in the art, some improvements and decorations without departing from the principle of the present application are also considered as the protection scope of the present application.
Claims
1. A vertical pole jack with a buffer structure, characterized in that: The device includes a base with a rotatable screw connecting post on the base, a screw connected to the screw connecting post, a support rod assembly, a support sleeve rod with a nut seat fixedly connected to its inner wall, the nut seat being threaded to the screw, a drive motor output shaft being driven to the screw via a transmission assembly, an elastic element disposed between the nut seat and the screw connecting post, an outer shell sleeved around the support sleeve rod, a limit pin on the top of the support sleeve rod, the limit pin abutting against the top surface of the outer shell when the support rod assembly retracts, a handle connected to the limit pin, and a lighting assembly mounted on the base.
2. The vertical pole jack with a buffer structure according to claim 1, characterized in that: The elastic element is a telescopic spring, which is sleeved on the screw. When the support sleeve retracts, one end of the telescopic spring abuts against the bottom of the nut seat, and the other end abuts against the top of the screw support column.
3. The vertical pole jack with a buffer structure according to claim 1, characterized in that: The base includes an upper shell and a lower shell, which are fastened together. The lower shell is provided with a connecting groove for a screw connecting post, and the upper shell is formed with a connecting post limiting groove. The bottom end of the screw connecting post is rotatably connected in the connecting groove for the screw connecting post, and its top end passes through the connecting post limiting groove to form a screw connecting head. The bottom end of the screw is fixedly connected in the screw connecting head.
4. The vertical pole jack with a buffer structure according to claim 1, characterized in that: A bushing is fitted onto the bottom of the screw connector.
5. A vertical pole jack with a buffer structure according to claim 1, characterized in that: The lighting assembly includes a lamp holder connected to the upper housing, the lamp holder being connected to a switch, and the switch being connected to the upper housing.
6. A vertical pole jack with a buffer structure according to claim 1, characterized in that: The transmission assembly includes a large gear fixed on a screw connecting column, a gear shaft connected inside the base, the large gear meshing with the gear shaft, a transmission gear fixed on the gear shaft, a drive motor fixed on the base, and a drive gear shaft connected to the output shaft of the drive motor, the drive gear shaft meshing with the transmission gear.
7. A vertical pole jack with a buffer structure according to claim 1, characterized in that: Flexible rubber is injection molded on the top ring edge of the outer shell.
8. A vertical pole jack with a buffer structure according to claim 1, characterized in that: The outer wall of the support sleeve is provided with a guide groove, and the outer shell is provided with a guide protrusion.