CN215368353U

CN215368353U - Handrail fixing seat

Info

Publication number: CN215368353U
Application number: CN202120865674.3U
Authority: CN
Inventors: 杨志达
Original assignee: Xiamen Yongchengxin Mechanical Products Co ltd
Current assignee: Xiamen Yongchengxin Mechanical Products Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-12-31
Anticipated expiration: 2031-04-25

Abstract

The application relates to a handrail fixing seat, which relates to the field of handrail installation and comprises a fixing part and a connecting part, wherein the fixing part is buried in a stair or the ground and is fixed by a concrete pouring mode; wherein, be provided with a jack on connecting portion, this jack is used for supplying the dead lever lower extreme of handrail to peg graft and use. This application has the effect that the dead lever of the handrail of being convenient for was changed.

Description

Handrail fixing seat

Technical Field

The application relates to the field of handrail installation, in particular to a fixing seat for handrail installation.

Background

The handrail is a practical and decorative projection usually arranged on stairs, breast boards, balconies and the like, is a member for holding on the upper edge (top surface) of a handrail or a breast board, and is used for supporting when walking. The materials are mostly wooden, and also metal, plastic, terrazzo, marble, etc. Safety, fastness, beauty, smooth surface and no sharp edges and corners are required. The form can be designed at will, but the width is based on the principle of being comfortable to hold by hand, generally 40-60 mm, the widest is not more than 95mm, and the ladder section and the stair platform need to be continuously arranged along the whole length of the ladder section and the stair platform.

In the related art, the handrail mainly comprises a plurality of fixing rods and a handrail rod, the fixing rods are provided with a plurality of fixing rods, the lower ends of the fixing rods are fixed on the stairs or the ground, the handrail rod is fixedly connected with the upper ends of the fixing rods, the effect of stably supporting the handrail rod can be achieved by utilizing the fixing rods, and when a user walks, the handrail rod can be held by hands to ensure safety.

In view of the above-mentioned related art, the inventor of the present invention has found that, when a fixing rod is fixed on a staircase or a ground by pouring, and needs to be replaced due to accidental damage, the staircase or the ground around the fixing shaft needs to be chiseled, and then the fixing rod needs to be replaced with great difficulty, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to improve the big problem of the dead lever replacement degree of difficulty of handrail, this application provides a handrail fixing base.

The application provides a handrail fixing base adopts following technical scheme.

An armrest fixing base comprising:

the fixing part is fixedly arranged on the ground or in the stairs in a concrete pouring mode;

the connecting part is arranged above the fixing part and is provided with a jack for inserting the lower end of the fixing rod;

the bolt body of the fastening bolt is connected with the side face of the connecting part, and the fastening bolt is used for abutting the lower end of the fixing rod in the jack;

when the fixing part is installed on the ground or in the stairs, the connecting part extends out of the upper surface of the ground or the stairs.

Through adopting above-mentioned technical scheme, the fixed part that utilizes concrete placement's mode fixed mounting in ground or stair can play the support and bear the weight of the effect, utilizes the jack that sets up on connecting portion to make the lower extreme and the fixing base stable connection of dead lever, utilizes fastening bolt can improve the joint strength between dead lever and the fixing base, avoids the dead lever to be pulled out the fixing base at will outside.

Optionally, the connecting portion further includes:

one end of the threaded hole, which is close to the center of the connecting part, is communicated with the jack, and the threaded hole is used for connecting a bolt body of a fastening bolt in a threaded manner;

the two sides of the counter bore are communicated with the threaded hole and the outer wall of the connecting portion respectively, and the counter bore is used for hiding a nut of the fastening bolt.

Through adopting above-mentioned technical scheme, utilize the screw hole can realize the screw thread relation between fastening bolt and the connecting portion to make fastening bolt can support the dead lever tightly in the jack, utilize the counter sink to play the effect of hiding fastening bolt's nut, avoid fastening bolt's nut directly to expose.

Optionally, the method further includes:

the protective sleeve is sleeved on the outer wall of the connecting part and used for shielding the fastening bolt;

the first sealing ring is arranged between the protective sleeve and the connecting part and used for sealing a gap between the protective sleeve and the connecting part.

Through adopting above-mentioned technical scheme, utilize the lag to play the effect of hiding fastening bolt for set up in the open air as the handrail, fastening bolt can directly not receive the rainwater erosion, utilizes first sealing washer can play the effect in clearance between sealed lag and the connecting portion, avoids taking place the rainwater infiltration.

Optionally, the protective sleeve is provided with:

the first embedded groove is formed in the inner wall of the protective sleeve and is annularly arranged;

when the sealing ring is arranged between the protective sleeve and the connecting part, the outer edge of the sealing ring is embedded in the first embedded groove.

Through adopting above-mentioned technical scheme, utilize first interior caulking groove for the stable installation in the protective sheath of first sealing washer can be guaranteed to first sealing washer.

Optionally, the protective sleeve is provided with:

the communicating hole is communicated with the inner wall and the outer wall of the protecting sleeve, and the inner diameter of the communicating hole is larger than that of the counter sink;

and the second sealing ring is arranged on the inner wall of the protective sleeve and used for sealing a gap between the edge of the communicating hole and the outer wall of the connecting part.

Through adopting above-mentioned technical scheme, utilize the intercommunicating pore for can the staff can be through the position of adjustment lag, thereby make intercommunicating pore and screw hole align, the staff of being convenient for directly wears to establish the lag with the screwdriver in order to twist and twist fastening bolt, stagger intercommunicating pore and screw hole when the staff is through the mode of rotating or going up and down, utilize the second sealing washer can reach and prevent that the rainwater from the intercommunicating pore infiltration from the effect in the lag.

Optionally, the method further includes:

the spring, the spring housing is established on the outer wall of connecting portion, the spring sets up between connecting portion and lag, the upper end and the connecting portion of spring are connected, the lower extreme and the lag of spring are connected.

Through adopting above-mentioned technical scheme, utilize the relation of being connected between spring and connecting portion and the lag for the spring can exert a decurrent power to the lag, thereby the bottom surface of lag can contact with ground temperature.

Optionally, the method further includes:

the annular groove is formed in the outer wall of the connecting part, the spring is installed in the annular groove, and the upper end of the spring is connected with the top of the annular groove;

the annular bulge is arranged on the inner wall of the protective sleeve and extends into the annular groove, and the lower end of the spring is abutted to the upper surface of the annular bulge.

Through adopting above-mentioned technical scheme, utilize the cooperation between ring channel and the annular bulge for the upper end of spring can be stably connected with connecting portion, and make the lower extreme of spring can be stably connected with the inner wall of protection platform, ensures the normal work of spring.

Optionally, the outer diameter of the connecting portion is larger than that of the fixing portion, the outer diameter of the annular groove is slightly smaller than that of the fixing portion, the inner diameter of the spring is larger than that of the fixing portion, the outer diameter of the spring is smaller than that of the connecting portion, and the inner diameter of the annular protrusion is the same as that of the fixing portion.

Through adopting above-mentioned technical scheme for the spring can be comparatively clear establish in the ring channel from the bottom cover of mount pad, and make annular protrusion can not take place to interfere with the fixed part, ensure the relation of connection between spring, lag and the connecting portion.

In summary, the present application includes at least one of the following beneficial technical effects:

the fixed rod of the handrail does not need to be directly poured and fixed in the stairs and the ground by concrete, so that the fixed rod of the handrail can be conveniently replaced;

can avoid fastening bolt to receive rainwater erosion for this fixing base is applicable to outdoor environment, improves application scope.

Drawings

Fig. 1 is a front view of a handrail fixing base according to a first embodiment of the present application;

fig. 2 is an exploded view of a handrail fixing base according to a first embodiment of the present application;

fig. 3 is a front view of the armrest fixing base according to the second embodiment of the present application;

fig. 4 is a schematic cross-sectional view of a handrail fixing base according to a second embodiment of the present application;

fig. 5 is an optimized schematic view of the armrest fixing seat according to the second embodiment of the present application.

Reference numerals: 1. a fixed part; 2. a connecting portion; 21. a jack; 22. a threaded hole; 23. a countersunk hole; 24. an annular groove; 3. fastening a bolt; 4. a protective sleeve; 41. a first inner caulking groove; 42. a first seal ring; 43. a communicating hole; 44. a second inner caulking groove; 45. a second seal ring; 46. an annular projection; 461. perforating holes; 5. a spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

Example 1:

the embodiment of the application discloses handrail fixing base. Referring to fig. 1, the handrail fixing seat comprises a fixing part 1 and a connecting part 2, wherein the fixing part 1 is buried in a stair or a ground and is fixed by concrete pouring, the connecting part 2 is arranged above the fixing part 1, and the bottom surface of the connecting part 2 is overlapped with the surface of the stair or the ground; wherein, a jack 21 is arranged on the connecting part 2, and the jack 21 is used for inserting the lower end of the fixed rod of the handrail.

Referring to fig. 1 and 2, a fastening bolt 3 for tightly abutting a part of the fixing rod inserted into the insertion hole 21 is connected to the connecting portion 2 in a threaded manner, and the fastening bolt 3 is a hexagon socket head cap screw; wherein, be provided with a screw hole 22 on connecting portion 2, the axis of this screw hole 22 is mutually perpendicular with the axis of jack 21, and the axis of this screw hole 22 intersects with the axis of jack 21, when fastening bolt 3 installs on connecting portion 2, fastening bolt 3's the key body and screw hole 22 threaded connection, still be provided with a counter bore 23 on connecting portion 2, the both sides of this counter bore 23 communicate with the outer wall and the screw hole 22 of connecting portion 2 respectively, and this counter bore 23 sets up with screw hole 22 coaxial line, when fastening bolt 3 installs on connecting portion 2, the nut of fastening bolt 3 is located counter bore 23.

The implementation principle of this application embodiment handrail fixing base does:

when the handrail needs to be installed, the handrail fixing seat is fixed on a stair or the ground in a concrete pouring mode, at the moment, the fixing portion 1 of the handrail fixing seat is located in the stair or the ground, the connecting portion 2 of the handrail fixing seat is located outside the surface of the stair or the ground, then the lower end of the fixing rod of the handrail is inserted into the insertion hole 21 of the handrail fixing seat, and finally the fastening bolt 3 is screwed up, so that the fixing rod 3 can be inserted into the insertion hole 21 and the part of the fixing rod can be firmly abutted.

Example 2:

referring to fig. 3 and 4, the present embodiment is different from embodiment 1 in that a protection cover 4 and a spring 5 are further disposed on the armrest fixing seat; wherein, lag 4 cover is established in the outer wall of connecting portion 2 in order to be used for preventing that fastening bolt 3 from receiving the rainwater erosion, and spring 5 sets up between connecting portion 2 and lag 4 in order to be used for ordering about lag 4 downstream.

Referring to fig. 3 and 4, a first inner caulking groove 41 is annularly arranged on the inner wall of the protective sleeve 4, the first inner caulking groove 41 is located at the upper end of the protective sleeve 4, a first sealing ring 42 is installed in the first inner caulking groove 41, and when the protective sleeve 4 is sleeved on the connecting portion 2, the first sealing ring 42 can seal a gap between the protective sleeve 4 and the upper end of the connecting portion 2; the protecting sleeve 4 is provided with a communicating hole 43 communicated with the outer wall of the inner wall of the protecting sleeve 4, the inner diameter of the communicating hole 43 is slightly larger than that of the counter bore 23, the inner wall of the protecting sleeve 4 is further provided with a second inner caulking groove 44 which is connected end to end and is arranged around the communicating hole 43, a second sealing ring 45 is arranged in the second inner caulking groove 44, and when the protecting sleeve 4 is sleeved on the connecting part 2, the second sealing ring 45 can seal a gap between the peripheral side of the communicating hole 43 and the outer wall of the connecting part 2.

Wherein, when the protection sleeve 4 is sleeved on the connecting part 2 and the protection sleeve 4 is driven by the spring 5 to reach the state that the lower end is abutted to the stair or the ground surface, the communication hole 43 is positioned below the counter sink 23, so that the communication hole 43 and the counter sink 23 can be staggered.

Referring to fig. 4, an annular groove 24 connected end to end is formed in the outer wall of the connecting portion 2, the annular groove 24 is located at the lower end of the connecting portion 2, an annular protrusion 46 connected end to end is formed in the inner wall of the protective sleeve 4, the annular protrusion 46 is located at the lower end of the protective sleeve 4, and when the protective sleeve 4 is sleeved on the outer wall of the protective sleeve, the annular protrusion 46 extends into the annular groove 24; wherein, spring 5 overlaps and establishes in ring channel 24, and the upper end of spring 5 and the top butt of ring channel 24, and the lower extreme of spring 5 and the upper surface butt of annular arch 46.

Wherein, the outer diameter of connecting portion 2 is greater than the outer diameter of fixed part 1, and the outer diameter of ring channel 24 slightly is less than the outer diameter of fixed part 1, and the outer diameter of spring 5 is less than the outer diameter of connecting portion 2 and is greater than the internal diameter of annular bulge 46.

The implementation principle of the embodiment 2 is as follows:

when the fastening bolt 3 needs to be screwed, the worker manually pulls up the protective sleeve 4, so that the communication hole 43 can be aligned with the counter sink 23, at the moment, the worker can directly screw the fastening bolt 3 by using a screwdriver, after the fastening bolt 3 is screwed, the worker directly releases the protective sleeve 4, the protective sleeve 4 can move downwards under the action of the spring 5, so that the communication hole 43 is staggered with the counter sink 23, and rainwater is prevented from directly entering the counter sink 23 from the communication hole 43.

Referring to fig. 5, this embodiment also has the optimization scheme, specifically, the cross section of fixed part 1 is the setting of regular hexagon shape, annular protrusion 46's inner wall encloses to close and forms one and is the hole 461 that wears that the regular hexagon shape set up, the cross sectional area of wearing hole 461 and the same setting of the area of fixed part 1 cross section, when this handrail fixing base of needs equipment, can overlap earlier spring 5 cover in ring channel 24, then establish lag 4 cover on connecting portion 2, establish lag 4 cover behind connecting portion 2, the staff can be through rotating lag 4 so that wear to establish hole 461 and fixed part 1 crisscross mutually, thereby make lag 4 can not directly drop, be convenient for this handrail fixing base assemble in the factory, then on-the-spot direct use.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An armrest fixing base, comprising:

the fixing part (1) is fixedly arranged on the ground or in a stair in a concrete pouring mode;

the connecting part (2) is arranged above the fixing part (1), and the connecting part (2) is provided with a jack (21) for inserting the lower end of the fixing rod;

the bolt body of the fastening bolt (3) is connected with the side face of the connecting part (2), and the fastening bolt (3) is used for abutting the lower end of the fixed rod in the insertion hole (21);

when the fixing part (1) is installed in the ground or the stairs, the connecting part (2) extends out of the upper surface of the ground or the stairs.

2. A handrail fixing base according to claim 1, characterized in that, the connecting portion (2) is further provided with:

one end, close to the center of the connecting part (2), of the threaded hole (22) is communicated with the insertion hole (21), and the threaded hole (22) is used for enabling a bolt body of the fastening bolt (3) to be in threaded connection;

the two sides of the counter bore (23) are respectively communicated with the threaded hole (22) and the outer wall of the connecting part (2), and the counter bore (23) is used for hiding and hiding a nut of the fastening bolt (3).

3. The handrail mount of claim 1, further comprising:

the protective sleeve (4) is sleeved on the outer wall of the connecting part (2), and the protective sleeve (4) is used for shielding the fastening bolt (3);

first sealing washer (42), first sealing washer (42) set up between lag (4) and connecting portion (2), first sealing washer (42) are used for the sealed gap between lag (4) and connecting portion (2).

4. A holder as claimed in claim 3, wherein said protection cover (4) is provided with:

the first inner embedded groove (41), the first inner embedded groove (41) is arranged on the inner wall of the protective sleeve (4), and the first inner embedded groove (41) is annularly arranged;

when the first sealing ring (42) is arranged between the protective sleeve (4) and the connecting part (2), the outer edge of the first sealing ring (42) is embedded in the first embedded groove (41).

5. A holder as claimed in claim 3, wherein said protection cover (4) is provided with:

the communication hole (43) is communicated with the inner wall and the outer wall of the protective sleeve (4), and the inner diameter of the communication hole (43) is larger than that of the counter sink (23);

and the second sealing ring (45) is arranged on the inner wall of the protective sleeve (4), and the second sealing ring (45) is used for sealing a gap between the edge of the communication hole (43) and the outer wall of the connecting part (2).

6. The handrail mount of claim 3, further comprising:

spring (5), spring (5) cover is established on the outer wall of connecting portion (2), spring (5) set up between connecting portion (2) and lag (4), the upper end and the connecting portion (2) of spring (5) are connected, the lower extreme and the lag (4) of spring (5) are connected.

7. The handrail mount of claim 6, further comprising:

the annular groove (24) is formed in the outer wall of the connecting portion (2), the spring (5) is installed in the annular groove (24), and the upper end of the spring (5) is connected with the top of the annular groove (24);

annular protrusion (46), annular protrusion (46) set up on the inner wall of lag (4), annular protrusion (46) stretch into in annular groove (24), the lower extreme and the upper surface butt of annular protrusion (46) of spring (5).

8. A holder as claimed in claim 7, wherein the connecting portion (2) has an outer diameter greater than the outer diameter of the fixing portion (1), and the annular groove (24) has an outer diameter slightly smaller than the outer diameter of the fixing portion (1).